CH265481A - Process for the production of polyamide threads. - Google Patents

Process for the production of polyamide threads.

Info

Publication number
CH265481A
CH265481A CH265481DA CH265481A CH 265481 A CH265481 A CH 265481A CH 265481D A CH265481D A CH 265481DA CH 265481 A CH265481 A CH 265481A
Authority
CH
Switzerland
Prior art keywords
production
polyamide threads
polyamide
threads
Prior art date
Application number
Other languages
German (de)
Inventor
Inventa Ag Fu Patentverwertung
Original Assignee
Inventa Ag
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 Inventa Ag filed Critical Inventa Ag
Publication of CH265481A publication Critical patent/CH265481A/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/08—Melt spinning methods
    • 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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/46—Post-polymerisation treatment
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D1/00—Treatment of filament-forming or like material
    • D01D1/10—Filtering or de-aerating the spinning solution or melt
    • D01D1/103—De-aerating
    • 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
    • D01F6/60—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyamides

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyamides (AREA)
CH265481D 1949-11-07 1949-11-07 Process for the production of polyamide threads. CH265481A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH711956X 1949-11-07

Publications (1)

Publication Number Publication Date
CH265481A true CH265481A (en) 1949-12-15

Family

ID=4530827

Family Applications (1)

Application Number Title Priority Date Filing Date
CH265481D CH265481A (en) 1949-11-07 1949-11-07 Process for the production of polyamide threads.

Country Status (5)

Country Link
BE (1) BE497507A (en)
CH (1) CH265481A (en)
FR (1) FR1055774A (en)
GB (1) GB711956A (en)
NL (1) NL86634C (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1030993B (en) * 1954-02-15 1958-05-29 Thueringisches Kunstfaserwerk Process for removing low molecular weight fractions from polymerized ªŠ-caprolactam
DE1097676B (en) * 1955-07-30 1961-01-19 Phil Karl Elbel Dipl Chem Dr Process for the continuous production of directly or indirectly curable condensation synthetic resins
DE2503308A1 (en) * 1975-01-28 1976-07-29 Bayer Ag Polycaprolactam melt of low monomer content - by treatment of melt in vacuum appts. (BE280776)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2731081A (en) * 1953-04-13 1956-01-17 Ind Rayon Corp Method for the removal of monomers, etc. from molten polymers
US3177181A (en) * 1960-11-14 1965-04-06 Foster Grant Co Inc Two stage vacuum devolatilization to purify polyamides
DE102018120988C5 (en) * 2018-08-28 2023-01-12 Technip Zimmer Gmbh Process and device for the production of low-extract polyamide 6

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1030993B (en) * 1954-02-15 1958-05-29 Thueringisches Kunstfaserwerk Process for removing low molecular weight fractions from polymerized ªŠ-caprolactam
DE1097676B (en) * 1955-07-30 1961-01-19 Phil Karl Elbel Dipl Chem Dr Process for the continuous production of directly or indirectly curable condensation synthetic resins
DE2503308A1 (en) * 1975-01-28 1976-07-29 Bayer Ag Polycaprolactam melt of low monomer content - by treatment of melt in vacuum appts. (BE280776)

Also Published As

Publication number Publication date
FR1055774A (en) 1954-02-22
BE497507A (en)
NL86634C (en)
GB711956A (en) 1954-07-14

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