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:
Mar. 30, 1976
Filed:
May. 16, 1974
Applicant:
Inventors:
Frank Wingler, Leverkusen, DT;
Richard Muller, Bergisch Neukirchen, DT;
Dieter Pollheide, Leichlingen, DT;
Assignee:
Bayer Aktiengesellschaft, , DT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
260901 ; 260 / ; 260 / ; 260 / ; 260 233 ; 260 / ; 260 4221 ; 260 / ; 260 8073 ; 260823 ; 260836 ; 260851 ; 260856 ; 2608 / ; 2608 / ; 260873 ; 260896 ; 260899 ; 427 27 ; 427189 ;
Abstract
Copolymers of (meth)acrylates and .alpha.,.beta.-monoolefinically unsaturated carboxylic acid having 3 to 5 carbon atoms are used as additives for improving levelling, glass and reactivity in powder lacquers. Said powder lacquers contain polymerized units of at least 35% by weight of styrene and (meth)acrylate and 5 to 30% by weight of at least one monomer containing a hydroxyl, carboxyl, glycidyl, N-methylol or N-methylol ether group. The powder lacquer mixture contains 0.1 to 5% by weight of the additive.