Anionic aliphatic PUD with pencil hardness HB — smooth films with excellent solvent, water and low-temperature resistance and good adhesion; for waterborne paper inks, leather finishing and metal surface coatings.
PUD · Ink & Coating
YT-615 is a self-developed anionic aliphatic waterborne polyurethane dispersion. It is eco-friendly and non-toxic, forms smooth films with pencil hardness HB, and offers excellent resistance to solvents, water and low temperatures with good adhesion to a wide range of substrates. It is widely used in waterborne paper inks, leather finishing and metal surface coatings.
Store at 5–30 °C in a cool, dry, well-ventilated place; shelf life 6 months. Avoid freezing and direct light.
Representative YotoChem grades for this application — full TDS available on request.

Anionic aromatic elastic PUD with soft smooth films, excellent color development and powder compatibility — for printing paste, waterborne inks and leather surface finishing.
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Self-crosslinking anionic aromatic PUD with high elasticity and strength — wet-heat anti-tack ≥ Grade 3.5 without aziridine crosslinker; dry hand-feel and excellent color development for bag/apparel leather, printing paste and inks.
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Anionic aliphatic PUD with smooth film formation, good fullness, soft hand feel and excellent extensibility — for printing pastes, waterborne leather and elastic substrates.
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High-solid (55%) anionic aliphatic PUD with strong toughness and ≥1300% elongation — smooth glossy films for printing paste, thick-plate paste, waterborne leather and elastic surface treatment.
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Epoxy-modified anionic aromatic PUD with smooth film formation, high gloss and extensibility — heat, abrasion, water, corrosion and insulation resistance.
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Bio-based waterborne polyurethane for specialty top coats — clear, tough films with excellent wet/dry rub, cut, solvent and scratch resistance, and strong adhesion that enhances coating durability.
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