FR2139160B1 - - Google Patents

Info

Publication number
FR2139160B1
FR2139160B1 FR727218970A FR7218970A FR2139160B1 FR 2139160 B1 FR2139160 B1 FR 2139160B1 FR 727218970 A FR727218970 A FR 727218970A FR 7218970 A FR7218970 A FR 7218970A FR 2139160 B1 FR2139160 B1 FR 2139160B1
Authority
FR
France
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
FR727218970A
Other languages
French (fr)
Other versions
FR2139160A1 (OSRAM
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 AG
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
Publication of FR2139160A1 publication Critical patent/FR2139160A1/fr
Application granted granted Critical
Publication of FR2139160B1 publication Critical patent/FR2139160B1/fr
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
    • 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)
  • 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR727218970A 1971-05-26 1972-05-26 Expired FR2139160B1 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712126145 DE2126145A1 (de) 1971-05-26 1971-05-26 Treibmittel

Publications (2)

Publication Number Publication Date
FR2139160A1 FR2139160A1 (OSRAM) 1973-01-05
FR2139160B1 true FR2139160B1 (OSRAM) 1973-07-13

Family

ID=5808992

Family Applications (1)

Application Number Title Priority Date Filing Date
FR727218970A Expired FR2139160B1 (OSRAM) 1971-05-26 1972-05-26

Country Status (10)

Country Link
US (1) US3781233A (OSRAM)
AU (1) AU458032B2 (OSRAM)
BE (1) BE783868A (OSRAM)
CA (1) CA997900A (OSRAM)
DE (1) DE2126145A1 (OSRAM)
ES (1) ES403166A1 (OSRAM)
FR (1) FR2139160B1 (OSRAM)
GB (1) GB1388188A (OSRAM)
IT (1) IT958028B (OSRAM)
NL (1) NL7207059A (OSRAM)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4097425A (en) * 1975-08-28 1978-06-27 General Electric Company Thermoplastic formable blends, a foaming method and products made thereby
US4174432A (en) * 1976-03-22 1979-11-13 General Electric Company Flame retardant rigid thermoplastic foams
US4343912A (en) * 1978-07-03 1982-08-10 Mobay Chemical Corporation Novel method for reducing the processing temperature of thermoplastic polymers and novel blowing agent concentrates produced thereby
EP0007437B1 (de) * 1978-07-03 1982-06-23 Mobay Chemical Corporation Verfahren zur Herstellung eines Treibmittelkonzentrates
US4500653A (en) * 1983-09-14 1985-02-19 Mobay Chemical Corporation Blowing agents for thermoplastic compositions
US4587272A (en) * 1984-10-01 1986-05-06 General Electric Company Foamable polycarbonate compositions, articles and methods
US4683247A (en) * 1984-12-28 1987-07-28 General Electric Company Foamable thermoplastic compositions, foamed articles and foaming method based on pre-compounded nucleating agent-resin concentrate
US4695594A (en) * 1986-08-27 1987-09-22 General Electric Company Modified flame retardant polyphenylene ether resins having improved foamability and molded articles made therefrom
US4791145A (en) * 1986-08-27 1988-12-13 General Electric Company Modified flame retardant polyphenylene ether resins having improved foamability and molded articles made therefrom
US4728675A (en) * 1986-08-27 1988-03-01 General Electric Company Modified flame retardant polyphenylene ether resins having improved foamability and molded articles made therefrom
US4728674A (en) * 1986-11-03 1988-03-01 General Electric Company Modified polyphenylene ether resins having improved foamability and methods of making the same
US4684669A (en) * 1986-11-03 1987-08-04 General Electric Company Modified polyphenylene ether resins having improved foamability and methods of making the same

Also Published As

Publication number Publication date
ES403166A1 (es) 1975-05-01
BE783868A (fr) 1972-11-24
AU458032B2 (en) 1975-02-13
NL7207059A (OSRAM) 1972-11-28
AU4251772A (en) 1973-11-22
CA997900A (en) 1976-09-28
DE2126145A1 (de) 1972-12-07
GB1388188A (en) 1975-03-26
US3781233A (en) 1973-12-25
FR2139160A1 (OSRAM) 1973-01-05
IT958028B (it) 1973-10-20

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Legal Events

Date Code Title Description
ST Notification of lapse