FR1470983A - Process for the preparation and extrusion of urethane polymers, particularly suitable for the extrusion of yarns by fusion and new fibers thus obtained - Google Patents

Process for the preparation and extrusion of urethane polymers, particularly suitable for the extrusion of yarns by fusion and new fibers thus obtained

Info

Publication number
FR1470983A
FR1470983A FR52941A FR52941A FR1470983A FR 1470983 A FR1470983 A FR 1470983A FR 52941 A FR52941 A FR 52941A FR 52941 A FR52941 A FR 52941A FR 1470983 A FR1470983 A FR 1470983A
Authority
FR
France
Prior art keywords
extrusion
yarns
fusion
preparation
particularly suitable
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
FR52941A
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.)
FILLATTICE SpA
Original Assignee
FILLATTICE SpA
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 FILLATTICE SpA filed Critical FILLATTICE SpA
Application granted granted Critical
Publication of FR1470983A publication Critical patent/FR1470983A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
    • C08G18/6633—Compounds of group C08G18/42
    • C08G18/6637—Compounds of group C08G18/42 with compounds of group C08G18/32 or polyamines of C08G18/38
    • C08G18/664—Compounds of group C08G18/42 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • C08G18/12—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
    • D01F6/70—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyurethanes
FR52941A 1965-05-06 1966-03-10 Process for the preparation and extrusion of urethane polymers, particularly suitable for the extrusion of yarns by fusion and new fibers thus obtained Expired FR1470983A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT438365 1965-05-06

Publications (1)

Publication Number Publication Date
FR1470983A true FR1470983A (en) 1967-02-24

Family

ID=11112657

Family Applications (1)

Application Number Title Priority Date Filing Date
FR52941A Expired FR1470983A (en) 1965-05-06 1966-03-10 Process for the preparation and extrusion of urethane polymers, particularly suitable for the extrusion of yarns by fusion and new fibers thus obtained

Country Status (2)

Country Link
DE (1) DE1669402A1 (en)
FR (1) FR1470983A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4414327A1 (en) * 1994-04-25 1995-10-26 Bayer Ag Process for the production of elastane threads
DE19824333A1 (en) 1998-06-02 1999-12-09 Bayer Ag Elastane threads and process for their manufacture

Also Published As

Publication number Publication date
DE1669402A1 (en) 1971-02-25

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