DE2118592A1 - Verfahren zur Herstellung von Schaumstoffen aus Polyamiden - Google Patents

Verfahren zur Herstellung von Schaumstoffen aus Polyamiden

Info

Publication number
DE2118592A1
DE2118592A1 DE19712118592 DE2118592A DE2118592A1 DE 2118592 A1 DE2118592 A1 DE 2118592A1 DE 19712118592 DE19712118592 DE 19712118592 DE 2118592 A DE2118592 A DE 2118592A DE 2118592 A1 DE2118592 A1 DE 2118592A1
Authority
DE
Germany
Prior art keywords
acid
polyamide
carboxylic acid
salt
phosphorus
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.)
Pending
Application number
DE19712118592
Other languages
German (de)
English (en)
Inventor
Raymond Frederick; Smith Eric; Manchester Lancashire Moore (Großbritannien)
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Publication of DE2118592A1 publication Critical patent/DE2118592A1/de
Pending 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • B29C44/0461—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities by having different chemical compositions in different places, e.g. having different concentrations of foaming agent, feeding one composition after the other
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/14—Plastic and nonmetallic article shaping or treating: processes forming integral skin on a foamed product
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/61—Processes of molding polyamide

Landscapes

  • Chemical & Material Sciences (AREA)
  • General 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)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DE19712118592 1970-04-17 1971-04-16 Verfahren zur Herstellung von Schaumstoffen aus Polyamiden Pending DE2118592A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1847570 1970-04-17

Publications (1)

Publication Number Publication Date
DE2118592A1 true DE2118592A1 (de) 1971-10-28

Family

ID=10113074

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712118592 Pending DE2118592A1 (de) 1970-04-17 1971-04-16 Verfahren zur Herstellung von Schaumstoffen aus Polyamiden

Country Status (7)

Country Link
US (1) US3654196A (OSRAM)
JP (1) JPS5134425B1 (OSRAM)
BE (1) BE765447A (OSRAM)
DE (1) DE2118592A1 (OSRAM)
FR (1) FR2086152B1 (OSRAM)
GB (1) GB1320163A (OSRAM)
NL (1) NL7104872A (OSRAM)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5037862A (OSRAM) * 1973-08-08 1975-04-08
JPS5745779B2 (OSRAM) * 1973-08-17 1982-09-29
JPS5745780B2 (OSRAM) * 1973-08-17 1982-09-29
US4695596A (en) * 1986-08-28 1987-09-22 Olin Corporation Stable, low viscosity polymer/polyisocyanate dispersion
GB201308559D0 (en) * 2013-05-13 2013-06-19 Colorant Chromatics Ag Thermoplastic Polymers
GB201308573D0 (en) * 2013-05-13 2013-06-19 Colorant Chromatics Ag Thermoplastic polymers

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1138083A (en) * 1966-05-04 1968-12-27 Ici Ltd Polyamide foams
GB1208782A (en) * 1967-06-09 1970-10-14 Ici Ltd Manufacture of foamed polyamides

Also Published As

Publication number Publication date
NL7104872A (OSRAM) 1971-10-19
BE765447A (fr) 1971-10-07
US3654196A (en) 1972-04-04
FR2086152A1 (OSRAM) 1971-12-31
FR2086152B1 (OSRAM) 1975-01-17
GB1320163A (en) 1973-06-13
JPS5134425B1 (OSRAM) 1976-09-27

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