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. 13, 2022
Filed:
May. 10, 2018
Applicant:
Rohm and Haas Company, Collegeville, PA (US);
Inventors:
Randara Pulukkody, Landsdale, PA (US);
Scott Backer, Phoenixville, PA (US);
Afua Sarpong Karikari, Bristol, PA (US);
Michael C. Mitchell, King Prussia, PA (US);
Assignee:
Rohm and Haas Company, Collegeville, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 17/04 (2006.01); C11D 3/37 (2006.01); C08J 5/18 (2006.01);
U.S. Cl.
CPC ...
C08J 5/18 (2013.01); C11D 17/042 (2013.01); C08J 2329/04 (2013.01); C08J 2471/02 (2013.01);
Abstract
A free standing dispersant film is provided, including: a partially hydrolyzed polyvinyl acetate; a poly(ethylene oxide); a polyalkylene glycol; a plasticizer; a dispersant polymer; optionally, a poly(isobutylene-co-maleic anhydride) copolymer, wherein the poly(isobutylene-co-maleic anhydride) copolymer is at least partially neutralized; and optionally, an optional additive.