Description

Carbonic acid, diphenyl ester, polymer with 1,4-butanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 1,6-hexanediol, .alpha.-hydro-.omega.-hydroxypolyoxy(methyl-1,2-ethanediyl), 1,1-methylenebisisocyanatobenzene and methyloxirane is a specialized polycarbonate-polyurethane hybrid polymer designed for high-performance applications. This advanced material offers a unique balance of durability, chemical resistance, and versatile processability, making it a critical component in demanding industrial and technical sectors. It is primarily sought by manufacturers in the coatings, adhesives, sealants, and elastomers (CASE) industries, as well as for advanced material synthesis.

Application

• High-Performance Coatings and Paints: Used as a resin binder in industrial, automotive, and protective coatings requiring excellent weatherability, gloss retention, and chemical resistance.
• Specialty Adhesives and Sealants: Serves as a key polymer component in formulations demanding strong adhesion, flexibility, and long-term durability under stress.
• Engineering Elastomers and Thermoplastic Polyurethanes (TPU): Imparts enhanced mechanical properties, such as tensile strength and abrasion resistance, in molded or extruded technical parts.
• Composite Materials: Acts as a matrix resin or modifier in fiber-reinforced composites for aerospace, automotive, or sporting goods.
• Electronic Encapsulants and Potting Compounds: Provides protective insulation and environmental sealing for sensitive electronic components.
• Medical Device Components: Utilized in the manufacture of durable, biocompatible parts requiring sterilization capability and dimensional stability (for applicable grades).

Basic Information

Product Name	Carbonic acid, diphenyl ester, polymer with 1,4-butanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 1,6-hexanediol, .alpha.-hydro-.omega.-hydroxypolyoxy(methyl-1,2-ethanediyl), 1,1-methylenebisisocyanatobenzene and methyloxirane
CAS No.	111773-54-7
Molecular Formula	Contact for details
Molecular Weight	Variable (Polymer)
Synonyms	Polycarbonate-polyurethane copolymer
PC-PU hybrid polymer
Poly(oxy(methyl-1,2-ethanediyl)), .alpha.-hydro-.omega.-hydroxy-, polymer with 1,4-butanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 1,6-hexanediol, diphenyl carbonate and 1,1'-methylenebis[4-isocyanatobenzene]
Polyol-modified polycarbonate urethane
Thermoplastic polycarbonate urethane
Diphenyl carbonate, polymer with polyols and methylene diphenyl diisocyanate (MDI)
Oxirane, methyl-, polymer with carbonic acid diphenyl ester, 1,4-butanediol, 1,6-hexanediol, etc.
EINECS	Contact for details

Quality Control

Our production of this advanced polymer adheres to strict quality management systems. Each batch is characterized using advanced analytical techniques to ensure consistency in molecular weight distribution, functionality, and purity. Certificates of Analysis (COA) detailing key parameters are provided with every shipment. We support compliance with relevant global regulatory frameworks, including 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 incompatible materials such as strong acids, bases, and oxidizing agents. This material is hygroscopic (moisture-sensitive); ensure containers are sealed after use to prevent moisture uptake.

Specification

Item	Specification
Appearance	Pellets or granules, Colorless to pale yellow
Identification (IR)	Conforms to structure
Solid Content	≥ 99.0 %
Hydroxyl Value (OH#)	Contact for details
Viscosity (at 25°C)	Contact for details
Glass Transition Temperature (Tg)	Contact for details
Moisture Content (Karl Fischer)	≤ 0.05 %
Ash Content	≤ 0.1 %

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