2-Butenedioic acid (E)-, polymer with 2,2-bis[(2-propenyloxy)methyl]-1-butanol, 1,2-ethanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 2,2'-oxybis[ethanol] and 3a,4,7,7a-tetrahydro-1,3-isobenzofurandione CAS NO 139682-53-4

Unit Price:

CAS No.:139682-53-4

Grade:Pharmacy Grade

Content:99.9%

Brand:Customizable

Packaging:Customizable

Description

2-Butenedioic acid (E)-, polymer with 2,2-bis[(2-propenyloxy)methyl]-1-butanol, 1,2-ethanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 2,2'-oxybis[ethanol] and 3a,4,7,7a-tetrahydro-1,3-isobenzofurandione is a specialized, multi-component polymeric resin designed for high-performance applications. This advanced material is engineered to deliver exceptional durability, chemical resistance, and tailored reactivity, making it a critical component in demanding industrial formulations. It is primarily utilized by manufacturers in the coatings, adhesives, and advanced composite materials sectors seeking to enhance product performance and longevity.

Application

High-Performance Industrial Coatings: Used as a key resin binder in protective coatings for metal, concrete, and plastics, offering excellent weatherability and chemical resistance.
Advanced Adhesives and Sealants: Serves as a primary polymer in structural adhesives and high-strength sealants for automotive, aerospace, and construction applications.
Fiber-Reinforced Composites: Acts as a matrix resin in the production of lightweight, high-strength composite materials for automotive parts and industrial components.
Electrical Encapsulation and Potting: Employed in potting compounds and encapsulants to protect sensitive electronic components from moisture, vibration, and thermal stress.
Specialty Inks and Pigment Dispersions: Functions as a dispersing and binding agent in high-quality industrial inks and pigment preparations.
UV-Curable Formulations: Can be formulated into coatings and inks that cure rapidly under UV light, enhancing production efficiency.

Basic Information


Product Name	2-Butenedioic acid (E)-, polymer with 2,2-bis[(2-propenyloxy)methyl]-1-butanol, 1,2-ethanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 2,2'-oxybis[ethanol] and 3a,4,7,7a-tetrahydro-1,3-isobenzofurandione
CAS No.	139682-53-4
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Fumaric acid, polymer with 2,2-bis(allyloxymethyl)butyl alcohol, ethylene glycol, trimethylolpropane, diethylene glycol and tetrahydrophthalic anhydride; Allyl ether-based polyester polyol; Modified unsaturated polyester resin; Polyester polyol resin with fumaric acid and allyl ether; THPA-modified polyester; Crosslinkable polyester polyol; Thermosetting polyester resin.
EINECS	Contact for details

Quality Control

Our production of this polymer adheres to strict quality management systems to ensure batch-to-batch consistency and performance reliability. Each lot is characterized for critical parameters including acid value, hydroxyl value, viscosity, and color to meet precise customer specifications. Certificates of Analysis (COA) documenting these results are provided with every shipment. We support compliance with global regulatory frameworks such as REACH.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 15-25°C). Keep away from heat sources and open flame. Under these conditions, the product is stable for the period indicated on the label.

Specification

Item	Specification
Appearance	Viscous liquid
Color (Gardner)	≤ 4
Acid Value (mg KOH/g)	5 - 15
Hydroxyl Value (mg KOH/g)	80 - 120
Viscosity (at 25°C, mPa·s)	2000 - 5000
Solid Content (%)	70 - 75
Identification (IR)	Conforms