Title:
水系分散液用ポリビニルアセタール微粒子
Document Type and Number:
Japanese Patent JP5793577
Kind Code:
B2
Abstract:
The present invention provides polyvinyl acetal fine particles for an aqueous dispersion which exhibit excellent dispersion stability in a water-containing dispersion medium, and allow for formation of a film having sufficient mechanical strength and flexibility without voids and nonuniform structures such as irregularities, and an aqueous dispersion of the polyvinyl acetal fine particles for an aqueous dispersion. The polyvinyl acetal fine particles for an aqueous dispersion, adapted for use as dispersoids in an aqueous dispersion, the polyvinyl acetal fine particles including a polyvinyl acetal resin with an ionic functional group, and having a volume average particle size of 10 nm to 100 µm, and a CV value of a volume-based particle size distribution of at most 40%.
Inventors:
Yasuharu Nagai
Application Number:
JP2013553684A
Publication Date:
October 14, 2015
Filing Date:
September 24, 2013
Export Citation:
Assignee:
Sekisui Chemical Co.,Ltd.
International Classes:
C08F261/12; C08F8/28; C08F16/38; C08J3/07
Domestic Patent References:
| JPH087253A | 1996-01-12 | |||
| JP2004161901A | 2004-06-10 | |||
| JPH08113608A | 1996-05-07 | |||
| JP2005334767A | 2005-12-08 | |||
| JPH06206930A | 1994-07-26 | |||
| JPS57177005A | 1982-10-30 | |||
| JPH10139812A | 1998-05-26 | |||
| JPH087253A | 1996-01-12 | |||
| JP2004161901A | 2004-06-10 | |||
| JPH08113608A | 1996-05-07 |
Attorney, Agent or Firm:
Atomi International Patent Office