BS 2782-4 Method 432B:1976

Withdrawn

View Superseded by

Methods of testing plastics. Chemical properties Determination of the acid value of unsaturated polyester resins

Available format(s)

Hardcopy , PDF

Withdrawn date

04-15-1997

Language(s)

English

Published date

10-29-1976

Publisher

British Standards Institution

NO CONTENTS SECTION

Gives a method of determining the acid value of unsaturated polyester resins. In some cases, notably when free anhydrides are present, a somewhat lower than theoretical acid value is found, due to the formation of acid esters which precipitate and are, therefore, not determined.

Committee	PRI/21
DevelopmentNote	REPLACES METHOD 407B OF BS2782: 1970
DocumentType	Standard
Pages	4
PublisherName	British Standards Institution
Status	Withdrawn
SupersededBy	BS EN ISO 2114:2000 BS EN ISO 2114:1997
Supersedes	BS 2782:1970

BS 5664-2.1(1979) : 1979	SOLVENTLESS POLYMERISABLE RESINOUS COMPOUNDS USED FOR ELECTRICAL INSULATION - METHODS OF TEST
BS 2782-4 Method 432C:1978	Methods of testing plastics. Chemical properties Determination of hydroxyl value of unsaturated polyester resins