Description

Soya Acids, Phthalic Anhydride, Isophthalic Acid, Trimethylolethane, Pentaerythritol, Maleic Anhydride Polymer CAS NO 68513-33-7 is a specialized polymeric compound synthesized from key raw materials including soya acids, phthalic and isophthalic anhydrides, and polyols. This product is engineered to deliver enhanced performance characteristics, such as improved thermal stability and chemical resistance, for demanding industrial formulations. It is a critical component for manufacturers in the coatings, adhesives, and specialty plastics industries seeking to develop high-performance, durable end-products.

Application

• Alkyd Resins & Surface Coatings: Serves as a key building block for high-quality, durable alkyd resins used in industrial paints, varnishes, and protective coatings.
• Polyester Resins: Used in the production of unsaturated polyester resins (UPR) for fiberglass-reinforced plastics (FRP), automotive parts, and construction panels.
• Plasticizers & Stabilizers: Acts as an intermediate in the synthesis of specialized plasticizers and polymer stabilizers for PVC and other flexible compounds.
• Adhesives & Sealants: Imparts strength and adhesion properties in the formulation of industrial adhesives, sealants, and bonding agents.
• Flame Retardant Additives: Can be utilized as a reactive component in the synthesis of flame-retardant polymers and additives.
• Specialty Chemical Intermediates: Functions as a versatile chemical intermediate for further synthesis of complex polymers and performance chemicals.

Basic Information

Product Name	Soya Acids, Phthalic Anhydride, Isophthalic Acid, Trimethylolethane, Pentaerythritol, Maleic Anhydride Polymer
CAS No.	68513-33-7
Molecular Formula	Complex Polymer (Contact for details)
Molecular Weight	Varies by grade and composition
Synonyms	Maleic Anhydride-Soya Acid Copolymer; Phthalic Anhydride-Isophthalic Acid-Pentaerythritol-Maleic Anhydride Polymer; Alkyd Resin Precursor; Modified Polyester Polyol; Soya Fatty Acid Modified Polyester; UPR Intermediate; Polybasic Acid Ester Polymer
EINECS	Contact for details

Quality Control

Our Soya Acids, Phthalic Anhydride, Isophthalic Acid, Trimethylolethane, Pentaerythritol, Maleic Anhydride Polymer is manufactured under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure consistency in key parameters such as acid value, hydroxyl value, viscosity, and color. Certificates of Analysis (COA) documenting full specifications are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C/59-77°F). Keep away from strong acids, organic solvents, and sources of ignition. Due to its chemical nature, prolonged exposure to air and moisture should be minimized to preserve product integrity.

Specification

Item	Specification
Appearance	Viscous liquid to solid resin
Color (Gardner)	≤ 6
Acid Value (mg KOH/g)	5 - 25
Hydroxyl Value (mg KOH/g)	100 - 250
Viscosity (at 25°C, cP)	2000 - 10000
Solid Content (%)	≥ 98.0
Identification (IR)	Conforms

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.