Tetrahydromethylphthalic Anhydride Price & Suppliers in India
CAS: 11070-44-3Safety Information
Sensitizer and Irritant
Causes severe skin burns and eye damage. May cause an allergic skin reaction and respiratory irritation.
Eyes: Rinse cautiously with water for several minutes; seek immediate medical attention.
Skin: Remove contaminated clothing and wash with soap and water; seek medical advice if irritation persists.
About Tetrahydromethylphthalic Anhydride
Tetrahydromethylphthalic Anhydride (MTHPA) is a cyclic anhydride used primarily as a hardener for epoxy resins. In its liquid state at room temperature, it provides significant processing advantages, such as easy mixing and low viscosity, which are critical for vacuum casting and resin transfer molding processes.
In the Indian industrial landscape, MTHPA is a vital component for manufacturers of electrical components, including transformers, insulators, and circuit boards. It is also increasingly utilized in the automotive and construction sectors for high-durability powder coatings and specialized adhesive formulations that require resistance to harsh environmental conditions.
When procuring MTHPA in India, buyers should prioritize suppliers who provide consistent purity levels and moisture-free packaging, as the chemical is highly sensitive to humidity. It is recommended to verify the batch-specific color index and acidity levels to ensure compatibility with specific resin systems and to prevent premature curing during storage.
Applications & Industries
Tetrahydromethylphthalic Anhydride Price in India
Tetrahydromethylphthalic Anhydride pricing in India depends on grade, order quantity, and delivery location, and it moves with market conditions — so a single fixed price is rarely accurate for a specific requirement.
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Frequently Asked Questions
What is the price of Tetrahydromethylphthalic Anhydride in India?
Tetrahydromethylphthalic Anhydride prices in India vary by grade, order quantity and delivery location, and move with market conditions. To get the current price for your requirement, submit an enquiry on Chemical Dekho and receive verified quotes from suppliers and manufacturers within 24 hours.
Is MTHPA moisture sensitive?
Yes, MTHPA reacts with atmospheric moisture to form dicarboxylic acids, which can affect curing performance. Always keep containers tightly sealed.
What is the primary advantage of MTHPA over solid anhydrides?
MTHPA is liquid at room temperature, allowing for easier handling, better solubility, and lower viscosity in resin formulations.
Can MTHPA be used for outdoor coatings?
Yes, when used with appropriate UV stabilizers, it provides excellent weatherability and gloss retention in powder coatings.
What is the typical mixing ratio for MTHPA?
The mixing ratio depends on the epoxy equivalent weight (EEW) of the resin; typically, it is calculated based on stoichiometric requirements.
Are there specific safety precautions for handling?
Yes, use in a well-ventilated area with appropriate PPE including chemical-resistant gloves and safety goggles to prevent sensitization.
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