THERMOPLASTIC POLYURETANE RESIN COMPOSITION, THERMOPLSTIC POLYURETHANE RESIN USING THE SAME COMPOSITION AND PACKINGS COMPOSED OF THE SAME RESIN
PURPOSE:To obtain the subject composition remarkably improved in heat resistance, compression set properties and low-temperature characteristics by reacting p-phenylene diisocyanate with a polymeric polyol and a chain extender and including the unreacted isocyanate in the resultant resin. CONSTITUTI...
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