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Mario Ferraris, Francesco Rosati, Sandro Parodi, Enzo Giannetti, Giuseppe Motroni, Enrico Albizzati: Catalyst components and catalysts for the polymerization of alpha-olefins. Montedison S p A, August 16, 1983: US04399054 (265 worldwide citation)

Catalyst components which comprise the reaction product of a Ti compound and a Mg dihalide and which are in the form of spherical particles having an average diameter of 1 to 100 microns, a surface area of 300 to 500 m.sup.2 /g, and a porosity of 0.3 to 0.4 cc/g are disclosed, as are catalysts also ...


2
Parodi Sandro, Nocci Roberto, Giannini Umberto Dr, Barbe Pier Camillo Dr, Scata Umberto: Components and catalysts for the polymerization of olefins.. Montedison, February 17, 1982: EP0045977-A2 (222 worldwide citation)

Catalysts for the polymerization of alpha-olefins which comprise the reaction product of: a) an Al-alkyl compound; b) a silicon compound containing at least one Si-OR or Si-OCOR or Si-NR2 bond, R being a hydrocarbyl radical; c) a solid comprising as essential support, a Mg dihalide in active form an ...


3
Umberto Scata, Luciano Luciani, Pier C Barbe: Components of catalysts for polymerizing alpha-olefins and the catalysts formed from the components. Montedison S p A, September 2, 1980: US04220554 (135 worldwide citation)

New components of catalysts for polymerizing alpha-olefins, and the catalysts formed from the new components are disclosed. Said catalyst components are prepared by reacting Ti compounds with a carrier in the form of spheroidal particles of specified characteristics and which consists of or comprise ...


4
Umberto Scata, Luciano Luciani, Pier Camillo Barbe: Catalysts and catalyst components for polymerizing olefins. Montedison S p A, September 19, 1978: US04115319 (130 worldwide citation)

New catalyst components comprising compounds containing titanium, magnesium and halogens, and catalysts for polymerizing olefins obtained by mixing said components with organometallic Al compounds are disclosed.


5
Gianangelo Bargigia, Gerardo Caporiccio, Giuliano Carniselli: Aerosol propellant compositions. Montedison S p A, Morgan Finnegan Pine Foley & Lee, November 13, 1979: US04174295 (113 worldwide citation)

The present invention concerns new propellant compositions for aerosols. More particularly, the present invention relates to propellant compositions for aerosols, characterized in that said compositions consist of a mixture of a chlorofluorocarbon or fluorocarbon (A) containing hydrogen and selected ...


6
Paolo Roffia, Pierangelo Calini, Sergio Tonti: Method of recovering in active form the catalyst for the terephthalic acid synthesis. Montedison S p A, Morgan Finnegan Pine Foley & Lee, October 26, 1982: US04356319 (106 worldwide citation)

A method of recovering the catalyst in active form from the acetic mother liquors from the synthesis of terephthalic acid. From said mother liquors, after removal of water, there is removed by evaporation an amount of from 70 to 90% of the CH.sub.3 COOH present therein. The concentrated liquor is co ...


7
Mario Ferraris, Francesco Rosati: Process for preparing spheroidally shaped products, solid at room temperature. Montedison S p A, September 4, 1984: US04469648 (105 worldwide citation)

Solid products of spheroidal shape and having a maximum diameter of 1 to 5,000 microns are prepared starting from a mixture of at least two immiscible, mutually chemically inert liquids, one of which is in the form of a molten solid, said liquids being prsent in the mixture in a ratio such that one ...


8
Giovanni Moggi, Livio Mancini: Vulcanizable compositions based on copolymers of vinylidene fluoride and containing vulcanization accelerators which are aminophosphinic compounds. Montedison S p A, March 31, 1981: US04259463 (88 worldwide citation)

There are disclosed vulcanizable compositions of vinylidene fluoride copolymer elastomers comprising, in addition to the elastomeric fluoride copolymer, an inorganic acid acceptor, a basic compound, a polyhydroxy or polythiol vulcanizing agent, and an aminophosphinic compound of the class of phospho ...


9
Enrico Albizzati: Components and catalysts for the polymerization of olefins. Montedison S p A, September 18, 1984: US04472524 (85 worldwide citation)

Catalysts for the polymerization of alpha-olefins, comprising the product of the reaction between:


10
Umberto Giannini, Antonio Cassata, Paolo Longi, Romano Mazzocchi: Process for the stereoregular polymerization of alpha olefins. Montedison S p A, August 15, 1978: US04107413 (80 worldwide citation)

There is disclosed a process for the stereoregular polymerization of alpha olefins or mixtures thereof with ethylene conducted in the presence of highly active and stereospecific new catalysts.



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