KR860000806B1 - 수용성 3원 셀룰로오스 에테르의 제조방법 - Google Patents
수용성 3원 셀룰로오스 에테르의 제조방법 Download PDFInfo
- Publication number
- KR860000806B1 KR860000806B1 KR1019840001515A KR840001515A KR860000806B1 KR 860000806 B1 KR860000806 B1 KR 860000806B1 KR 1019840001515 A KR1019840001515 A KR 1019840001515A KR 840001515 A KR840001515 A KR 840001515A KR 860000806 B1 KR860000806 B1 KR 860000806B1
- Authority
- KR
- South Korea
- Prior art keywords
- cellulose
- cloud point
- cellulose ether
- cellulose ethers
- substitution
- 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.)
- Expired
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Classifications
-
- 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
- C08B11/193—Mixed ethers, i.e. ethers with two or more different etherifying groups
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Abstract
Description
Claims (10)
- 0.9내지 2.1의 메톡실 치환도, 0.2내지 0.5의 하이드록시 에톡실 몰치환, 및 0.08내지 0.4의 하이드록시프로폭실 몰치환을 갖는 3원 하이드록시에틸 하이드록시프로필 메틸셀룰로오스 에테르가 생성되도록, 알칼리 셀룰로오스를 클로로메탄, 산화 에틸렌 및 산화프로필렌과 반응시킴을 특징으로 하는, 치환된 셀룰로오스 에테르의 제조방법.
- 제1항에 있어서, 언급된 알칼리셀룰로오스가, 셀룰로오스를 알칼리 수용액과 반응시키는 것으로 이루어진 제1단계에서 제조되는 방법.
- 제2항에 있어서, 셀룰로오스 1몰당 0.35내지 0.75몰의 NaOH를 사용하는 방법.
- 제1항에 있어서, 알칼리 셀룰로오스 1몰당 1.0내지 2.0몰의 클로로메탄 0.2내지 0.6몰의 산화 에틸렌 및 0.2내지 0.8몰의 산화프로필렌을 사용하는 방법.
- 제4항에 있어서, 적어도 산화 에틸렌을 10분 이상의 시간에 걸쳐 셀룰로오스에 가하는 방법.
- 제4항에 있어서, 메톡실 치환도가 1.25내지 2이고, 하이드록시프로폭실 몰 치환이 0.1내지 0.3인 방법.
- 제4항에 있어서, 언급된 셀룰로오스 에테르의 담점이 70℃이하인 방법.
- 제4항에 있어서, 언급된 셀룰로오스 에테르의 복귀담점이 이의 담점보다 10℃이하가 낮은 온도인 방법.
- 제4항에 있어서, 언급된 셀룰로오스에테르의 복귀담점이 이의담점보다 5℃이하가 낮은 온도인 방법.
- 제4항에 있어서, 언급된 셀룰로오스에테르의 2중량%수용액의 20℃에서의 점도가 10내지 100,000센티포이즈인 방법.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US478,744 | 1983-03-25 | ||
| US06/478,744 US4458068A (en) | 1983-03-25 | 1983-03-25 | Water-soluble, ternary cellulose ethers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR840008375A KR840008375A (ko) | 1984-12-14 |
| KR860000806B1 true KR860000806B1 (ko) | 1986-06-28 |
Family
ID=23901191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019840001515A Expired KR860000806B1 (ko) | 1983-03-25 | 1984-03-24 | 수용성 3원 셀룰로오스 에테르의 제조방법 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4458068A (ko) |
| EP (1) | EP0120430B1 (ko) |
| JP (1) | JPS59179601A (ko) |
| KR (1) | KR860000806B1 (ko) |
| AU (1) | AU557481B2 (ko) |
| CA (1) | CA1203799A (ko) |
| DE (1) | DE3462508D1 (ko) |
| ES (1) | ES530911A0 (ko) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5106609A (en) * | 1990-05-01 | 1992-04-21 | The Procter & Gamble Company | Vehicle systems for use in cosmetic compositions |
| US5104646A (en) * | 1989-08-07 | 1992-04-14 | The Procter & Gamble Company | Vehicle systems for use in cosmetic compositions |
| US5100658A (en) * | 1989-08-07 | 1992-03-31 | The Procter & Gamble Company | Vehicle systems for use in cosmetic compositions |
| US5100657A (en) * | 1990-05-01 | 1992-03-31 | The Procter & Gamble Company | Clean conditioning compositions for hair |
| US5807543A (en) * | 1993-08-27 | 1998-09-15 | The Procter & Gamble Co. | Cosmetic compositions containing hydrophobically modified nonionic polymer and unsaturated quaternary ammonium surfactant |
| AU1664992A (en) * | 1991-03-19 | 1992-10-21 | Procter & Gamble Company, The | Cosmetic compositions containing hydrophobically modified nonionic polymer and unsaturated quaternary ammonium surfactant |
| US5277899A (en) * | 1991-10-15 | 1994-01-11 | The Procter & Gamble Company | Hair setting composition with combination of cationic conditioners |
| DE4238627A1 (de) * | 1992-11-16 | 1994-05-19 | Wolff Walsrode Ag | Methylhydroxypropylcelluloseether als Verdickungsmittel für Abbeizer |
| KR101137639B1 (ko) * | 2004-11-02 | 2012-04-19 | 신에쓰 가가꾸 고교 가부시끼가이샤 | 수용성 셀룰로오스 에테르의 분리 방법 |
| US7612024B2 (en) * | 2004-12-22 | 2009-11-03 | Ecolab Inc. | Polyalkylene glycol based solutions with enhanced high temperature stability |
| DE102007016726A1 (de) | 2007-04-07 | 2008-10-09 | Dow Wolff Cellulosics Gmbh | Methylhydroxyethylhydroxypropylcellulose (MHEHPC) in mineralisch gebundenen Baustoffsystemen |
| EP2058336A1 (de) * | 2007-11-06 | 2009-05-13 | Dow Wolff Cellulosics GmbH | Ternäre Mischether |
| EP2177538A1 (en) | 2008-10-16 | 2010-04-21 | Dow Global Technologies Inc. | Cellulose ethers having little swelling and process for their production |
| MX2012007506A (es) | 2009-12-23 | 2012-08-03 | Syngenta Participations Ag | Marcadores geneticos asociados con la tolerancia a la sequia en el maiz. |
| BR112013028832B1 (pt) * | 2011-06-14 | 2019-07-02 | Dow Global Technologies Llc | Composição alimentícia e uso de éter de celulose |
| JP5811054B2 (ja) * | 2012-07-10 | 2015-11-11 | 信越化学工業株式会社 | 押出成形用水硬性組成物 |
| CN108697752B (zh) | 2015-12-16 | 2022-07-01 | 先正达参股股份有限公司 | 与植物增加的产量相关的遗传区域和基因 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7110635A (ko) * | 1970-08-04 | 1972-02-08 | ||
| SE403782B (sv) * | 1973-03-14 | 1978-09-04 | Mo Och Domsjoe Ab | Nonjoniska cellulosaetrar |
| US3873518A (en) * | 1973-12-14 | 1975-03-25 | Dow Chemical Co | Water soluble ternary cellulose ethers |
| US3879365A (en) * | 1974-01-07 | 1975-04-22 | Dow Chemical Co | Hydroxyethyl hydroxypropyl methylcellulose as a protective colloid in vinyl chloride polymerization |
| US4243802A (en) * | 1979-06-06 | 1981-01-06 | Hercules Incorporated | Surfactant-soluble cellulose derivatives |
-
1983
- 1983-03-25 US US06/478,744 patent/US4458068A/en not_active Expired - Fee Related
-
1984
- 1984-03-19 CA CA000449883A patent/CA1203799A/en not_active Expired
- 1984-03-19 EP EP84102970A patent/EP0120430B1/en not_active Expired
- 1984-03-19 AU AU25869/84A patent/AU557481B2/en not_active Ceased
- 1984-03-19 DE DE8484102970T patent/DE3462508D1/de not_active Expired
- 1984-03-23 ES ES530911A patent/ES530911A0/es active Granted
- 1984-03-23 JP JP59054568A patent/JPS59179601A/ja active Pending
- 1984-03-24 KR KR1019840001515A patent/KR860000806B1/ko not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| KR840008375A (ko) | 1984-12-14 |
| US4458068A (en) | 1984-07-03 |
| JPS59179601A (ja) | 1984-10-12 |
| ES8602037A1 (es) | 1985-11-01 |
| AU2586984A (en) | 1984-09-27 |
| DE3462508D1 (en) | 1987-04-09 |
| ES530911A0 (es) | 1985-11-01 |
| EP0120430B1 (en) | 1987-03-04 |
| AU557481B2 (en) | 1986-12-24 |
| EP0120430A1 (en) | 1984-10-03 |
| CA1203799A (en) | 1986-04-29 |
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