| 发明名称 |
POLYFORMAL RESIN COPOLYMER AND PRODUCTION METHOD |
| 摘要 |
Provided is a thermoplastic resin having a high refractive index, which is favorable as an optical material. Provided are a polyformal resin copolymer comprising a high refractive index diol that has a fluorene skeleton and an aromatic diol that has a low glass-transition point when polymerized, and a method for producing the same. |
| 申请公布号 |
EP2918623(A4) |
申请公布日期 |
2016.06.22 |
| 申请号 |
EP20130853025 |
申请日期 |
2013.11.06 |
| 申请人 |
MITSUBISHI GAS CHEMICAL COMPANY, INC. |
发明人 |
SHIRATAKE MUNENORI;NISHIMURA YOSHIO;KATO NORIYUKI;ISHII TAKASHI;ISHIZUKA HIROHITO |
| 分类号 |
C08G65/40;B32B27/00;C08G65/00;C08G73/00;C08K5/00;C08L69/00;G02B1/04;G02C7/00;G11B7/26 |
主分类号 |
C08G65/40 |
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