Description

Triacontamethyltetradecasiloxane is a high molecular weight, linear polydimethylsiloxane (PDMS) oligomer, specifically a 30-unit siloxane chain. This compound is valued for its exceptional thermal stability, low surface tension, and high compressibility, making it a superior performance additive and base fluid. It is primarily needed by manufacturers in the specialty lubricants, high-performance silicone fluids, and advanced polymer modification sectors seeking to enhance product durability and functionality under extreme conditions.

Application

• As a high-temperature base fluid or additive for specialty lubricants and greases.
• As a key intermediate or modifier in the synthesis of high-performance silicone copolymers and resins.
• As a release agent and flow aid in demanding plastic and rubber molding processes.
• As a damping and hydraulic fluid in precision instruments and aerospace applications.
• As a surface treatment agent to impart water repellency and reduce friction on various substrates.
• In cosmetic and personal care formulations as a non-greasy emollient and conditioner in high-end products.
• For research and development of novel silicone-based materials with tailored rheological properties.

Basic Information

Product Name	Triacontamethyltetradecasiloxane
CAS No.	2471-10-5
Molecular Formula	C30H90O29Si30
Molecular Weight	~2227.3 g/mol
Synonyms	Polydimethylsiloxane, 30 cSt; Dimethylsiloxane, 30-mer; PDMS 30; Hexamethyltrisiloxane, tricontamer; Linear PDMS (Mn ~2200); Silicone oil 30 cSt; Methyl silicone fluid 30; Decamethyltetrasiloxane, pentamer; Contact for details on additional trade names.
EINECS	Contact for details

Quality Control

Our Triacontamethyltetradecasiloxane is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistency in molecular weight distribution, viscosity, and purity, meeting the high standards required for industrial and specialty applications. Certificates of Analysis (COA) documenting key parameters are available upon request 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 room temperature (15-25°C). Keep away from strong acids, bases, and oxidizing agents to maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Viscosity @ 25°C	~30 cSt
Specific Gravity @ 25°C	0.95 - 0.98
Refractive Index @ 20°C	1.400 - 1.405
Purity (Assay by GPC)	≥ 95.0%
Water Content (KF)	≤ 0.05%

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