Precious Metal Leaching Chemistry

Author: Yu Jianmin
Publisher:
Publish Date: 2005-01-01
Features:
1 Introduction
1.1 Noble Metal Resources
1.1.1 Discovery of Noble Metals
1.1.2 Noble Metal Resources
1.1.3 Characteristics of Platinum Group Metal Minerals
1.2 Properties and Applications of Noble Metals
1.3 Separation Methods of Noble Metals
References
2 Noble Metal Aquatic Chemistry
2.1 Summary of Major Noble Metal Chloro Complexes
2.2 Relationship Between Stability of Noble Metal Complexes and Atomic Structure
2.2.1 Stability Rules of Noble Metal Complexes
2.2.2 Reactivity of Noble Metal Chloro Complexes
2.3 Relationship Between Noble Metal Aquatic Chemistry and Extraction Performance
2.4 Dissolution Methods for Noble Metal Materials
2.4.1 Dissolution of Soluble Materials
2.4.2 Dissolution of Insoluble Materials
References
3 Basic Principles of Noble Metal Extraction Chemistry
3.1 Noble Metal Extraction Systems
3.2 Extraction Mechanism of Noble Metals
3.2.1 Coordination Substitution Mechanism
3.2.2 Ion Association Mechanism
3.2.3 Ion Exchange Mechanism
3.2.4 Solvation Extraction Mechanism
3.3 Methods for Studying the Extraction Mechanism of Noble Metals
References
4 Noble Metal Extractants
4.1 Principles for Selecting Noble Metal Extractants
4.2 Relationship Between Structure and Performance of Noble Metal Extractants
4.2.1 Neutral Extraction Systems
4.2.2 Anionic Extraction Systems
4.2.3 Chelating Extraction Systems
4.3 Synthesis of Common Noble Metal Extractants
4.3.1 Dibutyl Capryl Alcohol (DBC)
4.3.2 Diisopentyl Sulfide (S201)
4.3.3 Diisononyl Sulfide (219)
4.3.4 Petroleum Sulfide (PS)
4.3.5 Diisononyl Sulfone (DIOSO)
4.3.6 Petroleum Sulfone (PSO)
4.3.7 Octyl Aniline
4.3.8 Trialkyl Phosphine Oxide (Domestic TRPO)
4.4 Analysis and Identification of Common Noble Metal Extractants
4.4.1 Overview
4.4.2 Common Methods and Application Scope
4.4.3 Analysis and Identification of Common Noble Metal Extractants
4.4.3.1 Analysis and Identification of Diisopentyl Sulfide (S201)
4.4.3.2 Analysis and Identification of Dibutyl Capryl Alcohol (DBC)
4.4.3.3 Analysis and Identification of Sulfones
References
5 Gold Extraction Chemistry
5.1 Overview
5.2 Extraction of Gold(III) Chloro Complexes
5.2.1 Oxygen-Containing Extractants
5.2.1.1 sec-Butyl Alcohol Extraction and Purification of Gold
5.2.1.2 Mixed Alcohol (ROH) Extraction and Purification of Gold
5.2.1.3 Methyl Isobutyl Ketone (MIBK) Extraction and Purification of Gold
5.2.1.4 Diisobutyl Ketone (DIBK) Extraction and Purification of Gold
5.2.1.5 Diethyl Ether (ET2O) Extraction and Refining of High-Purity Gold
5.2.1.6 Dibutyl Capryl Alcohol (DBC) Extraction and Purification of Gold
6 Palladium Extraction Chemistry
7 Platinum Extraction Chemistry
8 Rhodium and Iridium Extraction Chemistry
9 Osmium, Ruthenium, and Silver Extraction Chemistry
10 Cascade Extraction of Noble Metals
11 Full Extraction and Separation Process of Noble Metals
12 Synergistic Extraction of Noble Metals
13 Solvent Extraction Kinetics of Noble Metals
14 Brief Introduction to Common Equipment for Noble Metal Extraction
Appendix 1 Common Noble Metal Extractants and Their Physical Property Parameters
Appendix 2 Common Metal Diluents and Their Physical Property Parameters
Appendix 3 Noble Metal Product Standards