DE1694435A1 - Verfahren zur Herstellung von zellhaltigen Massen - Google Patents

Verfahren zur Herstellung von zellhaltigen Massen

Info

Publication number
DE1694435A1
DE1694435A1 DE19661694435 DE1694435A DE1694435A1 DE 1694435 A1 DE1694435 A1 DE 1694435A1 DE 19661694435 DE19661694435 DE 19661694435 DE 1694435 A DE1694435 A DE 1694435A DE 1694435 A1 DE1694435 A1 DE 1694435A1
Authority
DE
Germany
Prior art keywords
acid
mixture
urea
parts
organic acid
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
DE19661694435
Other languages
German (de)
English (en)
Inventor
Darrall Robert Alfred
Geoffrey Allen
Manchester Blackley
Victor Bryan
Sharma Vijay Ratna
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 DE1694435A1 publication Critical patent/DE1694435A1/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
    • C08J9/10—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
    • C08J9/107—Nitroso compounds
    • 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
    • Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S521/909—Blowing-agent moderator, e.g. kickers

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)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
DE19661694435 1965-09-10 1966-09-09 Verfahren zur Herstellung von zellhaltigen Massen Pending DE1694435A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB38687/65A GB1136623A (en) 1965-09-10 1965-09-10 Cellular compositions

Publications (1)

Publication Number Publication Date
DE1694435A1 true DE1694435A1 (de) 1971-07-29

Family

ID=10405062

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19661694435 Pending DE1694435A1 (de) 1965-09-10 1966-09-09 Verfahren zur Herstellung von zellhaltigen Massen

Country Status (4)

Country Link
US (1) US3519578A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1694435A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1136623A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL6612732A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4214054A (en) * 1977-10-21 1980-07-22 Asahi-Dow Limited Expanded olefin polymer
USRE31744E (en) * 1977-10-21 1984-11-20 Asahi-Dow Limited Expanded olefin polymer
US4546127A (en) * 1982-04-13 1985-10-08 Bridgestone Tire Co., Ltd. Low-resilience rubber compositions and foams
US4590123A (en) * 1982-04-13 1986-05-20 Bridgestone Tire Co., Ltd. Low-resilience rubber compositions and foams

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2634243A (en) * 1949-12-22 1953-04-07 Us Rubber Co Production of gas-expanded organic plastics
US2824076A (en) * 1953-12-21 1958-02-18 Du Pont Preparation of odor-free cellular polyvinylchloride with dinitrosopentamethylenetetramine
US2891017A (en) * 1955-08-26 1959-06-16 Rhein Chemie Rheinau Gmbh Manufacture of finely porous materials using nitrosamine as gas evolving agent
US3231525A (en) * 1962-08-21 1966-01-25 Allied Chem Process for preparing urea-formaldehyde foams and reducing the formaldehyde odor from said foam
US3306861A (en) * 1962-09-10 1967-02-28 Allied Chem Process for producing ureaformaldehyde foams

Also Published As

Publication number Publication date
US3519578A (en) 1970-07-07
GB1136623A (en) 1968-12-11
NL6612732A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1967-03-13

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