Block Copolymers: Overview and Critical Survey |
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Page 61
Overview and Critical Survey Allen Noshay, James E. McGrath. MODULUS COPOLYMERI B MODULUS TOA Tg A / B TEMPERATURE ( a ) T92 ты TEMPERATURE ( b ) Fig . 4-3 . ( a ) Modulus - temperature behavior of a typical amorphous random copolymer ...
Overview and Critical Survey Allen Noshay, James E. McGrath. MODULUS COPOLYMERI B MODULUS TOA Tg A / B TEMPERATURE ( a ) T92 ты TEMPERATURE ( b ) Fig . 4-3 . ( a ) Modulus - temperature behavior of a typical amorphous random copolymer ...
Page 92
... modulus and the storage modulus peaks are af- fected by these variations . The loss modulus is broadened by the pres- ence of block sequences . At a given polystyrene content , the modulus of a block copolymer is much higher than that ...
... modulus and the storage modulus peaks are af- fected by these variations . The loss modulus is broadened by the pres- ence of block sequences . At a given polystyrene content , the modulus of a block copolymer is much higher than that ...
Page 382
... modulus - temperature behavior of the coupled polyol is similar to that of high molecular weight polycaprolactone ( Tm ~ 50 ° C ) , i.e. , the carbamate linkage is not noticed . Modulus ( psi ) 1000 800 600 400 200 T T X 300 % Modulus ...
... modulus - temperature behavior of the coupled polyol is similar to that of high molecular weight polycaprolactone ( Tm ~ 50 ° C ) , i.e. , the carbamate linkage is not noticed . Modulus ( psi ) 1000 800 600 400 200 T T X 300 % Modulus ...
Contents
Polymer Hybrids | 7 |
Block Copolymer Architecture | 24 |
Block Copolymer Synopsis | 30 |
Copyright | |
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A-B-A block copolymers a-methylstyrene acrylonitrile adipate anionic behavior Benzene bisphenol blends block copolymers containing British Patent butadiene catalyst CH₂ Chem Chemical compositions cross-linked crystalline diblock diisocyanate Dimethylsiloxane displayed domains elastomeric elastomers end groups ethylene oxide films French Patent German Offen graft copolymers homopolymer initiation Internationale Research Maatschappij Isoprene Japanese Patent Macromolecules Makromol Matzner mechanical properties melting point methacrylate methyl modulus molecular weight monomer morphology n-Butyllithium naphthalene Netherlands Patent Appl oligomers phase Phillips Petroleum Phillips Petroleum Co phosgenation Plast poly(ethylene oxide poly(tetramethylene polyamide polybutadiene polyester polyether polyisoprene Polym polymerization polystyrene polysulfone polyurethanes prepared propylene sulfide random copolymers reaction reported Research Maatschappij N.V. Rubber Scheme segments Shell Internationale Research siloxane sodium Soedin solubility solution solvent structure styrene styrene-butadiene styrene-butadiene-styrene styrene-isoprene-styrene synthesis TABLE technique temperature tensile strength terephthalate tetrahydrofuran Tetramethylene thermoplastic tion triblock two-phase U.S. Patent urethane vinyl viscosity Vysokomol