Title:
ゴム含有グラフト重合体粉体、並びにそれを含有する太陽電池用封止材及び合わせガラス用中間膜
Document Type and Number:
Japanese Patent JP6529496
Kind Code:
B2
Abstract:
An object of the present invention is to provide a film having excellent transparency, corrosion resistance, adhesive properties, and economic property. Another object of the present invention is to provide a rubber-containing graft polymer powder to be contained in the film. Provided is a film comprising: a resin composition comprising polyvinyl acetal and a rubber-containing graft polymer powder having a refractive index of 1.469 to 1.519; 0 to 100 ppm of calcium ions; and 1 to 1100 ppm of alkali metal ions and alkali earth metal ions in total.
Inventors:
Matsunaga Kayo
Kiura Masaaki
Mitsufumi Noden
Hirotaka Yasuda
Shinichi Muguruma
Kiura Masaaki
Mitsufumi Noden
Hirotaka Yasuda
Shinichi Muguruma
Application Number:
JP2016529386A
Publication Date:
June 12, 2019
Filing Date:
June 16, 2015
Export Citation:
Assignee:
Mitsubishi Chemical Corporation
KURARAY CO.,LTD.
KURARAY CO.,LTD.
International Classes:
C08J5/18; C08F279/02; C08J3/16; H01L31/048
Domestic Patent References:
| JP2000001514A | ||||
| JP2010001344A | ||||
| JP2008255175A | ||||
| JP200340654A |
Foreign References:
| WO2012026393A1 |
Attorney, Agent or Firm:
Patent Business Corporation Lighthouse International Patent Office