OPTI 971 Slow Thinner – Superior Ink Flow & Adhesion for Plastics (10000 Series)

The Total Ink Solutions® Opti-971 Slow Thinner is a high-performance ink modifier designed to enhance the printability, flow, and durability of inks on plastic substrates. Specifically formulated for 10000 Series Screen Inks, this slow thinner ensures superior adhesion and resolution on ABS, Acrylic, COP (Cyclic Olefin Polymer), Polystyrene, Polycarbonate, and Butylate.

With its scuff-resistant, glossy finish and excellent mar resistance, Opti-971 is ideal for vacuum-formed plastics and other high-demand applications. Its mild odor and non-leaded pigment formulation ensure a safer and more comfortable working environment for professional screen printers.

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Key Features:

✔ Enhanced Ink Flow & Printability – Prevents ink drying too quickly and ensures consistent performance.
✔ Superior Adhesion on Plastics – Optimized for ABS, Acrylic, COP, Polystyrene, and Polycarbonate.
✔ High-Resolution Printing – Produces sharp, detailed prints with excellent opacity.
✔ Durable & Mar Resistant – Ensures scuff-resistant, glossy prints that withstand wear and exposure.
✔ Safe & Environmentally Responsible – Non-leaded pigments and mild odor formulation.

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Ideal Stock Use:

✅ ABS
✅ Acrylic
✅ Butylate
✅ Polystyrene
✅ Polycarbonate
✅ COP (Cyclic Olefin Polymer)
✅ Vacuum-Formed Plastics

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Product Performance & Application:

Finish:

• Scuff-Resistant Gloss Finish – Provides superior durability and a professional, high-gloss appearance.

Ink Compatibility & Modifications:

Opti-971 improves ink flow and prevents premature drying, making it ideal for extended production runs.

Modifier	Function	Recommended Proportion (by weight)
T-922 Biting Solvent	Prevents drying in hot & humid conditions	2-3%
T-970B Fast Thinner	Speeds up drying & enhances flow	5-15%
T-971 Slow Thinner	Slows drying for extended screen time	5-15%
T-980/T-999 Retarder	Reduces premature ink drying on screens	2-3%
FA-011 Flow Agent	Improves ink flow & smoothness	0.5-1%
10790 Clear Base	Extends color & reduces pigmentation	As needed
10800 Halftone Base	Enhances fine detail printing	As needed

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Coverage & Screen Fabric Recommendations:

• Coverage: 1,000 sq. ft. per gallon using a 250 mesh (100T European) monofilament polyester screen.
• Recommended Mesh Counts: 230-280 (92T-112T European) for best print resolution.
• Stencil Compatibility:
  • Optima EM-500 dual-sensitized direct method photo emulsion.
  • SBQ pre-sensitized photo emulsion or any solvent-resistant film or emulsion.

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Drying & Curing Instructions:

• Air Drying: 30 minutes by solvent evaporation.
• Jet-Drying: 20-30 seconds at 135°F to 180°F (37°C to 83°C).

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Clean-Up Instructions:

For proper ink removal and equipment maintenance, use:
✔ T-902 or T-925 Wash-up
✔ SC-500 Bio Wash-up (non-petrochemical)
✔ SC-510 Instant Bio Wash-up

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Packaging Options:

Available in multiple sizes to meet your production needs:

• 1-Quart (0.945 Liters)
• 1-Gallon (3.78 Liters)

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Safety & Handling:

✔ Use protective gloves & eye protection when handling solvents and inks.
✔ Ensure proper ventilation during application to avoid inhaling fumes.
✔ Store in a cool, dry place away from direct sunlight and heat sources.
✔ Refer to the Material Safety Data Sheet (MSDS) for complete safety guidelines.

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Why Choose Total Ink Solutions® Opti-971 Slow Thinner?

The Opti-971 Slow Thinner is an essential ink modification solution for screen printers working with challenging plastic substrates. It prevents premature ink drying, enhances flow and resolution, and ensures long-lasting durability, making it an indispensable tool for high-quality screen printing.