Stock material or miscellaneous articles – Coated or structually defined flake – particle – cell – strand,... – Particulate matter
Patent
1990-12-18
1993-03-16
Thibodeau, Paul J.
Stock material or miscellaneous articles
Coated or structually defined flake, particle, cell, strand,...
Particulate matter
428429, 428447, 2101982, 210656, 427220, B32B 516
Patent
active
051943336
ABSTRACT:
A packing material for reversed phase chromatography, which comprises silica gel with its entire surface substantially coated with repeating units of a polycarbosilane of the formula (I): ##STR1## wherein R.sub.1 is an octyl group, an octadecyl group or a phenyl group, R.sub.2 is a methyl group or a methylene group, and n is a positive integer.
REFERENCES:
patent: 4145506 (1979-03-01), Yamamoto et al.
patent: 4694092 (1987-09-01), Takahata et al.
patent: 4847159 (1989-07-01), Glajch et al.
patent: 4920152 (1990-04-01), Regnier et al.
patent: 4933372 (1990-06-01), Feibush et al.
Komiya Katsuo
Moriyama Hiroyuki
Ohnaka Tadao
Le Hoa T.
Thibodeau Paul J.
Tosoh Corporation
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