DE3165756D1 - Method of preparing hydroxyethyl ethers of cellulose - Google Patents

Method of preparing hydroxyethyl ethers of cellulose

Info

Publication number
DE3165756D1
DE3165756D1 DE8181302352T DE3165756T DE3165756D1 DE 3165756 D1 DE3165756 D1 DE 3165756D1 DE 8181302352 T DE8181302352 T DE 8181302352T DE 3165756 T DE3165756 T DE 3165756T DE 3165756 D1 DE3165756 D1 DE 3165756D1
Authority
DE
Germany
Prior art keywords
cellulose
hydroxyethyl ethers
preparing hydroxyethyl
preparing
ethers
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
Application number
DE8181302352T
Other languages
English (en)
Inventor
Thomas George Majewicz
Walter Shade Ropp
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hercules LLC
Original Assignee
Hercules LLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22557311&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3165756(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Hercules LLC filed Critical Hercules LLC
Application granted granted Critical
Publication of DE3165756D1 publication Critical patent/DE3165756D1/de
Expired legal-status Critical Current

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
    • C08B11/08—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals with hydroxylated hydrocarbon radicals; Esters, ethers, or acetals thereof
    • 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
DE8181302352T 1980-06-03 1981-05-28 Method of preparing hydroxyethyl ethers of cellulose Expired DE3165756D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/155,919 US4298728A (en) 1980-06-03 1980-06-03 Method of preparing hydroxyethyl ethers of cellulose

Publications (1)

Publication Number Publication Date
DE3165756D1 true DE3165756D1 (en) 1984-10-04

Family

ID=22557311

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181302352T Expired DE3165756D1 (en) 1980-06-03 1981-05-28 Method of preparing hydroxyethyl ethers of cellulose

Country Status (5)

Country Link
US (1) US4298728A (de)
EP (1) EP0041364B1 (de)
JP (1) JPS5723601A (de)
CA (1) CA1155837A (de)
DE (1) DE3165756D1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4306061A (en) * 1980-12-29 1981-12-15 Hercules Incorporated Preparation of CMC with improved substituent uniformity using borax
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
DE3232791A1 (de) * 1982-09-03 1984-03-08 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von alkylglucosiden
JPS6389028U (de) * 1986-11-29 1988-06-09
GB8706120D0 (en) * 1987-03-14 1987-04-15 Bp Chem Int Ltd Cellulose ether
US5100658A (en) * 1989-08-07 1992-03-31 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
US5106609A (en) * 1990-05-01 1992-04-21 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
BR9205780A (pt) * 1991-03-19 1994-06-28 Procter & Gamble Composições cosméticas contendo polímero não iônico hidrofobicamente modificado e tensoativo de amônio quaternário insaturado
US5277899A (en) * 1991-10-15 1994-01-11 The Procter & Gamble Company Hair setting composition with combination of cationic conditioners
CN101473089A (zh) * 2006-06-14 2009-07-01 塞皮制造（Pty）有限公司 浆粕反应性的提高
JP6227914B2 (ja) * 2012-12-18 2017-11-08 花王株式会社 アルキレンオキシドの反応選択率を改善する方法
EA024458B1 (ru) * 2014-05-19 2016-09-30 Сумгаитский Государственный Университет Способ активации целлюлозы
CN112724394B (zh) * 2020-12-28 2023-03-17 山东一诺威新材料有限公司 纤维素聚醚多元醇的制备方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB408730A (en) 1932-11-22 1934-04-19 Rhone Poulenc Sa Preparation of cellulose derivatives
GB497671A (en) * 1937-06-23 1938-12-23 Ig Farbenindustrie Ag Process for the manufacture of aralkylethers of high molecular carbohydrates
GB688486A (en) * 1949-11-04 1953-03-11 Hercules Powder Co Ltd Manufacture of cellulose ethers
FR1030327A (fr) * 1950-01-12 1953-06-11 American Viscose Corp Procédé de préparation de dispersions stables d'éthers de cellulose et produits obtenus
US2831852A (en) * 1954-05-27 1958-04-22 Dow Chemical Co Water-soluble thermoplastic cellulose ethers
US3068141A (en) * 1959-09-10 1962-12-11 Eastman Kodak Co Method of refining kraft wood pulp
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
DE2415155C2 (de) * 1974-03-29 1985-05-23 Henkel KGaA, 4000 Düsseldorf Verfahren zur Herstellung von 2,3-Dihydroxypropylcellulose
GB1465934A (en) 1974-08-14 1977-03-02 Hercules Inc Methods of dissolving cellulose ethers in alkaline media
US4096325A (en) * 1976-02-20 1978-06-20 Anheuser-Busch, Incorporated Methyl hydroxypropyl cellulose ethers
US4228277A (en) * 1979-02-12 1980-10-14 Hercules Incorporated Modified nonionic cellulose ethers

Also Published As

Publication number Publication date
EP0041364B1 (de) 1984-08-29
JPS6354721B2 (de) 1988-10-31
EP0041364A1 (de) 1981-12-09
CA1155837A (en) 1983-10-25
JPS5723601A (en) 1982-02-06
US4298728A (en) 1981-11-03

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Legal Events

Date Code Title Description
8328 Change in the person/name/address of the agent

Free format text: LEDERER, F., DIPL.-CHEM. DR., PAT.-ANW., 8000 MUENCHEN

8331 Complete revocation