CA1133701A - Blowing agent combination based on azodicarbonamide, the production thereof and use for the production of porous synthetic articles - Google Patents

Blowing agent combination based on azodicarbonamide, the production thereof and use for the production of porous synthetic articles

Info

Publication number
CA1133701A
CA1133701A CA351,472A CA351472A CA1133701A CA 1133701 A CA1133701 A CA 1133701A CA 351472 A CA351472 A CA 351472A CA 1133701 A CA1133701 A CA 1133701A
Authority
CA
Canada
Prior art keywords
radical
blowing agent
azodicarbonamide
production
weight
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
CA351,472A
Other languages
English (en)
French (fr)
Inventor
Ernst Roos
Werner Jeblick
Helmut Hurnik
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
Application granted granted Critical
Publication of CA1133701A publication Critical patent/CA1133701A/en
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
    • C08J9/102—Azo-compounds
    • C08J9/103—Azodicarbonamide
    • 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
    • Y10S264/05—Use of one or more blowing agents together

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)
  • Vending Machines For Individual Products (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Fats And Perfumes (AREA)
  • Cosmetics (AREA)
CA351,472A 1979-05-11 1980-05-08 Blowing agent combination based on azodicarbonamide, the production thereof and use for the production of porous synthetic articles Expired CA1133701A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19792918964 DE2918964A1 (de) 1979-05-11 1979-05-11 Treibmittelkombination auf basis azodicarbonamid, deren herstellung und verwendung zur herstellung von poroesen kunststoffartikeln
DEP2918964.8 1979-05-11

Publications (1)

Publication Number Publication Date
CA1133701A true CA1133701A (en) 1982-10-19

Family

ID=6070460

Family Applications (1)

Application Number Title Priority Date Filing Date
CA351,472A Expired CA1133701A (en) 1979-05-11 1980-05-08 Blowing agent combination based on azodicarbonamide, the production thereof and use for the production of porous synthetic articles

Country Status (7)

Country Link
US (1) US4263165A (cg-RX-API-DMAC7.html)
EP (1) EP0019146B1 (cg-RX-API-DMAC7.html)
JP (1) JPS55151035A (cg-RX-API-DMAC7.html)
AT (1) ATE1244T1 (cg-RX-API-DMAC7.html)
CA (1) CA1133701A (cg-RX-API-DMAC7.html)
DE (2) DE2918964A1 (cg-RX-API-DMAC7.html)
ES (1) ES8101097A1 (cg-RX-API-DMAC7.html)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56125437A (en) * 1980-03-10 1981-10-01 Asahi Chem Ind Co Ltd Foaming synthetic resin composition
DE3170983D1 (en) * 1980-03-21 1985-07-25 Fbc Ltd Chemical blowing agent composition, its composition and use
US4588754A (en) * 1984-01-04 1986-05-13 General Electric Company Low modulus structural foam
GB2217868A (en) * 1988-04-06 1989-11-01 Synthetic Technology Limited Fibre optic cables
JPH02284780A (ja) * 1989-04-27 1990-11-22 Amada Co Ltd レーザ加工に於けるピアス成形方法及びレーザビームノズル装置
IL125278A (en) * 1998-03-19 2001-08-26 Otsuka Chemical Co Ltd Blowing agent powder and process for producing
JP4349341B2 (ja) * 2005-08-05 2009-10-21 ソニー株式会社 情報入力表示装置、および情報処理方法、並びにコンピュータ・プログラム
US20240327589A1 (en) 2021-01-27 2024-10-03 Zephyros, Inc. Low Odor Heat-Expandable Materials

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3340209A (en) * 1964-12-31 1967-09-05 Nat Polychemicals Inc Activated azodicarbonamide
IT949642B (it) * 1971-01-18 1973-06-11 Bayer Ag Additivi per agenti porofori e miscele di gomma e di plastica che li contengono

Also Published As

Publication number Publication date
ATE1244T1 (de) 1982-07-15
DE3060578D1 (en) 1982-08-12
ES491343A0 (es) 1980-12-01
JPS6219771B2 (cg-RX-API-DMAC7.html) 1987-05-01
EP0019146B1 (de) 1982-06-23
DE2918964A1 (de) 1980-11-20
ES8101097A1 (es) 1980-12-01
EP0019146A1 (de) 1980-11-26
JPS55151035A (en) 1980-11-25
US4263165A (en) 1981-04-21

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Legal Events

Date Code Title Description
MKEX Expiry