Description

Carbonic Dichloride, Polymer With 4,4-(1-Methylethylidene)Bis2,6-Dimethylphenol is a high-performance polymeric material derived from the reaction of phosgene (carbonic dichloride) with a hindered bisphenol. This compound matters for its ability to impart exceptional thermal stability, chemical resistance, and mechanical strength to advanced material formulations. It is primarily needed by manufacturers in the polymer and specialty chemical industries for creating high-grade engineering plastics, coatings, and specialty additives. CAS No. 51137-43-0.

Application

• High-Performance Polymer Synthesis: As a key monomer or intermediate in the production of polycarbonates and other engineering thermoplastics with enhanced heat resistance.
• Specialty Coatings and Resins: Used to formulate advanced protective coatings, adhesives, and composite resins that require durability under harsh chemical and thermal environments.
• Flame Retardant Additives: Incorporated into polymer matrices to improve flame retardancy and meet stringent safety standards in electronics and construction materials.
• Advanced Material Modifier: Serves as a property enhancer to improve the tensile strength, glass transition temperature (Tg), and weatherability of final polymeric products.
• Chemical Intermediate: Utilized in organic synthesis for creating complex molecules with specific functional groups for pharmaceutical or agrochemical research.

Basic Information

Product Name	Carbonic Dichloride, Polymer With 4,4-(1-Methylethylidene)Bis2,6-Dimethylphenol
CAS No.	51137-43-0
Molecular Formula	(C17H18O2·CCl2O)n
Molecular Weight	Polymeric (Contact for details)
Synonyms	Poly(bisphenol A carbonate) oligomer; Phosgene polymer with 2,2-Bis(3,5-dimethyl-4-hydroxyphenyl)propane; Bisphenol A, polymer with phosgene; Polycarbonate oligomer based on TMBPA; 4,4'-(1-Methylethylidene)bis[2,6-dimethylphenol] polymer with carbonic dichloride; TMBPA Polycarbonate; 2,2-Bis(4-hydroxy-3,5-dimethylphenyl)propane polymer with carbonyl chloride
EINECS	Contact for details

Quality Control

Our production of Carbonic Dichloride, Polymer With 4,4-(1-Methylethylidene)Bis2,6-Dimethylphenol adheres to stringent quality management protocols. Each batch undergoes rigorous analytical testing to ensure consistent molecular weight distribution, purity, and functional performance. Certificates of Analysis (COA) detailing key parameters are available upon request to support your quality assurance and regulatory compliance needs.

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 strong bases, oxidizing agents, and moisture to maintain product integrity. For long-term storage, consider an inert atmosphere to prevent potential degradation.

Specification

Item	Specification
Appearance	White to off-white powder or granules
Identification (IR)	Conforms to structure
Assay (Polymer Content)	≥ 95.0%
Molecular Weight (Mw)	Customized (Typical range 5,000 - 20,000 Da)
Glass Transition Temperature (Tg)	Contact for details
Residual Solvents	Meets ICH guidelines
Heavy Metals	< 10 ppm
Loss on Drying	< 1.0%

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