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:
Feb. 01, 1983
Filed:
Nov. 16, 1981
Applicant:
Inventors:
Dietrich Hoffman, Roedersheim-Gronau, DE;
Wolfgang Sliwka, Weinheim, DE;
Assignee:
BASF Aktiengesellschaft, Rheinland-Pfalz, DE;
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
523208 ; 282 275 ; 252316 ; 523205 ; 523223 ; 524275 ; 524276 ; 524277 ; 524279 ; 524487 ; 524488 ; 524489 ;
Abstract
A microcapsule-containing wax composition, which comprises (a) microcapsules of from 2 to 10 .mu.m diameter, (b) waxes and (c) dispersants, with or without pigments, fillers, volatile constituents and other agents conventionally present in wax compositions for the hot carbon process. The wall material of the microcapsules is a cross-linked urea-melamine condensate. The wax compositions may be applied over all or part of the surface of a base material, and give deeply colored copies with color-forming (CF) layers.