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:
Sep. 24, 2002

Filed:

Apr. 25, 2000
Applicant:
Inventors:

Dante Siano, Cologno Monzese, IT;

Francesco Mascia, Guanzate, IT;

Assignee:

Johnson Control S.p.A., Lomagna, IT;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 4/700 ;
U.S. Cl.
CPC ...
B29C 4/700 ;
Abstract

A granulated or pelletized composition of propylene homo and copolymers onto which are grafted grafting units of vinylpolybutadiene and further grafting units selected from polyalkenylenes, EPM and EPDM polymers, and mixtures thereof. The composition has a Shore D hardness value equal to or less than 35 and a fogging value equal to or greater than 90%. The composition is suitable for injection molding. A method of producing the granulated or pelletized composition comprising forming the composition by mixing the propylene homo and copolymers, vinylpolybutadiene grafting units and further grafting units with peroxide radical initiators, extruding the composition under heat and granulating the extruded polymer composite. An interior car door panel or interior car trim element having an outer skin made of granulated or pelletized forms of the composition.


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