Patent classifications
C
CHEMISTRY; METALLURGY
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C08
ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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C08F
MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
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C08F4/42
Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
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C08F4/44
selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
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C08F4/60
together with refractory metals, iron group metals, platinum group metals, manganese, rhenium; technetium; or compounds thereof
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C08F4/61
Pretreating the metal or compound covered by group C08F4/60 before the final contacting with the metal or compound covered by group C08F4/44
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C08F4/612
Pretreating with metals or metal-containing compounds
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C08F4/616
with silicon or compounds thereof
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C08F4/6165
and magnesium or compounds thereof
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C08F4/6165

Iron-based precatalyst and its use in the polymerization of α-olefins
10351638 · 2019-07-16 · ·

A precatalyst for the polymerization of -olefins, having the formula Fe.sub.uM.sup.alc.sub.vX.sub.w(LA).sub.y(LB).sub.z wherein: M.sup.alc is an alkali metal and/or an alkaline-earth metal; X is an anion; LA is a Lewis acid; LB is a Lewis base; u is from 0.001 to 10; v is an integer 1; w is from 1 to 20; y is from 0 to 10; z is from 0 to 10.

Iron-based precatalyst and its use in the polymerization of α-olefins
10351638 · 2019-07-16 · ·

A precatalyst for the polymerization of -olefins, having the formula Fe.sub.uM.sup.alc.sub.vX.sub.w(LA).sub.y(LB).sub.z wherein: M.sup.alc is an alkali metal and/or an alkaline-earth metal; X is an anion; LA is a Lewis acid; LB is a Lewis base; u is from 0.001 to 10; v is an integer 1; w is from 1 to 20; y is from 0 to 10; z is from 0 to 10.

IRON-BASED PRECATALYST AND ITS USE IN THE POLYMERIZATION OF ALPHA-OLEFINS
20180037678 · 2018-02-08 ·

A precatalyst for the polymerization of -olefins, having the formula Fe.sub.uM.sup.alc.sub.vX.sub.w(LA).sub.y(LB).sub.z wherein: M.sup.alc is an alkali metal and/or an alkaline-earth metal. X is an anion; LA is a Lewis acid; LB is a Lewis base; u is between 0.001 and 10; v is an integer 1; w is between 1 and 20; y is between 0 and 10;
z is between 0 and 10.

IRON-BASED PRECATALYST AND ITS USE IN THE POLYMERIZATION OF ALPHA-OLEFINS
20180037678 · 2018-02-08 ·

A precatalyst for the polymerization of -olefins, having the formula Fe.sub.uM.sup.alc.sub.vX.sub.w(LA).sub.y(LB).sub.z wherein: M.sup.alc is an alkali metal and/or an alkaline-earth metal. X is an anion; LA is a Lewis acid; LB is a Lewis base; u is between 0.001 and 10; v is an integer 1; w is between 1 and 20; y is between 0 and 10;
z is between 0 and 10.