Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Patent
1997-08-08
1999-06-01
Seidleck, James J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
524444, 524445, 524447, C08J 510, C08K 334, C08L 2300
Patent
active
059088907
ABSTRACT:
The invention relates to the production and use of an agent for use in polymers as an antiblock agent. Pumice with very low amounts of crystalline silica is processed from pumice stone to produce a fine ground pumice with a narrow particle size range. When incorporated into a polyolefin film, the fine ground pumice acts as an antiblock agent while not significantly contributing to haze.
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CR Minerals Corporation
Rajguru U. K.
Seidleck James J.
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