• Tetramethylxylylene diisocyanate(TMXDl,CAS:2778-42-9)

Tetramethylxylylene diisocyanate(TMXDl,CAS:2778-42-9)

TMXDI (Tetramethylxylylene diisocyanate, CAS:2778-42-9) is an aliphatic tertiary bonded diisocyanate monomer that provides a practical method for producing polyurethanes, carbamate diisocyanates, and hybrids with minimal side reactions. As a non-yellowing isocyanate, TMXDI enables the production of high-clarity coatings and dispersions without using solvents

Product Description

TMXDI (Tetramethylxylylene diisocyanate, CAS:2778-42-9) is an aliphatic tertiary bonded diisocyanate monomer, a type of aliphatic diisocyanates that provides a practical method for producing polyurethanes, carbamate diisocyanates, and hybrids with minimal side reactions. As a non-yellowing isocyanate, TMXDI enables the production of high-clarity coatings and dispersions without using solvents, simplifying processing workflows while delivering exceptional color stability and UV resistance.

 

Performance Advantages

 

• Excellent Adhesion: Due to the presence of aromatic rings, TMXDI demonstrates outstanding adhesion on low surface tension or non-polar substrates.
• Non-Yellowing Properties: TMXDI's aliphatic structure ensures long-term color stability, resisting yellowing even under UV exposure or harsh environmental conditions.
• Good Elasticity: The compatibility of soft and hard segments enhances material elasticity while maintaining durability.
• Superior Rheological Properties: The use of low-polarity polymers improves rheological behavior for smoother application and film formation.

Chemical and Physical Properties 

 

• Molecular Structure: TMXDI combines the characteristics of aliphatic and aromatic compounds, enhancing material properties and non-yellowing performance.
• Reactivity: As a tertiary bonded diisocyanate, TMXDI exhibits high reactivity with minimal side reactions, ensuring efficient polymerization.
• Compatibility: Suitable for diverse substrates, particularly excelling in low surface tension applications.

 

Applications

 

• Aluminum Powder Coatings: Delivers excellent adhesion, durability, and non-yellowing properties for high-quality finishes.
• Plastic Primers: Enhances primer performance with superior flexibility and color retention.
• Soft Touch Coatings: Ideal for tactile-sensitive coatings that resist yellowing over time.
• Optical Coatings: Used in high refractive index, non-yellowing optical coatings for clarity and longevity.
• Heat Sealable/Transfer Coatings: Maintains color stability under thermal processing.
• Surface/Composite Films: Improves durability while preserving aesthetic qualities.

 

Packing & Storage

 

Packed in 170kg/drum. Store in a cool, dry place. 12-month shelf life when stored properly.

 

Our Advantages

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Advanced Products & Technology Expertise
We specialize in high-performance polyurethanes and advanced new materials, driven by proprietary formulations and continuous process innovation to deliver superior value.
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Rigorous Quality & Certification System
All products comply with international standards and pass multi-stage inspections, ensuring reliable quality and consistent performance.
 
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Continuous R&D and Innovation
Our dedicated R&D centers collaborate with leading institutes to develop next-generation materials.
 
 
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 Safety & Environmental
We adhere to global EHS standards and sustainable manufacturing practices, minimizing environmental impact and ensuring workplace safety.

 

Our Services

 
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If you would like more information about this product, please feel free to contact us.

Product Consistency:
Stable quality and reliable performance in every batch.

Stable Supply:
Own factory ensures long-term and steady supply.

Free Samples:
Free samples available for testing and evaluation.

Global Logistics:
Experienced in international shipping and hazardous export.

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