There is provided a new material that can form a finer pattern and can be applied to adsorption/adhesion control of various cell species, proteins, viruses, and the like without the limitation of the light source. A light-degradable material comprising: a moiety that is capable of bonding to a surface of a substrate through a siloxane bond; and a structural unit of Formula (2-a) and/or Formula (2-b):
(where R
2
to R
4
are saturated linear alkyl groups; X is a hydrogen atom or an alkyl group; Z is a carbanionor a sulfo anion; Q is an ester bond group, a phosphodiester bond group, an amido bond group, an alkylene group, or an phenylene group or a combination of these divalent groups; m
1
is an integer of 1 to 200, and n is an integer of 1 to 10).
提供了一种新材料,可以形成更细的图案,并可应用于吸附/粘附控制各种细胞物种、蛋白质、病毒等,而不受光源限制。一种可被光分解的材料,包括:一个能够通过
硅氧烷键与基板表面结合的基团;以及式(2-a)和/或式(2-b)的结构单元:(其中R2到R4是饱和的直链烷基;X是氢原子或烷基;Z是一个负离子或磺酰负离子;Q是酯键基团、
磷酸二酯键基团、酰胺键基团、烷基链、苯基链或这些二价基团的组合;m1是1到200的整数,n是1到10的整数)。