FR663169A - Process for preparing cupro-ammoniacal cellulose solutions intended for the threading of artificial silk - Google Patents

Process for preparing cupro-ammoniacal cellulose solutions intended for the threading of artificial silk

Info

Publication number
FR663169A
FR663169A FR663169DA FR663169A FR 663169 A FR663169 A FR 663169A FR 663169D A FR663169D A FR 663169DA FR 663169 A FR663169 A FR 663169A
Authority
FR
France
Prior art keywords
cupro
ammoniacal
threading
preparing
artificial silk
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
Other languages
French (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.)
CUPRUM
Original Assignee
CUPRUM
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 CUPRUM filed Critical CUPRUM
Application granted granted Critical
Publication of FR663169A publication Critical patent/FR663169A/en
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
    • C08B1/006—Preparation of cuprammonium cellulose solutions

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)
FR663169D 1927-11-19 1928-10-30 Process for preparing cupro-ammoniacal cellulose solutions intended for the threading of artificial silk Expired FR663169A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE663169X 1927-11-19

Publications (1)

Publication Number Publication Date
FR663169A true FR663169A (en) 1929-08-17

Family

ID=6589197

Family Applications (1)

Application Number Title Priority Date Filing Date
FR663169D Expired FR663169A (en) 1927-11-19 1928-10-30 Process for preparing cupro-ammoniacal cellulose solutions intended for the threading of artificial silk

Country Status (1)

Country Link
FR (1) FR663169A (en)

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