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:
Dec. 19, 1978
Filed:
Mar. 12, 1976
Applicant:
Inventors:
Pierre Canard, Versailles, FR;
Albert Levy, Orly, FR;
Assignee:
Rhone Poulenc Industries, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D21H / ;
U.S. Cl.
CPC ...
428511 ; 260 / ; 260 / ;
Abstract
A coated paper for offset printing in which the paper is coated with an aqueous latex containing particles of a diameter within the range of 0.20 to 0.30 microns of a copolymer of butadiene styrene and unsaturated carboxylic acid having a composition consisting essentially of 35-40% by weight butadiene, 50-63% by weight styrene and 2-10% by weight of at least one unsaturated carboxylic ethylenic acid.