Menetelmä saumattavan ja piilattavan muovimateriaalin valmistamiseksi
The invention relates to a method for manufacturing a sealable and peelable polymer blend in which method polystyrene and an ethylene copolymer are first melt blended and the obtained blend is further mixed with the same ethylene copolymer either by melt blending or dry blending so that the final po...
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Main Authors | , , |
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Format | Patent |
Language | Finnish Swedish |
Published |
15.09.1998
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Edition | 6 |
Subjects | |
Online Access | Get full text |
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Summary: | The invention relates to a method for manufacturing a sealable and peelable polymer blend in which method polystyrene and an ethylene copolymer are first melt blended and the obtained blend is further mixed with the same ethylene copolymer either by melt blending or dry blending so that the final polymer blend contains 1-50 % by weight polystyrene and 99-50 % by weight ethylene copolymer. Ethylene copolymer is preferably ethylene/methyl(meth)acrylate, ethylene/ethyl(meth)acrylate, ethylene/butyl(meth)acrylate or ethylene/vinylacetate copolymer. |
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Bibliography: | Application Number: FI19940005827 |