GB1407939A - Multicellular polymers - Google Patents

Multicellular polymers

Info

Publication number
GB1407939A
GB1407939A GB1816774A GB1816774A GB1407939A GB 1407939 A GB1407939 A GB 1407939A GB 1816774 A GB1816774 A GB 1816774A GB 1816774 A GB1816774 A GB 1816774A GB 1407939 A GB1407939 A GB 1407939A
Authority
GB
United Kingdom
Prior art keywords
added
polymers
multicellular
methane
bis
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
GB1816774A
Other languages
English (en)
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.)
Rhone Poulenc SA
Original Assignee
Rhone Poulenc SA
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 Rhone Poulenc SA filed Critical Rhone Poulenc SA
Publication of GB1407939A publication Critical patent/GB1407939A/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
    • C08J9/02—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by the reacting monomers or modifying agents during the preparation or modification of macromolecules
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/12—Unsaturated polyimide precursors
    • 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
    • C08J2379/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen, or carbon only, not provided for in groups C08J2361/00 - C08J2377/00
    • 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
    • C08J2379/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen, or carbon only, not provided for in groups C08J2361/00 - C08J2377/00
    • C08J2379/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
    • C08J2379/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
GB1816774A 1973-04-26 1974-04-25 Multicellular polymers Expired GB1407939A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7315175A FR2227287B1 (enExample) 1973-04-26 1973-04-26

Publications (1)

Publication Number Publication Date
GB1407939A true GB1407939A (en) 1975-10-01

Family

ID=9118527

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1816774A Expired GB1407939A (en) 1973-04-26 1974-04-25 Multicellular polymers

Country Status (17)

Country Link
US (1) US3875087A (enExample)
JP (1) JPS5013500A (enExample)
AU (1) AU6820474A (enExample)
BE (1) BE814189A (enExample)
BR (1) BR7403288D0 (enExample)
CA (1) CA1028099A (enExample)
CH (1) CH585773A5 (enExample)
DD (1) DD111393A5 (enExample)
DE (1) DE2420424A1 (enExample)
FR (1) FR2227287B1 (enExample)
GB (1) GB1407939A (enExample)
IL (1) IL44703A0 (enExample)
IT (1) IT1010145B (enExample)
LU (1) LU69936A1 (enExample)
NL (1) NL7405274A (enExample)
SU (1) SU502608A3 (enExample)
ZA (1) ZA742580B (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4001147A (en) * 1975-03-03 1977-01-04 The Dow Chemical Company Oxazoline and/or oxazine-modified polymers

Also Published As

Publication number Publication date
BR7403288D0 (pt) 1974-11-19
US3875087A (en) 1975-04-01
AU6820474A (en) 1975-10-23
JPS5013500A (enExample) 1975-02-12
CA1028099A (en) 1978-03-14
BE814189A (fr) 1974-10-25
NL7405274A (enExample) 1974-10-29
ZA742580B (en) 1975-04-30
FR2227287A1 (enExample) 1974-11-22
SU502608A3 (ru) 1976-02-05
FR2227287B1 (enExample) 1975-11-21
IT1010145B (it) 1977-01-10
LU69936A1 (enExample) 1974-11-21
CH585773A5 (enExample) 1977-03-15
DE2420424A1 (de) 1974-11-14
IL44703A0 (en) 1974-06-30
DD111393A5 (enExample) 1975-02-12

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee