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:
Jan. 13, 1998
Filed:
Oct. 11, 1996
Applicant:
Inventors:
Albert Bender, Mainz, DE;
Astrid Giencke, Hofheim, DE;
Assignee:
Vianova Resins GmbH, Mainz-Kastel, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D / ; C09D / ; C08G / ;
U.S. Cl.
CPC ...
525 5442 ; 525 5444 ; 528 40 ; 106 / ; 106 / ; 106218 ; 106219 ; 106228 ; 106241 ; 106500 ;
Abstract
Modified natural-resin acid esters comprising units of compounds of each of the groups A) natural resins and natural-resin acids, B) aldehydes and aldehyde acetals, C) alcohols having at least two hydroxyl groups, D) metal salts and, if desired, of compounds of one or more of the groups E) .alpha.,.beta.-ethylenically unsaturated carboxylic acids and their anhydrides, F) fatty acids and fatty acid esters, G) ethylenically unsaturated hydrocarbon resins are suitable in pigment dispersions and pigment concentrates for printing inks. The natural-resin acid esters contain substantially no phenol or phenol-aldehyde condensation products.