Methyl tetrahydrophthalic anhydride

Short Description:

Chemical Name:Methyl tetrahydrophthalic anhydride
CAS No.:19438-64-3
Molecular Formula:C9H10O3
Molecular Weight:166.177
Hs Code.:2917399090
Mol file:19438-64-3.mol

Product Detail

Product Tags

Methyl tetrahydrophthalic anhydride 19438-64-3

Synonyms:3-Cyclohexene-1,2-dicarboxylicanhydride, 4-methyl- (8CI);1,3-Isobenzofurandione,3a,4,5,7a-tetrahydro-6-methyl-

Chemical Property of Methyl Tetrahydrophthalic Anhydride

● Vapor Pressure:0.00184mmHg at 25°C
● Refractive Index:1.53
● Boiling Point:308.9 °C at 760 mmHg
● Flash Point:146.8 °C
● PSA：43.37000
● Density:1.221 g/cm3
● LogP:1.04230

Safty Information

● Pictogram(s):
● Hazard Codes:

Useful

Uses:Methyl tetrahydrophthalic anhydride can be used for unsaturated polyester resin, epoxy resin curing agent, pesticide intermediate, potting of dry-type transformer, etc.

Detailed Introduction

Methyl tetrahydrophthalic anhydride (MTHPA) is a chemical compound that belongs to the class of cyclic anhydrides. It is an organic compound with the molecular formula C9H10O3.
MTHPA is commonly used as a curing agent or hardener in epoxy resins. It is a versatile compound that offers various advantages in the manufacturing and production of epoxy-based materials. MTHPA is known for its exceptional heat resistance, chemical resistance, and excellent adhesive properties.
One of the main applications of MTHPA is in the electrical and electronics industry. It is widely used in the production of electrical insulating materials such as coatings, varnishes, potting compounds, and laminates. MTHPA helps to enhance the electrical insulation properties of these materials, making them suitable for applications in transformers, motors, circuit boards, and other electronic components.
Another important area where MTHPA finds application is in the manufacturing of composites. It is used as a curing agent in epoxy-based composites such as fiberglass, carbon fiber reinforced polymers (CFRP), and other high-performance composite materials. MTHPA contributes to the mechanical strength, stability, and resistance properties of these composites.
MTHPA is also used in various other industries and applications including adhesives, coatings, civil engineering, casting, and molding. It offers excellent adhesion, chemical resistance, and thermal stability properties, making it valuable in these applications.
However, it is essential to handle MTHPA with care as it can be toxic and irritating to the skin, eyes, and respiratory system. Proper safety precautions, such as wearing protective equipment and working in a well-ventilated area, should be followed when handling and using MTHPA.

Application

Methyl tetrahydrophthalic anhydride (MTHPA) is a cyclic anhydride compound that is commonly used as a curing agent or hardener in epoxy resins. It is a low-viscosity liquid at room temperature and is known for its excellent chemical and heat resistance properties.
MTHPA is widely used in various industries such as electrical insulation, composites, coatings, adhesives, and casting. It is particularly valued as a curing agent for applications requiring strong adhesion, high mechanical strength, and resistance to chemicals and heat.
Some specific uses of MTHPA include:
Epoxy-based adhesives: MTHPA can be used as a hardener in epoxy adhesives for bonding applications requiring high strength and durability.
Electrical insulation: MTHPA is commonly used in the production of electrical insulating materials such as laminates, potting compounds, and encapsulation resins.
Composites: MTHPA is used as a curing agent in the manufacturing of composite materials, including fiber-reinforced plastics (FRP), carbon fiber composites, and pultruded products.
Coatings: MTHPA can be used as an additive in coatings to enhance chemical resistance, adhesion, and toughness.
Casting and molds: MTHPA is utilized in the production of casting resins and molds, providing dimensional stability and resistance to heat and chemicals.
It is worth mentioning that MTHPA can be toxic and irritating to the skin, eyes, and respiratory system. Proper safety precautions, including the use of protective equipment and working in well-ventilated areas, should always be followed when handling this compound.