Shoe Chemistry
Shoe Chemistry
Polyurethane Systems and Additives for Footwear
2K Polyurethane Systems
Poliprint Group is the exclusive distributor of Elachem (Italy), one of the leading European manufacturers of polyurethane (PU) systems. These PU systems are tailored to meet individual production needs, ensuring compatibility with various footwear manufacturing technologies while optimizing production efficiency.
All Elachem PU systems are designed for high performance, durability, and adaptability, offering excellent mechanical resistance and flexibility. The company’s ISO 9001 certification guarantees consistent quality in every batch.
PU Systems for Different Footwear Applications:
✓ Insole Material – Designed for all types of insoles, with Shore hardness of 10-40 and density of 0.22-0.32 g/cm³.
✓ Polyester Sole Systems – Used for sandals, flexible men’s and women’s shoes, offering Shore hardness of 45-85 and density of 0.40-0.65 g/cm³.
✓ Solid / Semi-Solid PU – Ideal for sandals and wedge shoes, providing Shore hardness of 55-75 and density of 0.24-0.40 g/cm³. Hard sole systems with Shore hardness of 85-95 are available upon request.
✓ Intermediate Systems – Developed for lightweight, flexible soles for sports and casual footwear, featuring Shore hardness of 40-60 and density of 0.35-0.55 g/cm³.
✓ Super-Light Systems – Extra-light sports insoles and beach sandals, combining PU, TPU, and rubber protectors with Shore hardness of 35-45 and density of 0.22-0.34 g/cm³.
✓ High-Quality PU Systems – Designed for specialized footwear such as trekking and industrial shoes, ensuring high resistance to repeated flexing and moisture, with Shore hardness of 50-60 and density of 0.45-0.65 g/cm³.
Paint, Masterbatch, Silicone
Poliprint Group offers a complete range of paints, pigment pastes (masterbatches), and silicone release agents for PU footwear manufacturing. These products enhance the appearance, durability, and process efficiency of polyurethane soles.
1. Paints & Pigment Pastes (Masterbatches)
Our liquid pigment pastes and paints are available in a wide range of colors and are designed to provide:
✓ Excellent adhesion to PU soles
✓ High color intensity and durability
✓ Resistance to wear, moisture, and environmental factors
2. Silicone Release Agents
Choosing the right silicone release agent is crucial for seamless mold release and ensuring a smooth, defect-free surface on the finished product. Our selection includes:
✓ Universal silicone release agents for standard PU systems
✓ Specialized formulas for high-gloss and matte finishes
✓ Eco-friendly, low-emission solutions for sustainable production
Solvents
Poliprint Group supplies industrial-grade solvents essential for PU sole production and cleaning of manufacturing equipment. These solvents are used for material preparation, degreasing, and ensuring process efficiency.
Available Solvents:
✓ Methylene Chloride – A key solvent used in PU processing and adhesives
✓ Perchlorethylene – Ideal for removing residues and surface treatment
✓ Industrial Cleaning Solvents – Specialized solutions for equipment maintenance and cleaning
Inorganic Salts & Bases
Essential compounds used in industrial processes, chemical synthesis, and production of coatings, detergents, and fertilizers.
Key Products:
✓ Potassium Hydroxide (CAS: 1310-58-3; IUPAC: Potassium hydroxide) – A highly reactive base used in chemical manufacturing, soap production, and alkaline batteries.
✓ Sodium Hydroxide (CAS: 1310-73-2; IUPAC: Sodium hydroxide) – A strong alkali essential for paper processing, textiles, detergents, and water treatment.
✓ Hydrogen Peroxide (CAS: 7722-84-1; IUPAC: Hydrogen peroxide) – A powerful oxidizing agent widely applied in disinfection, bleaching, and industrial chemical synthesis.
✓ Potassium Carbonate (CAS: 584-08-7; IUPAC: Potassium carbonate) – Used in glass production, fertilizers, and food processing as a pH regulator and buffering agent.
Aliphatic Acids & Derivatives
Organic acids and their derivatives widely used in chemical manufacturing, plastics, pharmaceuticals, and coatings.
Key Products:
✓ Acetic Acid (CAS: 64-19-7; IUPAC: Acetic acid) – A fundamental organic acid used in solvent production, food preservation, and chemical synthesis.
✓ Monochloroacetic Acid (CAS: 79-11-8; IUPAC: 2-Chloroethanoic acid) – A reactive halogenated derivative utilized in the manufacture of carboxymethyl cellulose (CMC), herbicides, and surfactants.
✓ 2-Ethylhexanoic Acid (CAS: 149-57-5; IUPAC: 2-Ethylhexanoic acid) – An industrial acid applied in lubricants, plasticizers, and metal salts for coatings.
✓ Adipic Acid (CAS: 124-04-9; IUPAC: Hexanedioic acid) – A key raw material for nylon production, as well as an additive in polyurethane foams and food acidulants.
✓ Sebacic Acid (CAS: 111-20-6; IUPAC: Decanedioic acid) – Used in the manufacture of lubricants, plastics, cosmetics, and bio-based polymers.
Amines & Their Applications
Versatile nitrogen-based compounds used in pharmaceuticals, agrochemicals, dyes, and polymer production.
Key Products:
✓ Ethylenediamine (CAS: 107-15-3; IUPAC: Ethane-1,2-diamine) – A highly reactive amine used in chelating agents, pharmaceuticals, and epoxy hardeners.
✓ Diethylenetriamine (CAS: 111-40-0; IUPAC: N1-(2-Aminoethyl)ethane-1,2-diamine) – Essential for polyamide resins, adhesives, fuel additives, and corrosion inhibitors.
✓ Aminoethylethanolamine (CAS: 111-41-1; IUPAC: 2-[(2-Aminoethyl)amino]ethan-1-ol) – Used in surfactants, emulsifiers, and gas treatment processes for enhanced performance.
✓ Monoethanolamine (CAS: 141-43-5; IUPAC: 2-Aminoethan-1-ol) – A multi-purpose amine applied in detergents, cosmetics, coatings, and pH regulation.
✓ Diethanolamine (CAS: 111-42-2; IUPAC: 2,2′-Azanediyldi(ethan-1-ol)) – A key ingredient in lubricants, personal care products, and fabric softeners.
Alcohols, Glycols & Esters
Solvents and intermediates commonly found in coatings, antifreeze, adhesives, and personal care products.
Key Products:
✓ Isopropyl Alcohol (CAS: 67-63-0; IUPAC: Propan-2-ol) – A versatile solvent used in disinfectants, cosmetics, coatings, and cleaning products.
✓ N-Propyl Alcohol (CAS: 71-23-8; IUPAC: Propan-1-ol) – Essential in printing inks, coatings, and chemical synthesis applications.
✓ Ethyl Acetate (CAS: 141-78-6; IUPAC: Ethyl acetate) – A fast-evaporating solvent widely used in paints, adhesives, and pharmaceutical formulations.
✓ N-Propyl Acetate (CAS: 109-60-4; IUPAC: Propyl acetate) – Commonly applied in coatings, adhesives, and fragrance formulations.
✓ Butyl Acetate (CAS: 123-86-4; IUPAC: Butyl acetate) – A widely used solvent in lacquers, coatings, and personal care products.
✓ Monoethylene Glycol (CAS: 107-21-1; IUPAC: Ethane-1,2-diol) – A key ingredient in antifreeze solutions, polyester resins, and heat transfer fluids.
✓ Diethylene Glycol (CAS: 111-46-6; IUPAC: 2,2′-Oxydi(ethan-1-ol)) – Used in plastics, coatings, and dehumidifying agents for industrial applications.
✓ Propylene Glycol (CAS: 57-55-6; IUPAC: Propane-1,2-diol) – A non-toxic glycol found in food, cosmetics, pharmaceuticals, and antifreeze.
✓ Butyl Glycol (CAS: 111-76-2; IUPAC: 2-Butoxyethan-1-ol) – A high-performance solvent for cleaning agents, coatings, and water-based paints.
✓ Butyldiglycol (CAS: 112-34-5; IUPAC: 2-(2-Butoxyethoxy)ethan-1-ol) – Applied in high-boiling solvents, cleaning formulations, and printing inks.
Monomers for Chemical Synthesis
Fundamental building blocks for polymer production, enabling the creation of plastics, resins, and synthetic fibers.
Key Products:
✓ Acrylic Acid (CAS: 79-10-7; IUPAC: Acrylic acid) – A reactive monomer used in acrylic resins, coatings, adhesives, and superabsorbent polymers.
✓ Methacrylic Acid (CAS: 79-41-4; IUPAC: 2-Methylprop-2-enoic acid) – Essential in the production of poly(methacrylates) for paints, coatings, and medical applications.
✓ Acrylonitrile (CAS: 107-13-1; IUPAC: Prop-2-enenitrile) – A key monomer in synthetic fiber production, ABS plastics, and rubber formulations.
✓ Methyl Acrylate (CAS: 96-33-3; IUPAC: Methyl prop-2-enoate) – Used in coatings, adhesives, textiles, and water-based dispersions.
✓ Ethyl Acrylate (CAS: 140-88-5; IUPAC: Ethyl prop-2-enoate) – A crucial component in acrylic latexes, coatings, textiles, and elastomers.
✓ Butyl Acrylate (CAS: 141-32-2; IUPAC: Butyl prop-2-enoate) – Widely applied in pressure-sensitive adhesives, coatings, and sealants.
✓ Methyl Methacrylate (CAS: 80-62-6; IUPAC: Methyl 2-methylprop-2-enoate) – The primary monomer for PMMA (acrylic glass), impact-resistant plastics, and protective coatings.
✓ Vinyl Acetate (CAS: 108-05-4; IUPAC: Ethenyl acetate) – Used in the production of polyvinyl acetate (PVA) for adhesives, coatings, and emulsions.
✓ 2-Ethylhexyl Acrylate (CAS: 103-11-7; IUPAC: 2-Ethylhexyl prop-2-enoate) – A soft monomer essential in flexible coatings, pressure-sensitive adhesives, and elastomers.
Oleochemistry & Fat-Based Products
Chemicals derived from natural fats and oils, essential in the production of detergents, lubricants, cosmetics, biofuels, and surfactants. These sustainable solutions contribute to environmentally friendly manufacturing processes.
Key Products:
✓ Glycerol (CAS: 56-81-5; IUPAC: Propane-1,2,3-triol) – A versatile humectant, emulsifier, and solvent used in cosmetics, pharmaceuticals, food, and industrial applications.
✓ Fatty Acids (CAS: various; IUPAC: various) – Essential components in soaps, surfactants, lubricants, coatings, and emulsifiers, widely used across multiple industries.
✓ Distilled Tall Oil (CAS: various; IUPAC: various) – A bio-based chemical used in adhesives, inks, coatings, fuel additives, and industrial resins, offering high thermal stability and sustainability.
Shoe Chemistry
Polyurethane Systems and Additives for Footwear
Poliprint Group is the exclusive distributor of Elachem (Italy), one of the leading European manufacturers of polyurethane (PU) systems. These PU systems are tailored to meet individual production needs, ensuring compatibility with various footwear manufacturing technologies while optimizing production efficiency.
All Elachem PU systems are designed for high performance, durability, and adaptability, offering excellent mechanical resistance and flexibility. The company’s ISO 9001 certification guarantees consistent quality in every batch.
PU Systems for Different Footwear Applications:
✓ Insole Material – Designed for all types of insoles, with Shore hardness of 10-40 and density of 0.22-0.32 g/cm³.
✓ Polyester Sole Systems – Used for sandals, flexible men’s and women’s shoes, offering Shore hardness of 45-85 and density of 0.40-0.65 g/cm³.
✓ Solid / Semi-Solid PU – Ideal for sandals and wedge shoes, providing Shore hardness of 55-75 and density of 0.24-0.40 g/cm³. Hard sole systems with Shore hardness of 85-95 are available upon request.
✓ Intermediate Systems – Developed for lightweight, flexible soles for sports and casual footwear, featuring Shore hardness of 40-60 and density of 0.35-0.55 g/cm³.
✓ Super-Light Systems – Extra-light sports insoles and beach sandals, combining PU, TPU, and rubber protectors with Shore hardness of 35-45 and density of 0.22-0.34 g/cm³.
✓ High-Quality PU Systems – Designed for specialized footwear such as trekking and industrial shoes, ensuring high resistance to repeated flexing and moisture, with Shore hardness of 50-60 and density of 0.45-0.65 g/cm³.
Poliprint Group offers a complete range of paints, pigment pastes (masterbatches), and silicone release agents for PU footwear manufacturing. These products enhance the appearance, durability, and process efficiency of polyurethane soles.
1. Paints & Pigment Pastes (Masterbatches)
Our liquid pigment pastes and paints are available in a wide range of colors and are designed to provide:
✓ Excellent adhesion to PU soles
✓ High color intensity and durability
✓ Resistance to wear, moisture, and environmental factors
2. Silicone Release Agents
Choosing the right silicone release agent is crucial for seamless mold release and ensuring a smooth, defect-free surface on the finished product. Our selection includes:
✓ Universal silicone release agents for standard PU systems
✓ Specialized formulas for high-gloss and matte finishes
✓ Eco-friendly, low-emission solutions for sustainable production
Poliprint Group supplies industrial-grade solvents essential for PU sole production and cleaning of manufacturing equipment. These solvents are used for material preparation, degreasing, and ensuring process efficiency.
Available Solvents:
✓ Methylene Chloride – A key solvent used in PU processing and adhesives
✓ Perchlorethylene – Ideal for removing residues and surface treatment
✓ Industrial Cleaning Solvents – Specialized solutions for equipment maintenance and cleaning