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Related to Block copolymer: random copolymer, Heteropolymer
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  • noun

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a polymer consisting of two or more different monomers

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Block copolymers for use in coatings to improve impact resistance consist of a block that is compatible with the matrix and a second block that is incompatible.
lb, for the block copolymer, the sign of the birefringence is positive and the orientation of the spherulite radius with the optical axis is horizontal.
Ting Xu, a polymer scientist who led this project, believes that a better approach is to use block copolymers - long sequences or "blocks" of one type of monomer molecule bound to blocks of another type of monomer molecule.
Now, researchers have put a silicon-containing block copolymer to use.
Block copolymer films can be used in which phase separation forms nanoscale structures by phase-separating microdomains.
Key statement: The present invention provides a polymeric composition that includes a coupled block copolymer having a plurality of arms comprising at least two blocks of a monovinylaromatic hydrocarbon that are located on at least two of the plurality of arms, and at least one block of a conjugated diene located on at least one of the plurality of arms, and optionally one or more block copolymers comprising at least one block of monovinylaromatic hydrocarbon and at least one block of a conjugated diene, the block copolymer may be selected from linear copolymers, linear triblock copolymers, multiarm coupled block copolymers, and mixtures thereof.
We've had to develop an innovative spin-on top coat for neutralizing the surface energy at the top interface of a block copolymer film.
Global Styrene-Butadiene-Styrene (SBS) Block Copolymer Industry
Eastman's technical study reports that depending on the specific performance demands of a given HMPSA application, it is now possible to provide substantial substitution of isoprene monomers in an adhesives formulation using a blend of the KRATON Polymers SIBS (styrene-isoprene-butadiene-styrene) block copolymer and SBS (styrene-butadiene-styrene) block copolymer.
Combinatorial methods have been successfully applied by researchers at NIST to observe novel morphologies and to establish fundamental kinetic relationships in the ordering properties of block copolymer films.
The secret lies in a hybrid molecule known as a block copolymer, which Noda mixes with latex particles when making his elastomer.
The block copolymer is used to compatibilize a clay nanofiller with a thermoplastic or thermoset resin.
The composition of the block copolymer was varied with regard to the number of HS, the concentration of HS, the position of the HS, and the molecular weight of the copolymers.