Description

Hexanedioic Acid, Polymer With 1,3-Dihydro-1,3-Dioxo-5-Isobenzofurancarboxylic Acid, 2,2-Dimethyl-1,3-Propanediol And 2,2'-Oxybis[Ethanol] is a high-performance, water-soluble polyester resin designed for demanding industrial applications. This specialized polymer offers excellent film-forming properties, adhesion, and chemical resistance, making it a critical component in advanced coating systems. It is primarily utilized by formulators in the paints, coatings, and adhesives industries seeking to enhance product durability and performance.

Application

• High-Performance Industrial Coatings: Used as a key resin binder in waterborne coatings for automotive, aerospace, and metal finishing, providing corrosion resistance and durability.
• Adhesive Formulations: Serves as a film-forming agent and tackifier in pressure-sensitive and structural adhesives, improving bond strength and flexibility.
• Inkjet Receptive Layers: Acts as a binder in coatings for specialty papers and films, enhancing ink adhesion, color vibrancy, and water resistance.
• Textile Finishing: Employed in fabric coatings to impart water repellency, stain resistance, and improved hand feel.
• Packaging Coatings: Used in functional coatings for food and consumer goods packaging to provide barrier properties and scuff resistance.
• Primers and Sealers: Formulated into primers for wood, plastic, and metal substrates to promote intercoat adhesion and surface sealing.

Basic Information

Product Name	Hexanedioic Acid, Polymer With 1,3-Dihydro-1,3-Dioxo-5-Isobenzofurancarboxylic Acid, 2,2-Dimethyl-1,3-Propanediol And 2,2'-Oxybis[Ethanol]
CAS No.	68140-61-4
Molecular Formula	(C6H10O4 • C10H6O5 • C5H12O2 • C4H10O3)x
Molecular Weight	Polymer - Variable
Synonyms	Poly(neopentyl glycol adipate-co-5-sulfoisophthalate) with diethylene glycol; Water-dispersible polyester resin; Sulfonated polyester polyol; AQ polymer; Adipic acid/isophthalic acid-5-sulfo/neopentyl glycol/diethylene glycol copolymer; Polyester sulfonate; Dispersible polyester resin; CAS 68140-61-4
EINECS	Contact for details

Quality Control

Our production of this polyester resin adheres to strict quality management systems to ensure batch-to-batch consistency and performance reliability. Key parameters such as acid value, hydroxyl value, solids content, viscosity, and sulfonation level are rigorously monitored. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at temperatures between 15-25°C (59-77°F). Keep away from heat sources and open flame. Under recommended storage conditions, the product is stable for a minimum of 24 months from the date of manufacture.

Specification

Item	Specification
Appearance	Clear to slightly hazy viscous liquid or solid
Solid Content	30% - 40% (in water)
pH (at 25°C)	6.0 - 8.0
Viscosity (Brookfield)	500 - 5000 cps
Acid Value (mg KOH/g)	≤ 5.0
Hydroxyl Value (mg KOH/g)	Contact for details
Glass Transition Temperature (Tg)	Contact for details
Identification (IR)	Conforms

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