Complete Polyurethane System Components

Comprehensive range of PU building blocks and additives across five key categories: isocyanates (aromatic and aliphatic), polyols (polyether and polyester), blowing agents (low-GWP options), catalysts (amine range), and flame retardants. Technical support available for foam, coating, adhesive, and elastomer applications.

Isocyanates

Aromatic and aliphatic isocyanates for PU foams, coatings and elastomers

HDI Biurets & Trimers

HDI-BTCAS: Various (Product Family)

HDI biurets and trimers are aliphatic polyisocyanate crosslinkers that deliver outstanding weatherability, high crosslink density, and fast cure for premium polyurethane systems. They enable low-VOC, non-yellowing topcoats and elastomers with long-term durability. Note: This represents a product family with multiple grades and specifications available.

Hydrogenated MDI (H12 MDI)

H12MDICAS: 5124-30-1

Hydrogenated MDI (H12 MDI) is a cycloaliphatic diisocyanate that provides excellent UV stability, weather resistance, and optical clarity for high-performance polyurethane applications.

Isophorone Diamine (IPDA)

IPDACAS: 2855-13-2

IPDA is a cycloaliphatic diamine used as an epoxy curing agent and polyurethane chain extender.

Isophorone Diisocyanate

IPDICAS: 4098-71-9

Isophorone Diisocyanate (IPDI) is a cycloaliphatic diisocyanate offering exceptional UV stability and weather resistance. Essential for high-performance polyurethane applications requiring durability and light stability.

MDI High Functionality Grades

MDI-HFCAS: Various (Product Family)

High-functionality MDI variants provide tailored NCO content and viscosity for binders, spray foams, and CASE systems that demand elevated crosslink density. These grades deliver robust mechanical properties and fast gel times in challenging applications. Note: This represents a product family with multiple grades and specifications available.

Monomeric MDI (4,4'-MDI)

MDI-44CAS: 101-68-8

Monomeric 4,4'-MDI delivers high purity and controlled reactivity for specialty polyurethane elastomers, CASE applications, and prepolymer manufacture. It supports excellent mechanical strength, chemical resistance, and dimensional stability in demanding end uses.

Polymeric MDI (pMDI)

PMDICAS: 9016-87-9

Polymeric MDI is a blend of methylene diphenyl diisocyanate isomers that offers high functionality and viscosity control for rigid foams, binders, and composites. It provides excellent adhesion and fast curing in spray foam and insulation formulations. Note: This is a polymer/mixture product with variable molecular composition.

Toluene Diisocyanate (TDI)

TDICAS: 584-84-9

TDI is a key isocyanate for flexible polyurethane foam production, available in various isomer ratios to optimize reactivity, processing, and final foam properties. Each grade delivers specific performance characteristics for diverse foam applications.

Polyols

Polyether and polyester polyols across a wide OH range

1,4-Butanediol

BDOCAS: 110-63-4

BDO is a versatile diol used in polyurethane and polyester production, offering excellent mechanical properties.

1,6-Hexanediol (HDO)

HDOCAS: 629-11-8

1,6-Hexanediol is a versatile diol used to synthesise polyurethanes, polyester polyols, and UV-curable systems requiring flexibility and chemical resistance. It improves weatherability and mechanical strength in elastomers and coatings.

Dipropylene Glycol Dimethyl Ether

DMMCAS: Various (Product Family)

Dipropylene glycol dimethyl ether is a low-odor, aprotic solvent delivering strong solvency for high-solids coatings, precision cleaning, and electronics manufacture. It offers slow evaporation, excellent compatibility, and low toxicity. Note: This represents a product family with multiple grades and specifications available.

Neopentyl Glycol

NPGCAS: 126-30-7

NPG is a branched diol providing excellent thermal and hydrolytic stability in polyester and coating applications.

Pentaerythritol (Mono/Di)

PENTACAS: Various (Product Family)

Technical grade pentaerythritol provides a highly functional polyol for alkyd resins, powder coatings, and synthetic lubricants. Mono and di grades deliver excellent branching, hardness, and oxidative stability. Note: This represents a product family with multiple grades and specifications available.

Polyether & Copolymer Polyols

PE-CPPCAS: Various (Product Family)

Polyether and copolymer polyols covering a broad OH number range for flexible foam, CASE, and spray systems. Grades are optimised for resilience, load-bearing, and viscosity control in polyurethane manufacturing. Note: This represents a product family with multiple grades and specifications available.

Polypropylene Glycol (PPG)

PPGCAS: 25322-69-4

Polypropylene glycol polyols deliver controlled hydroxyl functionality for flexible foams, CASE systems, and specialty polyurethane applications. Available across a full molecular weight range for tailored reactivity.

Polytetramethylene Ether Glycols (PTMEG)

PTMEGCAS: 25190-06-1

PTMEG grades provide high-purity polyether glycols with excellent elasticity, hydrolysis resistance, and low temperature performance for premium polyurethane elastomers and spandex fibres.

Sorbitol

SORBCAS: 50-70-4

Sorbitol is a multifunctional sugar alcohol used as a chain extender and humectant in polyurethanes, resins, and personal care. It enhances flexibility, moisture retention, and stability in formulated products.

Trimethylolpropane

TMPCAS: 77-99-6

Trimethylolpropane (TMP) is a versatile triol that serves as a crosslinking agent and branching unit in polyurethane, alkyd, and polyester systems, providing excellent hardness and chemical resistance.

Blowing Agents

Low-GWP options for rigid and flexible foam systems

Hydrofluoroolefin (HFO) Blowing Agents

HFOCAS: Various (Product Family)

Hydrofluoroolefin blowing agents provide ultra-low GWP performance for rigid foam insulation with excellent dimensional stability. They offer superior energy efficiency and comply with latest environmental regulations. Note: This represents a product family with multiple grades and specifications available.

Pentanes & Blends

PENTANESCAS: Various (Product Family)

n-, iso-, and cyclo-pentane blends supplied for polyurethane foam expansion and insulation applications. Custom blends optimise lambda value, processing speed, and regulatory compliance. Note: This represents a product family with multiple grades and specifications available.

Flame Retardants

Additives to meet PU flammability requirements

Chlorinated Paraffins

CPCAS: Various (Product Family)

Chlorinated paraffins are liquid flame-retardant plasticizers offering excellent heat stability and chemical resistance in PVC, rubber, and coatings. They enhance fire performance while maintaining flexibility and processing ease. Note: This represents a product family with multiple grades and specifications available.

Melamine

MELCAS: 108-78-1

Melamine is a nitrogen-rich organic compound used as a flame retardant and in the production of melamine-formaldehyde resins with excellent thermal stability and fire resistance.

Triethyl Phosphate

TEPCAS: 78-40-0

Triethyl Phosphate (TEP) is an organophosphate flame retardant and plasticizer that provides excellent flame retardancy with low volatility and good compatibility.

Tris (1-chloro-2-propyl) Phosphate

TCPPCAS: 13674-84-5

TCPP is a low-viscosity chlorinated phosphate flame retardant widely used in flexible polyurethane foam and rigid insulation. It delivers excellent fire performance with good compatibility and processing stability.

Need polyurethane guidance?

Our team can help select suitable isocyanate/polyol systems, catalysts, and auxiliaries for your application.