| 发明名称 |
OPTICAL MEDIA COMPRISING POLYESTER COMPOSITIONS FORMED FROM 2,2,4,4,-TETRAMETHYL-1,3-CYCLOBUTANEDIOL AND 1,4,-CYCLOHEXANEDIMETHANOL |
| 摘要 |
Described are polyester compositions comprising (a) a dicarboxylicacidcomponent comprising terephthalic acid residues; optionally, aromatic dicarboxylic acid or aliphatic dicarboxylic acid residues; 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues, wherein said 2,2,4,4-tetramethyl-1,3-cyclobutanediol contains certain cis to trans ratios; and 1,4-cyclohexanedimethanol residues. |
| 申请公布号 |
EP1913056(A1) |
申请公布日期 |
2008.04.23 |
| 申请号 |
EP20060758239 |
申请日期 |
2006.03.30 |
| 申请人 |
EASTMAN CHEMICAL COMPANY |
发明人 |
CRAWFORD, EMMETT, DUDLEY;PORTER, DAVID, SCOTT;CONNELL, GARY, WAYNE |
| 分类号 |
C08G63/199;C08L67/02;G11B7/24 |
主分类号 |
C08G63/199 |
| 代理机构 |
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