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Use of sol‐gel analysis to estimate chain scission during vulcanization. Part II. Peroxide vulcanization of synthetic cis ‐polyisoprene
Author(s) -
Bristow G. M.
Publication year - 1964
Publication title -
journal of applied polymer science
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.575
H-Index - 166
eISSN - 1097-4628
pISSN - 0021-8995
DOI - 10.1002/app.1964.070080411
Subject(s) - vulcanization , isoprene , chain scission , peroxide , polymer chemistry , bond cleavage , organic peroxide , natural rubber , chemistry , materials science , polymer science , organic chemistry , copolymer , polymer , catalysis
Sol‐gel analysis indicates that in the vulcanization of synthetic cis ‐polyisoprene by dicumyl peroxide there are only 2–3 sites of scission per 100 crosslinked isoprene units, a value closely comparable with that observed for natural rubber.