Patent · US Active

Affinity particle and affinity separation method

US8551332B2 · kind B2 · utility

0Cited by
12References
4Claims
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Key dates

Filing dateJul 1, 2009
Grant dateOct 8, 2013
Priority date
Expiry dateJun 28, 2032

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2982
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The present invention is affinity particles that are characterized by having phosphorylcholine groups represented by the following formula (1) covalently bonded onto the surface of inorganic powder and also by having ligands having specific affinity with a certain target substance covalently bonded or adsorbed onto the surface of inorganic powder.The object of the present invention is to provide an affinity separation method that uses affinity particles utilizing inexpensive inorganic particles and is capable of separating the target substance easily and with high accuracy.

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