Tri-component poly-propylene blend and method
Abstract
Abstract POLYOLEFINIC TRI-COMPONENT BLENDS CAPABLE OF BEING MOLDED INTO PRODUCTS OF EXCELLENT CLARITY AND RESISTANCE TO BLUSHING, COMPRISING (A) FROM ABOUT 65 TO ABOUT 96 PERCENT BY WEIGHT OF A CRYSTALLINE POLYMER SELECTED FROM BLOCK- AND COPOLYMERS OF PROPYLENE WITH LESS THAN 10% BY WEIGHT ALPHA-OLEFIN; (B) FROM ABOUT 2 TO ABOUT 15 PERCENT BY WEIGHT OF A POLYMER OF ETHYLENE SELECTED FROM POLYETHYLENE AND COPOLYMERS OF ETHYLENE AND LESS THAN 5% BY WEIGHT OF ALPHA-OLEFIN OF LESS THAN TEN CARBON ATOMS; AND (C) FROM ABOUT 2 TO ABOUT 20 PERCENT BY WEIGHT OF A TERPOLYMER OF ETHYLENE, PROPYLENE AND UP TO 10% BY WEIGHT OF AN UNSATURATED HYDROCARBON CONTAINING AT LEAST 1 DOUBLE BOND, SAID AMORPHOUS TERPOLYMER HAVING AN ETHYLENE CONTENT OF 20 TO 80%.
Inventors
- 👤 Harry W Coover
- 👤 Frederick B Joyner
- 👤 Doyle A Weemes
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
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