1
Glen R Hoff, John L Melquist, Peter Fotis: Vapor phase polymerization with temporarily inactive titanium catalyst. Standard Oil Company, William H Magidson, Arthur G Gilkes, William T McClain, December 19, 1978: US04130699 (29 worldwide citation)

Vapor phase polymerization of an olefin which comprises conveying inactive high yield titanium catalyst component to a vapor phase polymerization reactor with a liquid comprising recycled quench liquid, reactivating said inactive high yield titanium catalyst component inside the reactor with a metal ...


2
Glen R Hoff, Peter Fotis Jr, David E Boone: Increasing the particle size of as formed polyethylene or ethylene copolymer. Standard Oil Company, Reed F Riley, Arthur G Gilkes, William T McClain, August 8, 1978: US04105846 (27 worldwide citation)

The particle size of as formed polyethylene or ethylene copolymer containing up to about fifteen percent of a C.sub.3 to C.sub.8 olefin, which is made using a promoted solid catalyst component prepared from a magnesium alkoxide, a titanium (IV) alkoxide and an alkylaluminum dichloride, is increased ...


3
Glen R Hoff, Peter Fotis: High activity catalyst for the polymerization of alpha-olefins. Standard Oil Company, Stephen L Hensley, William T McClain, William H Magidson, November 11, 1980: US04233182 (11 worldwide citation)

High activity alpha-olefin polymerization catalysts comprising an organometallic promoter and a component prepared from at least one compound of a Group IVB, VB, or VIB metal, at least one support material which is a divalent metal salt of a phosphorus acid ester having at least one phosphorous acid ...


4
John L Melquist, Nicholas K Kildahl, Peter Fotis: Catalyst for the preparation of polyalpha-olefins having broad molecular weight distributions. Standard Oil Company, Stephen L Hensley, William T McClain, William H Magidson, July 1, 1980: US04210559 (10 worldwide citation)

Catalyst for the polymerization of alpha-olefins to polymers having broad molecular weight distributions consisting essentially of an organometallic promoter and the solid reaction product of an alkylaluminum component, at least one titanium(IV) compound, and at least one zirconium(IV) compound.


5
Glen R Hoff, Peter Fotis: Catalyst and process for production of polyolefins of improved morphology. Standard Oil Co, Stephen L Hensley, William T McClain, William H Magidson, March 8, 1983: US04376064 (7 worldwide citation)

Catalyst for production of polyolefins of improved morphology comprises (A) organometallic promoter and (B) product obtained by contacting (1) at least one oxygenated compound of phosphorus with (2) catalytic complex comprising an intimate association of at least one reduced Group IVB-VB metal halid ...


6
Nicholas K Kildahl, Peter Fotis: Ethylene polymerization catalyst. Standard Oil Company, Stephen L Hensley, Arthur G Gilkes, William T McClain, December 5, 1978: US04128502 (6 worldwide citation)

Polyethylene or ethylene copolymer containing up to about twenty percent of a C.sub.3 to C.sub.8 olefin can be made by using a solid catalyst component prepared from (1) a lower alkyl magnesium alkoxide or magnesium hydroxide, (2) a titanium-aluminum compound, and (3) a lower alkyl alkylaluminum dic ...


7
Glen R Hoff, Peter Fotis: Method for the preparation of metal salts of phosphorus acid esters. Standard Oil Company, Stephen L Hensley, William T McClain, W H Magidson, November 11, 1980: US04233253 (4 worldwide citation)

Method for preparing metal salts of phosphorus acid esters comprising reacting metal salts of organic acids with phosphorus acid esters. By-product removal is facilitated such that high purity products are produced. Products are particularly useful as support materials in the preparation of highly a ...


8
Nicholas K Kildahl, Peter Fotis: Catalyst for the polymerization of alpha-olefins. Standard Oil Company, Stephen L Hensley, William T McClain, William H Magidson, February 2, 1982: US04313850 (4 worldwide citation)

Catalyst component comprising the reaction product of components comprising (1) at least one divalent metal halocarboxylate, (2) at least one oxygenated organic compound of a Group IVB or VB metal and (3) at least one organoaluminum component, provided that when (3) contains less than an effective a ...


9

10