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US5616623A Process for the decompostion of polyurethane plastics 失效
聚氨酯塑料分解工艺

Process for the decompostion of polyurethane plastics
摘要:
A process for the decomposition of polyurethane plastic waste materials in which a compound containing at least two isocyanate-reactive hydrogen atoms (e.g., glycol) and polyurethane plastic, together with 2 to 20 times the amount of previously regenerated material, are treated in a mixing and comminution device.
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