Provided is a medicine container which contributes to improved stability of a protein preparation stored therein. This medicine container for storing a protein preparation contains a hydrogenated block copolymer.

Provided is a medicine container which contributes to improved stability of a protein preparation stored therein. This medicine container for storing a protein preparation contains a hydrogenated block copolymer.

Expandable styrene polymers comprising polymeric brominated flame-retardant, wherein the polymeric brominated flame-retardant comprises at least one brominated polybutadiene block having a bromination degree between 33 and 75%, based on the double bonds in the polybutadiene block before bromination, a process for producing such expandable styrene polymers by suspension polymerization and particulate foam moldings made therefrom.

Expandable styrene polymers comprising polymeric brominated flame-retardant, wherein the polymeric brominated flame-retardant comprises at least one brominated polybutadiene block having a bromination degree between 33 and 75%, based on the double bonds in the polybutadiene block before bromination, a process for producing such expandable styrene polymers by suspension polymerization and particulate foam moldings made therefrom.

The present invention relates to an improved process for the preparation of poly (1,3-alkenes)-block-poly (alkylene oxides) copolymers. Furthermore, this invention also relates to the purification of crude amphiphilic block copolymers PD-b-PAO having oligomers and low molecular weight polymers.

The present invention relates to an improved process for the preparation of poly (1,3-alkenes)-block-poly (alkylene oxides) copolymers. Furthermore, this invention also relates to the purification of crude amphiphilic block copolymers PD-b-PAO having oligomers and low molecular weight polymers.

An antistatic agent for thermoplastic resins (Z) containing a block polymer (A) having a block of a hydrophobic polymer (a) and a block of a hydrophilic polymer (b) as structure units, and a C6-C18 branched alkylbenzenesulfonate (S); an antistatic resin composition (Y) containing the antistatic agent (Z) and a thermoplastic resin (E); and a molded article of the antistatic resin composition (Y).

An antistatic agent for thermoplastic resins (Z) containing a block polymer (A) having a block of a hydrophobic polymer (a) and a block of a hydrophilic polymer (b) as structure units, and a C6-C18 branched alkylbenzenesulfonate (S); an antistatic resin composition (Y) containing the antistatic agent (Z) and a thermoplastic resin (E); and a molded article of the antistatic resin composition (Y).

A pressure-sensitive adhesive composition includes a block copolymer containing a polymer block (A) and a (meth)acrylic polymer block (B), wherein the polymer block (A) contains either or both of a maleimide compound and an amide group-containing vinyl compound as a constitutional monomer thereof and has a glass transition temperature of 100° C. or higher, and the (meth)acrylic polymer block (B) contains at least one selected from compounds represented by general formula (1) as a major constitutional monomer thereof and has a glass transition temperature of 10° C. or below.
CH.sub.2═CR.sup.1—C(═O)O(R.sup.2O).sub.n—R.sup.3  (1)
(wherein, R.sup.1 represents hydrogen or a methyl group; R.sup.2 represents a linear or branched C.sub.2-6 alkylene group; R.sup.3 represents hydrogen, a C.sub.1-20 alkyl group, or a C.sub.6-20 aryl group; and n represents 0 or an integer from 1 to 100.)

Here are described polymers comprising monomeric units from vinylimidazole derivatives and their use in electrode materials and/or electrolyte compositions, as well as their methods of preparation. Also described are electrode materials, electrodes, and electrochemical cells comprising the polymers and their use.