Patent · US Active

Phosphorylcholine group containing compound and surface modifying agent composed of such compound

US7906670B2 · kind B2 · utility

2Cited by
0References
9Claims
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Key dates

Filing dateDec 1, 2004
Grant dateMar 15, 2011
Priority date
Expiry dateSep 12, 2026

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01L2300/163
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A phosphorylcholine group-containing chemical compound represented by the following formula (1).In this formula, m denotes 2-6 and n denotes 1-4.X1, X2, and X3, independent of each other, denote a methoxy group, ethoxy group, or halogen. Up to two of X1, X2, and X3 can be any of the following groups: a methyl group, ethyl group, propyl group, isopropyl group, butyl group, or isobutyl group.R is one of the structures in the following formulas (2)-(4) (the chemical compound of formula (1) in the structures of the following formulas (2)-(4) is expressed as A-R—B).In formulas (2)-(4), L is 1-6, P is 1-3.Also a surface modifier consisting of the aforementioned phosphorylcholine group-containing chemical compound, modified powder treated with said surface modifier, a chromatography packing consisting of a modified carrier treated with said surface modifier, a filter treated with said surface modifier, and a glass device treated with said surface modifier.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.