US 12,264,212 B2
Copolymer for suppressing protein adsorption, method for producing copolymer, resin modifier, molding material, copolymer-containing composition, coating film, and article
Masanari Nishimura, Tokyo (JP); Kazunori Mukunoki, Tokyo (JP); Taeko Oonuma, Tokyo (JP); Hiromi Aso, Tokyo (JP); and Yumiko Saeki, Tokyo (JP)
Assigned to Mitsubishi Chemical Corporation, Tokyo (JP)
Filed by Mitsubishi Chemical Corporation, Tokyo (JP)
Filed on Mar. 18, 2021, as Appl. No. 17/205,281.
Application 17/205,281 is a continuation of application No. PCT/JP2019/036040, filed on Sep. 13, 2019.
Claims priority of application No. 2018-180898 (JP), filed on Sep. 26, 2018; and application No. 2019-047265 (JP), filed on Mar. 14, 2019.
Prior Publication US 2021/0206896 A1, Jul. 8, 2021
Int. Cl. C08F 220/06 (2006.01); C08F 2/18 (2006.01); C08F 212/08 (2006.01); C08K 5/00 (2006.01); C09D 125/06 (2006.01); C09D 133/10 (2006.01)
CPC C08F 220/06 (2013.01) [C08F 2/18 (2013.01); C08F 212/08 (2013.01); C08K 5/0025 (2013.01); C09D 125/06 (2013.01); C09D 133/10 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A molded article that comes in contact with a protein, which is obtained by molding a molding material, containing a copolymer comprising:
a constitutional unit (a) of Formula (1); and
a constitutional unit (b) of Formula (2),
wherein
a total mass of the constitutional unit (b) is more than a total mass of the constitutional unit (a) in all constitutional units,

OG Complex Work Unit Chemistry
wherein
R1 represents a hydrogen atom or a methyl group,
R2 is an OR33, a halogen atom, COR34, COOR35, CN, CONR36R37, or R38, where R33 to R37 each independently represent a hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alicyclic group, a substituted or unsubstituted aryl group, a substituted or unsubstituted heteroaryl group, a substituted or unsubstituted non-aromatic heterocyclic group, a substituted or unsubstituted aralkyl group, a substituted or unsubstituted alkaryl group, or a substituted or unsubstituted organosilyl group, and R38 represents a substituted or unsubstituted aryl group or a substituted or unsubstituted heteroaryl group,

OG Complex Work Unit Chemistry
wherein
R3 represents a hydrogen atom or a methyl group,
R4 represents an alkylene group having 1 to 4 carbon atoms, and
R5 represents a hydrocarbon group having 1 to 6 carbon atoms.