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.

Date of Patent:
Oct. 08, 1991

Filed:

Feb. 23, 1990
Applicant:
Inventors:

David E Henton, Midland, MI (US);

F Michael Plaver, Midland, MI (US);

Duane M Naeger, Midland, MI (US);

Robert S Drzal, Naugatuck, CT (US);

Assignee:

The Dow Chemical Company, Midland, MI (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ;
U.S. Cl.
CPC ...
525 66 ; 525942 ;
Abstract

Polymer blend compositions having an advantageous combination of low temperature toughness, solvent resistance, scratch resistance and paintability comprise from about 19 to about 64 weight percent of a mass, solution, mass/suspension or mass/solution polymerized rubber modified monovinylidene aromatic/ethylenically unsaturated nitrile polymer; from about 35 to about 80 weight percent of certain selected polyester-based elastomeric thermoplastic polyurethane ingredients; and from about 1 to about 30 weight percent of a relatively high rubber content emulsion polymerized rubber modified graft copolymer ingredient. The resulting polymer blend compositions are especially well suited for use in the preparation of molded articles intended for use in relatively low temperature environments including, for example, in various motor vehicle and/or recreational vehicle applications, as freezer and refrigerator liners, snow removal equipment housings or accessories, and the like.


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