CN106957406A - 一种杯芳烃型光固化聚氨酯树脂及其制备的自修复涂层 - Google Patents
一种杯芳烃型光固化聚氨酯树脂及其制备的自修复涂层 Download PDFInfo
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- CN106957406A CN106957406A CN201710330204.5A CN201710330204A CN106957406A CN 106957406 A CN106957406 A CN 106957406A CN 201710330204 A CN201710330204 A CN 201710330204A CN 106957406 A CN106957406 A CN 106957406A
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- calixarene
- polyurethane resin
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- cured polyurethane
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- VTJUKNSKBAOEHE-UHFFFAOYSA-N calixarene Chemical compound COC(=O)COC1=C(CC=2C(=C(CC=3C(=C(C4)C=C(C=3)C(C)(C)C)OCC(=O)OC)C=C(C=2)C(C)(C)C)OCC(=O)OC)C=C(C(C)(C)C)C=C1CC1=C(OCC(=O)OC)C4=CC(C(C)(C)C)=C1 VTJUKNSKBAOEHE-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 229920005749 polyurethane resin Polymers 0.000 title claims abstract description 29
- 238000000576 coating method Methods 0.000 title claims description 24
- 238000002360 preparation method Methods 0.000 title description 2
- 239000000178 monomer Substances 0.000 claims abstract description 16
- 229920002635 polyurethane Polymers 0.000 claims abstract description 15
- 239000004814 polyurethane Substances 0.000 claims abstract description 15
- 239000012948 isocyanate Substances 0.000 claims abstract description 10
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 claims abstract 7
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 30
- 239000011248 coating agent Substances 0.000 claims description 18
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims description 15
- 239000002904 solvent Substances 0.000 claims description 14
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims description 13
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 10
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 8
- GHMLBKRAJCXXBS-UHFFFAOYSA-N Resorcinol Natural products OC1=CC=CC(O)=C1 GHMLBKRAJCXXBS-UHFFFAOYSA-N 0.000 claims description 8
- 238000001723 curing Methods 0.000 claims description 7
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- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- 125000005442 diisocyanate group Chemical group 0.000 claims description 6
- 150000002009 diols Chemical class 0.000 claims description 6
- -1 resorcinol calixarenes Chemical class 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 239000005457 ice water Substances 0.000 claims description 5
- GTELLNMUWNJXMQ-UHFFFAOYSA-N 2-ethyl-2-(hydroxymethyl)propane-1,3-diol;prop-2-enoic acid Chemical class OC(=O)C=C.OC(=O)C=C.OC(=O)C=C.CCC(CO)(CO)CO GTELLNMUWNJXMQ-UHFFFAOYSA-N 0.000 claims description 4
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 4
- 229920002818 (Hydroxyethyl)methacrylate Polymers 0.000 claims description 3
- OMIGHNLMNHATMP-UHFFFAOYSA-N 2-hydroxyethyl prop-2-enoate Chemical compound OCCOC(=O)C=C OMIGHNLMNHATMP-UHFFFAOYSA-N 0.000 claims description 3
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 claims description 3
- HSHNITRMYYLLCV-UHFFFAOYSA-N 4-methylumbelliferone Chemical group C1=C(O)C=CC2=C1OC(=O)C=C2C HSHNITRMYYLLCV-UHFFFAOYSA-N 0.000 claims description 3
- 239000005058 Isophorone diisocyanate Substances 0.000 claims description 3
- 229920002565 Polyethylene Glycol 400 Polymers 0.000 claims description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 3
- NIMLQBUJDJZYEJ-UHFFFAOYSA-N isophorone diisocyanate Chemical compound CC1(C)CC(N=C=O)CC(C)(CN=C=O)C1 NIMLQBUJDJZYEJ-UHFFFAOYSA-N 0.000 claims description 3
- 229920001451 polypropylene glycol Polymers 0.000 claims description 3
- WOBHKFSMXKNTIM-UHFFFAOYSA-N Hydroxyethyl methacrylate Chemical compound CC(=C)C(=O)OCCO WOBHKFSMXKNTIM-UHFFFAOYSA-N 0.000 claims description 2
- 229920002593 Polyethylene Glycol 800 Polymers 0.000 claims description 2
- JCJNNHDZTLRSGN-UHFFFAOYSA-N anthracen-9-ylmethanol Chemical class C1=CC=C2C(CO)=C(C=CC=C3)C3=CC2=C1 JCJNNHDZTLRSGN-UHFFFAOYSA-N 0.000 claims description 2
- QAIPRVGONGVQAS-UHFFFAOYSA-N caffeic acid Chemical class OC(=O)C=CC1=CC=C(O)C(O)=C1 QAIPRVGONGVQAS-UHFFFAOYSA-N 0.000 claims description 2
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- KSEBMYQBYZTDHS-UHFFFAOYSA-N ferulic acid Natural products COC1=CC(C=CC(O)=O)=CC=C1O KSEBMYQBYZTDHS-UHFFFAOYSA-N 0.000 claims description 2
- 238000000016 photochemical curing Methods 0.000 claims description 2
- 229920002523 polyethylene Glycol 1000 Polymers 0.000 claims description 2
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- 239000000376 reactant Substances 0.000 claims description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 2
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims 3
- 239000002202 Polyethylene glycol Substances 0.000 claims 2
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 claims 2
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- KSEBMYQBYZTDHS-HWKANZROSA-M (E)-Ferulic acid Natural products COC1=CC(\C=C\C([O-])=O)=CC=C1O KSEBMYQBYZTDHS-HWKANZROSA-M 0.000 claims 1
- WBYWAXJHAXSJNI-VOTSOKGWSA-M .beta-Phenylacrylic acid Natural products [O-]C(=O)\C=C\C1=CC=CC=C1 WBYWAXJHAXSJNI-VOTSOKGWSA-M 0.000 claims 1
- VEORPZCZECFIRK-UHFFFAOYSA-N 3,3',5,5'-tetrabromobisphenol A Chemical compound C=1C(Br)=C(O)C(Br)=CC=1C(C)(C)C1=CC(Br)=C(O)C(Br)=C1 VEORPZCZECFIRK-UHFFFAOYSA-N 0.000 claims 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims 1
- 239000004215 Carbon black (E152) Substances 0.000 claims 1
- WBYWAXJHAXSJNI-SREVYHEPSA-N Cinnamic acid Chemical compound OC(=O)\C=C/C1=CC=CC=C1 WBYWAXJHAXSJNI-SREVYHEPSA-N 0.000 claims 1
- 101000598921 Homo sapiens Orexin Proteins 0.000 claims 1
- 101001123245 Homo sapiens Protoporphyrinogen oxidase Proteins 0.000 claims 1
- YNAVUWVOSKDBBP-UHFFFAOYSA-N Morpholine Natural products C1COCCN1 YNAVUWVOSKDBBP-UHFFFAOYSA-N 0.000 claims 1
- 102100029028 Protoporphyrinogen oxidase Human genes 0.000 claims 1
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical group CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 claims 1
- 239000007983 Tris buffer Substances 0.000 claims 1
- DFGMFVYRMVYRRA-UHFFFAOYSA-N [O].CC Chemical compound [O].CC DFGMFVYRMVYRRA-UHFFFAOYSA-N 0.000 claims 1
- WNLRTRBMVRJNCN-UHFFFAOYSA-L adipate(2-) Chemical compound [O-]C(=O)CCCCC([O-])=O WNLRTRBMVRJNCN-UHFFFAOYSA-L 0.000 claims 1
- 239000004411 aluminium Substances 0.000 claims 1
- 150000001412 amines Chemical class 0.000 claims 1
- VEQOALNAAJBPNY-UHFFFAOYSA-N antipyrine Chemical compound CN1C(C)=CC(=O)N1C1=CC=CC=C1 VEQOALNAAJBPNY-UHFFFAOYSA-N 0.000 claims 1
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 claims 1
- 235000013985 cinnamic acid Nutrition 0.000 claims 1
- 229930016911 cinnamic acid Natural products 0.000 claims 1
- XLJMAIOERFSOGZ-UHFFFAOYSA-M cyanate Chemical compound [O-]C#N XLJMAIOERFSOGZ-UHFFFAOYSA-M 0.000 claims 1
- AYOHIQLKSOJJQH-UHFFFAOYSA-N dibutyltin Chemical compound CCCC[Sn]CCCC AYOHIQLKSOJJQH-UHFFFAOYSA-N 0.000 claims 1
- 238000001035 drying Methods 0.000 claims 1
- KSEBMYQBYZTDHS-HWKANZROSA-N ferulic acid Chemical compound COC1=CC(\C=C\C(O)=O)=CC=C1O KSEBMYQBYZTDHS-HWKANZROSA-N 0.000 claims 1
- 235000001785 ferulic acid Nutrition 0.000 claims 1
- 229940114124 ferulic acid Drugs 0.000 claims 1
- 125000004836 hexamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 claims 1
- 229930195733 hydrocarbon Natural products 0.000 claims 1
- 150000002430 hydrocarbons Chemical class 0.000 claims 1
- 229960001396 hymecromone Drugs 0.000 claims 1
- WFKAJVHLWXSISD-UHFFFAOYSA-N isobutyramide Chemical compound CC(C)C(N)=O WFKAJVHLWXSISD-UHFFFAOYSA-N 0.000 claims 1
- WBYWAXJHAXSJNI-UHFFFAOYSA-N methyl p-hydroxycinnamate Natural products OC(=O)C=CC1=CC=CC=C1 WBYWAXJHAXSJNI-UHFFFAOYSA-N 0.000 claims 1
- 125000003367 polycyclic group Chemical group 0.000 claims 1
- 229920000642 polymer Polymers 0.000 claims 1
- 239000011527 polyurethane coating Substances 0.000 claims 1
- 239000002244 precipitate Substances 0.000 claims 1
- 239000000047 product Substances 0.000 claims 1
- 230000008023 solidification Effects 0.000 claims 1
- 238000007711 solidification Methods 0.000 claims 1
- 238000000967 suction filtration Methods 0.000 claims 1
- QURCVMIEKCOAJU-UHFFFAOYSA-N trans-isoferulic acid Natural products COC1=CC=C(C=CC(O)=O)C=C1O QURCVMIEKCOAJU-UHFFFAOYSA-N 0.000 claims 1
- 238000002604 ultrasonography Methods 0.000 claims 1
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- 150000002513 isocyanates Chemical class 0.000 abstract description 9
- OWIKHYCFFJSOEH-UHFFFAOYSA-N Isocyanic acid Chemical compound N=C=O OWIKHYCFFJSOEH-UHFFFAOYSA-N 0.000 abstract 2
- XLJMAIOERFSOGZ-UHFFFAOYSA-N anhydrous cyanic acid Natural products OC#N XLJMAIOERFSOGZ-UHFFFAOYSA-N 0.000 abstract 1
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 19
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- UKLDJPRMSDWDSL-UHFFFAOYSA-L [dibutyl(dodecanoyloxy)stannyl] dodecanoate Chemical compound CCCCCCCCCCCC(=O)O[Sn](CCCC)(CCCC)OC(=O)CCCCCCCCCCC UKLDJPRMSDWDSL-UHFFFAOYSA-L 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 239000012956 1-hydroxycyclohexylphenyl-ketone Substances 0.000 description 2
- 239000005057 Hexamethylene diisocyanate Substances 0.000 description 2
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 2
- MQDJYUACMFCOFT-UHFFFAOYSA-N bis[2-(1-hydroxycyclohexyl)phenyl]methanone Chemical compound C=1C=CC=C(C(=O)C=2C(=CC=CC=2)C2(O)CCCCC2)C=1C1(O)CCCCC1 MQDJYUACMFCOFT-UHFFFAOYSA-N 0.000 description 2
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- 239000012975 dibutyltin dilaurate Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 description 2
- 229920006273 intrinsic self-healing polymer Polymers 0.000 description 2
- 125000002462 isocyano group Chemical group *[N+]#[C-] 0.000 description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 2
- 238000002525 ultrasonication Methods 0.000 description 2
- FKTHNVSLHLHISI-UHFFFAOYSA-N 1,2-bis(isocyanatomethyl)benzene Chemical compound O=C=NCC1=CC=CC=C1CN=C=O FKTHNVSLHLHISI-UHFFFAOYSA-N 0.000 description 1
- GJKGAPPUXSSCFI-UHFFFAOYSA-N 2-Hydroxy-4'-(2-hydroxyethoxy)-2-methylpropiophenone Chemical compound CC(C)(O)C(=O)C1=CC=C(OCCO)C=C1 GJKGAPPUXSSCFI-UHFFFAOYSA-N 0.000 description 1
- QQZOPKMRPOGIEB-UHFFFAOYSA-N 2-Oxohexane Chemical compound CCCCC(C)=O QQZOPKMRPOGIEB-UHFFFAOYSA-N 0.000 description 1
- XMLYCEVDHLAQEL-UHFFFAOYSA-N 2-hydroxy-2-methyl-1-phenylpropan-1-one Chemical group CC(C)(O)C(=O)C1=CC=CC=C1 XMLYCEVDHLAQEL-UHFFFAOYSA-N 0.000 description 1
- CNXZMGRWEYQCOQ-UHFFFAOYSA-N 2-methoxy-3-phenylprop-2-enoic acid Chemical compound COC(C(O)=O)=CC1=CC=CC=C1 CNXZMGRWEYQCOQ-UHFFFAOYSA-N 0.000 description 1
- HHUZGDMRRLQZIQ-PXWUZWBYSA-N 3alpha,6alpha-Dihydroxy-5beta-pregnan-20-one Chemical compound C([C@H]1[C@@H](O)C2)[C@H](O)CC[C@]1(C)[C@@H]1[C@@H]2[C@@H]2CC[C@H](C(=O)C)[C@@]2(C)CC1 HHUZGDMRRLQZIQ-PXWUZWBYSA-N 0.000 description 1
- MCGBIXXDQFWVDW-UHFFFAOYSA-N 4,5-dihydro-1h-pyrazole Chemical compound C1CC=NN1 MCGBIXXDQFWVDW-UHFFFAOYSA-N 0.000 description 1
- 229920001730 Moisture cure polyurethane Polymers 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- 229920000616 Poly(1,4-butylene adipate) Polymers 0.000 description 1
- DAKWPKUUDNSNPN-UHFFFAOYSA-N Trimethylolpropane triacrylate Chemical compound C=CC(=O)OCC(CC)(COC(=O)C=C)COC(=O)C=C DAKWPKUUDNSNPN-UHFFFAOYSA-N 0.000 description 1
- 238000003848 UV Light-Curing Methods 0.000 description 1
- LNWBFIVSTXCJJG-UHFFFAOYSA-N [diisocyanato(phenyl)methyl]benzene Chemical compound C=1C=CC=CC=1C(N=C=O)(N=C=O)C1=CC=CC=C1 LNWBFIVSTXCJJG-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 125000005577 anthracene group Chemical group 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011258 core-shell material Substances 0.000 description 1
- 125000000332 coumarinyl group Chemical group O1C(=O)C(=CC2=CC=CC=C12)* 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
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- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- JLFNLZLINWHATN-UHFFFAOYSA-N pentaethylene glycol Chemical compound OCCOCCOCCOCCOCCO JLFNLZLINWHATN-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
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- 239000000126 substance Substances 0.000 description 1
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/67—Unsaturated compounds having active hydrogen
- C08G18/671—Unsaturated compounds having only one group containing active hydrogen
- C08G18/672—Esters of acrylic or alkyl acrylic acid having only one group containing active hydrogen
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3203—Polyhydroxy compounds
- C08G18/3215—Polyhydroxy compounds containing aromatic groups or benzoquinone groups
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/67—Unsaturated compounds having active hydrogen
- C08G18/671—Unsaturated compounds having only one group containing active hydrogen
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/14—Polyurethanes having carbon-to-carbon unsaturated bonds
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
本发明公开了一种杯芳烃型光固化聚氨酯树脂,所述杯芳烃型光固化聚氨酯树脂通过如下步骤制得:(1)制备异氰酸基封端的预聚物;(2)制备异氰酸基半封端的预聚物;(3)将杯芳烃单体接入步骤(2)制得的异氰酸基半封端的预聚物中,制得所述杯芳烃型光固化聚氨酯。本发明将可光固化的香豆素、双键等基团接枝到杯芳烃上,制备了杯芳烃型光固化自修复聚氨酯树脂,在保证较好自修复性能的同时,大大提高了自修复的硬度。
Description
技术领域
本发明涉及光固化材料技术领域,尤其是涉及一种杯芳烃单体与聚氨酯预聚物反应制备杯芳烃型光固化聚氨酯树脂,及其在自修复中的应用。
背景技术
自修复涂层是指在破坏后,具有自我修复能力,或者在一定的外界环境下具有自我修复能力的功能涂层。自修复涂层主要可以分为两类,一类是外援型自修复,一类是本征型自修复;本征型自修复利用可逆化学键的作用实现的多次修复,克服了外援型型自修复的缺点,但由于其动态的可逆性与大部分自修复涂层的结构皆为单臂或少臂结构,可负载自修复基团量相对较少,为了保证的自修复性能,大多数自修复都具有一个较低的硬度和力学性能,这些问题都大大降低了自修复实际应用的可能性。
杯芳烃是一种由亚甲基桥连苯酚单元所构成的大环化合物,1942年金克首次合成得到,因其结构像一个酒杯而被古奇称为杯芳烃。四-c-甲基杯[4]间苯二酚杯芳烃是其中结构较为简单的一种,它结构中的苯环结构使其具有较高的刚性。同时,四-c-甲基杯[4]间苯二酚杯芳烃是一种多臂单体,将其作为合成聚氨酯的多元醇结构,可以形成一种核壳结构,并且可以显著增加自修复基团的接入量,使自修复效率得到一定的提高。
发明内容
针对现有技术存在的上述问题,本发明申请人提供了一种杯芳烃型光固化聚氨酯树脂及其制备的自修复涂层。本发明将可光固化的香豆素、双键等基团接枝到杯芳烃上,制备了杯芳烃型光固化自修复聚氨酯树脂,在保证较好自修复性能的同时,大大提高了自修复涂层的硬度。
本发明的技术方案如下:
一种杯芳烃型光固化聚氨酯树脂,所述杯芳烃型光固化聚氨酯树脂通过如下步骤制得:
(1)采用无水溶剂将二异氰酸酯、催化剂二月桂酸二丁基锡稀释后置于反应器中,然后向反应器中滴加无水溶剂稀释的二元醇,在40~50℃下反应2~4h,制得异氰酸基封端的预聚物;
(2)将光固化单体溶于无水溶剂中,滴加入步骤(1)制得的异氰酸基封端的预聚物中,在70~80℃下反应4~6h,制得异氰酸基半封端的预聚物;
(3)将杯芳烃单体与三乙胺溶于无水溶剂中,滴加入步骤(2)制得的异氰酸基半封端的预聚物中,在70~80℃下反应12~18h,反应结束,产物在冰水浴中沉淀、抽滤、真空干燥,制得所述杯芳烃型光固化聚氨酯。
步骤(1)中所述二异氰酸酯为二苯基甲烷二异氰酸酯、聚合二苯基甲烷二异氰酸酯、甲苯二异氰酸酯、六亚甲基二异氰酸酯、异佛尔酮二异氰酸酯、苯二亚甲基二异氰酸酯中的一种或多种;所述二元醇为PEG-400、PEG-800、PEG-1000、PEG-2000、PEG-10000、T5650E、T5650J、T5651、T5652、聚环氧乙烷(聚乙二醇)二醇、聚环氧丙烷(聚丙二醇)二醇、聚四氢呋喃二醇、聚己二酸乙二醇酯二醇、聚己二酸-1,4-丁二醇酯二醇中的一种或多种;所述二异氰酸酯与二元醇的摩尔比为2~2.2:1。
步骤(2)中所述光固化单体为7-羟基-4-甲基香豆素、9-蒽甲醇、4-羟基-3-甲氧基肉桂酸、4-羟基-3,5-二甲氧基肉桂酸、3,4-二羟基肉桂酸、甲基丙烯酸羟乙酯、丙烯酸羟乙酯中的一种或多种;所述光固化单体与异氰酸基封端的预聚物的摩尔比为1~1.1:1。
步骤(3)中所述杯芳烃单体为间苯二酚杯芳烃、四甲氧基间苯二酚杯芳烃、对叔丁基杯芳烃中的一种或多种;所述杯芳烃单体与异氰酸基半封端的预聚物的摩尔比为1~1.1:1。
所述无水溶剂为N,N-二甲基甲酰胺、丙酮、四氢呋喃、乙酸乙酯中的一种或多种;所述无水溶剂的用量为使反应体系中反应物的浓度为20~30wt%。
一种所述杯芳烃型光固化聚氨酯树脂的应用,该光固化聚氨酯树脂可用于自修复技术领域。
一种所述杯芳烃型光固化聚氨酯树脂的自修复涂层,该涂层所含原料及各原料的质量百分数为:
将各原料按上述比例混合,避光超声30~60min后,旋涂于铝板上,厚度为0.1~1mm,在40~100℃条件下,预烘60~120min,然后在500-800mJ/cm2的能量下进行曝光固化,制备出杯芳烃型光固化聚氨酯自修复涂层。
所述活性稀释剂为三羟甲基丙烷三丙烯酸酯、乙氧基化三羟甲基丙烷三丙烯酸酯中的一种或多种;所述光引发剂为2-羟基-2-甲基-1-苯基-1-丙酮、1-羟基环已基苯基甲酮、2-羟基-4’-(2-羟乙氧基)-2-甲基苯丙酮、2-甲基-1-(4-甲硫基苯基)-2-吗啉-1-丙酮中的一种或多种;所述溶剂为N,N-二甲基甲酰胺、丁酮、二甲基乙酰胺、环己酮、乙酸乙酯中的一种或多种。
本发明有益的技术效果在于:
(1)本发明中的聚氨酯树脂可以以杯芳烃为硬核,通过逐步加成在杯芳烃上接枝多条直线型聚氨酯软链,形成一种“硬核软臂”的结构,杯芳烃中的苯环结构可以大大提高的硬度,同时,聚氨酯的多臂结构不仅能够接枝更多的自修复基团,同时可以在加热下保持链的移动性,保证具有较好的自修复性能。
(2)本发明中采用的杯芳烃单体,合成原料简单易得,合成工艺成熟,制备方法简单。
(3)本发明中光固化聚氨酯树脂分子链末端含有的光敏基团,通过采用固化温度低、固化速度快、固化效率高、操作简便、节能环保的紫外光固化技术,制备杯芳烃型光固化聚氨酯自修复,既简化了传统的成膜工艺,提高了生产效率,同时也可以通过形成交联网络来增强的机械性能。同时,以香豆素基团、蒽基团、肉桂酰基团为光敏基团的聚氨酯树脂可以在不添加光引发剂的条件下进行光固化过程。
附图说明
图1为本发明反应过程示意图。
图2为实施例1制得的自修复涂层修复前后的对比图。
具体实施方式
下面结合附图和实施例,对本发明进行具体描述。
实施例1
一种杯芳烃型光固化聚氨酯树脂的合成:
(1)采用12.5g无水N,N-二甲基甲酰胺(DMF)将2.445g(0.011mol)异氟尔酮二异氰酸酯、0.015g二月桂酸二丁基锡稀释后置于带有搅拌和冷凝的三口烧瓶中,然后向三口烧瓶中缓慢滴加12.5g无水DMF和2.5g(0.005mol)PCDL500的混合物,在50℃下反应2h,制得异氰酸基封端的预聚物;
(2)将0.881g(0.005mol)7-羟基-4-甲基香豆素溶于4.4g无水DMF中,滴加入步骤(1)制得的异氰酸基封端的预聚物中,在70℃下反应6h,制得异氰酸基半封端的预聚物;
(3)将0.341g(0.000625mol)四-c-甲基杯[4]间苯二酚杯芳烃与0.005g三乙胺溶于1.7g无水DMF中,滴加入步骤(2)制得的异氰酸基半封端的预聚物中,在80℃下反应12h,反应结束,产物在冰水浴中沉淀、抽滤、真空干燥,制得所述杯芳烃型光固化聚氨酯。
将60wt%本发明实施例制备的杯芳烃型聚氨酯和40wt%的DMF混合,避光超声30min后,旋涂于铝板上,厚度为0.3mm,在70℃条件下,预烘120min,然后在600mJ/cm2的能量下进行曝光固化,制备出杯芳烃型光固化聚氨酯自修复涂层。
采用划痕仪将制备的杯芳烃型光固化聚氨酯自修复涂层表面进行划伤后,利用热风枪使涂层的表面在100℃下加热2min,并且通过三维超景深光学显微镜观察了涂层的自修复性能。涂层修复前后的对比如图2所示,涂层的摆杆硬度(avg)为172±3,铅笔硬度为3H。
由图2可以看出,涂层被破坏后的划痕消失较为明显,呈现出了良好的自修复效果。
实施例2
一种杯芳烃型光固化聚氨酯树脂的合成:
(1)使用13.5g无水乙酸乙酯将3.364g(0.02mol)六亚甲基二异氰酸酯和0.020gDBTDL稀释后加入到带有搅拌和冷凝的三口烧瓶中,然后向三口烧瓶中缓慢滴加16g无水乙酸乙酯和4.0g(0.01mol)PEG400的混合物,反应在45℃下搅拌3h,制备出异氰酸基封端的预聚物;
(2)将1.301g(0.01mol)甲基丙烯酸羟乙酯溶于5.2g无水乙酸乙酯中,缓慢滴加入步骤(1)制得的异氰酸基封端的预聚物中,反应在80℃下搅拌4h,制得异氰基半封端的预聚物;
(3)将0.681g(0.00125mol)四-c-甲基杯[4]间苯二酚杯芳烃和0.007g三乙胺溶于2.7g无水乙酸乙酯中,滴加入步骤(2)制得的异氰酸基半封端的预聚物中,反应在75℃下搅拌15h,反应结束,将产物滴加到冰水浴中沉淀,抽滤,真空干燥,制备出所述杯芳烃型光固化聚氨酯树脂。
将50wt%本发明实施例所制备的光固化聚氨酯树脂、20wt%的三乙氧基化三羟甲基丙烷三丙烯酸酯、27wt%的乙酸乙酯和3wt%的2-羟基-2-甲基-1-苯基-1-丙酮混合,避光超声45min后,旋涂于铝板上,厚度为0.2mm,在40℃条件下,预烘120min,然后在700mJ/cm2的能量下进行曝光固化,制备出杯芳烃型光固化聚氨酯自修复涂层。
实施例3
一种杯芳烃型光固化聚氨酯树脂的合成:
(1)使用16.5g无水丁酮将5.505g(0.022mol)二苯基亚甲基二异氰酸酯和0.025gDBTDL稀释后加入到带有搅拌和冷凝的三口烧瓶中;然后向三口烧瓶中缓慢滴加24g无水丁酮与8.0g(0.01mol)PCDL800的混合物,反应在40℃下搅拌4h,制备出异氰酸基封端的预聚物;
(2)将1.161g(0.01mol)丙烯酸羟乙酯溶于3.5g无水丁酮中,缓慢滴加入步骤(1)制得的异氰基封端的预聚物,反应在75℃下搅拌4h,制得异氰基半封端的预聚物;
(3)将0.681g(0.00125mol)四-c-甲基杯[4]间苯二酚杯芳烃和0.009g三乙胺溶于2g无水丁酮中,滴加入步骤(2)制得的异氰酸基半封端的预聚物中,反应在70℃下搅拌18h,反应结束,将产物滴加到冰水浴中沉淀,抽滤,真空干燥,制备出所述杯芳烃型光固化聚氨酯树脂。
将50wt%本发明实施例中所制备的光固化聚氨酯树脂、10wt%九乙氧基化三羟甲基丙烷三丙烯酸酯、38wt%乙酸乙酯、2wt%1-羟基环已基苯基甲酮混合,避光超声60min后,旋涂于铝板上,厚度为0.15mm,在50℃条件下,预烘60min,然后在800mJ/cm2的能量下进行曝光固化,制备出杯芳烃型光固化聚氨酯自修复涂层。
Claims (8)
1.一种杯芳烃型光固化聚氨酯树脂,其特征在于所述杯芳烃型光固化聚氨酯树脂通过如下步骤制得:
(1)采用无水溶剂将二异氰酸酯、催化剂二月桂酸二丁基锡稀释后置于反应器中,然后向反应器中滴加无水溶剂稀释的二元醇,在40~50℃下反应2~4h,制得异氰酸基封端的预聚物;
(2)将光固化单体溶于无水溶剂中,滴加入步骤(1)制得的异氰酸基封端的预聚物中,在70~80℃下反应4~6h,制得异氰酸基半封端的预聚物;
(3)将杯芳烃单体与三乙胺溶于无水溶剂中,滴加入步骤(2)制得的异氰酸基半封端的预聚物中,在70~80℃下反应12~18h,反应结束,产物在冰水浴中沉淀、抽滤、真空干燥,制得所述杯芳烃型光固化聚氨酯。
2.根据权利要求1所述的杯芳烃型光固化聚氨酯树脂,其特征在于步骤(1)中所述二异氰酸酯为二苯基甲烷二异氰酸酯、聚合二苯基甲烷二异氰酸酯、甲苯二异氰酸酯、六亚甲基二异氰酸酯、异佛尔酮二异氰酸酯、苯二亚甲基二异氰酸酯中的一种或多种;所述二元醇为PEG-400、PEG-800、PEG-1000、PEG-2000、PEG-10000、T5650E、T5650J、T5651、T5652、聚环氧乙烷(聚乙二醇)二醇、聚环氧丙烷(聚丙二醇)二醇、聚四氢呋喃二醇、聚己二酸乙二醇酯二醇、聚己二酸-1,4-丁二醇酯二醇中的一种或多种;所述二异氰酸酯与二元醇的摩尔比为2~2.2:1。
3.根据权利要求1所述的杯芳烃型光固化聚氨酯树脂,其特征在于步骤(2)中所述光固化单体为7-羟基-4-甲基香豆素、9-蒽甲醇、4-羟基-3-甲氧基肉桂酸、4-羟基-3,5-二甲氧基肉桂酸、3,4-二羟基肉桂酸、甲基丙烯酸羟乙酯、丙烯酸羟乙酯中的一种或多种;所述光固化单体与异氰酸基封端的预聚物的摩尔比为1~1.1:1。
4.根据权利要求1所述的杯芳烃型光固化聚氨酯树脂,其特征在于步骤(3)中所述杯芳烃单体为间苯二酚杯芳烃、四甲氧基间苯二酚杯芳烃、对叔丁基杯芳烃中的一种或多种;所述杯芳烃单体与异氰酸基半封端的预聚物的摩尔比为1~1.1:1。
5.根据权利要求1所述的杯芳烃型光固化聚氨酯树脂,其特征在于所述无水溶剂为N,N-二甲基甲酰胺、丙酮、四氢呋喃、乙酸乙酯中的一种或多种;所述无水溶剂的用量为使反应体系中反应物的浓度为20~30wt%。
6.一种权利要求1~5任一项所述杯芳烃型光固化聚氨酯树脂的应用,其特征在于该光固化聚氨酯树脂可用于自修复技术领域。
7.一种含有权利要求1~5任一项所述杯芳烃型光固化聚氨酯树脂的自修复涂层,其特征在于该涂层所含原料及各原料的质量百分数为:
将各原料按上述比例混合,避光超声30~60min后,旋涂于铝板上,厚度为0.1~1mm,在40~100℃条件下,预烘60~120min,然后在500-800mJ/cm2的能量下进行曝光固化,制备出杯芳烃型光固化聚氨酯自修复涂层。
8.根据权利要求7所述的自修复涂层,其特征在于所述活性稀释剂为三羟甲基丙烷三丙烯酸酯、乙氧基化三羟甲基丙烷三丙烯酸酯中的一种或多种;所述光引发剂为2-羟基-2-甲基-1-苯基-1-丙酮、1-羟基环已基苯基甲酮、2-羟基-4’-(2-羟乙氧基)-2-甲基苯丙酮、2-甲基-1-(4-甲硫基苯基)-2-吗啉-1-丙酮中的一种或多种;所述溶剂为N,N-二甲基甲酰胺、丁酮、二甲基乙酰胺、环己酮、乙酸乙酯中的一种或多种。
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CN116199559A (zh) * | 2022-12-27 | 2023-06-02 | 山东大学 | 低介电和高耐热的杯芳烃树脂及其制备方法与应用 |
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