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. 17, 1984
Filed:
May. 24, 1983
Applicant:
Inventors:
Wilhelm Elser, Griesheim, DE;
Manfred Munzer, Bensheim, DE;
Assignee:
Rohm GmbH Chemische Fabrik, Darmstadt, DE;
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C09D / ; C09D / ; C09D / ;
U.S. Cl.
CPC ...
524 35 ; 524 37 ; 524 39 ; 524 41 ; 524377 ; 524379 ; 524558 ; 524559 ;
Abstract
A printing ink or varnish having a binder comprising isopropylmethacrylate and hydrophilic comonomers, particularly unsaturated carboxylic acids, their hydroxyalkyl esters, or a mixture thereof; preferably in combination with cellulose esters such as nitrocellulose, as an additional binder. The ink or varnish also contains dissolved or undissolved dyes, as well as a lower alkyl alcohol solvent. The printing and coatings thus produced are characterized by hardness and a high sealing stability.