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Optimum Higher Alcohol Mixtures For Fuels From Syngas:
Final Technical Report, October 1, 1984 to January 31, 1987 - 1987

Union Carbide

Table of Contents 72kb

Section 1
483kb

1.0

Contract Objective

1

2.0

Organization

2

3.0

Executive Summary

3
 

3.1

Goals and Approaches

3

3.2

Task 1 - Modifications of Ruthenium Catalysts

4

3.3

Task 2 - Development of Novel Catalysts

8

3.4

Task 3 - Further Study of Superior Catalysts

12

3.5

Conclusions

14

4.0

Experimental Data

16
 

4.1

Task 1:  Modifications of Ruthenium Catalysts

16
 

4.1.1

Ruthenium Catalysts for Direct Syngas Conversion

16
 

4.1.1.1

Introductions

16

Section 2
284kb

4.1.1.2

Effect of Iodide Concentration

18

4.1.1.3

Effect of Acidity on Ruthenium Catalyst Systems

24

4.1.1.4

Effect of Solvent Polarity on Ru/I/La Catalyst

32

4.1.1.5

Added Methanol Hydroformylation Catalysts

33

4.1.1.6

Product Distribution vs. H2/CO Conversion

35

Section 3
261kb

4.1.1.7

Comparison of Additives LaCl3 and SmCl3

40

4.1.1.8

Comparison of Additives SmI3 and SmCl3

40

4.1.1.9

Use of Ruthenium Cyclopentadienyl Complexes

44

4.1.1.10

Effect of Added Water

47

4.1.1.11

Effects of Solvents on Ruthenium Catalysts

49

4.1.1.12

Effects of Lewis Acids on Ruthenium Catalysts

52

4.1.1.13

Lanthanide Promoters in Phosphonium Salt Solvent

55

Section 4
277kb

4.1.1.14

Effects of Metal-Containing Additives

60

Section 5
334kb

4.1.1.15

Effects of Organic Additives

82

4.1.2

Ruthenium Catalysts for Methanol Homologation

101
 

4.1.2.1

Introduction

101

4.1.2.2

Effects of Catalyst Additives on Homologation

103

4.1.2.3

Screening of Other Catalysts for Homologation

103

4.1.2.4

Studies of Catalyst Composition

110

Section 6
472kb

4.1.2.5

The Effect of Temperature on Homologation

112

4.1.3

Task 1 Summary

121

4.2

Task 2 - Development of Novel Catalysts

127
 

4.2.1

Cobalt Catalysts

127
 

4.2.1.1

Introduction

127

4.2.1.2

Novel Solvents with Cobalt Catalysts

128

Section 7
391kb

4.2.1.3

Methanol Homologation with Cobalt Catalysts

142

4.2.1.4

Reactions of Novel Cobalt Catalysts

149

4.2.2

Copper Catalysts

151
 

4.2.2.1

Introduction

127

4.2.2.2

Effect of Solvent in the Cu/Methoxide System

152

4.2.2.3

Effect of the Type of Base in the Cu System

152

4.2.2.4

Effect of Additives on the Cu/Methoxide System

156

4.2.2.5

Esters as Substrates in the Cu/Methoxide System

159

4.2.2.6

Copper Catalyst Recycle Experiments

162

4.2.2.7

Amine Trapping Agents in the Copper System

164

Section 8
442kb

4.2.2.8

Reactivity of a Cu Cyclopentadienyl Complex

172

4.2.2.9

The Copper System Under Standard Conditions

174

4.2.2.10

Identification of Solids Formed

178

4.2.2.11

New Solvents for the Copper System

181

4.2.2.12

New Ligands for the Copper System

183

4.2.2.13

Investigation of Cupric Methoxide

186

4.2.2.14

Redox Control in the Copper System

188

4.2.2.15

Investigation of Other Bases

190

4.2.2.16

Attempts to Increase Hydrogenation Activity

194

4.2.2.17

Copper Hydride in the Copper/Methoxide System

196

Section 9
307kb

4.2.2.18

The Copper/Methoxide System in Dry Solvents

201

4.2.2.19

Investigation of a Complex Reducing Agent

203

4.2.3

Iron Catalysts

204
 

4.2.3.1

Introduction

204

4.2.3.2

Reduction of CO by Everitt's Salt System

206

4.2.3.3

Everitt's Salt System Under Pressure

207

4.2.4

Other Catalysts

210
 

4.2.4.1

Introduction

210

4.2.4.2

Novel Solvent-Metal Combinations

211

4.2.4.3

Effects of Solvents on Rhodium Catalysts

215

4.2.4.4

Low Pressure Runs with Cu and Co Complexes

218

4.2.4.5

Screening of Various Other Catalysts

221

Section 10
396kb

4.2.5

Task 2 Summary

224

4.3

Task 3 - Further Study of Superior Catalysts

229
 

4.3.1

Ruthenium-Based Catalysts for Methanol Homologation

229
 

4.3.1.1

Introduction

229

4.3.1.2

Scale-up of the Methanol Homologation System

231

4.3.1.3

Statistically Designed Experiments

234

Section 11
347kb

4.3.1.4

Studies of Catalysts Composition and Precursors

248

4.3.1.5

Studies of Catalysts Additives and Solvents

258

Section 12
636kb

4.3.1.6

Further Studies of Catalyst Additives

274

4.3.2

Task 3 Summary

290

5.0

Conclusions and Opportunities for Future Research

292

6.0

Appendixes

295
 

6.1

Appendix A.  Use of Code System

295

6.2

Appendix B.  Procedures for Catalyst Testing

296

6.3

Appendix C.  Procedures for Product Analysis

306