Polyurethane (PU), eo lebitso la eona le felletseng e leng polyurethane, ke motsoako oa polymer.E ile ea hlahisoa ke Otto Bayer le ba bang ka 1937. Polyurethane e na le mekhahlelo e 'meli: mofuta oa polyester le mofuta oa polyether.Li ka etsoa ka polasetiki ea polyurethane (haholo-holo foam), likhoele tsa polyurethane ...
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