DE1520510B2 - Verfahren zur herstellung von geschaeumtem poly-epsilon-caprolactam - Google Patents

Verfahren zur herstellung von geschaeumtem poly-epsilon-caprolactam

Info

Publication number
DE1520510B2
DE1520510B2 DE19621520510 DE1520510A DE1520510B2 DE 1520510 B2 DE1520510 B2 DE 1520510B2 DE 19621520510 DE19621520510 DE 19621520510 DE 1520510 A DE1520510 A DE 1520510A DE 1520510 B2 DE1520510 B2 DE 1520510B2
Authority
DE
Germany
Prior art keywords
manufacturing
epsilon caprolactam
foamed poly
foamed
poly
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.)
Granted
Application number
DE19621520510
Other languages
English (en)
Other versions
DE1520510A1 (de
DE1520510C3 (de
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 filed Critical
Publication of DE1520510A1 publication Critical patent/DE1520510A1/de
Publication of DE1520510B2 publication Critical patent/DE1520510B2/de
Application granted granted Critical
Publication of DE1520510C3 publication Critical patent/DE1520510C3/de
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0014—Use of organic additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
    • C08J2377/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyamides (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
DE1520510A 1961-10-02 1962-10-02 Verfahren zur Herstellung von geschäumtem Poly-epsilon-caprolactam Expired DE1520510C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US142030A US3232892A (en) 1961-10-02 1961-10-02 Process for the preparation of foamed polycaprolactam

Publications (3)

Publication Number Publication Date
DE1520510A1 DE1520510A1 (de) 1969-11-27
DE1520510B2 true DE1520510B2 (de) 1973-06-28
DE1520510C3 DE1520510C3 (de) 1974-01-31

Family

ID=22498279

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1520510A Expired DE1520510C3 (de) 1961-10-02 1962-10-02 Verfahren zur Herstellung von geschäumtem Poly-epsilon-caprolactam

Country Status (3)

Country Link
US (1) US3232892A (de)
DE (1) DE1520510C3 (de)
FR (1) FR1326136A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3322696A (en) * 1964-05-06 1967-05-30 Du Pont Foamed polylactams
NL291947A (de) * 1962-04-25
US3345340A (en) * 1964-10-01 1967-10-03 Du Pont Polymerizing lactam to polylactam with a substituted phosphorane cocatalyst
US3376237A (en) * 1965-02-25 1968-04-02 Du Pont Foamed polylactam containing surfactant
DE1570555A1 (de) * 1965-03-26 1970-01-29 Bayer Ag Verfahren zur Herstellung von Polyamidschaeumen
US3442828A (en) * 1966-07-27 1969-05-06 Us Army Foamed resin process
GB1208782A (en) * 1967-06-09 1970-10-14 Ici Ltd Manufacture of foamed polyamides

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2884414A (en) * 1959-04-28 Composition and method of stabilizing
US2698845A (en) * 1955-01-04 Reaction products of lactams and cer-
US2268160A (en) * 1939-06-21 1941-12-30 Du Pont Spongy superpolymer
US2629698A (en) * 1948-11-26 1953-02-24 Westinghouse Electric Corp Cellular expanded thermoset resins
US2681321A (en) * 1950-02-27 1954-06-15 Basf Ag Production of porous materials from film-forming organic thermoplastic masses
US2653139A (en) * 1950-05-20 1953-09-22 Westinghouse Electric Corp In-place expanded cellular resinous bodies and processes for producing them from phenol-aldehyde resins with the aid of a peroxide
US2684341A (en) * 1951-02-03 1954-07-20 Gen Aniline & Film Corp Alpha-chloroacrylic acid ester polymer foam
NL83278C (de) * 1951-08-24
US2831820A (en) * 1953-04-13 1958-04-22 Honeywell Regulator Co Foamed epoxy resin composition and method of making
GB863859A (en) * 1956-07-23 1961-03-29 Monsanto Chemicals Polymerisation of lactams
US3017391A (en) * 1956-12-13 1962-01-16 Monsanto Chemicals Preparation of polycaprolactam using n-acyl activators
DE1052682B (de) * 1957-08-08 1959-03-12 Basf Ag Verfahren zur Herstellung von schaumfoermigen Polyamiden
NL109614C (de) * 1957-09-19
US3051665A (en) * 1960-02-02 1962-08-28 Pittsburgh Plate Glass Co Method of foaming an admixture of epoxy resin, a chlorofluorocarbon, and a curing catalyst

Also Published As

Publication number Publication date
US3232892A (en) 1966-02-01
DE1520510A1 (de) 1969-11-27
FR1326136A (fr) 1963-05-03
DE1520510C3 (de) 1974-01-31

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
EHJ Ceased/non-payment of the annual fee