FR1026407A - Method and device for removing monomer fractions from the melt of superpolyamides intended for the manufacture of synthetic fibers - Google Patents

Method and device for removing monomer fractions from the melt of superpolyamides intended for the manufacture of synthetic fibers

Info

Publication number
FR1026407A
FR1026407A FR1026407DA FR1026407A FR 1026407 A FR1026407 A FR 1026407A FR 1026407D A FR1026407D A FR 1026407DA FR 1026407 A FR1026407 A FR 1026407A
Authority
FR
France
Prior art keywords
superpolyamides
melt
manufacture
intended
synthetic fibers
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.)
Perfogit SpA
Original Assignee
Perfogit 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 Perfogit SpA filed Critical Perfogit SpA
Application granted granted Critical
Publication of FR1026407A publication Critical patent/FR1026407A/en
Expired legal-status Critical Current

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
    • 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
    • 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
FR1026407D 1949-10-29 1950-10-23 Method and device for removing monomer fractions from the melt of superpolyamides intended for the manufacture of synthetic fibers Expired FR1026407A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH714330X 1949-10-29

Publications (1)

Publication Number Publication Date
FR1026407A true FR1026407A (en) 1953-04-28

Family

ID=4530996

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1026407D Expired FR1026407A (en) 1949-10-29 1950-10-23 Method and device for removing monomer fractions from the melt of superpolyamides intended for the manufacture of synthetic fibers

Country Status (5)

Country Link
BE (1) BE498996A (en)
CH (1) CH277611A (en)
FR (1) FR1026407A (en)
GB (1) GB714330A (en)
NL (1) NL78183C (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE531307A (en) * 1953-09-07
DE1018223B (en) * 1954-12-06 1957-10-24 Leybold Hochvakuum Anlagen Process for removing low molecular weight components from high molecular weight polymerization and polycondensation products
DE1089543B (en) * 1955-09-01 1960-09-22 Du Pont Process for treating polyamides in melters
DE1080768B (en) * 1956-05-23 1960-04-28 Onderzoekings Inst Res Process for the production of granular molding compounds with a homogeneous fine-grain structure from crystalline linear homopolymers
BE560522A (en) * 1956-09-05 1900-01-01
US3028442A (en) * 1959-10-01 1962-04-03 Owens Corning Fiberglass Corp Method and apparatus for melting and feeding heat-softenable materials
US3013096A (en) * 1957-12-30 1961-12-12 Owens Corning Fiberglass Corp Method and apparatus for melting and feeding heat-softenable materials
US3013095A (en) * 1957-12-30 1961-12-12 Owens Corning Fiberglass Corp Method and apparatus for melting and feeding heat-softenable materials
US3257487A (en) * 1963-03-04 1966-06-21 Allied Chem Melt spinning of epsilon-polycaproamide filament
JP5717404B2 (en) * 2010-11-11 2015-05-13 Ｔｍｔマシナリー株式会社 Melt spinning equipment
CN112391685B (en) * 2019-08-12 2023-03-21 中国科学院化学研究所 Molten resin defoaming method and spinning forming method

Also Published As

Publication number Publication date
CH277611A (en) 1951-09-15
NL78183C (en)
BE498996A (en)
GB714330A (en) 1954-08-25

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