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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C08F4/62
Refractory metals or compounds thereof
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C08F4/64
Titanium, zirconium, hafnium or compounds thereof
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C08F4/64003
the metallic compound containing a multidentate ligand, i.e. a ligand capable of donating two or more pairs of electrons to form a coordinate or ionic bond
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C08F4/6401

HOMOGENEOUS SINGLE SITE CATALYST AND ITS USE IN PREPARING LINEAR POLYETHYLENE
20230201815 · 2023-06-29 ·

The present invention discloses a homogeneous, single site catalyst of formula (I) and a process for preparation thereof using a ligand. The present invention further discloses a process for preparation of linear polyethylene of high molecular weight and degree of crystallinity by using the homogeneous, single site catalyst of formula I.

##STR00001##

HOMOGENEOUS SINGLE SITE CATALYST AND ITS USE IN PREPARING LINEAR POLYETHYLENE
20230201815 · 2023-06-29 ·

The present invention discloses a homogeneous, single site catalyst of formula (I) and a process for preparation thereof using a ligand. The present invention further discloses a process for preparation of linear polyethylene of high molecular weight and degree of crystallinity by using the homogeneous, single site catalyst of formula I.

##STR00001##