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:
Sep. 01, 1981
Filed:
Aug. 10, 1979
Ottfried Schlak, Leverkusen, DE;
Hans-Heinrich Moretto, Cologne, DE;
Werner Clarenz, Leverkusen, DE;
Bernd Peltzer, Krefeld, DE;
Willi Burgmer, Berg. Gladbach, DE;
Bayer Aktiengesellschaft, Leverkusen, DE;
Abstract
The instant invention relates to an aqueous silicone polyester resin system having a silicone content of at least 30% by weight, based on the solid binder, comprising a polyester resin having an acid number of from 50 to 170; a silicone precondensate with SiOH or SiOR-functionality; or a silicone-polyester-combination resin; having from 0 to 80% by weight, based on the solid binder, of an organic solvent; from 0 to 10% by weight, based on the solid binder, of an emulsion or dispersion auxiliary; a nitrogen base; and optionally at least one pigment or filler. The invention relates also to the production of the silicone polyester-resin system and to the use of the resin in aqueous lacquer materials.