C - Chemistry – Metallurgy – 08 – J
Patent
C - Chemistry, Metallurgy
08
J
C08J 3/14 (2006.01) C08K 3/36 (2006.01)
Patent
CA 2055800
A method for improving powder characteristics which comprises adding to 100 parts by weight of a powder obtained by coagulation of a latex of a graft copolymer comprising rubber as the core 0.05-10 parts by weight of hydrophobic microparticles of silica which consists of silicon dioxide obtained by combustion hydrolysis or the aggregate thereof and has an average particle diameter of 1 µm or less and in which the number of silanol groups present on the surface of the microparticles of silica is 2 or less per 100 .ANG. square.
Itoh Masakazu
Iwasaki Tadashi
Yamamoto Naoki
Yanagase Akira
Goudreau Gage Dubuc
Itoh Masakazu
Iwasaki Tadashi
Mitsubishi Rayon Co. Ltd.
Yamamoto Naoki
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