发明名称 |
Retardation film, and polarizing plate and display device using the same |
摘要 |
A retardation film containing a polyalcohol ester, a polycarboxylic acid ester, and a cellulose ester, wherein a total acylation degree of the cellulose ester is in the range of 2.4-2.8; and a Mw/Mn value of the cellulose ester is in the range of 1.4-3.0, provided that Mw represents a weight average molecular weight and Mn represent a number average molecular weight of the cellulose ester.
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申请公布号 |
US7354633(B2) |
申请公布日期 |
2008.04.08 |
申请号 |
US20050281844 |
申请日期 |
2005.11.18 |
申请人 |
KONICA MINOLTA OPTO, INC. |
发明人 |
SAITO KOICHI;SHIMIZU KUNIO;MICHIHATA ISAMU |
分类号 |
C08B3/00;C08L1/10 |
主分类号 |
C08B3/00 |
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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