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Transition And Organic Metals Composition Catalysts For Addition Polymerization
(AREA)
Abstract
PROVIDED IS A METHOD OF PRODUCING VINY-CIS-A-POLYBUTADIENE HAVING TCP/ML1+4 OF BETWEEN 2.2 AND 5.0 AND INCLUDING THE CIS POLYMERIZATION STEP (A) AND THE VINYL POLYMERIZATION STEP (B), IN WHICH A TOTAL ADDITION AMOUNT OF THE FIRST ORGANIC ALUMINUM COMPOUND AND ORGANIC HALOGEN COMPOUND RELATIVE TO 1 MOL OF WATER IS 0.5 TO 1.5 MOL; THE FIRST ORGANIC ALUMINUM COMPOUND IS A NON-HALOGENATED ORGANIC ALUMINUM COMPOUND AND AN ADDITION AMOUNT OF THE ORGANIC HALOGEN COMPOUND RELATIVE TO 1 MOL OF THE NON-HALOGENATED ORGANIC ALUMINUM COMPOUND IS 1.5 TO 9.0 MOL; AND AN ADDITION AMOUNT OF THE 1,4 POLYMERIZATION CATALYST RELATIVE TO 1 MOL OF THE CONJUGATED DIENE MONOMER IS 0.85 TO 3.00 µMOL, AND VINYL-CIS-POLYBUTADIENE OBTAINED BY THE AFOREMENTIONED METHOD.
MYPI2013001009A2013-03-222013-03-22Method of producing vinyl-cis-polybutadiene
MY160873A
(en)