CN108957955A - W color blocking and preparation method thereof, array substrate - Google Patents
W color blocking and preparation method thereof, array substrate Download PDFInfo
- Publication number
- CN108957955A CN108957955A CN201810916012.7A CN201810916012A CN108957955A CN 108957955 A CN108957955 A CN 108957955A CN 201810916012 A CN201810916012 A CN 201810916012A CN 108957955 A CN108957955 A CN 108957955A
- Authority
- CN
- China
- Prior art keywords
- color blocking
- lignin
- pixel
- preparation
- sub
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000000903 blocking effect Effects 0.000 title claims abstract description 51
- 238000002360 preparation method Methods 0.000 title claims abstract description 30
- 239000000758 substrate Substances 0.000 title claims abstract description 26
- 229920005610 lignin Polymers 0.000 claims abstract description 71
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 36
- 239000003822 epoxy resin Substances 0.000 claims abstract description 34
- 229920005989 resin Polymers 0.000 claims abstract description 26
- 239000011347 resin Substances 0.000 claims abstract description 26
- 239000002904 solvent Substances 0.000 claims abstract description 24
- 239000003513 alkali Substances 0.000 claims abstract description 22
- 150000001875 compounds Chemical class 0.000 claims abstract description 18
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000005977 Ethylene Substances 0.000 claims abstract description 17
- 239000003999 initiator Substances 0.000 claims abstract description 16
- 239000011521 glass Substances 0.000 claims abstract description 13
- 229920000642 polymer Polymers 0.000 claims abstract description 13
- -1 p- cumylphenyl (methyl) acrylate Chemical compound 0.000 claims description 28
- LRWZZZWJMFNZIK-UHFFFAOYSA-N 2-chloro-3-methyloxirane Chemical compound CC1OC1Cl LRWZZZWJMFNZIK-UHFFFAOYSA-N 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 16
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 claims description 13
- 239000000126 substance Substances 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 239000004593 Epoxy Substances 0.000 claims description 8
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 8
- 239000004094 surface-active agent Substances 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 7
- LLHKCFNBLRBOGN-UHFFFAOYSA-N propylene glycol methyl ether acetate Chemical group COCC(C)OC(C)=O LLHKCFNBLRBOGN-UHFFFAOYSA-N 0.000 claims description 7
- MOBNLCPBAMKACS-UHFFFAOYSA-N 2-(1-chloroethyl)oxirane Chemical compound CC(Cl)C1CO1 MOBNLCPBAMKACS-UHFFFAOYSA-N 0.000 claims description 6
- 229940106691 bisphenol a Drugs 0.000 claims description 6
- 238000006116 polymerization reaction Methods 0.000 claims description 3
- 238000000746 purification Methods 0.000 claims description 3
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims 2
- YENIOYBTCIZCBJ-UHFFFAOYSA-N acetic acid;1-methoxypropan-2-ol Chemical group CC(O)=O.COCC(C)O YENIOYBTCIZCBJ-UHFFFAOYSA-N 0.000 claims 1
- 239000010426 asphalt Substances 0.000 claims 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims 1
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 12
- 238000002834 transmittance Methods 0.000 description 12
- 230000005540 biological transmission Effects 0.000 description 8
- 238000012986 modification Methods 0.000 description 8
- 230000004048 modification Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 238000001228 spectrum Methods 0.000 description 7
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000199 molecular distillation Methods 0.000 description 5
- CERQOIWHTDAKMF-UHFFFAOYSA-N alpha-methacrylic acid Natural products CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 4
- 239000002585 base Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 239000003086 colorant Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 4
- 229920002120 photoresistant polymer Polymers 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 3
- 239000001913 cellulose Substances 0.000 description 3
- 229920002678 cellulose Polymers 0.000 description 3
- 238000004821 distillation Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 230000008929 regeneration Effects 0.000 description 3
- 238000011069 regeneration method Methods 0.000 description 3
- 238000004528 spin coating Methods 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- LZDKZFUFMNSQCJ-UHFFFAOYSA-N 1,2-diethoxyethane Chemical compound CCOCCOCC LZDKZFUFMNSQCJ-UHFFFAOYSA-N 0.000 description 2
- XJQOEUJMYJRTNO-UHFFFAOYSA-N 1,3-dioxan-2-ylmethyl prop-2-enoate Chemical class C=CC(=O)OCC1OCCCO1 XJQOEUJMYJRTNO-UHFFFAOYSA-N 0.000 description 2
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 description 2
- ZNQVEEAIQZEUHB-UHFFFAOYSA-N 2-ethoxyethanol Chemical compound CCOCCO ZNQVEEAIQZEUHB-UHFFFAOYSA-N 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
- 239000002202 Polyethylene glycol Substances 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- MPIAGWXWVAHQBB-UHFFFAOYSA-N [3-prop-2-enoyloxy-2-[[3-prop-2-enoyloxy-2,2-bis(prop-2-enoyloxymethyl)propoxy]methyl]-2-(prop-2-enoyloxymethyl)propyl] prop-2-enoate Chemical compound C=CC(=O)OCC(COC(=O)C=C)(COC(=O)C=C)COCC(COC(=O)C=C)(COC(=O)C=C)COC(=O)C=C MPIAGWXWVAHQBB-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N acetone Substances CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 description 2
- 239000012965 benzophenone Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- SWXVUIWOUIDPGS-UHFFFAOYSA-N diacetone alcohol Chemical compound CC(=O)CC(C)(C)O SWXVUIWOUIDPGS-UHFFFAOYSA-N 0.000 description 2
- 235000014113 dietary fatty acids Nutrition 0.000 description 2
- POLCUAVZOMRGSN-UHFFFAOYSA-N dipropyl ether Chemical compound CCCOCCC POLCUAVZOMRGSN-UHFFFAOYSA-N 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 239000000194 fatty acid Substances 0.000 description 2
- 229930195729 fatty acid Natural products 0.000 description 2
- LNTHITQWFMADLM-UHFFFAOYSA-N gallic acid Chemical compound OC(=O)C1=CC(O)=C(O)C(O)=C1 LNTHITQWFMADLM-UHFFFAOYSA-N 0.000 description 2
- CATSNJVOTSVZJV-UHFFFAOYSA-N heptan-2-one Chemical compound CCCCCC(C)=O CATSNJVOTSVZJV-UHFFFAOYSA-N 0.000 description 2
- NGAZZOYFWWSOGK-UHFFFAOYSA-N heptan-3-one Chemical compound CCCCC(=O)CC NGAZZOYFWWSOGK-UHFFFAOYSA-N 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 229920001223 polyethylene glycol Polymers 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- STGXUBIZGYMIRM-UHFFFAOYSA-N (5-ethyl-1,3-dioxan-5-yl)methyl prop-2-enoate Chemical class C=CC(=O)OCC1(CC)COCOC1 STGXUBIZGYMIRM-UHFFFAOYSA-N 0.000 description 1
- MYWOJODOMFBVCB-UHFFFAOYSA-N 1,2,6-trimethylphenanthrene Chemical compound CC1=CC=C2C3=CC(C)=CC=C3C=CC2=C1C MYWOJODOMFBVCB-UHFFFAOYSA-N 0.000 description 1
- BZJTUOGZUKFLQT-UHFFFAOYSA-N 1,3,5,7-tetramethylcyclooctane Chemical group CC1CC(C)CC(C)CC(C)C1 BZJTUOGZUKFLQT-UHFFFAOYSA-N 0.000 description 1
- QWOZZTWBWQMEPD-UHFFFAOYSA-N 1-(2-ethoxypropoxy)propan-2-ol Chemical compound CCOC(C)COCC(C)O QWOZZTWBWQMEPD-UHFFFAOYSA-N 0.000 description 1
- CMCBDXRRFKYBDG-UHFFFAOYSA-N 1-dodecoxydodecane Chemical compound CCCCCCCCCCCCOCCCCCCCCCCCC CMCBDXRRFKYBDG-UHFFFAOYSA-N 0.000 description 1
- RRQYJINTUHWNHW-UHFFFAOYSA-N 1-ethoxy-2-(2-ethoxyethoxy)ethane Chemical compound CCOCCOCCOCC RRQYJINTUHWNHW-UHFFFAOYSA-N 0.000 description 1
- JOLQKTGDSGKSKJ-UHFFFAOYSA-N 1-ethoxypropan-2-ol Chemical compound CCOCC(C)O JOLQKTGDSGKSKJ-UHFFFAOYSA-N 0.000 description 1
- ARXJGSRGQADJSQ-UHFFFAOYSA-N 1-methoxypropan-2-ol Chemical compound COCC(C)O ARXJGSRGQADJSQ-UHFFFAOYSA-N 0.000 description 1
- PUGOMSLRUSTQGV-UHFFFAOYSA-N 2,3-di(prop-2-enoyloxy)propyl prop-2-enoate Chemical compound C=CC(=O)OCC(OC(=O)C=C)COC(=O)C=C PUGOMSLRUSTQGV-UHFFFAOYSA-N 0.000 description 1
- OAYXUHPQHDHDDZ-UHFFFAOYSA-N 2-(2-butoxyethoxy)ethanol Chemical compound CCCCOCCOCCO OAYXUHPQHDHDDZ-UHFFFAOYSA-N 0.000 description 1
- WMDZKDKPYCNCDZ-UHFFFAOYSA-N 2-(2-butoxypropoxy)propan-1-ol Chemical compound CCCCOC(C)COC(C)CO WMDZKDKPYCNCDZ-UHFFFAOYSA-N 0.000 description 1
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- WFSMVVDJSNMRAR-UHFFFAOYSA-N 2-[2-(2-ethoxyethoxy)ethoxy]ethanol Chemical compound CCOCCOCCOCCO WFSMVVDJSNMRAR-UHFFFAOYSA-N 0.000 description 1
- LCZVSXRMYJUNFX-UHFFFAOYSA-N 2-[2-(2-hydroxypropoxy)propoxy]propan-1-ol Chemical compound CC(O)COC(C)COC(C)CO LCZVSXRMYJUNFX-UHFFFAOYSA-N 0.000 description 1
- TXBCBTDQIULDIA-UHFFFAOYSA-N 2-[[3-hydroxy-2,2-bis(hydroxymethyl)propoxy]methyl]-2-(hydroxymethyl)propane-1,3-diol Chemical compound OCC(CO)(CO)COCC(CO)(CO)CO TXBCBTDQIULDIA-UHFFFAOYSA-N 0.000 description 1
- FDSUVTROAWLVJA-UHFFFAOYSA-N 2-[[3-hydroxy-2,2-bis(hydroxymethyl)propoxy]methyl]-2-(hydroxymethyl)propane-1,3-diol;prop-2-enoic acid Chemical compound OC(=O)C=C.OC(=O)C=C.OC(=O)C=C.OC(=O)C=C.OC(=O)C=C.OCC(CO)(CO)COCC(CO)(CO)CO FDSUVTROAWLVJA-UHFFFAOYSA-N 0.000 description 1
- ZVUNTIMPQCQCAQ-UHFFFAOYSA-N 2-dodecanoyloxyethyl dodecanoate Chemical compound CCCCCCCCCCCC(=O)OCCOC(=O)CCCCCCCCCCC ZVUNTIMPQCQCAQ-UHFFFAOYSA-N 0.000 description 1
- QCAHUFWKIQLBNB-UHFFFAOYSA-N 3-(3-methoxypropoxy)propan-1-ol Chemical compound COCCCOCCCO QCAHUFWKIQLBNB-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- XQSRTKPEGULXEK-UHFFFAOYSA-N C(C)C=C(C(=O)O)C.[O] Chemical compound C(C)C=C(C(=O)O)C.[O] XQSRTKPEGULXEK-UHFFFAOYSA-N 0.000 description 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
- 241001062009 Indigofera Species 0.000 description 1
- XOBKSJJDNFUZPF-UHFFFAOYSA-N Methoxyethane Chemical compound CCOC XOBKSJJDNFUZPF-UHFFFAOYSA-N 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 1
- TUVYSBJZBYRDHP-UHFFFAOYSA-N acetic acid;methoxymethane Chemical compound COC.CC(O)=O TUVYSBJZBYRDHP-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000012675 alcoholic extract Substances 0.000 description 1
- 150000005215 alkyl ethers Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 125000003236 benzoyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C(*)=O 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000007607 die coating method Methods 0.000 description 1
- 229940019778 diethylene glycol diethyl ether Drugs 0.000 description 1
- XXJWXESWEXIICW-UHFFFAOYSA-N diethylene glycol monoethyl ether Chemical compound CCOCCOCCO XXJWXESWEXIICW-UHFFFAOYSA-N 0.000 description 1
- 229940075557 diethylene glycol monoethyl ether Drugs 0.000 description 1
- SBZXBUIDTXKZTM-UHFFFAOYSA-N diglyme Chemical compound COCCOCCOC SBZXBUIDTXKZTM-UHFFFAOYSA-N 0.000 description 1
- SZXQTJUDPRGNJN-UHFFFAOYSA-N dipropylene glycol Chemical compound OCCCOCCCO SZXQTJUDPRGNJN-UHFFFAOYSA-N 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 125000004494 ethyl ester group Chemical group 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 229940074391 gallic acid Drugs 0.000 description 1
- 235000004515 gallic acid Nutrition 0.000 description 1
- 238000007755 gap coating Methods 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229920005615 natural polymer Polymers 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 125000001400 nonyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- WVJVHUWVQNLPCR-UHFFFAOYSA-N octadecanoyl octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OC(=O)CCCCCCCCCCCCCCCCC WVJVHUWVQNLPCR-UHFFFAOYSA-N 0.000 description 1
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000151 polyglycol Polymers 0.000 description 1
- 239000010695 polyglycol Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 150000003512 tertiary amines Chemical class 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- JLGLQAWTXXGVEM-UHFFFAOYSA-N triethylene glycol monomethyl ether Chemical compound COCCOCCOCCO JLGLQAWTXXGVEM-UHFFFAOYSA-N 0.000 description 1
- PAPBSGBWRJIAAV-UHFFFAOYSA-N ε-Caprolactone Chemical compound O=C1CCCCCO1 PAPBSGBWRJIAAV-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/62—Alcohols or phenols
- C08G59/621—Phenols
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133514—Colour filters
- G02F1/133516—Methods for their manufacture, e.g. printing, electro-deposition or photolithography
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
- G03F7/027—Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Optics & Photonics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mathematical Physics (AREA)
- Manufacturing & Machinery (AREA)
- Engineering & Computer Science (AREA)
- Spectroscopy & Molecular Physics (AREA)
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Abstract
The invention discloses a kind of W color blocking and preparation method thereof, the preparation method dissolves comprising steps of lignin epoxide resin, alkali soluble resins, the compound of ethylene unsaturated group and light initiator are added in solvent, obtains photosensitive polymer combination W color blocking.The invention also discloses a kind of array substrates, comprising steps of providing a glass substrate；Multiple pixel units of array arrangement are formed on the glass substrate, and each pixel unit includes R sub-pixel, G sub-pixel, B sub-pixel and W sub-pixel, wherein W sub-pixel is made of the W color blocking.A kind of W color blocking of the invention and preparation method thereof, array substrate, to solve the problems, such as colour cast in RGBW display panel.
Description
Technical field
The present invention relates to technical field of liquid crystal display, more specifically, it is related to a kind of W color blocking and preparation method thereof, battle array
Column substrate.
Background technique
The display of fine and smooth image quality and low-power consumption is always the target that industry research staff and consumer constantly pursue, mesh
There are power consumptions mostly for preceding product such as television set, mobile phone, tablet computer, laptop having a display function on the market etc.
The defects of height, luminance shortage.The transmitance of existing red (Red), green (Green), blue (Blue) three primary colors mixed display mode
And mixing efficiency is all relatively low, causes the power consumption of display panel big, constrains the optimization of display panel.RGBW liquid crystal display
Refer to the sub- picture that a white (White) is added on the basis of existing RGB three primary colors sub-pixel (Sub Pixel) structure
Element becomes the display unit of four primaries sub-pixel structure.Wherein W is transparent photoresist, and light transmittance can achieve 99% or more.Due to
The addition of W sub-pixel makes the light transmittance of display obtain great promotion.
But in RGBW display panel, the white purity and W sub-pixel that are mixed into due to R, G, B three primary colors sub-pixel
White purity it is different, cause entire RGBW white relatively only RGB three primary colors sub-pixel structure display panel white
It offsets, so that display effect has partially blue texture.Specifically as shown in Figure 1, the white (s) of RGBW display panel is by R+
The white (s1) of tri- sub-pixels of G+B composition and the white (s2) of W sub-pixel mix, and as s2 and s1 difference, s can be made
The white point coordinates (s ') of white point coordinates and RGB display panel can offset, x, y value of white point coordinates are less than normal.On the whole,
In CIE1931 coordinate-system, the white point coordinates of s pure color can white point coordinates compared with s ' toward blue offset, to affect RGBW
The quality that picture is shown.
Summary of the invention
In view of the existing technical defect, the present invention provides a kind of W color blocking and preparation method thereof, array substrate, with
Solve the problems, such as colour cast in RGBW display panel.
In order to achieve the above purpose, present invention employs the following technical solutions:
The object of the present invention is to provide a kind of preparation methods of W color blocking, comprising steps of
Solvent is added in lignin epoxide resin, alkali soluble resins, the compound of ethylene unsaturated group and light initiator
Middle dissolution obtains photosensitive polymer combination W color blocking.
Preferably, the step further includes that surfactant is added into the solvent to be dissolved.
Preferably, the solvent is propylene glycol methyl ether acetate；And/or
The compound of the ethylene unsaturated group is p- cumylphenyl (methyl) acrylate and 5- ethyl -5-
The combination of (acryloyloxymethyl) -1,3- dioxanes；And/or
The smooth initiator is 1- [9- ethyl -6- (2- methyl benzoyl group) -9H- carbazole -3- substituent group]-ethane ketone -1-
(O- acetyl group oxime).
Preferably, the preparation process of the lignin epoxide resin includes:
Bisphenol-A is added in epoxychloropropane or methyl epichlorohydrin or epoxy prapanol after dissolving and obtains reaction system；
Wherein epoxychloropropane or methyl epichlorohydrin or epoxy prapanol and the ratio between the amount of substance of hydroxyl in the bisphenol-A are 5:
1~10:1；
Prepare lignin aqueous slkali；
The lignin aqueous slkali is added in the reaction system, is uniformly mixed, and keep at 55~60 DEG C 2~
5h, separation obtain crude resin；
To be re-dissolved in the first aqueous slkali after the crude resin, be uniformly mixed, and at 60~65 DEG C keep 2~
5h, neutralized, purification obtain the lignin epoxide resin.
Preferably, the lignin aqueous slkali the preparation method comprises the following steps: it is 2%~8% that mass concentration, which is added, in lignin
It in second aqueous slkali, is uniformly mixed, lignin aqueous slkali is obtained, wherein the mass concentration of alkali is in the lignin aqueous slkali
2%~8%.
Preferably, the mass concentration of first aqueous slkali is 2%~8%.
Another object of the present invention is to provide a kind of W color blocking, the W color blocking includes solvent and is dissolved in the solvent
Lignin epoxide resin, alkali soluble resin, the compound of ethylene unsaturated group and light initiator.
Preferably, the solvent is propylene glycol methyl ether acetate；And/or
The compound of the ethylene unsaturated group is p- cumylphenyl (methyl) acrylate and 5- ethyl -5-
The combination of (acryloyloxymethyl) -1,3- dioxanes；And/or
The smooth initiator is 1- [9- ethyl -6- (2- methyl benzoyl group) -9H- carbazole -3- substituent group]-ethane ketone -1-
(O- acetyl group oxime).
Preferably, the lignin epoxide resin is the epoxy resin that polymerization has lignin.
Another object of the present invention is to provide a kind of array substrate, including glass substrate and array arrangement in the glass
Multiple pixel units on substrate, each pixel unit include R sub-pixel, G sub-pixel, B sub-pixel and W sub-pixel, wherein
The W sub-pixel is made of W color blocking described above.
Compared with prior art, a kind of W color blocking of the present invention and preparation method thereof, array substrate, by W photoresist system
In, lignin is added, under the premise of keeping original total light transmittance constant, realizes that W color blocking light transmission frequency spectrum is mobile toward long wave direction,
To reduce light transmission part blue in W color blocking light transmittance frequency spectrum, so that W is slightly partially yellow, to compensate the partially blue effect of white point coordinates
Fruit solves the problems, such as colour cast in RGBW display panel.And lignin is from a wealth of sources, in nature, the reserves of lignin are only
Inferior to cellulose, and it is annual all with 50,000,000,000 tons of speed regeneration.Simultaneously because lignin has more phenolic hydroxyl group and higher
Chemical activity, can directly be reacted with epoxychloropropane (ECH) without purifying modified and prepare soluble epoxy resin, this hair
Bright preparation process has many advantages, such as simple process, stabilization, low consumption, environmental protection.
Detailed description of the invention
Fig. 1 is white point coordinates value in RGBW in the prior art；
Fig. 2 is the preparation flow figure of the lignin epoxide resin in a kind of preparation method of W color blocking of the embodiment of the present invention；
Fig. 3 is addition figure compared with the film light transmission frequency spectrum for being not added with lignin.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further described.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and do not have to
It is of the invention in limiting.
The illustrative W color blocking of the present invention, it is solvable including solvent and the lignin epoxide resin being dissolved in the solvent, alkali
Property resin, the compound of ethylene unsaturated group and light initiator, it is preferable that surfactant can also be added.The wherein wood
Quality epoxy resin is the epoxy resin that polymerization has lignin.Lignin polymers, and and ring are added in W color blocking material system
Oxygen resin is further formed high polymer.Containing the group of conjugated double bond in lignin structure, so that polymer light transmittance is most
Big absorption peak is from 360nm red shift to 460nm, to reduce light transmission part blue in W color blocking light transmittance frequency spectrum (referring to figure
3), so that W is slightly partially yellow, the partially blue effect of white point coordinates can so be compensated.
Preferably, by the lignin epoxide resin of 100 parts by weight, the alkali soluble resins of 50~200 parts by weight, 5~50 weights
Measure the compound with ethylene unsaturated group, the light initiator of 1~5 parts by weight and the surfactant of 0~5 parts by weight of part
It is dissolved in the solvent of 300~500 parts by weight, obtains photosensitive polymer combination W color blocking.
Preferably, the solvent is propylene glycol methyl ether acetate；The compound of the ethylene unsaturated group is p- isopropyl
The combination of phenyl (methyl) acrylate and 5- ethyl -5- (acryloyloxymethyl) -1,3- dioxanes；The light starting
Agent is 1- [9- ethyl -6- (2- methyl benzoyl group) -9H- carbazole -3- substituent group]-ethane ketone -1- (O- acetyl group oxime).The table
Face activating agent is SF-8427.
Specifically, by 100 parts by weight lignin epoxide resins, the alkali soluble resin of 100 parts by weight, 15 parts by weight p-
5- ethyl -5- (the acryloyloxymethyl) -1,3- dioxanes, 5 weights of cumylphenyl (methyl) acrylate, 5 parts by weight
Measure 1- [9- ethyl -6- (2- methyl benzoyl group) -9H- carbazole -3- substituent group]-ethane ketone -1- (O- acetyl group oxime), 1 weight of part
The SF-8427 for measuring part is added in the propylene glycol methyl ether acetate of 400 parts by weight, after mixing evenly with swing-out stirrer, obtains
The transparent color blocking material of photosensitive polymer combination W.
Illustratively, the alkali soluble resins may be used also are as follows: bicyclic pentyl ester (trade name FA-513A, FA- of (methyl) acrylic acid
513M, chemical conversion industry limited liability company of Hitachi manufacture) etc. with tricyclodecane skeleton acrylate compounds or acrylic acid
Tricyclic [5.2.1.02,6] decyl- 8- base ester (trade name FA-511A, the manufacture of chemical conversion industry limited liability company of Hitachi), (methyl)
Acrylic acid 2- (tricyclic [5.2.1.02,6] decyl- 3- alkene -8 (9)-oxygen) ethyl ester (dicyclopentenyl oxygen ethyl (methyl) acrylic acid
Ester, trade name FA-512A, FA-512M, the manufacture of chemical conversion industry limited liability company of Hitachi) etc.,
Illustratively, the compound of the ethylene unsaturated group may be used also are as follows: three acrylic acid trihydroxy methyl propyl ester, through epoxy
Three acrylic acid trihydroxy methyl propyl ester, the three acrylic acid trihydroxy methyl propyl ester through propylene oxide modification, pentaerythrite of ethane modification
Triacrylate, pentaerythritol tetraacrylate, dipentaerythritol hexaacrylate, Dipentaerythritol Pentaacrylate, two seasons
Penta tetra-acrylate, the sour two trihydroxy methyl propyl ester of dipentaerythritol hexaacrylate, tetrapropylene of caprolactone modification, through ring
The glycerol tri-acrylate of Ethylene Oxide modification, three acrylic acid trihydroxy methyl propyl ester, dipentaerythritol tetraacrylate, two seasons penta 4
Any combination of six acrylate of alcohol or above compound.
Illustratively, the smooth initiator may be used also are as follows: 2- hydroxy-2-methyl -1- phenyl -1- acetone, 1- hydroxy-cyciohexyl
One in mixture that benzophenone and 2- methyl-1-[4- methyl mercapto phenyl]-2- morpholinyl-1- acetone are formed with benzophenone respectively
Kind.
Illustratively, the surfactant may be used also are as follows: polyethoxy lauryl ether, gathers polyethoxy stearoyl ether
The polyethoxies such as ethoxylated oil ether alkyl ether (polyoxyethylene alkyl ethers)；Polyethoxy octyl phenylate,
The polyethoxies alkylbenzene ethers such as polyethoxy nonyl phenylate；Polyethylene glycol dilaurate, polyglycol distearate etc.
Polyethylene glycol di class；Sorbitan fatty acid ester class；The polyesters of fatty acid modification；Or the polyamine group first of tertiary amine modification
Esters of gallic acid.Above-mentioned surfactant may be used alone or in combination a variety of use.
Illustratively, the solvent may be used also are as follows: glycol monoethyl ether, ethylene glycol monoethyl ether, diethylene glycol monoethyl ether, diethyl
Glycol list positive propyl ether, diethylene glycol mono-n-butyl ether, triethylene glycol monomethyl ether, Triethylene glycol ethyl ether, propylene glycol monomethyl ether, the third two
Alcohol list ether, dipropylene glycol monomethyl ether, dipropylene glycol monoethyl ether, dipropylene glycol list positive propyl ether, dipropylene glycol mono-n-butyl ether, 3 third
Glycol monomethyl ether or tripropylene glycol list ether or its analog, glycol methyl ether acetate, ethylene glycol ether acetate or the third two
The concrete example of alcohol methyl ether acetate or propylene-glycol ethyl ether acetate, diethylene glycol alkyl ether includes diethylene glycol dimethyl ether, diethyl
Glycol ethyl methyl ether, diethylene glycol diethyl ether or its analog and tetrahydrofuran or its analog, the concrete example of ketone compounds
Including methyl ethyl ketone, cyclohexanone, 2-HEPTANONE, 3- heptanone, diacetone alcohol or its analog, one or more of above substance.
The present embodiment additionally provides a kind of method for preparing above-mentioned W color blocking, specifically, the preparation method of W color blocking includes step
It is rapid:
Solvent is added in lignin epoxide resin, alkali soluble resins, the compound of ethylene unsaturated group and light initiator
Middle dissolution obtains photosensitive polymer combination W color blocking.Wherein, adition process can by lignin epoxide resin, alkali soluble resins,
The compound and light initiator of ethylene unsaturated group are separately added into solvent, and can be added in solvent together.
It preferably, can also be in the compound and light that lignin epoxide resin, alkali soluble resins, ethylene unsaturated group is added
Surfactant is added during initiator to be dissolved.
Shown in Figure 2, the preparation process of the lignin epoxide resin includes:
S11, reactant is obtained after dissolving in bisphenol-A addition epoxychloropropane or methyl epichlorohydrin or epoxy prapanol
System；Wherein epoxychloropropane or methyl epichlorohydrin or epoxy prapanol and the ratio between the amount of substance of hydroxyl in the bisphenol-A
For 5:1~10:1；
S12, lignin aqueous slkali is prepared；Specifically, the lignin aqueous slkali the preparation method comprises the following steps: lignin is added
It in the second aqueous slkali that mass concentration is 2%~8%, is uniformly mixed, lignin aqueous slkali is obtained, wherein in the lignin alkali
The mass concentration of alkali is 2%~8% in solution, which, which ensures, obtains less by-product.
S13, the lignin aqueous slkali is added in the reaction system, is uniformly mixed, and keep 2 at 55~60 DEG C
~5h, separation obtain crude resin；The reaction environment of the range, so that reactivity highest, by-product are less.
S14, it will be re-dissolved in the first aqueous slkali, be uniformly mixed, and protected at 60~65 DEG C after the crude resin
2~5h is held, after liquid separation, neutralization, washing, distillation, obtains the lignin epoxide resin.Wherein, first aqueous slkali
Mass concentration is 2%~8%.
Wherein, the chemical structure of the lignin in step S12 are as follows:
Lignin is the natural polymers of three-D space structure, is all connected on the phenyl ring and side chain of structural unit
A variety of different groups, they be methoxyl group, phenolic hydroxyl group, alcoholic extract hydroxyl group, aromatic radical, etc. various active groups, be introduced into epoxy
In resin polymer structure, and since the group in lignin structure containing conjugated double bond (get the bid by the chemical structure of such as lignin
Know (3), (6) out) so that the maximum absorption band of polymer light transmittance is from 360nm red shift to 460nm.
Wherein in step S14:
It neutralizes: being by the way that acid (such as HCl/H is added2SO4/HNO3Deng) with extra alkali in system acid-base neutralization reaction occurs；
Washing: being to dissolve the extra impurity in reaction system with distilled water etc. and get rid of；
Liquid separation: being the operating method that two kinds of immiscible liquid are separated, purpose herein is will be in aqueous slkali
Water is got rid of；
Distillation: it is separated using the boiling point difference of each mixture in reaction system, to obtain target product wood
Quality epoxy resin；It is to be removed low-boiling small molecule by-product herein；(detailed process can refer to as follows: will be to
Purification epoxy resin carries out molecular distillation and obtains low total chlorine epoxy resin；The molecular distillation includes: first order molecular distillation: being gone
It is preheated except the low substance of resin mid-boiling point to be purified, and for second level molecular distillation；Second level molecular distillation: by resin light component
It is separated with heavy constituent, removes heterodoxy base, obtain low total chlorine epoxy resin).
It is unsaturated for lignin epoxide resin alkali soluble resins, ethylene in the preparation method of the W color blocking of the present embodiment
The specific choice and specific dissolving ratio of the compound of base, light initiator, surfactant and solvent, can refer to above-mentioned W color
To its specific description in resistance, then this is repeated no more.
The red shift of light transmittance maximum absorption band is realized using the stronger conjugated double bond that lignin this body structure has, thus
Can solve the problems, such as RGBW colour cast under the premise of no light transmittance for reducing the entire transparent photoresist of W.Lignin simultaneously
With more phenolic hydroxyl group and higher chemical activity, without purifying modified can directly with epoxychloropropane (ECH) system of reacting
Standby epoxy resin soluble out, has many advantages, such as simple process, stabilization, low consumption, environmental protection.Lignin is from a wealth of sources, in nature
In, the reserves of lignin are only second to cellulose, and annual all with 50,000,000,000 tons of speed regeneration.
The present invention illustratively additionally provides a kind of array substrate comprising glass substrate and array arrangement are in the glass
Multiple pixel units on substrate, each pixel unit include R sub-pixel, G sub-pixel, B sub-pixel and W sub-pixel, wherein
The W sub-pixel is made of W color blocking described above.
Embodiment 1
The W color blocking of the present embodiment includes: 100 parts by weight being dissolved in the propylene glycol methyl ether acetate of 400 parts by weight
Lignin epoxide resin, the alkali soluble resin of 100 parts by weight, 15 parts by weight p- cumylphenyl (methyl) acrylate
With 1- [9- ethyl -6- (the 2- methyl of 5- ethyl -5- (the acryloyloxymethyl) -1,3- dioxanes of 5 parts by weight, 5 parts by weight
Benzoyl group) -9H- carbazole -3- substituent group]-ethane ketone -1- (O- acetyl group oxime) and 1 parts by weight SF-8427.
Corresponding, the preparation method of the W color blocking of the present embodiment includes:
By 100 above-mentioned parts by weight lignin epoxide resins, the alkali soluble resin of 100 parts by weight, 15 parts by weight p-
5- ethyl -5- (the acryloyloxymethyl) -1,3- dioxanes, 5 weights of cumylphenyl (methyl) acrylate, 5 parts by weight
Measure 1- [9- ethyl -6- (2- methyl benzoyl group) -9H- carbazole -3- substituent group]-ethane ketone -1- (O- acetyl group oxime), 1 weight of part
The SF-8427 of amount part is dissolved in the propylene glycol methyl ether acetate of 400 parts by weight, after mixing evenly with swing-out stirrer, is obtained
To the transparent color blocking material of photosensitive polymer combination W.
Wherein, the preparation method of the lignin epoxide resin of the present embodiment includes:
Bisphenol-A (BPA) is added in suitable epoxychloropropane (ECH), wherein n (ECH): n (- OH)=8 be preferably to match
Than the aqueous slkali of lignin being slowly added to reaction system, keeps best alkali concentration after being dissolved by heating in 55~60 DEG C of temperature
It is 5%, 55~60 DEG C of holding 4h after charging.
It is evaporated under reduced pressure out excessive ECH and water after liquid separation removal water layer, then dissolves crude resin with solvent.Add alkali simultaneously for the second time
3h is kept at 60~65 DEG C.After neutralized, washing, liquid separation, distillation, lignin epoxide resin is obtained.
It is corresponding, a kind of array substrate of the present embodiment comprising glass substrate and array arrangement are in the glass substrate
On multiple pixel units, each pixel unit includes R sub-pixel, G sub-pixel, B sub-pixel and W sub-pixel, wherein described
W sub-pixel is made of W color blocking described above.
Fig. 3 is participated in, the W color blocking added with lignin has solved RGBW display indigo plant partially in order to further illustrate the present invention
Problem, the present embodiment form two cluster films by same production method on the glass substrate respectively, wherein a cluster film passes through
The W color blocking material of the embodiment of the present invention forms and (is added with the W color blocking of lignin), and another set film passes through common W color
It hinders (being not added with the W color blocking of lignin), specific production step is as follows:
Be coated the film of the obtained transparent color blocking of a W in glass substrate, wherein to the method for coating there is no limit, including
The coating methods such as spray coating method, rolling method, method of spin coating (spin-coating method), slit die coating process, stick coating method, ink-jet method are applied
Cloth, it is preferable that above-mentioned photosensitive polymer combination to be coated on substrate, with a thickness of 3 using spin-coating method or gap coating method
To 5 μm.
Solvent is removed through pre-baked (prebake) mode again and forms pre-baked film.Wherein pre-baked condition, according to each component
Type, compounding ratio and it is different, usually temperature between 60 DEG C to 110 DEG C, carry out 30 seconds to 15 minutes.
After pre-baked, which is exposed under light shield, expose used in light use but be not limited to ultraviolet light, remote
Ultraviolet light, X-ray, charged particle beam；Wherein, ultraviolet light can be such as g line (wavelength 436nm), h line, i line (wavelength 365nm).
When selecting ultraviolet light, ultraviolet lamp is such as, but not limited to high mercury vapor lamp, superelevation mercury vapor lamp and metal halid lamp；It is preferred that
Ground, light exposure are 40 to 100J/m2。
Development is to impregnate in developer solution, different according to the composition of composition, lasts 30 seconds to 2 minutes, to remove not
The part wanted and form specific pattern, the preferred developer solution ingredient KOH solution that is 0.042% concentration.
Then, (postbake) is baked after carrying out using devices such as heating plate or baking ovens to handle, and makes the curing of coating.Temperature is baked afterwards
Degree is usually 120 to 250 DEG C.Wherein, the roasting time is type according to heating machine and different and adjust afterwards, for example, using adding
The heating time of hot plate is 5 to 30 minutes, and the heating time using baking oven is 30 to 90 minutes.After the above processing step,
Film can be formed.
It is shown in Figure 3, it is surveyed using Lambda850 ultraviolet-uisible spectrophotometer (U.S.'s PERKINELMER corporation)
The fixed light transmittance frequency spectrum for being formed by two cluster films on the glass substrate, and not plus compared with lignin, after adding lignin,
The maximum transmission peak position of its film from about 360nm red shift to from 460nm, i.e., it is only less in blue region (380~480nm)
Thus the light transmission of amount solves the problems, such as that the RGBW display of the foregoing description of the present invention is partially blue.
A kind of W color blocking of the present invention and preparation method thereof, array substrate, by adding lignin in W photoresist system,
Under the premise of keeping original total light transmittance constant, realize that W color blocking light transmission frequency spectrum is mobile toward long wave direction, to reduce W color blocking
Blue light transmission part in light transmittance frequency spectrum, to compensate the partially blue effect of white point coordinates, solves RGBW so that W is slightly partially yellow
In display panel the problem of colour cast.And lignin is from a wealth of sources, in nature, the reserves of lignin are only second to cellulose, and
And it is annual all with 50,000,000,000 tons of speed regeneration.Simultaneously because lignin has more phenolic hydroxyl group and higher chemical activity, nothing
It needs purifying modified that can directly react with epoxychloropropane (ECH) and prepares soluble epoxy resin, preparation process of the invention
Have many advantages, such as simple process, stabilization, low consumption, environmental protection.
The above is only the specific embodiments of the application, it is noted that those skilled in the art are come
It says, under the premise of not departing from the application principle, several improvements and modifications can also be made, these improvements and modifications also should be regarded as
The protection scope of the application.
Claims (10)
1. a kind of preparation method of W color blocking, which is characterized in that comprising steps of
Lignin epoxide resin, alkali soluble resins, the compound of ethylene unsaturated group and light initiator are added molten in solvent
Solution obtains photosensitive polymer combination W color blocking.
2. the preparation method of W color blocking according to claim 1, which is characterized in that the step further includes to the solvent
Middle addition surfactant is dissolved.
3. the preparation method of W color blocking according to claim 1, which is characterized in that the solvent is propylene glycol monomethyl ether acetic acid
Ester；And/or
The compound of the ethylene unsaturated group is p- cumylphenyl (methyl) acrylate and 5- ethyl -5- (propylene
Pivaloyloxymethyl) -1,3- dioxanes combination；And/or
The smooth initiator is 1- [9- ethyl -6- (2- methyl benzoyl group) -9H- carbazole -3- substituent group]-ethane ketone -1- (O- second
Acyl group oxime).
4. the preparation method of any W color blocking according to claim 1~3, which is characterized in that the lignin epoxide resin
Preparation process include:
Bisphenol-A is added in epoxychloropropane or methyl epichlorohydrin or epoxy prapanol after dissolving and obtains reaction system；Wherein
The ratio between amount of substance of hydroxyl in epoxychloropropane or methyl epichlorohydrin or epoxy prapanol and the bisphenol-A for 5:1~
10:1；
Prepare lignin aqueous slkali；
The lignin aqueous slkali is added in the reaction system, is uniformly mixed, and keeps 2~5h at 55~60 DEG C, point
From acquisition crude resin；
It will be re-dissolved in the first aqueous slkali, be uniformly mixed after the crude resin, and keep 2~5h at 60~65 DEG C,
Neutralized, purification obtains the lignin epoxide resin.
5. the preparation method of W color blocking according to claim 4, which is characterized in that the preparation side of the lignin aqueous slkali
Method are as follows: lignin is added in the second aqueous slkali that mass concentration is 2%~8%, is uniformly mixed, obtains lignin aqueous slkali,
Wherein the mass concentration of alkali is 2%~8% in the lignin aqueous slkali.
6. the preparation method of W color blocking according to claim 4, which is characterized in that the mass concentration of first aqueous slkali
It is 2%~8%.
7. a kind of W color blocking, which is characterized in that the W color blocking includes solvent and the lignin asphalt mixtures modified by epoxy resin being dissolved in the solvent
Rouge, alkali soluble resin, the compound of ethylene unsaturated group and light initiator.
8. W color blocking according to claim 7, which is characterized in that the solvent is propylene glycol methyl ether acetate；And/or
The compound of the ethylene unsaturated group is p- cumylphenyl (methyl) acrylate and 5- ethyl -5- (propylene
Pivaloyloxymethyl) -1,3- dioxanes combination；And/or
The smooth initiator is 1- [9- ethyl -6- (2- methyl benzoyl group) -9H- carbazole -3- substituent group]-ethane ketone -1- (O- second
Acyl group oxime).
9. W color blocking according to claim 7 or 8, which is characterized in that the lignin epoxide resin is that polymerization has lignin
Epoxy resin.
10. a kind of array substrate, which is characterized in that including glass substrate and array arrangement in multiple pictures on the glass substrate
Plain unit, each pixel unit include R sub-pixel, G sub-pixel, B sub-pixel and W sub-pixel, wherein the W sub-pixel by
W color blocking as described in claim 7~9 is any is made.
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