Plastomers and Natural Polymers

As already stated, mastication reactions are not limited to elastomers but can be extended to all polymers in the viscoelastic state. It is thus interesting to note that before the fundamental study of Watson and coworkers on cold rubber [Pg.48]

Polymer Monomer % Mastication time min Monomer convers. % [Pg.50]

Allyl acrylate n-Butyl acrylate Methyl acrylate Methacrylonitrile Methyl isopropenyl ketone N-Vinyl pyrrolidone 2-Vinyl pyrrolidone Vinylidene chloride [Pg.51]

Methacrylic acid Acrylic acid Di-isobutylene Acrylonitrile Allyl acrylate Allyl methacrylate n-Butyi acrylate n-Butyl methacrylate isobutyl methacrylate 2-Chloroethyl methacrylate -Ethoxyethyl methacrylate Ethyl acrylate 2-Ethylhexyl acrylate Ethyl methacrylate Lauryl methacrylate Nonyl methacrylate N-Vinyl pyrrolidone Octyl acrylate 2-Vinyl pyridine [Pg.51]

Acrylonitrile Allyl acrylate Allyl methacrylate n-Butyl acrylate n-Butyl methacrylate Isobutyl methacrylate Divinyl benzene 2-Choroethyl methacrylate Ethyl acrylate /i-Ethoxyethyl methacrylate 2-Ethylhexyl methacrylate Ethyl methacrylate Methyl methacrylate Methylisopropenylketone Methyl vinyl ketone N-Vinyl pyrrolidone Styrene Vinylpyridine Acrylonitrile Allyl acrylate Allyl methacrylate [Pg.51]

Free polymethyl methacrylate, block polymer and free po ratyrene, respectively. (--% [Pg.53]