BE727741A - - Google Patents

Info

Publication number
BE727741A
BE727741A BE727741DA BE727741A BE 727741 A BE727741 A BE 727741A BE 727741D A BE727741D A BE 727741DA BE 727741 A BE727741 A BE 727741A
Authority
BE
Belgium
Application number
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
Priority claimed from DE19681720346 external-priority patent/DE1720346A1/de
Application filed filed Critical
Publication of BE727741A publication Critical patent/BE727741A/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
    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/38—Low-molecular-weight compounds having heteroatoms other than oxygen
    • C08G18/3819—Low-molecular-weight compounds having heteroatoms other than oxygen having nitrogen
    • C08G18/3821—Carboxylic acids; Esters thereof with monohydroxyl compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
BE727741D 1968-01-31 1969-01-31 BE727741A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19681720346 DE1720346A1 (de) 1968-01-31 1968-01-31 Verfahren zur Herstellung aromatischer Polyiminoimide
US77129268A 1968-10-28 1968-10-28

Publications (1)

Publication Number Publication Date
BE727741A true BE727741A (zh) 1969-07-31

Family

ID=25754831

Family Applications (1)

Application Number Title Priority Date Filing Date
BE727741D BE727741A (zh) 1968-01-31 1969-01-31

Country Status (4)

Country Link
BE (1) BE727741A (zh)
CH (1) CH509364A (zh)
FR (1) FR2001022A1 (zh)
GB (1) GB1259641A (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8926525D0 (en) * 1989-11-23 1990-01-10 Ici Plc Polymers

Also Published As

Publication number Publication date
FR2001022A1 (zh) 1969-09-19
GB1259641A (zh) 1972-01-05
CH509364A (de) 1971-06-30

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