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nature : the catalyst (such as iodine, sulfur, selenium, etc.) by the presence of inorganic acid and heat up the role of the disproportionation reaction Rosin. Mainly dehydroabietyl acid, rosin acid and dihydro-tetrahydrocannabinol rosin acid mixture. Not by air oxidation. Its indiscriminate sodium or potassium soap emulsifier used for the polymerization. Polymerization not affect the speed and make the synthetic rubber has an excellent viscosity and mechanical properties.
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