Description

1,3-Isobenzofurandione, Polymer With 1,2-Ethanediol, 2-(Hydroxymethyl)-2-Methyl-1,3-Propanediol And 1,2-Propanediol CAS NO 125826-32-6 is a specialized polymeric resin derived from phthalic anhydride and a blend of polyols. This product is engineered to provide a versatile and high-performance backbone for advanced coating and adhesive formulations. It is essential for manufacturers seeking to develop products with enhanced durability, chemical resistance, and tailored mechanical properties. Key industries that utilize this polymer include industrial coatings, specialty inks, and high-performance composite materials.

Application

• Industrial Coating Resins: Serves as a primary binder in high-performance protective coatings for metal, wood, and plastic substrates, offering excellent weatherability and chemical resistance.
• Specialty Inks and Varnishes: Used in the formulation of printing inks and overprint varnishes that require fast curing, high gloss, and adhesion to various surfaces.
• Adhesive and Sealant Systems: Acts as a key polymeric component in structural adhesives and elastomeric sealants, providing strong bonding and flexibility.
• Composite Material Binders: Employed as a matrix resin in fiber-reinforced plastics (FRP) and other composite materials for automotive and construction applications.
• Electrical Insulation Materials: Utilized in the production of insulating varnishes and potting compounds for electronic components.
• Powder Coating Formulations: A critical raw material for creating thermosetting powder coatings with excellent flow and finish properties.

Basic Information

Product Name	1,3-Isobenzofurandione, Polymer With 1,2-Ethanediol, 2-(Hydroxymethyl)-2-Methyl-1,3-Propanediol And 1,2-Propanediol
CAS No.	125826-32-6
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Polyester polyol from phthalic anhydride, trimethylolpropane, ethylene glycol, and propylene glycol; Phthalic anhydride-ethylene glycol-trimethylolpropane-propylene glycol copolymer; Polyester resin based on phthalic anhydride; Alkyd resin intermediate; Polymeric phthalate ester; TMP-modified polyester polyol; Glycol-phthalic anhydride copolymer; PA/EG/TMP/PG copolymer
EINECS	Contact for details

Quality Control

Our production of 1,3-Isobenzofurandione, Polymer With 1,2-Ethanediol, 2-(Hydroxymethyl)-2-Methyl-1,3-Propanediol And 1,2-Propanediol adheres to a stringent quality management system. Every batch undergoes rigorous analytical testing to ensure consistency in key parameters such as hydroxyl value, acid value, viscosity, and color. Certificates of Analysis (COA) documenting these specifications are available upon request. We are committed to meeting the quality standards required for industrial and specialty chemical applications.

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). Keep away from heat sources and open flame. Under these conditions, the product is typically stable for 24 months from the date of manufacture.

Specification

Item	Specification
Appearance	Viscous liquid to solid resin
Color (Gardner)	≤ 3
Acid Value (mg KOH/g)	≤ 5.0
Hydroxyl Value (mg KOH/g)	Contact for details
Viscosity (at 25°C)	Contact for details
Solid Content (%)	Contact for details

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