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Phthalic acid, a colorless crystalline organic compound identified by CAS number 88-99-3, holds significant importance in the chemical industry, particularly for its role in the creation of durable resins. Its chemical structure, featuring a benzene ring with two adjacent carboxylic acid groups, makes it an ideal precursor for various esterification reactions.
The most prominent application of phthalic acid in this context is the production of alkyd and polyester resins. These resins are synthesized by reacting polyols with dibasic acids or their anhydrides, with phthalic acid (or its anhydride) being a key component. The resulting resins are widely utilized in the manufacturing of paints, varnishes, lacquers, and adhesives. The incorporation of phthalic acid derivatives into these formulations imparts excellent adhesion, gloss, hardness, and resistance to weathering, making them suitable for a broad spectrum of applications from architectural coatings to automotive finishes.
The quality of phthalic acid directly influences the performance characteristics of the final resins and coatings. Manufacturers rely on high-purity phthalic acid to ensure consistent batch-to-batch results, preventing variability in color, viscosity, and film properties. This focus on quality is why businesses often seek to buy phthalic acid from reputable suppliers who can guarantee purity and reliable supply.
Beyond resins, phthalic acid is a fundamental intermediate for producing plasticizers and dyes. Phthalate esters, derived from phthalic acid, are crucial for softening plastics like PVC, making them pliable for use in numerous consumer and industrial products. In the dye industry, phthalic acid derivatives form the basis of many colorants, contributing to vibrant and stable hues.
NINGBO INNO PHARMCHEM CO.,LTD. is dedicated to supplying premium-grade phthalic acid to industries that depend on its unique chemical properties. We understand the critical role this intermediate plays in creating high-performance alkyd and polyester resins, ensuring our clients receive a product that enhances the quality and durability of their coatings and adhesives. Partnering with us for your phthalic acid needs means securing a vital component for your manufacturing success.
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.
