BE497507A - - Google Patents

Info

Publication number
BE497507A
BE497507A BE497507DA BE497507A BE 497507 A BE497507 A BE 497507A BE 497507D A BE497507D A BE 497507DA BE 497507 A BE497507 A BE 497507A
Authority
BE
Belgium
Application number
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.)
Publication of BE497507A publication Critical patent/BE497507A/xx

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)
  • Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Polyamides (AREA)
BE497507D 1949-11-07 BE497507A (xx)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BE497507A true BE497507A (xx)

Family

ID=4530827

Family Applications (1)

Application Number Title Priority Date Filing Date
BE497507D BE497507A (xx) 1949-11-07

Country Status (5)

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

Cited By (1)

* 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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1030993B (de) * 1954-02-15 1958-05-29 Thueringisches Kunstfaserwerk Verfahren zum Entfernen niedermolekularer Anteile aus polymerisiertem ªŠ-Caprolactam
DE1097676B (de) * 1955-07-30 1961-01-19 Phil Karl Elbel Dipl Chem Dr Verfahren zur kontinuierlichen Herstellung von direkt oder indirekt haertbaren Kondensationskunstharzen
US3177181A (en) * 1960-11-14 1965-04-06 Foster Grant Co Inc Two stage vacuum devolatilization to purify polyamides
DE2503308C2 (de) * 1975-01-28 1983-03-10 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von monomerenarmer Polycaprolactam-Schmelze
DE102018120988C5 (de) * 2018-08-28 2023-01-12 Technip Zimmer Gmbh Verfahren und Vorrichtung zur Herstellung von extraktarmem Polyamid 6

Cited By (1)

* 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

Also Published As

Publication number Publication date
FR1055774A (fr) 1954-02-22
CH265481A (de) 1949-12-15
NL86634C (xx)
GB711956A (en) 1954-07-14

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