Ngo-1958, iGoodrich Chemical Company (manje eseyiqanjwe kabusha ngokuthi i-Lubrizol) yabhalisa okokuqala uhlobo lwe-TPU i-Estane. Eminyakeni engu-40 edlule, kube namagama emikhiqizo angaphezu kuka-20 emhlabeni wonke, futhi uhlobo ngalunye lunochungechunge lwemikhiqizo eminingi. Njengamanje, abakhiqizi bempahla eluhlaza ye-TPU ikakhulukazi bahlanganisa...
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