Examples of 'type catalyst' in a sentence
Meaning of "type catalyst"
type catalyst: This phrase typically refers to a substance or factor that causes or speeds up a particular reaction, process, or change of a certain type
How to use "type catalyst" in a sentence
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Advanced
type catalyst
The preferred catalyst is a sponge metal type catalyst.
Both an amine type catalyst and an organometallic catalyst can be employed in combination.
As a catalyst a metallocene type catalyst is used.
Suitable cobalt type catalyst systems contain cobalt salts and an amine.
Isomerization units typically use a zeolite or mordenite type catalyst.
A Ni or NiMo type catalyst is preferably used.
The reactor preferably contains an acidic cation exchange resin type catalyst.
Preferably, a NiMo type catalyst is used.
The different reactions are carried out in the presence of a conventional acid type catalyst.
Preferably, a NiMo type catalyst is used on an alumina support.
The combination of impregnating and fixing steps can form a shell type catalyst.
The fixed-bed type catalyst was a nickel on alumina catalyst.
Polymer prepared with a Ziegler-Natta type catalyst.
A supported Ziegler-Natta type catalyst precursor prepared according to the process of claim 1.
Process according to claim 8 wherein the catalyst is a chromium oxide type catalyst.
See also
A process for the preparation of a Ziegler-Natta type catalyst having a granular support comprising,.
In some embodiments, the polyethylene is produced with a Ziegler-Natta type catalyst.
A Ziegler-Natta type catalyst precursor prepared according to the above-mentioned process is also described.
Process according to claim 8 wherein the catalyst is a Ziegler-Natta type catalyst.
Catalyst Any known Ziegler-Natta type catalyst can be used in the process.
Preferably, the random polypropylene copolymer is manufactured using a Ziegler-Natta type catalyst system.
A Ni / CZP type catalyst was synthesized in this purpose.
However, water is a strong poison for all known Ziegler-Natta type catalyst systems.
The synthetic zeolite is a ZSM-5 type catalyst obtained from Mobil Chemical Corporation.
In the first polymerization reactor, a polypropylene homopolymer was produced using a Zeigler-Natta type catalyst.
A Ziegler-Natta type catalyst was used.
Examples of the liquid catalyst may include a metallocene catalyst and a Ziegler-Natta type catalyst.
As the catalyst, a palladium-carbon type catalyst is particularly preferred.
The present invention relates to an ethylene polymerisation process using a Ziegler-Natta type catalyst system.
Thus, a noble metal type catalyst can readily be used in step a3.
The inventive process is particularly preferred for a process for the preparation of a Ziegler-Natta type catalyst.
A Ziegler-Natta type catalyst is mixed with a aluminum alkyl co-catalyst.
The present invention relates to a process for preparing a Ziegler-Natta type catalyst based on a vanadium compound.
The solid Ziegler-Natta type catalyst component ( a ) may be made by various methods.
Such stream feeds the first stage of reaction 6 which contains a copper-zinc oxide type catalyst.
The solid Ziegler-Natta type catalyst component ( a ) can be made by various methods.
However, the present invention is applicable to TCC type catalyst.
The preferred Friedel-Crafts type catalyst for the reaction of step ( c ) is aluminum chloride.
In a first variation, the sulphonylating agent and the Lewis acid type catalyst are charged.
Other methods of preparing solid Ziegler-Natta type catalyst component ( a ) are disclosed in U. S.
The process of claim 1 wherein the catalyst is a Ziegler-Natta type catalyst.
Many such polymers are produced with a constrained geometry type catalyst system at low temperatures ( < 135°C ).
A multimodal polymer composition as claimed in claim 11, wherein the polymerisation catalyst is a Ziegler-Natta type catalyst.
Preferably, a catalyst containing a ZSM-5 type catalyst is used.
A process according to any foregoing claim, wherein the catalyst comprises a ZSM-11 type catalyst.
In step b, a Pt / alumina type catalyst.
In one embodiment, for an inventive process, the catalyst is a Ziegler-Natta type catalyst.
As an example, it is possible to use a cobalt / molybdenum on alumina type catalyst in step a1.
Method in accordance with any of claims 12 to 19, wherein the catalyst is a Ziegler-Natta type catalyst.
As an example, it is possible to use a nickel / molybdenum on alumina type catalyst in step a1.
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