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Multi-Functional Scavengers for Efficient Product Purification and Metal Removal & Recovery

•   Precious Metals & Gold Capture to << 1 ppm and > 99% Value Recovered

•   Product Purification - APIs, Electronic Chemicals, Fine Chemicals, Battery Components etc

•   Recovery of Gold from Mining/Refining Processes

•   Removal of Toxic Impurities and Unwanted Side Products (Metals and Organics)​​​​​​​​​​​

•   Low Cost High Performance Scavenger-Solutions, Quick to Implement

Si-Novation Scavenger Technology

Innovative Scavenger Design - Complex Functional Groups for Optimum Selective Binding to the Target

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​✔   Target (Metal & Organic) to 1 ppm and lower after Treatment

✔   High Target Loading on Scavenger

✔   No Loss of Customer Product

✔   > 99% Selectivity for the Target

✔   Significant Concentration of Target

✔   Loaded Scavenger Safe to transport

✔   > 99% Precious Metal/Gold & Value Recovered

Industrial Applications include Pharmaceuticals, Biotechnology, Fine Chemicals, Performance Chemicals, Flavours & Fragrances, Electroplating, Electronic Chemicals, Precious Metal Mining, Refining & Recycling, Precious Metal Compounds & Catalyst Manufacture, Other Industrial Purification & Recovery Applications and Heterogeneous Catalysis.​​​

Product Purification - Product Stream

Pd Catalysed C-C Coupling

•   120 ppm to < 1 ppm with no Product Loss

•   Pd Coupling can be carried out later in process

Pd Recovery - Organic Residue Stream

Pd Catalysed Reaction - Biotech

•   60 ppm to < 1 ppm 

•   Pd & Value Captured & Recovered

Ru/Ir Recovery - Organic Streams

Plating Coating/Washing Streams

•   30-500 ppm combined Ru & Ir to < 1 ppm 

•   Ru & Ir Value Captured & Recovered

Precious Metal Recovery - Acidic Residue Stream

Mining & Refining

•   40-120 ppm combined Pd, Pt, Rh, Ru, Ir to < 1 ppm after treatment

•   > 99.9% Selectivity over Cu, Ni, Pb, As, Zn, Fe etc

•   Significant concentration of Precious Metals for Recovery

Gold Recovery - Process Streams and Leached Tailings

High Volume Streams with 0.05 – 0.25 ppm Au & 1 - 100 ppm Au

•   > 98% Au Recovery 

•   Simple, Low Energy & Ambient Temperature Process

•   Simple, Low Cost Equipment with long lifetime

Platinum Recovery - Performance Chemicals Distillate Stream

Pt Catalysed Hydrosilylation

•   80 ppm to < 1 ppm after treatment with no Product Loss

•   Concentration of Pt for Recovery & Recycling

Rhodium Recovery - Bulk Chemicals Residue Stream

Rh Hydroformylation Aldehyde Streams with 1 - 300 ppm Rh - varying viscosities

•   Rh removed to << 1 ppm after treatment for All Streams

•   > 98% Rh & Value Recovered from Used Scavenger

​Application

•   Simple, Low Cost as Fixed Bed or Stirred Vessel

•   Continuous or Batch - No pre-treatment needed

•   Product, Process, Washing, Waste Streams 

•   Simple, Low Cost Equipment with long lifetime 

•   Quick to Implement from Low Cost, Simple Initial Testing

Next Steps

For Test Samples with Testing Procedure Details and More Information, contact@si-novation.com. ​​​

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