Coating ingredients for Leather Coatings

Priplast™ 3196 by Cargill is an amorphous polyester polyol. It possesses good hydrocarbon compatibility for polymer blends. It provides extreme hydrophobicity, excellent durability, and high flexibility which allows the product to deform under stress & prevents cracking. It allows for exposure to humid conditions.

• It offers good wetting- & excellent sealant properties, low color, and improved adhesion for substrate protection.
• It exhibits hydrolytic-, thermal-, UV- and oxidative stability for a longer product lifetime and outdoor use.
• Priplast™ 3196 is suitable for polyurethane systems, industrial- and leather coatings.
• It is ISCC PLUS certified.

SYLOID® 7000 distributed by DKSH is a wax treated, synthetic amorphous silica with special organic treatment. It acts as a matting agent. It exhibits high porosity, high matting effect, ease of dispersion, excellent film clarity and film smoothness.

• It offers excellent optical properties in wet paint and dried coating film.
• It is suitable for use in high quality water-borne and solvent-borne coatings for furniture, artificial and natural leather, automotive plastic parts, foils, laminates, and UV-curable acrylate systems.
• SYLOID® 7000 has a shelf life of 12 months.
• It is available in Asia and Europe.

Techpolymer™ EFC-208B by Sekisui Kasei can be used as a matting agent. Offers soft and smooth texture on coating surface. It is a crosslinked acrylic copolymer grade. It contains 50% biomass content and contributes in lowering the environmental loads. Its mean particle diameter is between 6.0-10.0 µm. Techpolymer™ EFC-208B is composed of polymer particles and can maintain the major properties as other Techpolymer™ lineup.

EPOCROS™ WS-700 by Nippon Shokubai is a VOC-free adhesion promoter and a waterborne crosslinker based on acrylic, high oxazoline functionalized reactive copolymer. The new crosslinking technology enhances the reactivity between oxazoline groups and carboxy groups through a heating and mixing process involving EPOCROS™ WS and a carboxy group-containing emulsion with a specific neutralization rate.

• It offers lower curing temperature, excellent storage stability, no peeling and long pot life for one packaging.
• It provides film properties, low toxicity, fast drying and improved water- & heat resistance.
• EPOCROS™ WS-700 allows crosslinking reaction at low temperature (80-120°C) and without any by-product.
• It exhibits high reactivity and performance expression with even small addition.
• It offers excellent adhesion to polyethylene terephthalate (PET), oriented polypropylene (OPP) and polyvinyl chloride (PVC).
• Recommended for coatings (metals, films, paper, plastics, leather), primer (film, plastics, building materials, automobiles, PVB inks), paints, inks and pigment printing.
• It is registered with CSCA (Japan), TSCA (USA), REACH EU and IECSC (China) regulations.

EPOCROS™ WS-300 by Nippon Shokubai is a VOC-free adhesion promoter and waterborne crosslinking agent based on acrylic, high oxazoline functionalized reactive copolymer. The new crosslinking technology enhances the reactivity between oxazoline groups and carboxy groups through a heating and mixing process involving EPOCROS™ WS and a carboxy group-containing emulsion with a specific neutralization rate.

• It offers lower curing temperature, excellent storage stability, no peeling and long pot life for one packaging.
• It provides film properties, low toxicity, fast drying and improved water- & heat resistance.
• It shows excellent adhesion to polyethylene terephthalate (PET), oriented polypropylene (OPP) and polyvinyl chloride (PVC).
• It exhibits controllable appearance by glass transition temperature adjustment and crosslinking reaction at low temperature (80-120°C) with no by-product.
• It offers high reactivity and performance expression with even small addition.
• EPOCROS™ WS-300 is designed for coatings (metals, films, paper, plastics, leather), primer (film, plastics, building materials, automobiles, PVB inks), paints, inks and pigment printing.
• It is registered with CSCA(Japan) and TSCA(USA) regulations.

SYLOID® C 803 distributed by DKSH is a high porosity, easily dispersible untreated amorphous silica-based matting agent. Due to its relatively fine particle size, it imparts excellent surface smoothness to the coating film.

• It is used for matting of thin film systems including artificial and natural leather coatings, thin film coatings for plastics and coatings for foils and laminations.
• SYLOID® C 803 has a shelf life of 12 months.
• It is available in Europe.

Susterra® Propanediol by Primient Covation is a pure, plant-based, petroleum-free diol. It is a non-toxic, food safe, renewably & sustainably sourced, 100% USDA bio-based building block. It exhibits high thermal stability and abrasion-, stain & scratch resistance. It is used as a co-solvent in water-based architectural- & industrial coatings and when used as polyol in PUD-s it helps improving adhesion, chemical-, corrosion & impact resistance as well as mechanical properties like resistance to deformation (Young’s modulus).

• In wood coating applications, it offers freeze-thaw protection & open time and prolongs durability due to higher initial elastic nature when formulated in PUD-s.
• It is used as a solvent, humectant and as monomer for polyester binders (polyol) in inks, providing dry performance.
• It improves flexibility & impact resistance, reduces viscosity when used to formulate epoxy polyesters for powder coatings, and is used as NPG replacement.
• Susterra® Propanediol acts as an excellent monomer for polyol production or as chain extender in high-performing polyurethane applications.
• It reduces solvents and provides grain enhancement & gloss in UV coatings.
• It generates up to 86% less greenhouse gas emissions compared to 1,4-butanediol (BDO), a common petrochemical-sourced alternative and propylene glycol.
• It can replace propylene glycol and boosts performance at both high & low temperatures.
• It is suitable to formulate PUD-s for synthetic leather skin coats concrete floors-, electronics- & industrial direct-to-metal coatings.

Capa® PROTX 1001 by Ingevity is a premium grade linear polyester diol. It is derived from caprolactone monomer, terminated by primary hydroxyl groups. It exhibits low/zero VOC and low viscosity for faster processing and less solvent demand. It provides resistance to hand sanitizer, water and various alcohols.

• It offers improved hardness, chemical- and stain resistance, while maintaining flexibility.
• Capa® PROTX 1001 is used as a raw material to make polyurethane dispersion for coating applications.
• It is recommended for automotive interiors, leather, metal, plastic, textile and wood floor coatings.

Ecodis™ P 90 distributed by DKSH is an ionic homopolymer dispersing agent for water-based systems. It is cost-effective, compatible, easy to handle, and ready to use. It is APEO-free, bacteria-resistant, heavy metal-free, and solvent-free.

• It ensures stable storage with antisettling, viscosity stability, syneresis resistance, and floating resistance.
• The resulting film exhibits excellent hiding power/opacity, chemical resistance, stain resistance, and transparency.
• It is suitable for fillers, organic and inorganic pigments.
• It is used in graphic arts, architectural, textile & leather coating and traffic paints.
• Recommended dosage level is 0.1-0.5% of active ingredients based on the total weight of the pigments and fillers.
• Ecodis™ P 90 has a shelf life of 1 year.
• It is available in Canada.

THIXATROL® 5050W by Elementis is a high-performance rheological additive. It is a modified EVA emulsion copolymer for enhancing the metallic and pearlescent pigments orientation in the coating film through the particle’s steric hindrance mechanism. It slightly affects low shear viscosity when the dosage is increased.

• It can be used with low-shear thixotropic additives to achieve optimal metallic orientation.
• Based on proprietary steric hindrance technology, it offers superior metallic pigment orientation with minimal impact on viscosity, enabling brilliant visual effects and consistent flake alignment.
• It improves gloss, opacity, and flop index while maintaining formulation freedom and processing efficiency.
• Compared to clay-type additives, it is less likely to cause issues such as water separation, post-thickening, and excessive viscosity when the dosage is increased.
• It is a 100% water-based solution free from co-solvents, delivering excellent stability without pre-activation.
• Direct-add and spray-compatible, it simplifies production by reducing dilution needs and preventing common issues like settling, post-thickening, or water separation making it ideal for next-generation automotive finishes and fast-paced development environments.
• THIXATROL® 5050W is suitable for various applications, including automobile-, industrial-, plastic-, architectural-, wood- and furniture-, as well as leather- coatings and water-based metallic paint system.
• Recommended dosage level is 2-10%.
• It has a shelf life of 18 months.