CN103374075A - 一种羟丙基甲基纤维素的合成方法 - Google Patents
一种羟丙基甲基纤维素的合成方法 Download PDFInfo
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- CN103374075A CN103374075A CN2013103376089A CN201310337608A CN103374075A CN 103374075 A CN103374075 A CN 103374075A CN 2013103376089 A CN2013103376089 A CN 2013103376089A CN 201310337608 A CN201310337608 A CN 201310337608A CN 103374075 A CN103374075 A CN 103374075A
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- vltra tears
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- propylene oxide
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- 229920003088 hydroxypropyl methyl cellulose Polymers 0.000 title abstract description 67
- 235000010979 hydroxypropyl methyl cellulose Nutrition 0.000 title abstract description 66
- 238000000034 method Methods 0.000 title abstract description 19
- 239000001866 hydroxypropyl methyl cellulose Substances 0.000 title abstract description 6
- 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 title abstract 5
- 230000002194 synthesizing effect Effects 0.000 title abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000006266 etherification reaction Methods 0.000 claims abstract description 15
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 66
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 45
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 claims description 20
- 229920000742 Cotton Polymers 0.000 claims description 19
- 229920002678 cellulose Polymers 0.000 claims description 17
- 239000001913 cellulose Substances 0.000 claims description 17
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 16
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 claims description 14
- 239000003795 chemical substances by application Substances 0.000 claims description 13
- 238000002156 mixing Methods 0.000 claims description 13
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 12
- 239000003960 organic solvent Substances 0.000 claims description 12
- 238000010189 synthetic method Methods 0.000 claims description 12
- 229940050176 methyl chloride Drugs 0.000 claims description 10
- 230000035484 reaction time Effects 0.000 claims description 9
- 238000004806 packaging method and process Methods 0.000 claims description 8
- 238000010298 pulverizing process Methods 0.000 claims description 7
- 238000005406 washing Methods 0.000 claims description 7
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 6
- 238000012856 packing Methods 0.000 claims description 6
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 claims description 4
- ZNZYKNKBJPZETN-WELNAUFTSA-N Dialdehyde 11678 Chemical compound N1C2=CC=CC=C2C2=C1[C@H](C[C@H](/C(=C/O)C(=O)OC)[C@@H](C=C)C=O)NCC2 ZNZYKNKBJPZETN-WELNAUFTSA-N 0.000 claims description 4
- 238000012805 post-processing Methods 0.000 claims description 2
- 238000010792 warming Methods 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 7
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- 239000004570 mortar (masonry) Substances 0.000 abstract description 3
- 206010016807 Fluid retention Diseases 0.000 description 21
- 238000012360 testing method Methods 0.000 description 16
- 238000004458 analytical method Methods 0.000 description 14
- 239000007864 aqueous solution Substances 0.000 description 8
- 239000000243 solution Substances 0.000 description 8
- 238000002834 transmittance Methods 0.000 description 7
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 6
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 6
- 238000005303 weighing Methods 0.000 description 6
- 239000013557 residual solvent Substances 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
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- -1 methoxyl group Chemical group 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
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- 238000001035 drying Methods 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 206010013786 Dry skin Diseases 0.000 description 2
- 238000003556 assay Methods 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000011505 plaster Substances 0.000 description 2
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- 230000008961 swelling Effects 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
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- 238000010168 coupling process Methods 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
- 239000007888 film coating Substances 0.000 description 1
- 238000009501 film coating Methods 0.000 description 1
- 229960003943 hypromellose Drugs 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000825 pharmaceutical preparation Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000013268 sustained release Methods 0.000 description 1
- 239000012730 sustained-release form Substances 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103788215A (zh) * | 2014-02-19 | 2014-05-14 | 山东光大科技发展有限公司 | 药用辅料羟丙甲纤维素淤浆法生产工艺 |
CN105505253A (zh) * | 2016-01-15 | 2016-04-20 | 上海惠广精细化工有限公司 | 工业级瓷砖系列专用改性羟丙基甲基纤维素的制备方法 |
CN105862388A (zh) * | 2015-01-21 | 2016-08-17 | 重庆联佰博超医疗器械有限公司 | 一种用于止血的羟丙基纤维素的制备方法 |
CN107098982A (zh) * | 2017-05-03 | 2017-08-29 | 浙江中维药业股份有限公司 | 羟丙甲纤维素的生产方法 |
CN111732911A (zh) * | 2020-07-09 | 2020-10-02 | 山东一滕新材料股份有限公司 | 一种增强型瓷砖胶用改性羟丙基甲基纤维素及其制备方法和应用 |
CN112409498A (zh) * | 2020-11-25 | 2021-02-26 | 泸州北方纤维素有限公司 | 高稳定性羧甲基羟乙基纤维素的制备方法 |
CN112694536A (zh) * | 2021-02-04 | 2021-04-23 | 浙江中维药业股份有限公司 | 一种羟丙基甲基纤维素的制备方法 |
CN113201075A (zh) * | 2021-06-07 | 2021-08-03 | 浙江中维药业股份有限公司 | 一种缓释片专用羟丙甲纤维素的制备方法 |
CN114702601A (zh) * | 2022-04-25 | 2022-07-05 | 石家庄市藁城区勇峰纤维素有限公司 | 一种羟丙基甲基纤维素的生产工艺及羟丙基甲基纤维素 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101250230A (zh) * | 2008-03-10 | 2008-08-27 | 江苏飞翔化工股份有限公司 | 羟乙基纤维素的制备方法 |
CN101260158A (zh) * | 2008-04-14 | 2008-09-10 | 浙江中维药业有限公司 | 羟丙基甲基纤维素制备方法 |
CN102807624A (zh) * | 2012-05-21 | 2012-12-05 | 新疆光大山河化工科技有限公司 | 羟丙基甲基纤维素醚的制备工艺 |
-
2013
- 2013-08-05 CN CN201310337608.9A patent/CN103374075B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101250230A (zh) * | 2008-03-10 | 2008-08-27 | 江苏飞翔化工股份有限公司 | 羟乙基纤维素的制备方法 |
CN101260158A (zh) * | 2008-04-14 | 2008-09-10 | 浙江中维药业有限公司 | 羟丙基甲基纤维素制备方法 |
CN102807624A (zh) * | 2012-05-21 | 2012-12-05 | 新疆光大山河化工科技有限公司 | 羟丙基甲基纤维素醚的制备工艺 |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103788215A (zh) * | 2014-02-19 | 2014-05-14 | 山东光大科技发展有限公司 | 药用辅料羟丙甲纤维素淤浆法生产工艺 |
CN105862388A (zh) * | 2015-01-21 | 2016-08-17 | 重庆联佰博超医疗器械有限公司 | 一种用于止血的羟丙基纤维素的制备方法 |
CN105505253A (zh) * | 2016-01-15 | 2016-04-20 | 上海惠广精细化工有限公司 | 工业级瓷砖系列专用改性羟丙基甲基纤维素的制备方法 |
CN107098982A (zh) * | 2017-05-03 | 2017-08-29 | 浙江中维药业股份有限公司 | 羟丙甲纤维素的生产方法 |
CN107098982B (zh) * | 2017-05-03 | 2019-10-11 | 浙江中维药业股份有限公司 | 羟丙甲纤维素的生产方法 |
CN111732911A (zh) * | 2020-07-09 | 2020-10-02 | 山东一滕新材料股份有限公司 | 一种增强型瓷砖胶用改性羟丙基甲基纤维素及其制备方法和应用 |
CN111732911B (zh) * | 2020-07-09 | 2021-06-15 | 山东一滕新材料股份有限公司 | 一种增强型瓷砖胶用改性羟丙基甲基纤维素及其制备方法和应用 |
CN112409498A (zh) * | 2020-11-25 | 2021-02-26 | 泸州北方纤维素有限公司 | 高稳定性羧甲基羟乙基纤维素的制备方法 |
CN112694536A (zh) * | 2021-02-04 | 2021-04-23 | 浙江中维药业股份有限公司 | 一种羟丙基甲基纤维素的制备方法 |
CN113201075A (zh) * | 2021-06-07 | 2021-08-03 | 浙江中维药业股份有限公司 | 一种缓释片专用羟丙甲纤维素的制备方法 |
CN114702601A (zh) * | 2022-04-25 | 2022-07-05 | 石家庄市藁城区勇峰纤维素有限公司 | 一种羟丙基甲基纤维素的生产工艺及羟丙基甲基纤维素 |
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Address after: 313000, No. 366, Bauhinia Road, Huzhou economic and Technological Development Zone, Zhejiang, Huzhou Patentee after: ZHEJIANG JOINWAY PHARMACEUTICAL CO.,LTD. Address before: 313000, No. 366, Bauhinia Road, Huzhou economic and Technological Development Zone, Zhejiang Patentee before: ZHEJIANG JOINWAY PHARMACEUTICAL Co.,Ltd. |
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Address after: 313000 No. 88, Zhongde Road, Linghu Town, Nanxun District, Huzhou City, Zhejiang Province (self declaration) Patentee after: Meixinjia Zhongwei Pharmaceutical Co.,Ltd. Address before: 313000 No.366 Zijing Road, Huzhou Economic and Technological Development Zone, Huzhou City, Zhejiang Province Patentee before: ZHEJIANG JOINWAY PHARMACEUTICAL CO.,LTD. |
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Denomination of invention: A synthetic method of hydroxypropyl methylcellulose Effective date of registration: 20220223 Granted publication date: 20150902 Pledgee: Huzhou Wuxing Rural Commercial Bank Co.,Ltd. Pledgor: Meixinjia Zhongwei Pharmaceutical Co.,Ltd. Registration number: Y2022980001769 |
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Address after: 313000 No. 366, Zijing Road, Longxi Street, South Taihu New District, Huzhou, Zhejiang Patentee after: Meixinjia Zhongwei Pharmaceutical Co.,Ltd. Address before: 313000 No. 88, Zhongde Road, Linghu Town, Nanxun District, Huzhou City, Zhejiang Province (self declaration) Patentee before: Meixinjia Zhongwei Pharmaceutical Co.,Ltd. |
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