Title:
改質炭酸カルシウム及びこれを含むポリマー組成物並びにそれらの製造方法
Document Type and Number:
Japanese Patent JP3826301
Kind Code:
B2
Abstract:
A modified calcium carbonate comprising calcium carbonate as a raw material and, superimposed on the surface thereof, (i) a silica layer, (ii) an organic acid layer constituted of at least one member selected from the group consisting of fatty acids, fatty acid salts, fatty acid esters, resin acids, resin acid salts and resin acid esters and (iii) a layer of silane coupling agent; and a polymer composition comprising the modified calcium carbonate.
Inventors:
Tsutsui Shoichi
Hiroshi Ishida
Kazuyuki Hosoi
Hiroshi Ishida
Kazuyuki Hosoi
Application Number:
JP2004522761A
Publication Date:
September 27, 2006
Filing Date:
July 18, 2003
Export Citation:
Assignee:
Shiraishi Industry Co., Ltd.
Shiraishi Central Research Institute Co., Ltd.
Shiraishi Central Research Institute Co., Ltd.
International Classes:
C09C1/02; C01F11/18; C08K9/02; C08K9/04; C08K9/06; C09C3/06; C09C3/08; C09C3/12
Domestic Patent References:
| JP3121842B2 | ||||
| JP63152671A | ||||
| JP6072963A | ||||
| JP1129319A | ||||
| JP2000226470A | ||||
| JP5139728A | ||||
| JP5214161A | ||||
| JP52117948A |
Attorney, Agent or Firm:
Eiji Saegusa
Kakehi Yuro
Takeshi Ohara
Kenji Saito
Jun Fujii
Hitoshi Seki
Mutsuko Nakano
Kakehi Yuro
Takeshi Ohara
Kenji Saito
Jun Fujii
Hitoshi Seki
Mutsuko Nakano