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:
Jul. 01, 1980
Filed:
Mar. 19, 1979
Valentina G Sysjuk, Lvov, SU;
Eduard T Lazarenko, Lvov, SU;
Yaroslav A Ovdienko, Lvov, SU;
Vladislav V Bernatsek, Lvov, SU;
Vladislav F Jurin, Lysiva Permskoi oblasti, SU;
Anatoly F Nikolaev, Leningrad, SU;
Other;
Abstract
An adhesive antihalation composition for making metal-backed photopolymeric printing forms, according to the invention, consists of an adhesive comprising a product of copolymerization of diphenylol-propane epoxy resin with a molecular weight from 360 to 3000 and phenol-formaldehyde novolac resin with a molecular weight from 400 to 1000 in a weight ratio of 1:1 in the product, an antihalation component - iron oxide or chromium oxide, a solvent - a mixture of ethanol and acetone, the above components being used in the composition in the following proportions (in % by weight):