Examples of 'complex catalyst' in a sentence
Meaning of "complex catalyst"
A complex catalyst refers to a substance that initiates or speeds up a chemical reaction without itself undergoing any permanent change
How to use "complex catalyst" in a sentence
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complex catalyst
Preferably the catalyst is a platinum complex catalyst.
A metal complex catalyst is preferred as the metal catalyst.
Decomposition of the desired manganese complex catalyst is thereby avoided.
The homogeneous catalyst system of the invention includes a Group VIII metal carbonyl complex catalyst.
A process for producing a rhodium complex catalyst which comprises.
The copper complex catalyst may require a counter ion, to keep electric neutrality.
Any suitable double metal cyanide complex catalyst may also be used.
The release sheet of any of claims 1 to 7 wherein the catalyst is a platinum complex catalyst.
A silylated double metal cyanide complex catalyst comprising zinc hexacyanocobaltate.
In general, the carbonylation reaction requires a rather complex catalyst.
A catalytic amount of a complex catalyst consisting essentially of rhodium in complex combination with.
In the process of the present invention, a composite metal cyanide complex catalyst is present.
The composite metal cyanide complex catalyst can be produced by known production methods.
A method according to claim 2 or 3 wherein zinc is used together with the nickel complex catalyst.
Preparation of filterable double metal cyanide complex catalyst for alkylene oxide polymerisation.
See also
The metal complex catalyst composition of any one of the preceding claims, further comprising a support.
The concentration of double metal cyanide complex catalyst in the polyol was 30 ppm.
The process of claim 1 wherein the reductive hydroformylation catalyst comprises a metal-ligand complex catalyst.
The metal phosphonic acid complex catalyst is also advantageously present for further solid state polymerization.
The catalyst utilized in the present invention is a rhodium complex catalyst of the empirical formula,.
The Group IV metal complex catalyst was prepared as disclosed by Devore et al.
The difunctional poly ( propylene glycol ) had been prepared using a double metal cyanide complex catalyst.
In that case, the life of the rhodium complex catalyst may also be shortened.
The process of claim 5 wherein said oxyalkylation catalyst comprises a double metal cyanide complex catalyst.
The dimetal cyanide complex catalyst can then be dried to a powder, which allows stable storage.
In yet another embodiment the solid double metal cyanide complex catalyst used has a general formula,.
A double metal cyanide complex catalyst according to claim 4 wherein the calcium compound comprises calcium chloride.
A process for purifying a polyol containing a double metal cyanide complex catalyst which comprises the steps of,.
One DMC complex catalyst found particularly suitable for use is a zinc hexacyanometallate of formula,.
A process for preparing a double metal cyanide complex catalyst for alkylene oxide polymerisation which comprises,.
The process of Claim 1 wherein the hydroformylation catalyst comprises a metal-organopolyphosphite ligand complex catalyst.
Forming a Lewis acid-hydrocarbon complex catalyst comprising the product of reaction of at least.
The method comprises using, as a polymerization catalyst, a DMC complex catalyst of the invention.
The ruthenium complex catalyst can optionally further be coordinated to a Lewis acid, such as AlCl3.
Comparative Example 1 This example demonstrates the preparation of a non-encapsulative double metal cyanide complex catalyst.
A composite metal cyanide complex catalyst is typically represented by the following formula ( 1 ),.
The process of claim 1 wherein the Group VIII metal carbonyl complex catalyst includes rhodium.
If the ruthenium complex catalyst is charged, it further comprises non-coordinating anions ( Y ).
The process according claim 9, wherein the ruthenium complex catalyst is selected from the group of,.
The partial polymerization of the Mixtures 1 and 2 is obtained using a platinum-vinyl siloxane complex catalyst.
In one embodiment of the invention, the metal complex catalyst ( C ) is a ruthenium complex catalyst.
Preferably, a catalyst is present during step ( a ) which catalyst ( component ( v ) ) comprises a tin complex catalyst.
In one embodiment of the invention, the ruthenium complex catalyst comprises a chiral phosphine ligand ( D ).
The process of Claim 17 wherein the metal of the metal-organopolyphosphite ligand complex catalyst is rhodium.
The bispyridine ruthenium complex catalyst ( 8 ) described in the publication by Chen-Xi Bai et al ., Org.
A method as claimed in claim 1 characterised in that the DMC complex catalyst is a zinc hexacyanocobaltate . ".
For example, the zinc hexacyanocobaltate complex catalyst of Example 3 contains 6.9 weight percent cobalt.
First, the following will describe the metal complex catalyst of formula ( 1 ).
A process as claimed in claim 1 wherein the Group VIII metal carbonyl complex catalyst is HRh ( CO ) ( PPh3 ) 3.
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