FR1232576A - Process for extracting low molecular weight constituents from poly-epsilon-caprolactam - Google Patents

Process for extracting low molecular weight constituents from poly-epsilon-caprolactam

Info

Publication number
FR1232576A
FR1232576A FR796731A FR796731A FR1232576A FR 1232576 A FR1232576 A FR 1232576A FR 796731 A FR796731 A FR 796731A FR 796731 A FR796731 A FR 796731A FR 1232576 A FR1232576 A FR 1232576A
Authority
FR
France
Prior art keywords
caprolactam
epsilon
poly
molecular weight
low molecular
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
FR796731A
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
Priority claimed from CH6700258A external-priority patent/CH373558A/en
Application filed by Inventa AG fuer Forschung und Patentverwertung filed Critical Inventa AG fuer Forschung und Patentverwertung
Application granted granted Critical
Publication of FR1232576A publication Critical patent/FR1232576A/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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/46—Post-polymerisation treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D11/00—Solvent extraction
    • B01D11/02—Solvent extraction of solids
    • B01D11/0215—Solid material in other stationary receptacles
    • B01D11/0223—Moving bed of solid material
    • B01D11/0242—Moving bed of solid material in towers, e.g. comprising contacting elements

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Extraction Or Liquid Replacement (AREA)
FR796731A 1958-12-06 1959-06-05 Process for extracting low molecular weight constituents from poly-epsilon-caprolactam Expired FR1232576A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1232576X 1958-12-06
CH6700258A CH373558A (en) 1958-12-06 1958-12-06 Process for the extraction of low molecular weight fractions from poly-e-caprolactam granules or chips

Publications (1)

Publication Number Publication Date
FR1232576A true FR1232576A (en) 1960-10-10

Family

ID=29423929

Family Applications (1)

Application Number Title Priority Date Filing Date
FR796731A Expired FR1232576A (en) 1958-12-06 1959-06-05 Process for extracting low molecular weight constituents from poly-epsilon-caprolactam

Country Status (2)

Country Link
FR (1) FR1232576A (en)
GB (1) GB912302A (en)

Also Published As

Publication number Publication date
GB912302A (en) 1962-12-05

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