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US 6,784,216 B1Granted
ABS foam and method of making same
AssigneeCrane Plastics Company LLC
InventorsBurch E. Zehner, Steven R. Ross
Life of this patent
Estimating the term…
Abstract
The present invention is an ABS foam composition. The composition is comprised of ABS, a foam modifier, and a blowing agent. The composition may be formed into a variety of shapes and products using many different processing techniques, e.g., extrusion and molding.
Claims27
A cellulosic-filled composition comprising:
- about 100 parts of ABS;
- about 2.0 to about 10.0 parts of foam modifier adapted to decrease the density and increase the swell of said composition;
- and
- about 0.5 to about 2.0 parts of blowing agent.
1 more element
A cellulosic-filled composition comprising:
- about 100 parts of ABS;
- about 10 to about 80 parts of cellulosic material;
- about 2.0 to about 10.0 parts of foam modifier adapted to decrease the density and increase the swell of said composition;
- about 1 to about 4 parts of lubricant;
- and
- about 0.5 to about 2.0 parts of blowing agent.
3 more elements
A component made from a composition, said composition comprising:
- about 100 parts of ABS;
- about 10 to about 80 parts of cellulosic material;
- about 2.0 to about 10.0 parts of foam modifier adapted to decrease the density and increase the swell of said composition;
- about 1 to about 4 parts of lubricant;
- and
- about 0.5 to about 2.0 parts of blowing agent.
3 more elements
Dependencies are inferred from the claim text.