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Metathetic Selective Degradation of Polyisoprene: Low‐Molecular‐Weight Telechelic Oligomer Obtained from Both Synthetic and Natural Rubber
Authors:Shailendra Singh Solanky  Irne Campistron  Albert Laguerre  Jean‐Franois Pilard
Institution:Shailendra Singh Solanky,Irène Campistron,Albert Laguerre,Jean‐François Pilard
Abstract:Summary: Degradation studies of cis‐1,4‐polyisoprene were carried out using first and second generation Grubbs catalysts to achieve end‐functionalized acetoxy oligomers in both an organic solvent and a latex phase at room temperature. Well‐defined acetoxy telechelic polyisoprene structures were obtained in a selective manner with a range of equation image from 10 000 to 30 000, with a polydispersity index of around 2.5.
image

Structure produced by the metathetic depolymerization of hydroxy telechelic cis‐1,4‐polyisoprene.

Keywords:latex  metathesis  oligomers  polyisoprene  telechelics
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