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Dielectric study of subchain dynamics and dimension: butadiene-isoprene block copolymers

✍ Scribed by Keiichiro Adachi; Hitotsugu Hirano; Tadao Kotaka


Book ID
115990093
Publisher
Elsevier Science
Year
1994
Tongue
English
Weight
480 KB
Volume
172-174
Category
Article
ISSN
0022-3093

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## Abstract The surface morphology of thermooxidative degraded polystyrene–isoprene–styrene (SIS) and polystyrene–butadiene–styrene (SBS) thermoplastic block copolymers was studied by scanning electron microscopy. Surface changes caused by heating the samples in a pyrolyzer for 15 and 30 min were p