FR2412570A1 - Procede pour la synthese d'hydroxyethyl cellulose possedant une resistance amelioree a l'hydrolyse a catalyse enzymatique - Google Patents

Procede pour la synthese d'hydroxyethyl cellulose possedant une resistance amelioree a l'hydrolyse a catalyse enzymatique

Info

Publication number
FR2412570A1
FR2412570A1 FR7738429A FR7738429A FR2412570A1 FR 2412570 A1 FR2412570 A1 FR 2412570A1 FR 7738429 A FR7738429 A FR 7738429A FR 7738429 A FR7738429 A FR 7738429A FR 2412570 A1 FR2412570 A1 FR 2412570A1
Authority
FR
France
Prior art keywords
cellulose
hydroxyethylation
prod
ethylene oxide
anhydro
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.)
Granted
Application number
FR7738429A
Other languages
English (en)
Other versions
FR2412570B1 (fr
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.)
Union Carbide Corp
Original Assignee
Union Carbide Corp
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
Application filed by Union Carbide Corp filed Critical Union Carbide Corp
Priority to FR7738429A priority Critical patent/FR2412570A1/fr
Publication of FR2412570A1 publication Critical patent/FR2412570A1/fr
Application granted granted Critical
Publication of FR2412570B1 publication Critical patent/FR2412570B1/fr
Granted 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
    • C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
    • C08B15/005—Crosslinking of cellulose derivatives
    • 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

Abstract

LA PRESENTE INVENTION EST RELATIVE A LA PREPARATION D'HYDROXYETHYL CELLULOSE POSSEDANT UNE RESISTANCE AMELIOREE A L'HYDROLYSE A CATALYSE ENZYMATIQUE ET, PLUS PARTICULIEREMENT, A L'EMPLOI D'UNE QUANTITE OPTIMALE D'EAU POUR LA SYNTHESE D'UNE HYDROXYETHYL CELLULOSE A RESISTANCE SUPERIEURE ET A DEGRE DE SUBSTITUTION MOLAIRE SM ELEVE, NE CONTENANT QUE PEU DE SUBSTANCES INSOLUBLES EN SOLUTION AQUEUSE.
FR7738429A 1977-12-20 1977-12-20 Procede pour la synthese d'hydroxyethyl cellulose possedant une resistance amelioree a l'hydrolyse a catalyse enzymatique Granted FR2412570A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7738429A FR2412570A1 (fr) 1977-12-20 1977-12-20 Procede pour la synthese d'hydroxyethyl cellulose possedant une resistance amelioree a l'hydrolyse a catalyse enzymatique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7738429A FR2412570A1 (fr) 1977-12-20 1977-12-20 Procede pour la synthese d'hydroxyethyl cellulose possedant une resistance amelioree a l'hydrolyse a catalyse enzymatique

Publications (2)

Publication Number Publication Date
FR2412570A1 true FR2412570A1 (fr) 1979-07-20
FR2412570B1 FR2412570B1 (fr) 1983-04-22

Family

ID=9199071

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7738429A Granted FR2412570A1 (fr) 1977-12-20 1977-12-20 Procede pour la synthese d'hydroxyethyl cellulose possedant une resistance amelioree a l'hydrolyse a catalyse enzymatique

Country Status (1)

Country Link
FR (1) FR2412570A1 (fr)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2331569A1 (fr) * 1975-11-14 1977-06-10 Union Carbide Corp Procede d'obtention d'ethers de la cellulose resistant bien a une hydrolyse enzymatique

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2331569A1 (fr) * 1975-11-14 1977-06-10 Union Carbide Corp Procede d'obtention d'ethers de la cellulose resistant bien a une hydrolyse enzymatique

Also Published As

Publication number Publication date
FR2412570B1 (fr) 1983-04-22

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Legal Events

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