发明授权
- 专利标题: Polyester compositions useful for image-receiving layers
- 专利标题(中): 用于图像接收层的聚酯组合物
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申请号: US10376188申请日: 2003-02-26
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公开(公告)号: US07125611B2公开(公告)日: 2006-10-24
- 发明人: Teh-Ming Kung , Paul D. Yacobucci , Eric E. Arrington
- 申请人: Teh-Ming Kung , Paul D. Yacobucci , Eric E. Arrington
- 申请人地址: US NY Rochester
- 专利权人: Eastman Kodak Company
- 当前专利权人: Eastman Kodak Company
- 当前专利权人地址: US NY Rochester
- 代理商 Chris P. Konkol; Lynne M. Blank
- 主分类号: B32B27/36
- IPC分类号: B32B27/36 ; C08G63/16 ; C08G63/181 ; C08G63/19 ; C08G63/199
摘要:
The invention relates to a composition comprising a polyester copolymer that comprises (a) recurring dibasic acid derived units and polyol derived units, at least 50 mole % of the dibasic acid derived units comprising dicarboxylic acid derived units each containing an alicyclic ring, (b) 25 to 75 mole % of the polyol derived units containing an aromatic ring not immediately adjacent to each hydroxyl group of the corresponding polyol, (c) 25 to 75 mole % of the polyol derived units of the polyester are non-aromatic, and (d) at least 0.1 mole percent, in sum total, of units derived from a multifunctional polyol having more than two hydroxy groups and/or units derived from a polyacid having more than two carboxylic acid groups and derivatives thereof. The invention is also directed to shaped articles, especially extruded films, made from such compositions. Examples of such extruded films are image-receiving layers for use in an image-recording element.
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