| 发明名称 |
POLYPROPYLENE POLARIZING PLATE |
| 摘要 |
PROBLEM TO BE SOLVED: To provide a method of manufacturing a polarizing plate for using various dichroism pigments by having high durability (in particular, moistening-proofness and heat resistance). SOLUTION: The dichroism pigment is kneaded on polypropylene under heating, and molded to be a sheet, which is stretched. COPYRIGHT: (C)2009,JPO&INPIT |
| 申请公布号 |
JP2009217012(A) |
申请公布日期 |
2009.09.24 |
| 申请号 |
JP20080061125 |
申请日期 |
2008.03.11 |
| 申请人 |
OSAKA PREFECTURE UNIV;SHOWA KAKO KK |
发明人 |
NAKASUMI HIROYUKI;YAGI SHIGEYUKI;AKAGI NOBUO |
| 分类号 |
G02B5/30;B29C55/02;B29K23/00;B29L7/00;B29L11/00 |
主分类号 |
G02B5/30 |
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