metallocene catalysts造句

The 1990s brought forward a new range of post-metallocene catalysts.
Exxon will contribute its new Exxpol metallocene catalyst technology.
The polymerization reaction of alkenes occurs similarly to the reactions in metallocene catalysts:
Important post-metallocene catalysts are based on hafnium.
Typical post-metallocene catalysts feature bulky, neutral, alpha-diimine ligands.
It's difficult to find metallocene catalysts in a sentence. 用metallocene catalysts造句挺难的

With metallocene catalysts, every reaction takes place at a big spot in the center.
For the metallocene catalysts, the cyclopentadienyl ligands ( or their surrogates ) fulfill this role.
The Dutch plant will continue to produce high-value polyethylene, using non-metallocene catalysts.
This method is based on homogeneous metallocene catalysts such as the Kaminsky catalyst discovered in the 1970s.
MDPE can be produced by chromium / silica catalysts, Ziegler-Natta catalysts or metallocene catalysts.
One major effort was on DuPont Versipol post-metallocene catalysts for ethylene coordination polymerization and copolymerization.
Commercial synthesis of syndiotactic polypropylene is carried out with the use of a special class of metallocene catalysts.
The phosphinimide ligands provide an alternative to metallocene catalysts due to their capability to be easily altered during synthesis.
The first group of the catalysts encompasses solid ( mostly supported ) catalysts and certain types of soluble metallocene catalysts.
It can be produced commercially either with a special type of supported Ziegler-Natta catalyst or with some metallocene catalysts.

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