BE663494A - - Google Patents

Info

Publication number
BE663494A
BE663494A BE663494DA BE663494A BE 663494 A BE663494 A BE 663494A BE 663494D A BE663494D A BE 663494DA BE 663494 A BE663494 A BE 663494A
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.)
Filing date
Publication date
Application filed filed Critical
Publication of BE663494A publication Critical patent/BE663494A/xx

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
    • C08J9/12—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 by a physical blowing agent
    • C08J9/14—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 by a physical blowing agent organic
    • 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
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
    • C08G69/14—Lactams
    • C08G69/16—Preparatory processes
    • C08G69/18—Anionic polymerisation
    • 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
    • C08J9/06—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 by a chemical blowing agent
    • C08J9/10—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 by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
    • C08J9/106—Azides
    • 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)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Polyamides (AREA)
BE663494D 1964-05-06 1965-05-05 BE663494A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US365497A US3322696A (en) 1964-05-06 1964-05-06 Foamed polylactams

Publications (1)

Publication Number Publication Date
BE663494A true BE663494A (xx) 1965-09-01

Family

ID=23439138

Family Applications (1)

Application Number Title Priority Date Filing Date
BE663494D BE663494A (xx) 1964-05-06 1965-05-05

Country Status (3)

Country Link
US (1) US3322696A (xx)
BE (1) BE663494A (xx)
DE (1) DE1595131A1 (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3440668A (en) * 1964-09-11 1969-04-29 Basf Ag Artificial limbs of expanded polyamides
US3376237A (en) * 1965-02-25 1968-04-02 Du Pont Foamed polylactam containing surfactant
US3444142A (en) * 1965-05-19 1969-05-13 Allied Chem Anionic polymerization of lactams with (p-substituted phenylthio)-s-triazine as promoter
US3417178A (en) * 1966-02-10 1968-12-17 Allied Chem Casting process for forming a solid polylactam article
US3449269A (en) * 1966-06-29 1969-06-10 Du Pont Formate and formamide blowing agents for polylactams
GB1208782A (en) * 1967-06-09 1970-10-14 Ici Ltd Manufacture of foamed polyamides
US3920593A (en) * 1970-01-21 1975-11-18 Stamicarbon Process for the preparation of polyamide foam plastics
US4022719A (en) * 1971-11-13 1977-05-10 Bridgestone Tire Company Limited Process for producing polyamide foam
US4028287A (en) * 1972-04-27 1977-06-07 Bridgestone Tire Company Limited Process for continuous preparation of a foam polyamide

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2268160A (en) * 1939-06-21 1941-12-30 Du Pont Spongy superpolymer
US3232892A (en) * 1961-10-02 1966-02-01 Du Pont Process for the preparation of foamed polycaprolactam
US3236789A (en) * 1962-02-06 1966-02-22 Du Pont Process for making foamed polycaprolactam

Also Published As

Publication number Publication date
DE1595131A1 (de) 1970-09-24
US3322696A (en) 1967-05-30

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