Block Copolymers: Overview and Critical Survey |
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Page 61
... TEMPERATURE ( a ) T92 ты TEMPERATURE ( b ) Fig . 4-3 . ( a ) Modulus - temperature behavior of a typical amorphous random copolymer . ( b ) Modulus - temperature behavior of a two - phase block copolymer . Single - phase block ...
... TEMPERATURE ( a ) T92 ты TEMPERATURE ( b ) Fig . 4-3 . ( a ) Modulus - temperature behavior of a typical amorphous random copolymer . ( b ) Modulus - temperature behavior of a two - phase block copolymer . Single - phase block ...
Page 121
... temperatures due to a relatively high glass transition temperature . Random copolymers of ethylene- propylene are elastomeric materials with greatly reduced crystallinity . They therefore have poorer tensile ( see Fig . 5-8 ) and ...
... temperatures due to a relatively high glass transition temperature . Random copolymers of ethylene- propylene are elastomeric materials with greatly reduced crystallinity . They therefore have poorer tensile ( see Fig . 5-8 ) and ...
Page 198
... temperature of a given homopolymer - solvent combination . Extension of the theta temperature concept to block copolymers is difficult . For homopolymers , the theta temperature may be experimen- tally defined as the temperature at ...
... temperature of a given homopolymer - solvent combination . Extension of the theta temperature concept to block copolymers is difficult . For homopolymers , the theta temperature may be experimen- tally defined as the temperature at ...
Contents
Polymer Hybrids | 7 |
Block Copolymer Architecture | 24 |
Block Copolymer Synopsis | 30 |
Copyright | |
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Common terms and phrases
A-B-A block copolymers a-methylstyrene addition anionic Appl applications behavior bisphenol blends block copolymers block copolymers containing British Patent butadiene carbonate catalyst Chapter characterization Chem Chemical claimed compositions Corp coupling crystalline crystallization dependent Dimethylsiloxane discussed displayed domains effect elastomers ethylene ethylene oxide example German Offen graft groups hard higher homopolymer important increased initiation length materials mechanical melt melting point methacrylate methyl modulus molecular weight monomer morphology nature observed obtained oligomers oxide phase phosgenation physical poly(ethylene oxide polyester polyether Polym polymerization polystyrene polysulfone polyurethanes possible prepared presence properties propylene random copolymers range reaction Refer reported Rubber Scheme segments sequence Shell showed shown siloxane similar sodium solubility solution solvent strength stress structure studies styrene styrene-butadiene-styrene sulfide synthesis TABLE technique temperature tensile terephthalate terminated thermoplastic tion transition U.S. Patent urethane values viscosity