| 发明名称 |
LAYERED BODY |
| 摘要 |
A layered body including a polymeric piezoelectric body which includes an optically active aliphatic polyester (A) having a weight average molecular weight of from 50,000 to 1,000,000 and has crystallinity obtained by a DSC method, of from 20% to 80%, and a layer (X) which is in contact with the polymeric piezoelectric body and has an acid value of 10 mg KOH/g or less. |
| 申请公布号 |
US2016204337(A1) |
申请公布日期 |
2016.07.14 |
| 申请号 |
US201414911919 |
申请日期 |
2014.08.29 |
| 申请人 |
MITSUI CHEMICALS, INC. |
发明人 |
TANIMOTO Kazuhiro;YOSHIDA Mitsunobu;NISHIKAWA Shigeo |
| 分类号 |
H01L41/193 |
主分类号 |
H01L41/193 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A layered body comprising:
a polymeric piezoelectric body which contains an optically active aliphatic polyester (A) having a weight average molecular weight of from 50,000 to 1,000,000 and has crystallinity obtained by a DSC method, of from 20% to 80%; and a layer (X) which is in contact with the polymeric piezoelectric body and has an acid value of 10 mgKOH/g or less. |
| 地址 |
Minato-ku, Tokyo JP |
