发明授权
US07985827B2 Polyester compositions which comprise cyclobutanediol having certain cis/trans ratios
有权
包含具有一定顺/反比的环丁二醇的聚酯组合物
- 专利标题： Polyester compositions which comprise cyclobutanediol having certain cis/trans ratios
- 专利标题（中）： 包含具有一定顺/反比的环丁二醇的聚酯组合物
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申请号： US11391137申请日： 2006-03-28
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公开(公告)号： US07985827B2公开(公告)日： 2011-07-26
- 发明人: Emmett Dudley Crawford , David Scott Porter , Gary Wayne Connell
- 申请人： Emmett Dudley Crawford , David Scott Porter , Gary Wayne Connell
- 申请人地址： US TN Kingsport
- 专利权人： Eastman Chemical Company
- 当前专利权人： Eastman Chemical Company
- 当前专利权人地址： US TN Kingsport
- 代理商 Betty Joy Boshears; Bernard J. Graves, Jr.
- 主分类号： C08G63/00
- IPC分类号： C08G63/00 ; C08L67/02
摘要：
Described are polyester compositions comprising (a) a dicarboxylic acid component 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.
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