C - Chemistry – Metallurgy – 09 – C
Patent
C - Chemistry, Metallurgy
09
C
167/300, 117/47.
C09C 3/12 (2006.01) A61K 8/11 (2006.01) A61K 8/25 (2006.01) A61K 8/26 (2006.01) A61K 8/29 (2006.01) A61K 8/58 (2006.01) A61K 8/891 (2006.01) A61Q 1/02 (2006.01) A61Q 1/06 (2006.01) A61Q 1/10 (2006.01) A61Q 1/12 (2006.01) A61Q 3/02 (2006.01) A61Q 17/04 (2006.01) C01B 13/14 (2006.01) C01B 31/08 (2006.01) C01B 39/02 (2006.01) C08K 9/10 (2006.01) C09D 7/12 (2006.01) G11B 5/712 (2006.01)
Patent
CA 1294835
MODIFIED POWDER OR PARTICULATE MATERIAL ABSTRACT OF THE DISCLOSURE A modified powder or particulate material having a silicone polymer film coated on substantially the entire surface thereof, this powder or particulate material being produced by bringing at least one silicone com- pound, in the form of a vapor, having the general formula (I): (R1HSiO)atR2R3SiO)b(R4R5R6SiO?)c (I) wherein R1, R2, and R3 represent, independently, hydrogen or a hydrocarbon residue having 1 to 10 carbon atoms, which may be substituted with at least one halogen atom, provided that R1, R2, and R3 are not hydrogen at the same time, R4, R5, and R3 represent, independently, hydrogen or a hydrocarbon residue having 1 to 10 carbon atoms, which may be substituted with at least one halogen atom, a is zero or an integer of 1 or more, b is zero or an integer of 1 or more, and c is zero or 2, provided that c is 2 when a and b are simul- taneously zero and a + b is an integer of 3 or more when c is zero, into contact with a powder or particulate material having an active site on the surface thereof, whereby the silicone compound is polymerized on sub- stantially the entire surface of the powder or particulate material.
511952
Fukui Hiroshi
Kanda Taketoshi
Kawaguchi Kunihiro
Kimura Asa
Koyama Junichi
Borden Ladner Gervais Llp
Shiseido Company Ltd.
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