IP Library Patent Application 12113146
Patent Application
App. No. 12/113,146

SLUSH MOLDABLE OLEFIN COMPOSITION

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Quick Facts
Patent No.
US None
App. No.
12/113,146
Abstract

A slush moldable composition includes a low density polyethylene resin, propylene-ethylene copolymer, olefin block copolymer, a thermoplastic olefin and silicon oil combination, and an optional pigment. A method for forming a instrument panel skin from the slush moldable composition is provided.

Claims (34)

1 . A polyolefin-based composition for slush molding applications, the polyolefin-based composition comprising:

a low density polyethylene resin; and

a propylene-ethylene copolymer.

2 . The polyolefin-based composition of claim 1 further comprising an olefin block copolymer.

3 . The polyolefin-based composition of claim 1 wherein the olefin block copolymer is present in an amount from about 1 to about 25% of the total weight of the polyolefin-based composition.

4 . The polyolefin-based composition of claim 1 further comprising a thermoplastic olefin and silicon oil combination.

5 . The polyolefin-based composition of claim 1 wherein the thermoplastic olefin and silicon oil combination is present in an amount from about 1 to about 25% of the total weight of the polyolefin-based composition.

6 . The polyolefin-based composition of claim 1 further comprising a pigment.

7 . The polyolefin-based composition of claim 1 wherein the thermoplastic olefin and silicon oil combination is present in an amount from about 60 to about 99% of the total weight of the polyolefin-based composition.

8 . The polyolefin-based composition of claim 1 wherein the thermoplastic olefin and silicon oil combination low density polyethylene resin is present in an amount from about 70 to about 90% of the total weight of the polyolefin-based composition.

9 . The polyolefin-based composition of claim 1 wherein the propylene-ethylene copolymer is present in an amount from about 1 to about 25% of the total weight of the polyolefin-based composition.

10 . The polyolefin-based composition of claim 1 wherein the low density polyethylene resin has a density less than 0.95 g/ml.

11 . A polyolefin-based composition for slush molding applications, the polyolefin-based composition comprising:

low density polyethylene resin;

propylene-ethylene copolymer;

an olefin block copolymer; and

a thermoplastic olefin and silicon oil combination.

12 . The polyolefin-based composition of claim 11 wherein the olefin block copolymer is present in an amount from about 1 to about 25% of the total weight of the polyolefin-based composition.

13 . The polyolefin-based composition of claim 11 wherein the thermoplastic olefin and silicon oil combination is present in an amount from about 1 to about 25% of the total weight of the polyolefin-based composition.

14 . The polyolefin-based composition of claim 11 wherein the thermoplastic olefin and silicon oil combination is present in an amount from about 60 to about 99% of the total weight of the polyolefin-based composition.

15 . The polyolefin-based composition of claim 11 wherein the thermoplastic olefin and silicon oil combination low density polyethylene resin is present in an amount from about 70 to about 90% of the total weight of the polyolefin-based composition.

16 . The polyolefin-based composition of claim 11 wherein the propylene-ethylene copolymer is present in an amount from about 1 to about 25% of the total weight of the polyolefin-based composition.

17 . The polyolefin-based composition of claim 11 wherein the low density polyethylene resin has a density less than 0.95 g/ml.

18 . A method of forming a instrument panel skin, the method comprising:

a) introducing a polyolefin-based composition comprising:

low density polyethylene resin; and

a propylene-ethylene copolymer;

b) heating the polyolefin-based composition to a sufficient temperature to form a layer over at least a portion of the mold tool;

c) pouring out powder from the mold tool;

d) optionally continuing to heat the mold tool so that all the powder melts; and

e) removing the instrument panel skin from the mold tool.

19 . The method of claim 17 further comprising:

f) applying the instrument panel skin to a structural component.

20 . The method 17 wherein the polyolefin-based composition further comprises an olefin block copolymer and a thermoplastic olefin and silicon oil combination.

Assignments (2)
SECURITY AGREEMENT Recorded Dec 10, 2010
From: INTERNATIONAL AUTOMOTIVE COMPONENTS GROUP NORTH AMERICA, INC.
To: GENERAL ELECTRIC CAPITAL CORPORATION, AS AGENT
Reel/Frame 025882/0019 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 13, 2008
From: HUMPHREY, WILLIAM MCHUGH, JR.; DRAGO, PAUL JOSEPH
To: INTERNATIONAL AUTOMOTIVE COMPONENTS GROUP NORTH AMERICA, INC.
Reel/Frame 020942/0651 →