Description

Soya Oil, Pentaerythritol, Neopentyl Glycol, Phthalic Anhydride Polymer is a specialized alkyd resin intermediate, synthesized from a blend of vegetable oil and polyols. This compound is engineered to deliver enhanced reactivity and tailored molecular architecture for high-performance polymer formulations. It is a critical raw material for manufacturers in the coatings, adhesives, and specialty plastics industries seeking to improve product durability and processing characteristics.

Application

• Alkyd Resin Production: Primary component for manufacturing high-quality, short-oil to medium-oil alkyd resins used in industrial and decorative coatings.
• Surface Coatings: Binder for air-drying and baking enamels, providing excellent gloss retention, flexibility, and adhesion to metal and wood substrates.
• Adhesive Formulations: Used as a polymeric modifier to enhance tack, cohesion, and thermal stability in structural and pressure-sensitive adhesives.
• Plasticizer & Modifier: Acts as a reactive plasticizer and chain extender in polyurethane and unsaturated polyester resin systems.
• Printing Inks: Key resin component for solvent-based and overprint varnishes, contributing to printability and film properties.
• Corrosion-Resistant Primers: Formulation base for primers and anti-corrosive paints, offering good water resistance and substrate wetting.

Basic Information

Product Name	Soya Oil, Pentaerythritol, Neopentyl Glycol, Phthalic Anhydride Polymer
CAS No.	70879-79-7
Molecular Formula	Complex Polymer (C, H, O)
Molecular Weight	Variable (Polymer)
Synonyms	Alkyd resin intermediate; Soybean oil alkyd resin precursor; Polyol-modified phthalic alkyd; Pentaerythritol-neopentyl glycol phthalate-soya polymer; Soya alkyd polyol; Phthalic anhydride-pentaerythritol-neopentyl glycol-soya oil copolymer; PA/PEA/NPG/Soya polymer; Short oil alkyd resin intermediate
EINECS	Contact for details

Quality Control

Our production of this polymer intermediate adheres to strict batch-to-batch consistency protocols. Quality is monitored through key parameters including acid value, hydroxyl value, viscosity, and color. Certificates of Analysis (COA) documenting these specifications are available for every shipment to ensure compliance with your formulation requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C/59-77°F). Keep away from strong acids and organic solvents. Under these conditions, the product is typically stable for 24 months from the date of manufacture.

Specification

Item	Specification
Appearance	Viscous liquid to semi-solid
Color (Gardner)	≤ 6
Acid Value (mg KOH/g)	≤ 10
Hydroxyl Value (mg KOH/g)	Contact for details
Viscosity (Gardner-Holdt, 25°C)	Z2 - Z5
Non-Volatile Matter (%)	≥ 98.0
Solubility	Solvent soluble

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