FR1023648A - Process for removing monomers from lactam polymerization products - Google Patents

Process for removing monomers from lactam polymerization products

Info

Publication number
FR1023648A
FR1023648A FR1023648DA FR1023648A FR 1023648 A FR1023648 A FR 1023648A FR 1023648D A FR1023648D A FR 1023648DA FR 1023648 A FR1023648 A FR 1023648A
Authority
FR
France
Prior art keywords
polymerization products
lactam polymerization
removing monomers
monomers
lactam
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.)
Inventa AG fuer Forschung und Patentverwertung
Original Assignee
Inventa AG fuer Forschung und Patentverwertung
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 fuer Forschung und Patentverwertung filed Critical Inventa AG fuer Forschung und Patentverwertung
Application granted granted Critical
Publication of FR1023648A publication Critical patent/FR1023648A/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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polyamides (AREA)
FR1023648D 1949-11-23 1950-08-21 Process for removing monomers from lactam polymerization products Expired FR1023648A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH693376X 1949-11-23

Publications (1)

Publication Number Publication Date
FR1023648A true FR1023648A (en) 1953-03-20

Family

ID=4529420

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1023648D Expired FR1023648A (en) 1949-11-23 1950-08-21 Process for removing monomers from lactam polymerization products

Country Status (5)

Country Link
BE (1) BE498427A (en)
CH (2) CH281596A (en)
FR (1) FR1023648A (en)
GB (1) GB693376A (en)
NL (1) NL154065B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3044993A (en) * 1957-09-28 1962-07-17 American Enka Corp Manufacture of linear polycondensation products

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL95935C (en) * 1955-02-10
NL194795A (en) * 1955-02-14
NL102671C (en) * 1955-07-23
BE553623A (en) * 1955-12-22
DE10248571A1 (en) 2002-10-17 2004-04-29 Bayer Ag A process for polymer evaporation involving extrusion of a mixture of polymer and residual monomers, oligomers, and solvent useful for separating the volatile components of polymers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3044993A (en) * 1957-09-28 1962-07-17 American Enka Corp Manufacture of linear polycondensation products

Also Published As

Publication number Publication date
BE498427A (en)
CH281596A (en) 1952-03-15
CH281096A (en) 1952-02-29
GB693376A (en) 1953-07-01
NL154065B (en)

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