Title:
制振塗料
Document Type and Number:
Japanese Patent JP4238946
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To obtain a damping coating material having excellent vibration energy absorbing performances and capable of forming a damping coating film scarcely causing cracking or peeling even when applied to a curved surface part and useful for automobiles, interior finishing materials, or the like, by including a porous gel of an inorganic substance in a component constituting the coating film. SOLUTION: This coating material is obtained by including (B) a porous gel of an inorganic substance in an amount of preferably 0.1-5 wt.% in (A) a component constituting a coating film. The component B is preferably composed of silica and the pore volume is preferably 1.25-1.6 mL/g. The average pore diameter is preferably 190-210 Å. The component A preferably has -20 to 80 deg.C glass transition point and comprises preferably a homopolymer of an acrylic ester or an acrylic-styrene copolymer.
Inventors:
Masamitsu Muto
Kazuhiro Yoshikawa
Kazuhiro Yoshikawa
Application Number:
JP3524499A
Publication Date:
March 18, 2009
Filing Date:
February 15, 1999
Export Citation:
Assignee:
CCI Corporation
International Classes:
C09D5/00; C09D7/12; C09D125/14; C09D133/06
Domestic Patent References:
| JP10195345A | ||||
| JP10088033A | ||||
| JP8151536A | ||||
| JP10259348A |
Attorney, Agent or Firm:
Hiroe Associates Patent Office
Takenori Hiroe
Takenori Hiroe