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. 19, 1985
Filed:
Sep. 19, 1983
Applicant:
Inventors:
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B / ;
U.S. Cl.
CPC ...
252 / ; 252-1 ; 252 / ; 252 74 ; 525404 ; 526173 ; 526346 ;
Abstract
The rheology of aqueous liquids is effectively controlled by the addition to the liquid of a water-dispersible BAB triblock polymer wherein the B blocks are hydrophobic blocks such as alkyl or sulfonated poly(t-butylstyrene) and the A block is a hydrophilic block such as sulfonated poly(vinyltoluene).
Rose, Gene. (1985). Triblock polymers of the bab type having hydrophobic association (U.S. Patent No. 4505827). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4505827
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile