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:
Jan. 15, 1991
Filed:
Jul. 29, 1983
Applicant:
Inventors:
Alan Butters, Suffolk, GB;
Roger N Barker, Essex, GB;
Assignee:
Imperial Chemical Industries, plc, London, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; G03C / ; B41N / ;
U.S. Cl.
CPC ...
428336 ; 428483 ; 428518 ; 430272 ; 430306 ; 430930 ; 101395 ; 1014011 ;
Abstract
An assembly for use in the production of a relief printing plate comprises a polymeric substrate, a primer layer and a resin layer thereon, the resin layer being at least 2 microns thick and comprising a low molecular weight copolymer of vinyl chloride and vinyl acetate, optionally with a termonomer, particularly a hydroxyl-containing termonomer. The primer layer may contain a vinyl chloride-vinyl acetate copolymer, and the substrate may be a polyester, particularly a polyethylene terephthalate film.