KR102362913B1 - 높은 분자량 및 균질성의 신규한 에스테르화된 셀룰로오스 에테르 - Google Patents
높은 분자량 및 균질성의 신규한 에스테르화된 셀룰로오스 에테르 Download PDFInfo
- Publication number
- KR102362913B1 KR102362913B1 KR1020167024986A KR20167024986A KR102362913B1 KR 102362913 B1 KR102362913 B1 KR 102362913B1 KR 1020167024986 A KR1020167024986 A KR 1020167024986A KR 20167024986 A KR20167024986 A KR 20167024986A KR 102362913 B1 KR102362913 B1 KR 102362913B1
- Authority
- KR
- South Korea
- Prior art keywords
- esterified cellulose
- cellulose ether
- molecular weight
- group
- average molecular
- 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.)
- Active
Links
- 229920003086 cellulose ether Polymers 0.000 title claims abstract description 136
- 239000000203 mixture Substances 0.000 claims abstract description 63
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000002552 dosage form Substances 0.000 claims abstract description 27
- 125000001931 aliphatic group Chemical group 0.000 claims abstract description 21
- 125000002252 acyl group Chemical group 0.000 claims abstract description 14
- 239000012062 aqueous buffer Substances 0.000 claims abstract description 8
- 238000000569 multi-angle light scattering Methods 0.000 claims abstract description 8
- 125000004185 ester group Chemical group 0.000 claims abstract description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 5
- 150000001768 cations Chemical class 0.000 claims abstract description 5
- 239000001257 hydrogen Substances 0.000 claims abstract description 5
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 5
- 125000002029 aromatic hydrocarbon group Chemical group 0.000 claims abstract description 4
- 229920000639 hydroxypropylmethylcellulose acetate succinate Polymers 0.000 claims description 68
- -1 alkali metal carboxylate Chemical class 0.000 claims description 64
- 239000003085 diluting agent Substances 0.000 claims description 40
- 239000007788 liquid Substances 0.000 claims description 40
- 238000000034 method Methods 0.000 claims description 33
- 239000004480 active ingredient Substances 0.000 claims description 30
- 238000005886 esterification reaction Methods 0.000 claims description 22
- 238000006243 chemical reaction Methods 0.000 claims description 20
- 239000007962 solid dispersion Substances 0.000 claims description 17
- 229910052783 alkali metal Inorganic materials 0.000 claims description 16
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 claims description 13
- 239000002775 capsule Substances 0.000 claims description 11
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 9
- 239000002671 adjuvant Substances 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 5
- 125000001501 propionyl group Chemical group O=C([*])C([H])([H])C([H])([H])[H] 0.000 claims description 4
- 125000004063 butyryl group Chemical group O=C([*])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 abstract description 25
- ZUAAPNNKRHMPKG-UHFFFAOYSA-N acetic acid;butanedioic acid;methanol;propane-1,2-diol Chemical compound OC.CC(O)=O.CC(O)CO.OC(=O)CCC(O)=O ZUAAPNNKRHMPKG-UHFFFAOYSA-N 0.000 description 67
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 57
- 230000000052 comparative effect Effects 0.000 description 55
- 229920003088 hydroxypropyl methyl cellulose Polymers 0.000 description 48
- 235000010979 hydroxypropyl methyl cellulose Nutrition 0.000 description 48
- 239000001866 hydroxypropyl methyl cellulose Substances 0.000 description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 46
- UFVKGYZPFZQRLF-UHFFFAOYSA-N hydroxypropyl methyl cellulose Chemical compound OC1C(O)C(OC)OC(CO)C1OC1C(O)C(O)C(OC2C(C(O)C(OC3C(C(O)C(O)C(CO)O3)O)C(CO)O2)O)C(CO)O1 UFVKGYZPFZQRLF-UHFFFAOYSA-N 0.000 description 43
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 39
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 32
- 239000000243 solution Substances 0.000 description 32
- 238000006467 substitution reaction Methods 0.000 description 29
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 27
- 125000005113 hydroxyalkoxy group Chemical group 0.000 description 23
- 229940079593 drug Drugs 0.000 description 22
- 239000003814 drug Substances 0.000 description 22
- 238000003756 stirring Methods 0.000 description 16
- 239000011541 reaction mixture Substances 0.000 description 15
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 14
- 229960000583 acetic acid Drugs 0.000 description 14
- 150000008064 anhydrides Chemical class 0.000 description 14
- 239000001632 sodium acetate Substances 0.000 description 14
- 235000017281 sodium acetate Nutrition 0.000 description 14
- 238000001694 spray drying Methods 0.000 description 14
- FALRKNHUBBKYCC-UHFFFAOYSA-N 2-(chloromethyl)pyridine-3-carbonitrile Chemical compound ClCC1=NC=CC=C1C#N FALRKNHUBBKYCC-UHFFFAOYSA-N 0.000 description 13
- 239000008186 active pharmaceutical agent Substances 0.000 description 13
- TWNIBLMWSKIRAT-VFUOTHLCSA-N levoglucosan Chemical group O[C@@H]1[C@@H](O)[C@H](O)[C@H]2CO[C@@H]1O2 TWNIBLMWSKIRAT-VFUOTHLCSA-N 0.000 description 13
- 229940014800 succinic anhydride Drugs 0.000 description 13
- 125000003545 alkoxy group Chemical group 0.000 description 10
- 239000012362 glacial acetic acid Substances 0.000 description 10
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 9
- 230000032050 esterification Effects 0.000 description 9
- 150000002148 esters Chemical class 0.000 description 9
- 238000004128 high performance liquid chromatography Methods 0.000 description 9
- 238000002156 mixing Methods 0.000 description 9
- 238000002360 preparation method Methods 0.000 description 9
- 239000000047 product Substances 0.000 description 9
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 8
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 description 8
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 7
- 238000001125 extrusion Methods 0.000 description 7
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 6
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 6
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 6
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 5
- 239000007864 aqueous solution Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 229920000609 methyl cellulose Polymers 0.000 description 5
- 239000001923 methylcellulose Substances 0.000 description 5
- 235000010981 methylcellulose Nutrition 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- 239000001856 Ethyl cellulose Substances 0.000 description 4
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 4
- 230000002378 acidificating effect Effects 0.000 description 4
- 239000000654 additive Substances 0.000 description 4
- 150000007933 aliphatic carboxylic acids Chemical class 0.000 description 4
- 229920013820 alkyl cellulose Polymers 0.000 description 4
- 239000007795 chemical reaction product Substances 0.000 description 4
- 238000004090 dissolution Methods 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 125000001033 ether group Chemical group 0.000 description 4
- 229920001249 ethyl cellulose Polymers 0.000 description 4
- 235000019325 ethyl cellulose Nutrition 0.000 description 4
- 239000010408 film Substances 0.000 description 4
- GRVDJDISBSALJP-UHFFFAOYSA-N methyloxidanyl Chemical group [O]C GRVDJDISBSALJP-UHFFFAOYSA-N 0.000 description 4
- 235000019799 monosodium phosphate Nutrition 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- AJPJDKMHJJGVTQ-UHFFFAOYSA-M sodium dihydrogen phosphate Chemical compound [Na+].OP(O)([O-])=O AJPJDKMHJJGVTQ-UHFFFAOYSA-M 0.000 description 4
- 235000010344 sodium nitrate Nutrition 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Natural products CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 description 3
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 150000001298 alcohols Chemical class 0.000 description 3
- 239000012861 aquazol Substances 0.000 description 3
- 229920006187 aquazol Polymers 0.000 description 3
- 238000000149 argon plasma sintering Methods 0.000 description 3
- 125000004432 carbon atom Chemical group C* 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 238000009472 formulation Methods 0.000 description 3
- 125000002768 hydroxyalkyl group Chemical group 0.000 description 3
- 239000001863 hydroxypropyl cellulose Substances 0.000 description 3
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 description 3
- 229960003943 hypromellose Drugs 0.000 description 3
- 238000010348 incorporation Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 239000000546 pharmaceutical excipient Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 239000000523 sample Substances 0.000 description 3
- 239000012488 sample solution Substances 0.000 description 3
- 239000012086 standard solution Substances 0.000 description 3
- KDYFGRWQOYBRFD-UHFFFAOYSA-L succinate(2-) Chemical group [O-]C(=O)CCC([O-])=O KDYFGRWQOYBRFD-UHFFFAOYSA-L 0.000 description 3
- 239000003826 tablet Substances 0.000 description 3
- RPZANUYHRMRTTE-UHFFFAOYSA-N 2,3,4-trimethoxy-6-(methoxymethyl)-5-[3,4,5-trimethoxy-6-(methoxymethyl)oxan-2-yl]oxyoxane;1-[[3,4,5-tris(2-hydroxybutoxy)-6-[4,5,6-tris(2-hydroxybutoxy)-2-(2-hydroxybutoxymethyl)oxan-3-yl]oxyoxan-2-yl]methoxy]butan-2-ol Chemical compound COC1C(OC)C(OC)C(COC)OC1OC1C(OC)C(OC)C(OC)OC1COC.CCC(O)COC1C(OCC(O)CC)C(OCC(O)CC)C(COCC(O)CC)OC1OC1C(OCC(O)CC)C(OCC(O)CC)C(OCC(O)CC)OC1COCC(O)CC RPZANUYHRMRTTE-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 229920003097 Methocel™ E3 LV Polymers 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 2
- IYKJEILNJZQJPU-UHFFFAOYSA-N acetic acid;butanedioic acid Chemical compound CC(O)=O.OC(=O)CCC(O)=O IYKJEILNJZQJPU-UHFFFAOYSA-N 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 239000007894 caplet Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- 150000002170 ethers Chemical class 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 229920013821 hydroxy alkyl cellulose Polymers 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 229910000403 monosodium phosphate Inorganic materials 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000010606 normalization Methods 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical compound [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 229910001415 sodium ion Inorganic materials 0.000 description 2
- 239000004317 sodium nitrate Substances 0.000 description 2
- 229910000162 sodium phosphate Inorganic materials 0.000 description 2
- 210000002784 stomach Anatomy 0.000 description 2
- 125000001424 substituent group Chemical group 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 2
- 239000003039 volatile agent Substances 0.000 description 2
- 229920003169 water-soluble polymer Polymers 0.000 description 2
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- FERIUCNNQQJTOY-UHFFFAOYSA-M Butyrate Chemical compound CCCC([O-])=O FERIUCNNQQJTOY-UHFFFAOYSA-M 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 125000003535 D-glucopyranosyl group Chemical group [H]OC([H])([H])[C@@]1([H])OC([H])(*)[C@]([H])(O[H])[C@@]([H])(O[H])[C@]1([H])O[H] 0.000 description 1
- 239000004129 EU approved improving agent Substances 0.000 description 1
- 229920000896 Ethulose Polymers 0.000 description 1
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 1
- 239000001859 Ethyl hydroxyethyl cellulose Substances 0.000 description 1
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 description 1
- 239000004354 Hydroxyethyl cellulose Substances 0.000 description 1
- 229920001479 Hydroxyethyl methyl cellulose Polymers 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 229920003099 Methocel™ E6 LV Polymers 0.000 description 1
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 description 1
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 description 1
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 1
- LGRFSURHDFAFJT-UHFFFAOYSA-N Phthalic anhydride Natural products C1=CC=C2C(=O)OC(=O)C2=C1 LGRFSURHDFAFJT-UHFFFAOYSA-N 0.000 description 1
- NPYPAHLBTDXSSS-UHFFFAOYSA-N Potassium ion Chemical compound [K+] NPYPAHLBTDXSSS-UHFFFAOYSA-N 0.000 description 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
- FKNQFGJONOIPTF-UHFFFAOYSA-N Sodium cation Chemical compound [Na+] FKNQFGJONOIPTF-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000001242 acetic acid derivatives Chemical class 0.000 description 1
- UTKBLLDLHPDWDU-ODZAUARKSA-N acetic acid;(z)-but-2-enedioic acid Chemical compound CC(O)=O.OC(=O)\C=C/C(O)=O UTKBLLDLHPDWDU-ODZAUARKSA-N 0.000 description 1
- GAMPNQJDUFQVQO-UHFFFAOYSA-N acetic acid;phthalic acid Chemical compound CC(O)=O.OC(=O)C1=CC=CC=C1C(O)=O GAMPNQJDUFQVQO-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 229910001413 alkali metal ion Inorganic materials 0.000 description 1
- 239000002168 alkylating agent Substances 0.000 description 1
- 229940100198 alkylating agent Drugs 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- JEJBBWQXAMSBQT-UHFFFAOYSA-N butanedioic acid;propanoic acid Chemical compound CCC(O)=O.OC(=O)CCC(O)=O JEJBBWQXAMSBQT-UHFFFAOYSA-N 0.000 description 1
- YHASWHZGWUONAO-UHFFFAOYSA-N butanoyl butanoate Chemical compound CCCC(=O)OC(=O)CCC YHASWHZGWUONAO-UHFFFAOYSA-N 0.000 description 1
- JHIWVOJDXOSYLW-UHFFFAOYSA-N butyl 2,2-difluorocyclopropane-1-carboxylate Chemical compound CCCCOC(=O)C1CC1(F)F JHIWVOJDXOSYLW-UHFFFAOYSA-N 0.000 description 1
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 1
- 150000001244 carboxylic acid anhydrides Chemical class 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 150000001991 dicarboxylic acids Chemical class 0.000 description 1
- HKYGSMOFSFOEIP-UHFFFAOYSA-N dichloro(dichloromethoxy)methane Chemical compound ClC(Cl)OC(Cl)Cl HKYGSMOFSFOEIP-UHFFFAOYSA-N 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000012377 drug delivery Methods 0.000 description 1
- 239000002702 enteric coating Substances 0.000 description 1
- 238000009505 enteric coating Methods 0.000 description 1
- 238000006266 etherification reaction Methods 0.000 description 1
- 235000019326 ethyl hydroxyethyl cellulose Nutrition 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000037406 food intake Effects 0.000 description 1
- 230000002496 gastric effect Effects 0.000 description 1
- 210000004051 gastric juice Anatomy 0.000 description 1
- 238000005227 gel permeation chromatography Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 239000004009 herbicide Substances 0.000 description 1
- 235000008216 herbs Nutrition 0.000 description 1
- 125000005842 heteroatom Chemical group 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 230000002779 inactivation Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000000968 intestinal effect Effects 0.000 description 1
- 230000007794 irritation Effects 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 238000002356 laser light scattering Methods 0.000 description 1
- 239000007937 lozenge Substances 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- 239000012022 methylating agents Substances 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 229940029985 mineral supplement Drugs 0.000 description 1
- 235000020786 mineral supplement Nutrition 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000006072 paste Substances 0.000 description 1
- 235000020030 perry Nutrition 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 description 1
- 125000001557 phthalyl group Chemical group C(=O)(O)C1=C(C(=O)*)C=CC=C1 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000006187 pill Substances 0.000 description 1
- 239000003495 polar organic solvent Substances 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 235000011056 potassium acetate Nutrition 0.000 description 1
- 229910001414 potassium ion Inorganic materials 0.000 description 1
- 230000000069 prophylactic effect Effects 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- WYVAMUWZEOHJOQ-UHFFFAOYSA-N propionic anhydride Chemical compound CCC(=O)OC(=O)CC WYVAMUWZEOHJOQ-UHFFFAOYSA-N 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000001542 size-exclusion chromatography Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007909 solid dosage form Substances 0.000 description 1
- 238000000935 solvent evaporation Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
- 125000002730 succinyl group Chemical group C(CCC(=O)*)(=O)* 0.000 description 1
- 239000000829 suppository Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 239000006188 syrup Substances 0.000 description 1
- 235000020357 syrup Nutrition 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 230000000699 topical effect Effects 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229940088594 vitamin Drugs 0.000 description 1
- 239000011782 vitamin Substances 0.000 description 1
- 229930003231 vitamin Natural products 0.000 description 1
- 235000013343 vitamin Nutrition 0.000 description 1
- 230000004584 weight gain Effects 0.000 description 1
- 235000019786 weight gain Nutrition 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B13/00—Preparation of cellulose ether-esters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
- A61K47/36—Polysaccharides; Derivatives thereof, e.g. gums, starch, alginate, dextrin, hyaluronic acid, chitosan, inulin, agar or pectin
- A61K47/38—Cellulose; Derivatives thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/0012—Galenical forms characterised by the site of application
- A61K9/0053—Mouth and digestive tract, i.e. intraoral and peroral administration
- A61K9/0056—Mouth soluble or dispersible forms; Suckable, eatable, chewable coherent forms; Forms rapidly disintegrating in the mouth; Lozenges; Lollipops; Bite capsules; Baked products; Baits or other oral forms for animals
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/10—Dispersions; Emulsions
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
- A61K9/4816—Wall or shell material
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B11/00—Preparation of cellulose ethers
- C08B11/20—Post-etherification treatments of chemical or physical type, e.g. mixed etherification in two steps, including purification
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
- A61K9/141—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers
- A61K9/146—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers with organic macromolecular compounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/20—Pills, tablets, discs, rods
- A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
- A61K9/2806—Coating materials
- A61K9/2833—Organic macromolecular compounds
- A61K9/286—Polysaccharides, e.g. gums; Cyclodextrin
- A61K9/2866—Cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- Veterinary Medicine (AREA)
- Pharmacology & Pharmacy (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Epidemiology (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Inorganic Chemistry (AREA)
- Zoology (AREA)
- Physiology (AREA)
- Nutrition Science (AREA)
- Dispersion Chemistry (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Medicinal Preparation (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
Abstract
i) 에스테르기로서 지방족 1가 아실기 또는 지방족 1가 아실기와 화학식 -C(O)-R-COOA 기의 조합(식 중, R은 2가 지방족 또는 방향족 탄화수소기이며, A는 수소 또는 양이온임),
ii) 80,000 달톤 내지 220,000 달톤의 중량 평균 분자량 Mw,
iii) 1.3 내지 4.0의 다분산성 Mw/Mn, 및
iv) 18.5 이하의 Mz/Mn을 갖는 에스테르화된 셀룰로오스 에테르는 약학 투여 형태를 위한 장용 중합체로서 유용하다.
Description
Claims (15)
- 중량 평균 분자량 Mw, 수 평균 분자량 Mn 및 z-평균 분자량 Mz가 아세토니트릴 40 부피부 및 50 mM NaH2PO4와 0.1 M NaNO3를 함유하는 수성 완충액 60 부피부로부터 생성되는 혼합물을 이동상으로 사용하여 SEC-MALLS에 의해 측정되는 경우, 하기를 갖는 에스테르화된 셀룰로오스 에테르:
i) 에스테르기로서 지방족 1가 아실기 또는 지방족 1가 아실기와 화학식 -C(O)-R-COOA 기의 조합(식 중, R은 2가 지방족 또는 방향족 탄화수소기이며, A는 수소 또는 양이온임),
ii) 80,000 달톤 내지 220,000 달톤의 중량 평균 분자량 Mw,
iii) 1.3 내지 4.0의 다분산성 Mw/Mn, 및
iv) 18.5 이하의 Mz/Mn. - 청구항 1에 있어서, 상기 지방족 1가 아실기가 아세틸, 프로피오닐 또는 부티릴기이고 상기 화학식 -C(O)-R-COOA 기가 -C(O)-CH2-CH2-COOA, -C(O)-CH=CH-COOA 또는 -C(O)-C6H4 -COOA인, 에스테르화된 셀룰로오스 에테르.
- 청구항 1에 있어서, 하이드록시프로필 메틸 셀룰로오스 아세테이트 숙시네이트인, 에스테르화된 셀룰로오스 에테르.
- 청구항 1에 있어서, 90,000 내지 185,000 달톤의 중량 평균 분자량 Mw를 갖는, 에스테르화된 셀룰로오스 에테르.
- 액체 희석제 및 청구항 1 내지 4 중 어느 한 항의 적어도 하나의 에스테르화된 셀룰로오스 에테르를 포함하는 조성물.
- 청구항 5에 있어서, 적어도 하나의 활성 성분 및 선택적으로 하나 이상의 아쥬반트를 추가로 포함하는, 조성물.
- 청구항 1 내지 4 중 어느 한 항의 적어도 하나의 에스테르화된 셀룰로오스 에테르 중에 적어도 하나의 활성 성분을 포함하는 고체 분산물.
- 청구항 1 내지 4 중 어느 한 항의 에스테르화된 셀룰로오스 에테르로 코팅된 제형(dosage form).
- 청구항 1 내지 4 중 어느 한 항의 에스테르화된 셀룰로오스 에테르를 포함하는 캡슐 셸.
- 하기 단계를 포함하는, 청구항 1의 에스테르화된 셀룰로오스 에테르의 제조 방법:
(A) 반응 희석제 중 셀룰로오스 에테르 및 제1 양의 알칼리 금속 카복실레이트를 용해시키거나 분산시키는 단계,
(B) 단계 (A)에서 수득된 혼합물에 (i) 지방족 모노카복실산 무수물 또는 (ii) 지방족 모노카복실산 무수물과 디카복실산 무수물의 조합물의 첨가 전, 도중 또는 후에, 상기 수득된 혼합물을 60℃ 내지 110℃의 온도로 가열하고 에스테르화 반응이 진행하도록 두는 단계, 및
(C) 단계 (B)에서 상기 에스테르화 반응이 종료되기 전에, 제2 양의 알칼리 금속 카복실레이트를 첨가하고, 상기 에스테르화 반응이 추가로 진행하도록 두는 단계. - 삭제
- 삭제
- 삭제
- 삭제
- 삭제
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201461942371P | 2014-02-20 | 2014-02-20 | |
US61/942,371 | 2014-02-20 | ||
PCT/US2015/012981 WO2015126576A1 (en) | 2014-02-20 | 2015-01-27 | Novel esterified cellulose ethers of high molecular weight and homogeneity |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20160124799A KR20160124799A (ko) | 2016-10-28 |
KR102362913B1 true KR102362913B1 (ko) | 2022-02-17 |
Family
ID=52462474
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020167024986A Active KR102362913B1 (ko) | 2014-02-20 | 2015-01-27 | 높은 분자량 및 균질성의 신규한 에스테르화된 셀룰로오스 에테르 |
Country Status (8)
Country | Link |
---|---|
US (1) | US10759873B2 (ko) |
EP (1) | EP3107940B1 (ko) |
JP (3) | JP2017505847A (ko) |
KR (1) | KR102362913B1 (ko) |
CN (1) | CN105992773B (ko) |
BR (1) | BR112016018177A2 (ko) |
MX (1) | MX2016010140A (ko) |
WO (1) | WO2015126576A1 (ko) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
MX2017002073A (es) * | 2014-08-27 | 2017-05-25 | Dow Global Technologies Llc | Eteres de celulosa esterificados con bajo contenido insoluble en acetona. |
CN107406520B (zh) * | 2015-03-16 | 2021-08-10 | 陶氏环球技术有限责任公司 | 用于分级分离酯化纤维素醚的方法 |
KR20180090834A (ko) * | 2015-12-08 | 2018-08-13 | 다우 글로벌 테크놀로지스 엘엘씨 | 셀룰로오스 에테르 및 수용성 에스테르화된 셀룰로오스 에테르를 포함하는 조성물 |
BR112018073210A2 (pt) | 2016-05-25 | 2019-04-16 | Dow Global Technologies Llc | solução aquosa de acetato de éter de celulose |
EP3596131B1 (en) * | 2017-03-17 | 2021-05-05 | Nutrition & Biosciences USA 1, LLC | Process for recovering an esterified cellulose ether from a reaction product mixture |
JP6681499B1 (ja) * | 2019-05-31 | 2020-04-15 | 旭化成株式会社 | 化学修飾されたセルロース微細繊維、及び化学修飾されたセルロース微細繊維を含む高耐熱性樹脂複合体 |
JP2023159903A (ja) * | 2022-04-21 | 2023-11-02 | 信越化学工業株式会社 | ヒドロキシプロピルメチルセルロースアセテートサクシネートの製造方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004262999A (ja) | 2003-02-28 | 2004-09-24 | Shin Etsu Chem Co Ltd | アルカリ溶解性カルボン酸エステル系セルロース誘導体及び該誘導体からなるフィルム |
JP2008501009A (ja) * | 2004-05-28 | 2008-01-17 | ファイザー・プロダクツ・インク | 性能を高めた医薬組成物 |
JP2013532151A (ja) | 2010-06-14 | 2013-08-15 | ダウ グローバル テクノロジーズ エルエルシー | アセテートおよびサクシネートの置換が向上されたヒドロキシプロピルメチルセルロースアセテートサクシネート |
WO2013154607A1 (en) | 2012-04-11 | 2013-10-17 | Dow Global Technologies Llc | Esterified cellulose ethers having a specific substituent distribution |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4226981A (en) | 1977-09-28 | 1980-10-07 | Shin-Etsu Chemical Co., Ltd. | Ether-ester derivatives of cellulose and their applications |
DE2917104A1 (de) | 1979-04-27 | 1980-11-06 | Hoechst Ag | Verfahren zur viskositaetserniedrigung von celluloseethern durch ozon und seine verwendung |
US4365060A (en) | 1979-04-28 | 1982-12-21 | Shin-Etsu Chemical Co. Ltd. | Enterosoluble capsules |
JPS6225101A (ja) | 1985-07-24 | 1987-02-03 | Shin Etsu Chem Co Ltd | 低重合度セルロ−スエ−テルの製造方法 |
JPS6281402A (ja) * | 1985-10-07 | 1987-04-14 | Shin Etsu Chem Co Ltd | セルロ−スエ−テル酸性ジカルボン酸エステルの製造方法 |
JPS62195395A (ja) | 1986-02-21 | 1987-08-28 | Daicel Chem Ind Ltd | 分子量分布の狭い低分子量セルロ−ス誘導体の製法 |
JP2994857B2 (ja) * | 1992-06-05 | 1999-12-27 | 信越化学工業株式会社 | カルボン酸エステル系セルロース誘導体の製造方法 |
JP3149122B2 (ja) | 1994-11-07 | 2001-03-26 | 信越化学工業株式会社 | 固形腸溶製剤のコーティング用基剤 |
JP3344201B2 (ja) * | 1996-03-27 | 2002-11-11 | 住友化学工業株式会社 | スチレン系重合体の製造方法 |
EP0872233A1 (en) | 1997-04-14 | 1998-10-21 | Janssen Pharmaceutica N.V. | Antiretroviral compositions with improved bioavailability |
US6261218B1 (en) | 1998-12-01 | 2001-07-17 | The Dow Chemical Company | Process and apparatus for making low molecular weight cellulose ethers |
DE10141680B4 (de) | 2001-08-25 | 2004-02-26 | Clariant Gmbh | Verfahren zur Herstellung niederviskoser Celluloseether durch sauer-oxidativen Abbau von gemahlenen und getrockneten Celluloseethern |
JP2004261132A (ja) | 2003-03-04 | 2004-09-24 | Hayashibara Biochem Lab Inc | プルラン分解酵素とその製造方法並びに用途 |
US20040202698A1 (en) | 2003-04-02 | 2004-10-14 | The Procter & Gamble Company | Drug delivery systems comprising an encapsulated active ingredient |
JP3983210B2 (ja) * | 2003-08-29 | 2007-09-26 | 信越化学工業株式会社 | ヒドロキシプロピルメチルセルロースアセテートサクシネートの絶対分子量及び分子量分布分析法 |
EP2548894A1 (en) | 2005-02-03 | 2013-01-23 | Bend Research, Inc. | Pharmaceutical compositions with enhanced performance |
JP2007262353A (ja) | 2006-03-30 | 2007-10-11 | Kaneka Corp | 軟質塩化ビニル系共重合樹脂 |
JP2010222428A (ja) | 2009-03-23 | 2010-10-07 | Sanyo Chem Ind Ltd | アルキルエーテル化カルボキシアルキルセルロースの製造方法 |
US9453081B2 (en) * | 2012-03-27 | 2016-09-27 | Dow Global Technologies Llc | Process of preparing an ester of a cellulose ether |
CN107602710A (zh) * | 2012-08-24 | 2018-01-19 | 陶氏环球技术有限责任公司 | 新的具有高分子量和均匀性的酯化纤维素醚 |
KR102108814B1 (ko) * | 2012-08-24 | 2020-05-12 | 다우 글로벌 테크놀로지스 엘엘씨 | 알칼리 금속 카복실레이트 및 지방족 카복실산의 존재하의 에스테르화된 셀룰로스 에테르의 제조 방법 |
JP6215945B2 (ja) | 2012-08-24 | 2017-10-18 | ダウ グローバル テクノロジーズ エルエルシー | 新規ヒドロキシアルキルメチルセルロースアセテートサクシネート |
KR102209479B1 (ko) * | 2013-03-01 | 2021-02-01 | 허큘레스 엘엘씨 | 증진된 성능 및 개선된 가공성을 갖는 제약 조성물 |
JP6321689B2 (ja) * | 2013-03-07 | 2018-05-09 | ダウ グローバル テクノロジーズ エルエルシー | 新規の低粘度及び高分子量のエステル化セルロースエーテル |
JP6334574B2 (ja) * | 2013-03-07 | 2018-05-30 | ダウ グローバル テクノロジーズ エルエルシー | 新規の超高分子量のエステル化セルロースエーテル |
-
2015
- 2015-01-27 KR KR1020167024986A patent/KR102362913B1/ko active Active
- 2015-01-27 CN CN201580007734.5A patent/CN105992773B/zh not_active Expired - Fee Related
- 2015-01-27 EP EP15703205.3A patent/EP3107940B1/en active Active
- 2015-01-27 US US15/113,921 patent/US10759873B2/en not_active Expired - Fee Related
- 2015-01-27 BR BR112016018177A patent/BR112016018177A2/pt not_active Application Discontinuation
- 2015-01-27 MX MX2016010140A patent/MX2016010140A/es unknown
- 2015-01-27 WO PCT/US2015/012981 patent/WO2015126576A1/en active Application Filing
- 2015-01-27 JP JP2016551146A patent/JP2017505847A/ja not_active Withdrawn
-
2017
- 2017-11-09 JP JP2017216149A patent/JP6397112B2/ja not_active Expired - Fee Related
-
2018
- 2018-07-10 JP JP2018130418A patent/JP6420520B2/ja not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004262999A (ja) | 2003-02-28 | 2004-09-24 | Shin Etsu Chem Co Ltd | アルカリ溶解性カルボン酸エステル系セルロース誘導体及び該誘導体からなるフィルム |
JP2008501009A (ja) * | 2004-05-28 | 2008-01-17 | ファイザー・プロダクツ・インク | 性能を高めた医薬組成物 |
JP2013532151A (ja) | 2010-06-14 | 2013-08-15 | ダウ グローバル テクノロジーズ エルエルシー | アセテートおよびサクシネートの置換が向上されたヒドロキシプロピルメチルセルロースアセテートサクシネート |
WO2013154607A1 (en) | 2012-04-11 | 2013-10-17 | Dow Global Technologies Llc | Esterified cellulose ethers having a specific substituent distribution |
Non-Patent Citations (1)
Title |
---|
Raymond Chen et al., Journal of Pharmaceutical and Biomedical Analysis 56 (2011) 743-748* |
Also Published As
Publication number | Publication date |
---|---|
KR20160124799A (ko) | 2016-10-28 |
BR112016018177A2 (pt) | 2017-08-08 |
US10759873B2 (en) | 2020-09-01 |
JP2018159088A (ja) | 2018-10-11 |
CN105992773A (zh) | 2016-10-05 |
WO2015126576A1 (en) | 2015-08-27 |
JP2017505847A (ja) | 2017-02-23 |
MX2016010140A (es) | 2016-11-15 |
US20160347866A1 (en) | 2016-12-01 |
CN105992773B (zh) | 2018-04-20 |
EP3107940B1 (en) | 2019-08-07 |
EP3107940A1 (en) | 2016-12-28 |
JP6397112B2 (ja) | 2018-09-26 |
JP2018024892A (ja) | 2018-02-15 |
JP6420520B2 (ja) | 2018-11-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR102138544B1 (ko) | 신규한 하이드록시알킬 메틸 셀룰로즈 아세테이트 석시네이트 | |
EP2964678B1 (en) | Novel esterified cellulose ethers of low viscosity | |
KR102110119B1 (ko) | 저점도 및 고분자량의 신규한 에스테르화된 셀룰로스 에테르 | |
KR102138545B1 (ko) | 고분자량 및 높은 균일성을 갖는 신규한 에스테르화된 셀룰로즈 에테르 | |
KR102362913B1 (ko) | 높은 분자량 및 균질성의 신규한 에스테르화된 셀룰로오스 에테르 | |
EP2964203B1 (en) | Novel esterified cellulose ethers of very high molecular weight | |
KR102138546B1 (ko) | 부분적으로 가교결합된 에스테르화된 셀룰로즈 에테르 | |
EP2964204B1 (en) | Novel esterified cellulose ethers of very low viscosity | |
KR20170128371A (ko) | 수용성 에스테르화된 셀룰로오스 에테르 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PA0105 | International application |
Patent event date: 20160909 Patent event code: PA01051R01D Comment text: International Patent Application |
|
PG1501 | Laying open of application | ||
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20191227 Comment text: Request for Examination of Application |
|
PN2301 | Change of applicant |
Patent event date: 20210226 Comment text: Notification of Change of Applicant Patent event code: PN23011R01D |
|
PN2301 | Change of applicant |
Patent event date: 20210601 Comment text: Notification of Change of Applicant Patent event code: PN23011R01D |
|
PN2301 | Change of applicant |
Patent event date: 20210618 Comment text: Notification of Change of Applicant Patent event code: PN23011R01D |
|
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20210628 Patent event code: PE09021S01D |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20211116 |
|
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20220210 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20220211 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration |