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US 2017/0291913 A1Published application
Process for preparing a composition containing 2-propylheptyl silicate
AssigneeEvonik Degussa GmbH
InventorsRoland KRAFCZYK, Alexander KOEPFER, Stefanie MAYER, Burkhard STANDKE
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Abstract
A composition containing 2-propylheptyl silicate is obtained by heating ethyl silicate with an amount of 2-propylheptanol used in excess in the presence of titanium tetrabutoxide as catalyst to a temperature of not more than 220° C. while mixing, allowing them to react and, after the reaction, removing ethanol and excess 2-propylheptanol from the reaction mixture by distillation and obtaining the product, to obtain the composition comprising 2-propylheptyl silicate.
Claims10
A process for preparing a composition comprising 2-propylheptyl silicate, said process comprising:
- heating ethyl silicate with an amount of 2-propylheptanol used in excess in the presence of titanium tetrabutoxide as catalyst to a temperature of not more than 220° C. while mixing,
- allowing them to react and,
- after the reaction, removing ethanol and excess 2-propylheptanol from the reaction mixture by distillation and obtaining the product,
- to obtain the composition comprising 2-propylheptyl silicate.
1 more element
Dependencies are inferred from the claim text.