Polyesters, Polyurethane Foams and Elastomers, Multi-Purpose Chemicals 1, 1, 1-Tris (hydroxymethyl) Ethane/ Tme

• Customization: Available
• CAS No.: 77-85-0
• Formula: C5h12o3
• Model NO.: TME
• EINECS: 201-063-9
• Variety: Functional Group Reactivity
• Feature: Stocked
• Usage: Organic Chemical Material
• Status: Solid State
• Melting Point: 193-195 °c(Lit.)
• Boiling Point: 137°c 15mm
• Density: 1.0456 (Rough Estimate)
• Refractive Index: 1.4056 (Estimate)
• Acid Dissociation Constant (Pka): 14.03±0.10(Predicted)
• Transport Package: Bag/Drum
• Specification: 25KG/200KG/500KG
• Trademark: Sinobio
• Origin: China
• HS Code: 29054910
• Production Capacity: 5000mt

Product Description

Product Description

The Uses of Trimethylolethane (TME)

 

Trimethylolethane (TME, 1,1,1-Tris(hydroxymethyl)ethane) is an important polyol compound with three hydroxyl functional groups, exhibiting active chemical properties and wide applications in multiple industrial fields. Below are its main uses and related descriptions:

I. Coatings and Resin Industry

1. Synthesis of Alkyd Resins
   As a polyol monomer, TME undergoes polycondensation with polybasic acids (such as phthalic anhydride and maleic anhydride) to form alkyd resins. These resins feature good weather resistance, gloss, and flexibility, widely used in:
   • Architectural coatings (wall paints, metal anticorrosive paints);
   • Marine coatings and automotive primers;
   • Furniture and wood coatings.
     Characteristic: Adjusting the dosage of TME optimizes the drying rate, hardness, and chemical resistance of the resins.
2. UV (Ultraviolet) Curable Coatings and Inks
   TME reacts with acrylic acid or methacrylic acid to produce trimethylolethane triacrylate (TMEA), serving as a reactive diluent and crosslinking agent in UV curing systems for:
   • Printing inks (e.g., offset and flexographic inks) with fast curing and strong adhesion;
   • Wood coatings and plastic coatings (e.g., UV paints for mobile phone casings) to form hard, scratch-resistant coatings;
   • Optical fiber coatings and electronic component encapsulation materials.
     Advantage: Low VOC (volatile organic compound) emissions, meeting environmental requirements.

II. Polyurethane (PU) and Elastomers

1. Polyurethane Foams and Elastomers
   As a trifunctional polyol, TME participates in the preparation of polyurethane prepolymers for producing:
   • Soft foams: Such as furniture cushions and automotive interior foams, enhancing flexibility and resilience;
   • Rigid foams: Such as refrigerator insulation and building thermal insulation materials, improving structural strength and heat resistance;
   • Elastomers: Used in shoe soles, conveyor belts, and seals to enhance wear resistance and tear resistance.
2. Synthesis of Polyester Polyols
   TME condenses with dibasic acids (such as adipic acid) to form polyester polyols, serving as raw materials for polyurethanes, especially in scenarios requiring high hydrolysis resistance (e.g., bathroom products, outdoor items).

III. Plasticizers and Lubricants

1. Synthesis of Plasticizers
   TME reacts with monobasic fatty acids (such as C5-C9 fatty acids and aromatic acids) to form composite ester plasticizers, used in:
   • Polyvinyl chloride (PVC) plastic processing to improve material flexibility and high-temperature resistance;
   • Coatings and rubber industries to enhance film-forming properties and anti-aging performance.
     Properties: Good compatibility with PVC, hydrolysis resistance, and acid-alkali resistance, suitable for weather-resistant applications like wires, cables, and automotive interiors.
2. Lubricants and Release Agents
   Fatty acid ester derivatives of TME can be used as metal processing lubricants and plastic processing release agents, reducing friction coefficients and improving processing efficiency.

IV. Adhesives and Sealants

1. Polyurethane Adhesives
   TME is involved in synthesizing two-component or one-component polyurethane adhesives for:
   • Wood bonding (e.g., plywood, floor adhesives);
   • Metal-plastic bonding (e.g., automotive component assembly);
   • Packaging industry (e.g., film composite adhesives).
     Advantages: Fast curing, high bonding strength, and resistance to high and low temperatures.
2. Sealants
   As a crosslinking agent or plasticizer in silicone sealants and polyurethane sealants, TME enhances sealing performance and displacement resistance, applied in building joints and automotive component sealing.

V. Emulsifiers and Leather Chemicals

1. Synthesis of Emulsifiers
   After partial esterification with fatty acids, TME reacts with ethylene oxide/propylene oxide to form nonionic emulsifiers, used in:
   • Cosmetics (e.g., emulsions, creams) for oil-in-water system emulsification;
   • Textile industry (e.g., fabric finishing agents, dyeing auxiliaries);
   • Emulsification and dispersion of pesticide emulsifiable concentrates.
2. Leather Chemicals
   TME is involved in synthesizing leather tanning agents, fatliquors, and finishing agents, improving leather softness, fullness, and water resistance, suitable for high-end leather processing such as shoe upper leather and garment leather.

VI. Other Industrial Applications

1. Pharmaceuticals and Cosmetics
   • As a humectant and solvent in skin care products (e.g., lotions, shampoos);
   • As a pharmaceutical intermediate for synthesizing drug sustained-release carriers or surfactants.
2. Electronics and Optical Fiber Materials
   Acrylate derivatives of TME are used in optical fiber coatings to provide high light transmittance and mechanical protection; as crosslinking agents in electronic encapsulation materials to enhance heat resistance and insulation.
3. Environmental Protection and Agriculture
   • Biobased material synthesis: Participates in preparing degradable polyesters (e.g., PLA modification) to reduce white pollution;
   • Pesticide intermediates: Used as emulsifiers or solvents in pesticide formulations.

Conclusion

Due to its multifunctional group structure, trimethylolethane (TME) plays a key role in chemical, materials, and coatings industries, particularly in high-performance resins, eco-friendly coatings, and polyurethane materials. With the development of green chemistry and sustainable materials, TME's application prospects in biobased chemicals and low-VOC emission fields will further expand.

 

 

Company Profile

Dalian Sinobio Chemistry Co.,Ltd was established in 2011 and located in beautiful costal city .We focus on fungicide and water treatment's production and export over 14 years.

Sinobio is a group company who has 2 production sites in China: One is in Jiangxi province which produce fungicide such as lsothiazolinon,BIT,Zinc Pyrithione ,etc.Our products can be widely used in the fields of oil-field water injection, pulp and paper making,water treatment,marine paint, wood, plastic leather,paint coating,cosmetics,personal care products, textiles, fiber, building materials,etc. for sterilization,corrosion prevention and mildew prevention.In particular, it has been widely recognized in the application of sterilization,algae killing,scale inhibition and corrosion inhibition of circulating cooling water in petrochemical, power metallurgy and other industrial fields.

The other one was located in Gansu province which produce water treatment chemicals such as ATMP, HEDP,THPS,TXP etc .Our company has realized the research and development, production and sales of products and provided a series of services such as water treatment engineering solutions. The products are widely used in electric power,chemical industry, metallurgy, textile,paper making, washing, building mate- rials and other fields.

All these products are exported to Europe,America,Southeast Asia and other parts of the world, and have won the praise of custom.
SINOBIO Warmly welcome customers from at home and abroad to cooperate with us for common success.

 

 

Why choose us

 

FAQ

1.Can I get samples ?  
 Yes, we can supply specified quantity free sample, you pay for the freight charge only.
 
2.Which documents do you support?
We can supply COA, TDS, MSDS and so on.
 
3.What is your MOQ?
Normally speaking, our MOQ is 1 standard package. But we can supply free sample for testing before mass order.
 
4.How can you guarantee the quality of your products?
Our staff are all experienced in chemical products or related major background, they are well trained before quotation.
Free sample or pre- shipment sample are available for our new cooperation before you place commercial order. We are sure the same specification commercial products as sample to customers.
Third Party Inspection like SGS can be arranged according to your requirement before shipping.
On-Spot QC in our APPROVED associated production bases with necessary certification like GMP, ISO etc.

5.How to pay?
PI will be sent firstly after our aligned products specification. Payment by T/T, X-Transfer ,LC and so on.

6.What is your after-sales service?
SINOBIO aim to keep long term cooperation with all the customers, will sign a legally binding sales contract with customers for every order.  If you have doubt or concern on our products or service, pls feel free to contact with us.  SINOBIO will be responsible for identifying the cause of the problem and proposing corresponding solutions until the customer approved. The approved solution will be firmly carried out.