Styrene-butadiene compositions having improved barrier propertie

Details Styrene-butadiene compositions having improved barrier propertie Styrene-butadiene compositions having improved barrier propertie

1989-11-03

1992-04-21

Lesmes, George F.

Stock material or miscellaneous articles

Structurally defined web or sheet

Physical dimension specified

4283186, 4283188, 428484, 524487, 524489, 521 92, 521 97, 521 98, 521139, B32B 326, B32B 520

Patent

active

051066777

ABSTRACT:
The barrier properties, particularly water vapor transmission rate, of compositions comprising a stryene-butadiene polymer can be improved substantially by adding from about 0.5 to 10 percent of a polyethylene type wax to the composition.

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