FR1448568A - Procédé de fabrication de sels alcalins de carboxyméthyl-cellulose - Google Patents

Procédé de fabrication de sels alcalins de carboxyméthyl-cellulose

Info

Publication number
FR1448568A
FR1448568A FR33167A FR33167A FR1448568A FR 1448568 A FR1448568 A FR 1448568A FR 33167 A FR33167 A FR 33167A FR 33167 A FR33167 A FR 33167A FR 1448568 A FR1448568 A FR 1448568A
Authority
FR
France
Prior art keywords
production
carboxymethyl cellulose
alkali salts
alkali
salts
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
FR33167A
Other languages
English (en)
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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
Priority claimed from US421340A external-priority patent/US3374224A/en
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Priority to FR33167A priority Critical patent/FR1448568A/fr
Application granted granted Critical
Publication of FR1448568A publication Critical patent/FR1448568A/fr
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
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C08B1/08—Alkali cellulose
    • 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]

Landscapes

  • 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)
FR33167A 1964-12-28 1965-09-29 Procédé de fabrication de sels alcalins de carboxyméthyl-cellulose Expired FR1448568A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR33167A FR1448568A (fr) 1964-12-28 1965-09-29 Procédé de fabrication de sels alcalins de carboxyméthyl-cellulose

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US421340A US3374224A (en) 1964-12-28 1964-12-28 Novel preparation of carboxymethyl cellulose
FR33167A FR1448568A (fr) 1964-12-28 1965-09-29 Procédé de fabrication de sels alcalins de carboxyméthyl-cellulose

Publications (1)

Publication Number Publication Date
FR1448568A true FR1448568A (fr) 1966-08-05

Family

ID=26166463

Family Applications (1)

Application Number Title Priority Date Filing Date
FR33167A Expired FR1448568A (fr) 1964-12-28 1965-09-29 Procédé de fabrication de sels alcalins de carboxyméthyl-cellulose

Country Status (1)

Country Link
FR (1) FR1448568A (fr)

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