Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1976-05-19
1978-04-25
Smith, Edward J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
252428, 252430, 526 96, 526126, 526142, 526348, 526352, C08F 402, C08F 1002
Patent
active
040864081
ABSTRACT:
Supported bis-cyclopentadienyl chromium [II] catalysts are modified with compounds having in their structure the moiety ##STR1## IN ORDER TO IMPROVE THE TOUGHNESS AND IMPACT STRENGTH OF THE RESULTING ETHYLENE POLYMERS MADE THEREWITH.
REFERENCES:
patent: 3280096 (1966-10-01), MacKenzie
patent: 3709853 (1973-01-01), Karapinka
Karol Frederick John
Wu Chi-Sung
O'Connell James J.
Smith Edward J.
Union Carbide Corporation
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