Separation of the divinyl ether of diethylene glycol or triethyl

Details Separation of the divinyl ether of diethylene glycol or triethyl Separation of the divinyl ether of diethylene glycol or triethyl

1998-09-23

2000-07-25

Richter, Johann

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

568619, 568616, 203 36, 203 37, 203 50, 203 63, C07C 4316

Patent

active

060938552

ABSTRACT:
The divinyl ethers of diethylene glycol or triethylene glycol are separated from the monovinyl ether of the corresponding oligoethylene glycol by distillation, a metal hydroxide being added to the vinyl ether mixture.

REFERENCES:
patent: 1959927 (1934-05-01), Reppe
patent: 3492358 (1970-01-01), Gurgiolo et al.
patent: 5723685 (1998-03-01), Heider et al.
Yoshiyuki, Pat. Abst. of Japan, vol. 12, No. 270 (C-515), Jul. 27, 1988 (English abstract of JP 63 051344, Mar. 4, 1988).

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