IT948153B - Procedimento per produrre espansi poliammidici in apparecchi di stampaggio ad iniezione - Google Patents

Procedimento per produrre espansi poliammidici in apparecchi di stampaggio ad iniezione

Info

Publication number
IT948153B
IT948153B IT4761772A IT4761772A IT948153B IT 948153 B IT948153 B IT 948153B IT 4761772 A IT4761772 A IT 4761772A IT 4761772 A IT4761772 A IT 4761772A IT 948153 B IT948153 B IT 948153B
Authority
IT
Italy
Prior art keywords
procedure
injection molding
molding equipment
producing polyamide
polyamide foams
Prior art date
Application number
IT4761772A
Other languages
English (en)
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of IT948153B publication Critical patent/IT948153B/it

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
    • C08J9/06—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
    • C08J9/08—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 carbon dioxide
    • 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
    • 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)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Polyamides (AREA)
IT4761772A 1971-01-12 1972-01-10 Procedimento per produrre espansi poliammidici in apparecchi di stampaggio ad iniezione IT948153B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712101153 DE2101153A1 (de) 1971-01-12 1971-01-12 Herstellung von Formteilen aus Polyamidschaumstoff durch aktivierte anionische Polymerisation von Lactamen in Spritzgußmaschinen

Publications (1)

Publication Number Publication Date
IT948153B true IT948153B (it) 1973-05-30

Family

ID=5795634

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4761772A IT948153B (it) 1971-01-12 1972-01-10 Procedimento per produrre espansi poliammidici in apparecchi di stampaggio ad iniezione

Country Status (4)

Country Link
DE (1) DE2101153A1 (it)
GB (1) GB1363562A (it)
IT (1) IT948153B (it)
NL (1) NL7200338A (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2474945A1 (fr) * 1980-02-04 1981-08-07 Rhone Poulenc Ind Procede d'obtention d'objets conformes en polyamide allege
JPS5959427A (ja) * 1982-09-30 1984-04-05 Ube Ind Ltd 反応射出成形方法
CZ303182B6 (cs) * 2010-08-06 2012-05-16 Kubánek@Vladimír Zpusob prípravy modifikovaného synthetického vláknitého materiálu

Also Published As

Publication number Publication date
NL7200338A (it) 1972-07-14
GB1363562A (en) 1974-08-14
DE2101153A1 (de) 1972-08-03

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