CH576497A5 - - Google Patents

Info

Publication number
CH576497A5
CH576497A5 CH880872A CH880872A CH576497A5 CH 576497 A5 CH576497 A5 CH 576497A5 CH 880872 A CH880872 A CH 880872A CH 880872 A CH880872 A CH 880872A CH 576497 A5 CH576497 A5 CH 576497A5
Authority
CH
Switzerland
Application number
CH880872A
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of CH576497A5 publication Critical patent/CH576497A5/xx

Links

Classifications

    • 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
    • C08G73/1085—Polyimides with diamino moieties or tetracarboxylic segments containing heterocyclic moieties

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Laminated Bodies (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Adhesives Or Adhesive Processes (AREA)
CH880872A 1971-08-09 1972-06-13 CH576497A5 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17027471A 1971-08-09 1971-08-09

Publications (1)

Publication Number Publication Date
CH576497A5 true CH576497A5 (xx) 1976-06-15

Family

ID=22619256

Family Applications (1)

Application Number Title Priority Date Filing Date
CH880872A CH576497A5 (xx) 1971-08-09 1972-06-13

Country Status (5)

Country Link
US (1) US3730941A (xx)
JP (1) JPS502638B2 (xx)
AT (1) AT322215B (xx)
CH (1) CH576497A5 (xx)
DE (1) DE2223803A1 (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4749488A (en) * 1987-10-08 1988-06-07 E. I. Du Pont De Nemours And Company Multilayer reverse osmosis membrane in which one layer is poly-meta-phenylene tetrahydrofuran-2,3,4,5-tetracarboxamide
KR960008405A (ko) 1994-08-10 1996-03-22 알베르투스 빌헬무스·요아네스 째스트라텐 광경화가능한 탄성중합체 조성물로부터의 플렉서 인쇄판

Also Published As

Publication number Publication date
DE2223803A1 (de) 1973-02-22
JPS502638B2 (xx) 1975-01-28
AT322215B (de) 1975-05-12
US3730941A (en) 1973-05-01
JPS4826293A (xx) 1973-04-06

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Legal Events

Date Code Title Description
PL Patent ceased