Polymeric film

Details Polymeric film Polymeric film

B - Operations, Transporting

32

B

B32B 27/18 (2006.01) C08J 7/04 (2006.01) C09D 167/02 (2006.01)

Patent

CA 2147202

Abstract Polymeric Film A polymeric film has a substrate layer of polyester material and an antistatic layer containing a polyester/polyalkylene oxide copolymer and a salt, the ratio by weight of copolymer/salt being in the range from 0.1 to 100/1. The copolymer is preferably a polyethylene terephthalate/polyethylene oxide block copolymer and the salt is preferably an alkali metal salt. The film exhibits low Surface Resistivity, even at low Relative Humidity.

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