Trimethylolpropane

High-purity triol with superior crosslinking for durable, flexible coatings, resins & PU—reliable.

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Product Description

Looking for a multifunctional polyol that enhances durability, flexibility, and sustainability in your formulations? Trimethylolpropane from LANXESS is a high-purity triol trusted across industries for its exceptional performance in coatings, resins, and polyurethanes. Its trifunctional structure enables superior crosslinking, resulting in stronger, longer-lasting products. Choose LANXESS for consistent quality, technical support, and a product that meets the demands of modern manufacturing. LANXESS has outstanding experience in the manufacture of TMP. We received approval for TMP production back in late 1952.

THESE SPECIAL FEATURES MAKE THIS PRODUCT SO SUCCESSFUL

Trifunctional hydroxyl groups enable excellent crosslinking and polymer performance.
Enhances mechanical strength, thermal stability, and chemical resistance in end products.
Reduces VOC emissions in formulations, supporting eco-friendly manufacturing.
Compatible with a wide range of resins including alkyd, polyester, and polyurethane.
Improves gloss retention, adhesion, and weatherability in coatings.
Backed by LANXESS’s reliable supply chain and technical expertise.

THE MOST COMMON AREAS OF APPLICATION

Polyurethane foams and elastomers – used in automotive, furniture, and insulation products.
Alkyd and polyester resins – essential for paints, varnishes, and fiberglass composites.
Synthetic lubricants – contributes to high thermal and oxidative stability.
Adhesives and sealants – improves bonding strength and flexibility.
Industrial coatings – provides durability and resistance to wear, chemicals, and UV exposure.

Molecular Formula

C6 H14 O3

Molar weight

134.2

CAS (CAS Number)

77-99-6

Polyurethanes

Manufacturing of coating

Chemical synthesis

Polyethers/polyoles

Manufacturing of plastics

Adhesives & Sealants

Alkyd resins

Polyester

Manufacturing of glues and adhesives

Petroleum

Manufacturing of peroxides

Manufacturing of pigments

Electric insulation coating

Textile auxiliaries

Silicon products

Manufacturing of printing inks

Manufacturing of dyestuffs

Pigments

Hardener and crosslinking agents for polymeres

Acrylates

Industrial lubricants

Polymer auxiliaries

Polyurethane resins

Lubricants and oils

Polyester resins

2,2-Bis-hydroxymethyl-1-butanol

2-Ethyl-2-hydroxymethyl-1,3-propanediol

Hexaglycerin

TMP

1,1,1-Trimethylolpropane

Trimethylolpropane

Tripropane

1,1,1-Tris(hydroxymethyl)propane

THAT'S WHY LANXESS

As a leading specialty chemicals company, we offer much more than high-quality products: we stand for reliability, innovative strength and partnership-based thinking. But you are at the centre of everything we do: our customers. Our customers benefit from tailor-made solutions, global presence and a deep understanding of their markets. Discover eleven compelling reasons why LANXESS is the right partner for your business.