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:
Nov. 07, 1989
Filed:
Sep. 29, 1988
Applicant:
Inventor:
David E Henton, Midland, MI (US);
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08F / ;
U.S. Cl.
CPC ...
525305 ; 525308 ; 525309 ; 525902 ;
Abstract
Overpolymer acrylate rubbers comprising a rubbery alkyl acrylate polymer, an overcoat of a cross-linked and grafted polymer having a Tg value of over about 20.degree. C. and a second overcoat of a grafted but uncross-linked polymer having a Tg value of over about 20.degree. C. provide an exceptional balance of properties when blended to prepare weatherable impact modified thermoplastic molding resins.