BE814245A - Polymeres expansibles dans le gaz avec des hydrazodicarboxylates - Google Patents

Polymeres expansibles dans le gaz avec des hydrazodicarboxylates

Info

Publication number
BE814245A
BE814245A BE143665A BE143665A BE814245A BE 814245 A BE814245 A BE 814245A BE 143665 A BE143665 A BE 143665A BE 143665 A BE143665 A BE 143665A BE 814245 A BE814245 A BE 814245A
Authority
BE
Belgium
Prior art keywords
hydrazodicarboxylates
expandable polymers
gas expandable
gas
polymers
Prior art date
Application number
BE143665A
Other languages
English (en)
French (fr)
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 BE814245A publication Critical patent/BE814245A/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
    • C08J9/06—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
    • 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
    • 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
    • C08J9/104—Hydrazines; Hydrazides; Semicarbazides; Semicarbazones; Hydrazones; Derivatives thereof

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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE143665A 1973-04-26 1974-04-26 Polymeres expansibles dans le gaz avec des hydrazodicarboxylates BE814245A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US35481873A 1973-04-26 1973-04-26
US457036A US3888801A (en) 1973-04-26 1974-04-01 Gas-expanding polymers using hydrazodicarboxylates

Publications (1)

Publication Number Publication Date
BE814245A true BE814245A (fr) 1974-10-28

Family

ID=26998563

Family Applications (1)

Application Number Title Priority Date Filing Date
BE143665A BE814245A (fr) 1973-04-26 1974-04-26 Polymeres expansibles dans le gaz avec des hydrazodicarboxylates

Country Status (9)

Country Link
US (1) US3888801A (nl)
AR (1) AR203200A1 (nl)
BE (1) BE814245A (nl)
CA (1) CA1021100A (nl)
DE (1) DE2420384C2 (nl)
FR (1) FR2227296B1 (nl)
GB (1) GB1472470A (nl)
IT (1) IT1020589B (nl)
NL (1) NL185410C (nl)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4334030A (en) * 1979-11-23 1982-06-08 General Electric Company Thermoplastic foamable blends
US4259453A (en) * 1980-06-04 1981-03-31 Uniroyal, Inc. Activation of blowing agents
US4331619A (en) * 1980-12-08 1982-05-25 Allied Corporation Ethylene-chlorotrifluoroethylene copolymer foam
US4615850A (en) * 1984-07-16 1986-10-07 Pennwalt Corporation Foamable polyvinylidene fluoride and methods
CA1253648A (en) * 1985-09-09 1989-05-02 Roger J. White Foamable molding compositions
US4737523A (en) * 1985-09-09 1988-04-12 Mobay Corporation Foamable molding compositions
US4751250A (en) * 1986-05-14 1988-06-14 Mobay Corporation Process for foaming thermoplastic
US4837243A (en) * 1988-11-15 1989-06-06 Mobay Corporation Foamable molding compositions
US4851453A (en) * 1988-11-15 1989-07-25 Mobay Corporation Foamable molding compositions
US9353523B2 (en) 2012-09-27 2016-05-31 Max Life, LLC Insulated wall panel
CN113004174A (zh) * 2019-12-19 2021-06-22 帝斯曼知识产权资产管理有限公司 2-(烷基氨基甲酰基)肼-1-羧酸烷基酯或其相应的尿唑盐的制备

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3111496A (en) * 1960-11-14 1963-11-19 Us Rubber Co High temperature blowing of rubber and plastics with alkali metal azodicarboxylate
US3347845A (en) * 1963-08-01 1967-10-17 Wallace & Tiernan Inc Shock stable azodiformate esters
US3554937A (en) * 1967-07-08 1971-01-12 Basf Ag Production of expanded polyamides

Also Published As

Publication number Publication date
GB1472470A (en) 1977-05-04
DE2420384A1 (de) 1974-11-14
DE2420384C2 (de) 1983-01-20
FR2227296B1 (nl) 1978-01-20
NL185410C (nl) 1990-04-02
FR2227296A1 (nl) 1974-11-22
NL7405617A (nl) 1974-10-29
CA1021100A (en) 1977-11-15
AR203200A1 (es) 1975-08-22
NL185410B (nl) 1989-11-01
US3888801A (en) 1975-06-10
IT1020589B (it) 1977-12-30

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: UNIROYAL CHEMICAL CY INC.

Effective date: 19920430