Process for the production of terminally blocked polyglycol...

Details Process for the production of terminally blocked polyglycol... Process for the production of terminally blocked polyglycol...

C - Chemistry, Metallurgy

08

G

402/370

C08G 65/32 (2006.01) B01D 19/04 (2006.01) C08G 65/337 (2006.01) C11D 1/72 (2006.01)

Patent

CA 1338277

In an improved process for the production of terminally blocked alkyl polyalkylene glycol ethers (I), alkyl polyalkylene glycol ethers (IV) are reacted with an organic halide (V) at 60 to 140°C in the presence of 80 to 100% by weight solid, particulate alkali metal hydroxide, the molar ratio of (V) to (IV) being from (1.5 to 2):1 and the molar ratio of alkali metal hydroxide to (IV) being from (1.5 to 2):1.

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