Other

The International Synthetic Rubber Company, Limited

Hoechst Celanese Chemical Co.

The United States of America As Represented by the United States

Celanese Gmbh

Glitsch, Inc.

Celanese Chemical Co.

Lloyd T Berg

An-I Yeh

Zuyin Yang

Rudolph J Szabados

Randi W Wytcherley

Mark G Vosburgh

Marc W Paffhausen

George Bentu

Kraig M Wendt

Richard R Rall

John W Berg

Karl J Warren

Michael J Shanahan

Stephen A Flowers

Pisant Ratanapupech

John C Orth

Joseph C Gentry

Randa W Wytcherley

John C McIntyre

Nam K Kim

Frank P McCandless

Ronald J Ramer

Terry Brix

Thomas A Edison

Thomas H Flower

Robert W Christensen

Randy W Wytcherley

Mesitylene is difficult to separate from 1,2,4-Trimethylbenzene because of the proximity of their boiling points. They are readily separated by azeotropic distillation. Effective agents are isopropyl acetate, 2-pentanol and acetonitrile.

Separation of mesitylene from 1,2,4-trimetyhlbenzene by azeotropic

9,11- Diene C18 fatty acid cannot be separated from 10,12-Diene C18 fatty acid by conventional rectification because of the proximity of their boiling points. 9,11-Diene C18 fatty acid can be readily separated from 10,12-Diene fatty acid by azeotropic distillation. Effective agents are propyl formate, butyl ether, methyl pivalate and cyclopentanone.

Separation of 9,11-Diene C18 fatty acid from 10,12-Diene C18 fatty acid

3-Methyl-2-pentenal cannot be separated from 1-butanol by conventional rectification because of the proximity of their boiling points. 3-methyl-2-pentenal can be readily separated from n-butanol by azeotropic distillation. Effective agents are dimethoxymethane, petroleum ether and tetramethylortho-silicate.

Separation of 3-methyl-2-pentenal from n-butanol by azeotropic

Mesitylene cannot be separated from 4-ethyl toluene by distillation because of the proximity of their boiling points. They are readily separated by azeotropic distillation. Effective agents are isopropyl palmitate, triacetin and methyl salicylate.

Separation of mesitylene from 4-ethyl toluene by azeotropic distillation

2-Methyl-1-butanol and 3-methyl-1-butanol are difficult to separate from 1 pentanol by conventional distillation or rectification because of the proximity of their boiling points. 2-Methyl-1-butanol and 3-methyl-1-butanol can be easily separated from 1-pentanol by extractive distillation. Effective agents are 3-carene, propylene glycol phenyl ether and dimethylsulfoxide.

Separation of 2-methyl-1-butanol and 3-methyl-1-butanol from 1-pentanol

Conjugated linoleic acids cannot be separated by distillation or rectification because of the closness of their boiling points. Conjugated linoleic acids can be separated by azeotropic distillation. Effective agents are butyraldehyde, butyl ether and 1-methyl-2-pyrrolidinone.

Separation of conjugated linoleic acids by azeotropic distillation

3-Methyl-2-pentenal cannot be separated from n-butanol by conventioal rectification because of the proximity of their boiling points. 3-methyl-2-pentenal can be readily separated from n-butanol by extractive distillation. Effective agents are 1-methyl-2-pyrrolidinone, 1,4-butanediol and phenol.

Separation of 3-methyl-2-pentenal from N-butanol by extractive

Cumene cannot be separated from 3-ethyl toulene by distillation because of the proximity of their boiling points. They are readily separated by azeotropic distillation. Effective agents are methyl salicylate, diethylene glycol butyl ether and 3-nitrotoluene.

Separation of cumene from 3-ethyl toluene by azeotropic distillation

Ethyl acetate cannot be separated from ethanol by distillation or rectification because of the closeness of their boiling points. Ethyl acetate is readily separated from ethanol by azeotropic distillation. Effective agents are ethyl ether, methyl formate and cyclohexane.

Separation of ethyl acetate from ethanol by azeotropic distillation

1,2,4-Trimethylbenzene is difficult to separate from 1,2,3-trimethylbenzene by conventional distillation or rectification because of the proximity of their boiling points. 1,2,4-trimethylbenzene can be readily separated from 1,2,3-trimethylbenzene by extractive distillation. Effective agents are 3-nitrotoluene, m-cresol and sulfolane.

Separation of 1,2,4-trimethylbenzene from 1,2,3-trimethylbenzene by

T-Amyl alcohol cannot be separated from n-butanol by distillation or rectification because of the closeness of their boiling points. T-Amyl alcohol is readily separated from n-butanol by extractive distillation. Effective agents are dimethylsulfoxide, N.N.dimethyl formamide and ethanolamine.

Separation of t-amyl alcohol from n-butanol by extractive distillation

Linoleic acid cannot be separated from linolenic acid by distillation or rectification because of the closeness of their boiling points. Linoleic acid is readily separated from linolenic acid by azeotropic distillation. Effective agents are nonane, dimethyl formamide, 2-nitropropane and pentyl propionate.

Separation of linoleic acid from linolenic acid by azeotropic

2-Methyl-1-propanol cannot be separated from t-amyl alcohol by distillation or rectification because of the closeness of their boiling points. 2-Methyl-1-propanol is readily separated from t-amyl alcohol by azeotropic distillation. Effective agents are butyl propionate, cyclohexane and 2,2-dimethoxypropane.

Separation of T-amyl alcohol from 2- methyl-1 -propanol azeotropic

t-Amyl alcohol cannot be separated from n-butanol by distillation or rectification because of the closeness of their boiling points. t-Amyl alcohol is readily separated from n-butanol by azeotropic distillation. Effective agents are propyl acetate, tetrahydrofuran and heptane.

Separation of t-amyl alcohol from n-butanol by azeotropic distillation

Acetone cannot be separated from a mixture of isopropanol and water because of the closeness of their boiling points. Acetone can be easily separated from isopropanol and water by extractive distillation. Effective extractive agents are 1-nitropropane, 3-carene, dimethylsulfoxide and 3-pentanone.

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Lloyd T Berg