发明授权
US5961906A Biodegradable and compostable plastic articles, including flat-shaped articles 失效
可生物降解和可堆肥的塑料制品,包括平型物品

Biodegradable and compostable plastic articles, including flat-shaped
articles
摘要:
The use of dispersions of polyurethanes containing urea groups and based on selected starting materials, optionally via the intermediate stage of granules obtained by spray drying the dispersions, for the production of fully biodegradable shaped bodies.
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