发明名称 |
PLASTIC MATERIAL FOR PACKAGES |
摘要 |
<p>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.</p> |
申请公布号 |
WO9618680(A1) |
申请公布日期 |
1996.06.20 |
申请号 |
WO1995FI00664 |
申请日期 |
1995.12.05 |
申请人 |
BOREALIS A/S;SAINIO, MARKKU;SEPPAENEN, HANNELI;LAIHO, ERKKI |
发明人 |
SAINIO, MARKKU;SEPPAENEN, HANNELI;LAIHO, ERKKI |
分类号 |
B65D65/40;B32B27/28;B32B27/30;B65D77/20;C08J3/20;C08J5/18;C08L23/08;C08L25/06;(IPC1-7):C08L23/08 |
主分类号 |
B65D65/40 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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