Mitsubishi Chemical Corporation

Mitsubishi Rayon Company, Limited

Taeko Oonuma

Tetsuya Noda

Yoshiko Irie

Fuminori Nakaya

Keiichi Sakashita

Shingo Hikita

Masanari Nishimura

Yosuke Matsunaga

Go Otani

Hiromi Aso

Kazunori Mukunoki

Kousuke Fujiyama

Masakazu Itou

Yumiko Saeki

There is provided a copolymer for suppressing protein adsorption, which contains a constitutional unit (a) represented by Formula 1 and a constitutional unit (b) represented by Formula 2, and which is used for producing an article that comes in contact with a protein. In the formula, Rrepresents a hydrogen atom or a methyl group, Rrepresents an OR, a halogen atom, COR, COOR, CN, CONRR, or R, where Rto Reach 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 Rrepresents a substituted or unsubstituted aryl group or a substituted or unsubstituted heteroaryl group.

Copolymer for suppressing protein adsorption, method for producing copolymer, resin modifier, molding material, copolymer-containing composition, coating film, and article

Provided is a macromonomer copolymer (Y) including a monomer unit of a specific macromonomer (A) and a monomer unit of a comonomer (B) copolymerizable with the macromonomer (A), in which a value of Hx represented by a specific expression is 0.05 to 0.40.

Macromonomer copolymer and method for producing same

The present application pertains to a production method for a polymer, including a step for polymerizing a starting material composition (I) that includes: a monomer mixture (I-1) containing a macromonomer (a) represented by the following formula (1), and (b) a vinyl monomer; and 0.01 to 5 parts by mass of a non-metallic chain transfer agent with respect to 100 parts by mass of the monomer mixture (I-1); a polymer obtained by the production method; and a molded article. According to the present invention, there can be provided a polymer having exceptional resistance to dwell-induced degradation, and a molded article having exceptional yellowing resistance, a low haze value, and exceptional pliability. 

Polymer, production method for same, and molded article

A molded product with excellent transparency can be obtained by using a polymer (D) obtained by suspension polymerization of a monomer mixture (1) containing (a) to (c) below:

Polymer and production method thereof, molding material and molded product

To provide a novel compound having both a surface-activating ability and a polymerization controlling ability. A compound represented by the following general formula (1) or (2):  wherein, Rand Rare an organic group having the hydrophile-lipophile balance (HLB) determined by Griffin's method of 3 or more. The definitions of R, R, R, R, Z, p and q are described in the Description.

Chain transfer agent and emulsion polymerization using the same

To provide a novel compound having both a surface-activating ability and a polymerization controlling ability. A compound represented by the following general formula (1) or (2): 

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Otake, Japan

Taeko Oonuma