发明名称 |
RESIN COMPOSITION, OPAQUE FILM AND METHOD OF PREPARING SAME |
摘要 |
<p>A resin combination comprising a thermoplastic polymer matrix having dispersed therein as distinct phases, a multiplicity of small spherical solid particles of polybutylene terephthalate, the resin combination in opaque biaxially oriented polymeric film form and the same oriented film structure having on at least one surface thereof a void-free thermoplastic skin layer. The process for preparing a biaxially oriented opaque film comprising providing said resin combination, forming an unoriented film of said resin combination and biaxially orienting said film to an extent sufficient to opacify the same. The process also provides for the opaque film having a void-free thermoplastic skin layer on at least one surface thereof.</p> |
申请公布号 |
EP0218355(B1) |
申请公布日期 |
1993.08.18 |
申请号 |
EP19860306643 |
申请日期 |
1986.08.28 |
申请人 |
MOBIL OIL CORPORATION |
发明人 |
FOSMIRE, CHRISTOPHER ROSS;O'BRIEN, JEFFREY JAMES;PARK, HEE CHUNG |
分类号 |
B32B27/20;C08J5/18;C08L23/02;C08L23/12;C08L67/02 |
主分类号 |
B32B27/20 |
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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