发明名称 |
THICK POLYESTER FILMS FOR OPTICAL ARTICLES AND OPTICAL ARTICLES |
摘要 |
In one embodiment, the invention provides a polyethylene terephthalate film comprising a biaxially oriented and birefringent film polyethylene terephthalate film having at least one layer having a thickness of from 10 mils (0.25 mm) to 25 mils (0.64 mm), wherein the film is formed from a polyethylene terephthalate resin comprising the reaction product of dimethyl terephthalate, terephthalic acid, or a combination thereof ethylene glycol, a diol or triol monomer other than ethylene glycol and from 0.9 to 3 mol percent of a sulfonate monomer having an inorganic counterion based on 100 mol percent dimethyl terephthalate, terephthalic acid, or a combination thereof. |
申请公布号 |
WO2009120574(A2) |
申请公布日期 |
2009.10.01 |
申请号 |
WO2009US37662 |
申请日期 |
2009.03.19 |
申请人 |
3M INNOVATIVE PROPERTIES COMPANY;JOHNSON, STEPHEN, A.;LIU, YUFENG;YUST, DAVID, T. |
发明人 |
JOHNSON, STEPHEN, A.;LIU, YUFENG;YUST, DAVID, T. |
分类号 |
C08J5/18;B29C55/10;B32B27/36;C08G63/183;C08G63/688;C08L67/03;G02F1/133 |
主分类号 |
C08J5/18 |
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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