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Supported titanium-magnesium catalysts for propylene polymerization

✍ Scribed by G. D. Bukatov; S. A. Sergeev; V. A. Zakharov; A. G. Potapov

Book ID
110171033
Publisher
Springer
Year
2008
Tongue
English
Weight
501 KB
Volume
49
Category
Article
ISSN
0023-1584

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Supported titanium catalysts based on ma
Supported titanium catalysts based on magnesium dichloride—silicon tetraethoxide adduct for propylene polymerization
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Anhydrous magnesium dichloride was reacted with silicon tetraethoxide to form a solid adduct. The adduct was treated with titanium tetrachloride and an internal Lewis base to prepare supported titanium catalysts. Alkyl benzoate (PhCOOR, R Å Me, Et, n 0 Bu) or dialkyl phthalate [Ph(COOR) 2 , R Å Me,

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Surface acidic sites on supported titanium-magnesium catalyst for propylene polymerization: ESR study via adsorption of stable nitroxyl radicals
✍ Alexandr G. Potapov; Vladimir A. Zakharov; Tatijana B. Mikenas; Sergeyi A. Serge 📂 Article 📅 1997 🏛 John Wiley and Sons 🌐 English ⚖ 340 KB

## Abstract ESR was used for studying the interaction between the stable nitroxyl radical TEMPO (2,2,6,6‐tetramethylpyperidin‐1‐oxyl) and the titanium‐magnesium catalysts TiCl~4~/MgCl~2~ and TiCl~4~/MgCl~2~ · __n__D (D is either diisobutyl phthalate or 2,2‐diisobutyl‐1,3‐dimethoxypropane), as well