The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 12, 1977
Filed:
May. 20, 1975
Applicant:
Inventors:
Arthur Henri De Cat, Mortsel, BE;
Valere Frans Danckaert, Boechout, BE;
Francis Jeanne Sels, Vremde, BE;
Robert Joseph Pollet, Vremde, BE;
Assignee:
AGFA-GEVAERT N.V., Mortsel, BE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09H / ;
U.S. Cl.
CPC ...
260117 ; 96111 ; 2601 / ;
Abstract
Proteinaceous materials, especially gelatin, are hardened by incorporating therein at least one bis-epoxy compound corresponding to one of the formula: ##STR1## wherein: X represents a 1,4-piperazinylene group or a monomethyl or dimethyl-substituted 1,4-piperazinylene group, or represents a 1,2-pyrazolidinylene group,