A raw rubber for millable polyetherpolyurethaneelastomer was prepared.
研制了一种新型的聚醚型聚氨酯生胶。
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Polyetherpolyurethaneelastomer material was prepared based on polypropylene oxide glycol, toluene diisocyanate (TDI) and DEG as main base meterial, LDA and APP as flame retardants.
The material with specified formula was studied by accelarated weathering test, chain extension test, and reproducable test. Results show that the polyurethaneelastomer of azido-polyether …