Tetramethylcyclotetrasiloxane

Product Overview

Tetramethylcyclotetrasiloxane (CAS 2370-88-9) represents a high-performance cyclic siloxane intermediate engineered for precision chemical synthesis and advanced material science applications. This colorless transparent liquid is characterized by exceptional purity levels, making it a critical component in the production of specialized silicone polymers and electronic-grade materials. Our manufacturing process ensures minimal impurity content, providing a reliable foundation for downstream formulation and molecular design.

Technical Advantages

When compared to linear polymethylhydrogensiloxane alternatives, this cyclic variant offers distinct structural benefits. The fixed chain links provide greater molecular stability and predictability during reaction processes. The high purity profile reduces the risk of unintended side reactions, ensuring consistent quality in the final product. Key technical benefits include:

• Superior purity levels with controlled chloride content.
• Enhanced reactivity for efficient molecular modification.
• Consistent batch-to-batch performance for industrial scaling.
• Compatibility with a wide range of functional group transformations.

Industrial Applications

This reactive siloxane serves as a versatile building block across multiple high-value industries. In the silicone manufacturing sector, it is utilized to prepare polymethylhydrogensiloxane with specific hydrogen content and required segment numbers. It acts as a crucial cross-linking agent for high-temperature vulcanized silicone rubber and addition-type liquid silicone rubber formulations. Furthermore, it enables the synthesis of side-chain polysiloxane liquid crystal polymers and various functionalized silicone oils, including long-chain alkyl, polyether, epoxy, carboxyl, and amino variants.

In the electronics industry, high-purity grades function as excellent precursors for plasma vapor deposition processes. This application facilitates the formation of silicon dioxide and silicon carbide insulating films, critical for semiconductor and optoelectronic device fabrication. Its role as an impregnating agent for optoelectronic materials further underscores its versatility in high-tech manufacturing environments.

Specifications

Packaging and Storage

To maintain product integrity, the material is packaged in secure plastic barrels with net weights of 10kgs, 20kgs, or 200kgs per unit. Storage requirements dictate a cool and ventilated environment to prevent degradation. When stored correctly in unopened containers, the product maintains a shelf life of one year. We adhere to Dangerous Goods Classification 3 standards for transportation and handling to ensure safety compliance throughout the supply chain.