Title:
極性シラン及びそのシリカ支持体における使用
Document Type and Number:
Japanese Patent JP4340159
Kind Code:
B2
Abstract:
A modified silica support having a polar phase bound to its surface and suitable for use for chromatographic separations, having the following formula: wherein, m=0-20; n=0-20; p=1-50; X is sulfonyl, carbonyl, carbamoyl, or oxycarbonyl; R1=H, alkyl, substituted alkyl, aryl or substituted aryl groups; R2=alkyl, substituted alkyl, aryl or substituted aryl groups; and R3 and R4 are alkyl, aryl, hydroxyl, or alkoxyl groups or groups including oxygen atoms cross-linked to silicon atoms. Also, a polar silane intermediate to make this support.
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Inventors:
Liu Xiao Dong
Bordunov Andrey Vie
Bordunov Andrey Vie
Application Number:
JP2003574304A
Publication Date:
October 07, 2009
Filing Date:
March 05, 2003
Export Citation:
Assignee:
Dionex Corporation
International Classes:
B01J20/286; G01N30/88; B01J20/281; B01J20/291; B01J20/32; C07F7/18; G01N30/00; B01D15/32; B01D15/36; B01D15/38
Domestic Patent References:
| JP3017551A | ||||
| JP2000193648A | ||||
| JP3056491A | ||||
| JP6211880A | ||||
| JP1123145A | ||||
| JP10227776A |
Foreign References:
| US4824950 | ||||
| WO2001068240A1 |
Attorney, Agent or Firm:
Sadao Kumakura
Nobuo Ogawa
Atsushi Hakoda
Kenji Asai
Koji Hirayama
Nobuo Ogawa
Atsushi Hakoda
Kenji Asai
Koji Hirayama