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Title:
オルガノシロキサン防食塗料組成物
Document Type and Number:
Japanese Patent JP4059449
Kind Code:
B2
Abstract:

To provide an organosiloxane corrosionproof coating exhibiting good adhesion to the ground by incorporating a pollution-free rust-preventive pigment which contains no heavy metals and exhibits corrosionproof performances equal or superior to those of lead compounds or chromic acid compounds.

The organosiloxane corrosionproof coating composition comprises the pollution-free rust-preventive pigment, which contains calcium condensed phosphate obtained by firing at 180-350°C a single compound or a mixture comprising a calcium component and a phosphorus component with a calcium to phosphorus atomic ratio (Ca/P=m) in the both components of 0.501nSi(OR2)4-n[wherein R1is a 1-8C organic group; R2is a 1-6C alkyl group; and n is an integer of 0-2], and a curing catalyst (B).

COPYRIGHT: (C)2006,JPO&NCIPI


Inventors:
Masanori Nagai
Goji Matsumoto
Takashi Matsuda
Osamu Ogawa
Application Number:
JP2004333211A
Publication Date:
March 12, 2008
Filing Date:
November 17, 2004
Export Citation:
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Assignee:
Dainippon Paint Co., Ltd.
International Classes:
C09D183/04; C09D5/08; C09D7/12; C09D183/02
Domestic Patent References:
JP2003033720A
JP2003041190A
JP6101075A
JP2003113482A
JP9157541A
JP11049976A
JP2000140746A
JP2000239561A
JP2001049152A
JP2002121469A
Foreign References:
WO2006054593A1
Attorney, Agent or Firm:
Jyohei Yamashita