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JPS521434B2 |
1436000 Catalyst for the production of liquid polybutadiene SUMITOMO CHEMICAL CO Ltd 4 July 1973 [5 July 1972] 31907/73 Heading C3P Butadiene is polymerized to a mainly cis-1,4 liquid polymer using a catalyst comprising (a) an organoalum...
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JPS521431B2 |
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JPS521428B1 |
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JPS51137690A |
A method of polymerization of butadiene to form polymers with a high (greater than 90 percent) content of cis-1,4 configuration wherein a mixed fluoride bearing catalyst system is utilized to control the polymerization rate and the molec...
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JPS51137787A |
Chloroprene is polymerised in aq. emulsion using free radical initiators and opt. polymerisation inhibitors. Polymerisation is effected in a closed vertical cylindrical reactor having a length/dia. ratio of 2-3.1, with round corners havi...
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JPS5132611B1 |
A new catalyst system, for the homo- and copolymerization of olefins, conjugated or unconjugated dienes or mixtures thereof, is composed of a Ziegler catalyst transition metal compound and an aluminum compound having the general formula:...
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JPS5128298B2 |
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JPS5189590A |
A process for producing cis-1,4-polybutadiene by contacting butadiene with a catalyst consisting of (1) at least one organoaluminum compound, (2) at least one organonickel compound selected from the class consisting of nickel salts of ca...
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JPS5117996B1 |
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JPS5134289A |
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JPS5128195A |
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JPS5122786A |
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JPS5111883A |
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JPS5111885A |
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JPS5111884A |
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JPS518391A |
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JPS514287A |
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JPS5029870B1 |
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JPS5027078B1 |
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JPS5023709B2 |
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JPS5011950B2 |
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JPS5030948A |
Vulcanizable compositions of increased resistance to tearing, which comprise (a) vulcanizable elastomer, (b) vulcanization ingredients and (c) a processing cross-linkable oil consisting at least partly of liquid polybutadiene of molecula...
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JPS5027885A |
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JPS502628B2 |
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JPS502627B2 |
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JPS4940681B1 |
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JPS4938024B1 |
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JPS4920626B1 |
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JPS4911269B1 |
1301418 Olefin polymerization catalyst MITSUBISHI CHEMICAL INDUSTRIES Ltd 4 June 1971 [6 June 1970] 19110/71 Heading C3P A catalyst for olefin polymerization comprises (a) the hydrocarbon-insoluble product of the reduction of a mixture o...
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JPS4838228B1 |
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JPS4855181A |
Metal-organic complexes of DT2243664 of gen form. (I): RnM M'Rn where R = a ligand contg. one or more C, H, O, N, S or P-atoms; n = 1,2 or 3; M and M' = same or different transition metals, = at least a sterically-exposed metal-metal bon...
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