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WO1997031950B1 - Ethers de carboxymethylcellulose avec des substituants a chaine longue - Google Patents

Ethers de carboxymethylcellulose avec des substituants a chaine longue

Info

Publication number
WO1997031950B1
WO1997031950B1 PCT/EP1997/000949 EP9700949W WO9731950B1 WO 1997031950 B1 WO1997031950 B1 WO 1997031950B1 EP 9700949 W EP9700949 W EP 9700949W WO 9731950 B1 WO9731950 B1 WO 9731950B1
Authority
WO
WIPO (PCT)
Prior art keywords
alkyl
carboxymethyl cellulose
branched
linear
group
Prior art date
Application number
PCT/EP1997/000949
Other languages
English (en)
Other versions
WO1997031950A1 (fr
Filing date
Publication date
Priority claimed from IT96MI000375A external-priority patent/IT1282703B1/it
Application filed filed Critical
Publication of WO1997031950A1 publication Critical patent/WO1997031950A1/fr
Publication of WO1997031950B1 publication Critical patent/WO1997031950B1/fr

Links

Abstract

L'invention concerne des éthers de carboxyméthylcellulose avec comme substituants des groupes de la formule (I) R-(A)m-(B)n-. Dans cette formule, R est un groupe C1-C30 alkyle ou alcényle droit ou ramifié, A est un groupe oxyalkylène O-CpH2p droit ou ramifié, p valant 2-4, B est -CH(OH)-CH2- uniquement quand m est égal à 0 ou B est -O-CH2-CH(OH)-CH2, m est égal à 0-20 et n est égal à 0-1. Le degré de substitution par les groupes alkyle va de 0,01.10?-2 à 2.10-1¿. Ces composés sont utiles comme épaississants pour les compositions aqueuses, en particulier pour les peintures, les plâtres et les produits cosmétiques.
PCT/EP1997/000949 1996-02-28 1997-02-27 Ethers de carboxymethylcellulose avec des substituants a chaine longue WO1997031950A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITMI96A000375 1996-02-28
IT96MI000375A IT1282703B1 (it) 1996-02-28 1996-02-28 Eteri della carbossimetilcellulosa aventi,come sostituenti,gruppi a catena lunga

Publications (2)

Publication Number Publication Date
WO1997031950A1 WO1997031950A1 (fr) 1997-09-04
WO1997031950B1 true WO1997031950B1 (fr) 1998-02-19

Family

ID=11373424

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP1997/000949 WO1997031950A1 (fr) 1996-02-28 1997-02-27 Ethers de carboxymethylcellulose avec des substituants a chaine longue

Country Status (2)

Country Link
IT (1) IT1282703B1 (fr)
WO (1) WO1997031950A1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2191969T3 (es) * 1997-09-15 2003-09-16 Procter & Gamble Composiciones detergentes para el lavado de la ropa con polimeros basados en celulosa para proporcionar beneficios de aspecto e integridad a los tejidos lavados con ellas.
US6384011B1 (en) 1997-09-15 2002-05-07 The Procter & Gamble Company Laundry detergent compositions with cellulosic based polymers to provide appearance and integrity benefits to fabrics laundered therewith
SE514347C2 (sv) * 1998-08-06 2001-02-12 Akzo Nobel Nv Nonjonisk cellulosaeter och dess användning som förtjockningsmedel i färgkompositioner
US6669863B1 (en) 1998-12-11 2003-12-30 Akzo Nobel N.V. Anionic cellulose ethers having temperature-dependent associative properties
DE69902825T2 (de) * 1998-12-11 2003-08-07 Akzo Nobel N.V., Arnheim/Arnhem Anionische celluloseether mit temperatur-abhängigen, assoziativen eigenschaften
CN1313076C (zh) 2001-03-16 2007-05-02 花王株式会社 水包油型乳化物及其制备方法
JP4290599B2 (ja) 2004-04-27 2009-07-08 花王株式会社 水中油型乳化物及びその製造法
FR2952375A1 (fr) * 2009-11-10 2011-05-13 Adocia Polysaccharides comportant des groupes fonctionnels carboxyles substitues par esterification par un derive d'alcool hydrophobe
CN114621736B (zh) * 2021-12-08 2024-03-19 中国石油天然气集团有限公司 一种环境友好型钻井液封堵剂、钻井液以及制备方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD140049A1 (de) * 1978-11-28 1980-02-06 Fritz Loth Verfahren zur herstellung von cellulosemischaethern
US4547571A (en) * 1983-10-06 1985-10-15 Kohjin Co., Ltd. Process for preparing carboxymethyl ethyl cellulose suitable for enteric coating

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