DE3470318D1 - Blowing agents for thermoplastic compositions - Google Patents

Blowing agents for thermoplastic compositions

Info

Publication number
DE3470318D1
DE3470318D1 DE8484110478T DE3470318T DE3470318D1 DE 3470318 D1 DE3470318 D1 DE 3470318D1 DE 8484110478 T DE8484110478 T DE 8484110478T DE 3470318 T DE3470318 T DE 3470318T DE 3470318 D1 DE3470318 D1 DE 3470318D1
Authority
DE
Germany
Prior art keywords
blowing agents
thermoplastic compositions
thermoplastic
compositions
blowing
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
DE8484110478T
Other languages
German (de)
English (en)
Inventor
Manfred Dr Schmidt
Mark W Witman
Gerard E Reinert
In Choom Lim
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.)
Bayer Corp
Original Assignee
Mobay Corp
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 Mobay Corp filed Critical Mobay Corp
Application granted granted Critical
Publication of DE3470318D1 publication Critical patent/DE3470318D1/de
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D271/00—Heterocyclic compounds containing five-membered rings having two nitrogen atoms and one oxygen atom as the only ring hetero atoms
    • C07D271/02—Heterocyclic compounds containing five-membered rings having two nitrogen atoms and one oxygen atom as the only ring hetero atoms not condensed with other rings
    • C07D271/10—1,3,4-Oxadiazoles; Hydrogenated 1,3,4-oxadiazoles
    • C07D271/113—1,3,4-Oxadiazoles; Hydrogenated 1,3,4-oxadiazoles with oxygen, sulfur or nitrogen atoms, directly attached to ring carbon atoms, the nitrogen atoms not forming part of a nitro radical
    • 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
    • C08J9/108—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 in a heterocyclic ring containing at least one carbon atom

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (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)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
DE8484110478T 1983-09-14 1984-09-04 Blowing agents for thermoplastic compositions Expired DE3470318D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/531,982 US4500653A (en) 1983-09-14 1983-09-14 Blowing agents for thermoplastic compositions

Publications (1)

Publication Number Publication Date
DE3470318D1 true DE3470318D1 (en) 1988-05-11

Family

ID=24119901

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484110478T Expired DE3470318D1 (en) 1983-09-14 1984-09-04 Blowing agents for thermoplastic compositions

Country Status (5)

Country Link
US (1) US4500653A (enExample)
EP (1) EP0141144B1 (enExample)
JP (1) JPS6086131A (enExample)
CA (1) CA1218200A (enExample)
DE (1) DE3470318D1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3323283A1 (de) * 1983-06-28 1985-01-10 Bayer Ag, 5090 Leverkusen Herstellung von 2-aryl-4-acyl-1,3,4-oxdiazolonen
DE3405418A1 (de) * 1984-02-15 1985-08-22 Bayer Ag, 5090 Leverkusen Verfahren zum verschaeumen von thermoplastischen aromatischen polycarbonaten
US5854294A (en) * 1996-01-19 1998-12-29 Jsp Corporation Process for producing foamed body of polycarbonate resin and foamed body obtained thereby
CN110225911B (zh) * 2016-11-28 2022-04-05 豪夫迈·罗氏有限公司 噁二唑酮瞬时受体电位通道抑制剂

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2103198A1 (de) * 1971-01-23 1972-07-27 Bayer Treibmittel
DE2126145A1 (de) * 1971-05-26 1972-12-07 Bayer Treibmittel
US4007165A (en) * 1971-06-01 1977-02-08 Pennwalt Corporation Unsymmetrical tertiary-aliphatic azoalkanes
US4263409A (en) * 1974-08-02 1981-04-21 General Electric Company Process for the production of a foamed thermoplastic composition
GB1562616A (en) * 1975-08-28 1980-03-12 Gen Electric Thermoplastic blends
US4097425A (en) * 1975-08-28 1978-06-27 General Electric Company Thermoplastic formable blends, a foaming method and products made thereby
EP0007499B1 (de) * 1978-07-21 1982-11-10 Ciba-Geigy Ag Verfahren zum Verschäumen von Kunststoffen und die nach diesem Verfahren geschäumten Kunststoffe
DE2833470A1 (de) * 1978-07-29 1980-02-07 Hoechst Ag 1,3,4-oxadiazolon(2)-verbindungen und verfahren zu deren herstellung
US4334030A (en) * 1979-11-23 1982-06-08 General Electric Company Thermoplastic foamable blends
US4406846A (en) * 1982-11-30 1983-09-27 Standard Oil Company (Indiana) Foamed thermoplastic resin comprising poly(p-methylenebenzoate)
DE3323283A1 (de) * 1983-06-28 1985-01-10 Bayer Ag, 5090 Leverkusen Herstellung von 2-aryl-4-acyl-1,3,4-oxdiazolonen

Also Published As

Publication number Publication date
EP0141144A2 (en) 1985-05-15
JPH0315935B2 (enExample) 1991-03-04
JPS6086131A (ja) 1985-05-15
US4500653A (en) 1985-02-19
CA1218200A (en) 1987-02-17
EP0141144A3 (en) 1985-08-28
EP0141144B1 (en) 1988-04-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee