For procurement managers and R&D scientists in the chemical and materials sectors, identifying a dependable source for critical raw materials is a strategic imperative. Hexahydro-4-methylphthalic Anhydride (MHHPA), with its CAS number 19438-60-9, is a high-demand chemical intermediate, particularly valued for its role as an epoxy resin curing agent. NINGBO INNO PHARMCHEM CO.,LTD. positions itself as a premier manufacturer and supplier in China, offering high-purity MHHPA to meet global industry needs.
MHHPA, characterized by its appearance as a colorless transparent liquid, offers significant advantages in epoxy resin formulations. Its effectiveness as a curing agent stems from its ability to create robust cross-linked polymer networks. These networks provide enhanced thermal stability, excellent electrical properties, and improved mechanical strength, making MHHPA an ideal choice for applications demanding high performance.
The specific advantages that drive industries to buy MHHPA include its low viscosity when combined with alicyclic epoxy resins, which simplifies handling and processing. This is particularly beneficial for complex applications such as electrical component casting and coil impregnation, where the ability to achieve uniform coverage is crucial. Moreover, the extended pot life associated with MHHPA-cured systems allows for greater flexibility in production schedules and reduces the risk of premature curing, thereby minimizing material waste and improving manufacturing efficiency.
As a leading manufacturer in China, NINGBO INNO PHARMCHEM CO.,LTD. is dedicated to upholding the highest standards of quality for our Hexahydro-4-methylphthalic Anhydride. We understand that consistent product specifications are vital for our clients' success. Therefore, we ensure that our MHHPA is produced with precision, guaranteeing reliable performance in your epoxy resin systems, adhesives, and coatings. Our commitment extends to providing competitive pricing and a stable supply chain, ensuring that your procurement needs are consistently met.
For businesses actively seeking to purchase Hexahydro-4-methylphthalic Anhydride, engaging with a reputable supplier is key. NINGBO INNO PHARMCHEM CO.,LTD. offers not just a product, but a partnership built on expertise and reliability. We invite you to request a quote and samples of our MHHPA. Discover how our high-quality anhydride, backed by responsive customer service and technical support, can empower your product development and manufacturing processes. Partner with us for your MHHPA sourcing needs and experience the benefits of working with a dedicated Chinese chemical manufacturer.
Manufacturing Facilities






Professional Export Experience
to Global Customers
1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.