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EVAL Company of America Patents
Assignee:
EVAL Company of America
Address:
Lisle, IL
No. of patents:
2
Patents:












Patent Number Title Of Patent Date Issued
6060445 Polymer cleaning compositions and methods May 9, 2000
This invention pertains to cleaning compositions and methods for cleaning a first polymer composition from polymer processing apparatus. The cleaning compositions generally comprise a second polymer composition and at least one metal salt composition wherein the respective metal is selec
5965624 Self purging EVOH compositions, and methods October 12, 1999
Polymer compositions of the invention typically comprise a base polymer composition, a polymer cleavage agent, and a stabilizer composition. The preferred base polymer composition comprises an ethylene vinyl alcohol copolymer composition. Preferred cleavage agent is an alkaline earth or

 
 
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