MX156530A - Procedimiento mejorado para la obtencion de carboximetilcelulosa - Google Patents
Procedimiento mejorado para la obtencion de carboximetilcelulosaInfo
- Publication number
- MX156530A MX156530A MX7856A MX785681A MX156530A MX 156530 A MX156530 A MX 156530A MX 7856 A MX7856 A MX 7856A MX 785681 A MX785681 A MX 785681A MX 156530 A MX156530 A MX 156530A
- Authority
- MX
- Mexico
- Prior art keywords
- carboximetilcelulosa
- obtaining
- improved procedure
- procedure
- improved
- Prior art date
Links
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
- C08B11/02—Alkyl or cycloalkyl ethers
- C08B11/04—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
- C08B11/10—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals
- C08B11/12—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals substituted with carboxylic radicals, e.g. carboxymethylcellulose [CMC]
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
- C08B1/08—Alkali cellulose
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Paper (AREA)
- Cosmetics (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/220,940 US4306061A (en) | 1980-12-29 | 1980-12-29 | Preparation of CMC with improved substituent uniformity using borax |
Publications (1)
Publication Number | Publication Date |
---|---|
MX156530A true MX156530A (es) | 1988-09-08 |
Family
ID=22825659
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX7856A MX156530A (es) | 1980-12-29 | 1981-11-17 | Procedimiento mejorado para la obtencion de carboximetilcelulosa |
Country Status (7)
Country | Link |
---|---|
US (1) | US4306061A (es) |
EP (1) | EP0055820B1 (es) |
JP (1) | JPS57117502A (es) |
BR (1) | BR8108402A (es) |
CA (1) | CA1171082A (es) |
DE (1) | DE3171058D1 (es) |
MX (1) | MX156530A (es) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS595710B2 (ja) * | 1981-03-09 | 1984-02-06 | 第一工業製薬株式会社 | 捺染用糊剤 |
US4400502A (en) * | 1982-04-27 | 1983-08-23 | Hercules Incorporated | Readily dispersible anionic, water-soluble cellulose derivatives and a method for their preparation |
DE3232467A1 (de) * | 1982-09-01 | 1984-03-01 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung von celluloseethern mit verbessertem dispergierverhalten |
JPS6037121B2 (ja) * | 1982-10-04 | 1985-08-24 | ダイセル化学工業株式会社 | カルボキシメチルセルロ−スナトリウム塩 |
USRE32976E (en) * | 1982-10-04 | 1989-07-04 | Daicel Chemical Industries, Ltd. | Sodium carboxymethylcellulose |
DE3303153A1 (de) * | 1983-01-31 | 1984-08-02 | Henkel KGaA, 4000 Düsseldorf | Verfahren zur herstellung von hochsubstituierten carboxyalkylcellulosen und deren mischethern |
GB8706120D0 (en) * | 1987-03-14 | 1987-04-15 | Bp Chem Int Ltd | Cellulose ether |
DE102004021689B4 (de) * | 2004-04-30 | 2013-03-21 | Optosort Gmbh | Verfahren und Vorrichtung zur Sortierung von lichtbrechenden Partikeln |
CN103788214B (zh) * | 2014-01-17 | 2015-12-30 | 甘肃高歌伟业新材料科技有限公司 | 以秸秆为原料制备耐电解质印花糊料的方法 |
EA024458B1 (ru) * | 2014-05-19 | 2016-09-30 | Сумгаитский Государственный Университет | Способ активации целлюлозы |
US10446840B2 (en) | 2017-11-07 | 2019-10-15 | City University Of Hong Kong | Rechargeable zinc-ion batteries having flexible shape memory |
US10957939B2 (en) | 2017-11-07 | 2021-03-23 | City University Of Hong Kong | Rechargeable polyacrylamide based polymer electrolyte zinc-ion batteries |
US11075406B2 (en) | 2017-11-07 | 2021-07-27 | City University Of Hong Kong | Gel polymer electrolytes comprising electrolyte additive |
US10811644B2 (en) | 2018-02-14 | 2020-10-20 | City University Of Hong Kong | Conductive yarn-based nickel-zinc textile batteries |
CN116425889A (zh) * | 2023-04-23 | 2023-07-14 | 荣成青木高新材料有限公司 | 一种木材溶解浆直接制备羧甲基纤维素锂的方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB497671A (en) | 1937-06-23 | 1938-12-23 | Ig Farbenindustrie Ag | Process for the manufacture of aralkylethers of high molecular carbohydrates |
US3068141A (en) * | 1959-09-10 | 1962-12-11 | Eastman Kodak Co | Method of refining kraft wood pulp |
DE2415155C2 (de) * | 1974-03-29 | 1985-05-23 | Henkel KGaA, 4000 Düsseldorf | Verfahren zur Herstellung von 2,3-Dihydroxypropylcellulose |
DE2415154C2 (de) * | 1974-03-29 | 1985-05-23 | Henkel KGaA, 4000 Düsseldorf | Verfahren zur Herstellung von Cellulosemischethern, die neben Alkylgruppen, Hydroxyalkylgruppen oder Carboxyalkylgruppen noch 2,3-Dihydroxypropylgruppen enthalten |
GB1465934A (en) | 1974-08-14 | 1977-03-02 | Hercules Inc | Methods of dissolving cellulose ethers in alkaline media |
US4298728A (en) * | 1980-06-03 | 1981-11-03 | Hercules Incorporated | Method of preparing hydroxyethyl ethers of cellulose |
-
1980
- 1980-12-29 US US06/220,940 patent/US4306061A/en not_active Expired - Lifetime
-
1981
- 1981-10-26 CA CA000388764A patent/CA1171082A/en not_active Expired
- 1981-10-30 EP EP81109404A patent/EP0055820B1/en not_active Expired
- 1981-10-30 DE DE8181109404T patent/DE3171058D1/de not_active Expired
- 1981-11-09 JP JP56179561A patent/JPS57117502A/ja active Granted
- 1981-11-17 MX MX7856A patent/MX156530A/es unknown
- 1981-12-28 BR BR8108402A patent/BR8108402A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
BR8108402A (pt) | 1982-10-13 |
JPH0113482B2 (es) | 1989-03-07 |
JPS57117502A (en) | 1982-07-22 |
US4306061A (en) | 1981-12-15 |
EP0055820B1 (en) | 1985-06-19 |
CA1171082A (en) | 1984-07-17 |
EP0055820A1 (en) | 1982-07-14 |
DE3171058D1 (en) | 1985-07-25 |
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