To buy Methyl Tetrahydrophthalic Anhydride CAS 25134-21-8 from manufacturer in China, BLIT Chemical provides competitive price and extensive product documentation, including specifications, MSDS, TDS, and COA. For factory-priced MTHPA, please contact info@blitchem.com
Метилтетрагидрофталевый ангидрид MTHPA CAS 19438-64-3
Описание
- CAS: 25134-21-8,19438-64-3
- Synonyms: Methyl hexahydrophthalic anhydride, MTHPA
- Einecs: 246-644-8
- Molecular Formula: C9H10O3
- Оценка: 99.0%
- Package: 220kg/drum, or as required
Подробности
Methyl Tetrahydrophthalic Anhydride (MTHPA) is a widely used anhydride curing agent for epoxy resins. With excellent thermal stability, electrical insulation, and mechanical properties, it is ideal for producing high-performance thermosetting materials. MTHPA is employed in electronics, coatings, adhesives, and composite materials.
– Colorless to slight yellow liquid
– It has high purity and light color and luster. It can be directly adjusted into all kinds of colorful epoxy resin products.
– It has low viscosity. It has the characteristics like: good casting, embedment and impregnation technology. It can improve the performance of curing material and the affinity of lamination and basic material.
– It has the characteristics like: stable performance, low freezing point and long using life. It can be stored for a long time at room temperature and easy for pipeline transportation. It is suitable for production automation and severe cold region.
– It has small volatility and low toxicity, only 1/20 – 1/40 toxicity of the amine curing agent. Its irritation to human eyes and skin is small.
-It has good dissolubility. This product can dissoluble with all epoxy resins. The mixing viscosity is low, meanwhile, has low pyrogenic effect and shrinkage during the heated curing process.
Спецификация:
Появление | Light yellow transparent liquid |
Color (Pt-Co) | ≤200 |
Точка кристаллизации | ≤10℃ |
Acid value, (mgkoH/g) | 660.0~685.0 |
Anhydride conten | ≥41% |
Viscosity(Pa.s,25℃℃) | 0.03~0.06 |
Density (g/cm3, 20%℃) | 1.210+0.05 |
Free acid | ≤0.50% |
Приложение:
Electronics: Used as a curing agent for insulating materials in electrical components such as transformers and motors.
Adhesives and Sealants: Ensures strong bonding and durable performance under extreme conditions.
Coatings: Provides enhanced chemical resistance and adhesion properties.
Composite Materials: Ideal for fiber-reinforced plastics in aerospace, automotive, and industrial applications.
Правила использования:
Storage Requirements: Store in a cool, dry place, tightly sealed to avoid exposure to moisture and air, which can degrade product quality.
Mixing Ratio: Typically mixed with epoxy resins in specific ratios recommended by manufacturers.
Processing Conditions: Use at elevated temperatures to ensure optimal curing and performance.
Safety Measures: Handle in a well-ventilated area with appropriate protective gear to avoid exposure.
Упаковка:
220kg/drum 17.6mt/20’FCL
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