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There are two products:
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Silver Colloid |
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- Nano silver particles possess antimicrobial effects against bacteria, yeasts, mould and fungi
- Excellent dispersion
- Easy application
- Able to kill pathogens using as low as 2 ppm
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Technical Data |
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 High resolution transmission electron micrograph of silver colloid
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Physical state: |
Liquid |
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Color: |
Dark Reddish Black |
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Odor: |
Odorless |
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Miscibility with water: |
Complete (100%) |
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Specific gravity: |
1 |
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pH: |
6.5-7.5 |
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Boiling point |
102¢J |
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Vapor pressure: |
18mmHg @ 20¢J |
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Shelf life: |
1 year |
Applications
The product (10-200 ppm silver) can be applied into:
- Painting: e.g. acrylic paint, urethane-, epoxy-, silicone-, phenol-, and polyester-based paint, aqueous paints, powder paint and inks¡Ketc.
- Plastic: e.g. injection molding or extruder of PP, PC, PET, ABS, TPE, nylon and HIPS (baby toys, home appliance, water or food containers)¡Ketc.
- Health care: e.g. soap, shampoo and body lotion ¡Ketc.
- Fiber: e.g. nylon or polyester spinning (sport shoes, sportswear)¡Ketc.
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Silver Master Batch |
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- Utilizes the sterilizing properties of silver to achieve excellent antimicrobial performance
- Long term antimicrobial protection
- Can incorporate pigments and specialty additives
- Competitive price and typically used at low addition rates
- No impact on the physical properties of the molded products
- Available in pellet form for injection, extrusion and blowing molding
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Technical Data |
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Physical state: |
Pellet |
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Color: |
Off White |
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Particle size: |
2 - 3 mm Cylindrical Pellets |
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Performance of samples against Methicillin resistant Staphylococcus aureus.
Sample |
CFU at 0 hr |
CFU at 24 hr |
Comparison with control |
Control |
1.2 x 105 |
1.0 x 105 |
n/a |
Silver EVA sheet containing antimicrobial ingredient of 0.5 wt% |
1.2 x 105 |
< 10 |
> 99.99% reduction |
Applications
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The silver master batch can be applied in 0.5-1.0 wt% into the molded products using |
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different types of plastics such as PE, PP, PVC, PU, ABS, Styrene, Acetal and Santoprene. |
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