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:
May. 26, 1987
Filed:
Apr. 24, 1986
Applicant:
Inventors:
Assignee:
Hoechst Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M / ;
U.S. Cl.
CPC ...
252 493 ; 252 495 ; 252 77 ; 252 79 ;
Abstract
Aqueous functional fluids, in particular hydraulic and metal-working fluids, containing a copolymer which is prepared by emulsion or solution copolymerization, initiated by free radicals, of unsaturated, copolymerizable monomers, the copolymers being built up from: