Patent ID: 6903177

Claim:
A silane oligomer for immobilizing a physiological material that is prepared by copolymerizing an aminosilane compound represented by the following formula (1) with a cyclic siloxane oligomeric compound represented by the following formula (2): H 2 N—R 2 —Si(R 1 ) 3 (1) wherein R 1 is selected from the group consisting of hydroxy and C 1-14 alkoxy; R 2 is selected from the group consisting of C 1-14 alkyl groups, C 6-20 aromatic groups, ether groups, ester groups, and imine groups; R 3 is C 1-12 alkyl; R 4 is selected from the group consisting of hydroxy, C 1-14 alkoxy, halogen, and combinations thereof; and n is an integer ranging from 5 to 30.