Description

Poly(Trimethylsilyl)Propyne (PTMSP) is a high-performance, glassy, and highly permeable polymer derived from the substituted acetylene monomer. This material matters for its exceptional gas permeability and unique separation properties, making it a critical component in advanced membrane technology. Industrial and research entities involved in gas separation, pervaporation, and sensor development require this polymer for creating highly selective barriers.

Application

• Gas Separation Membranes: Key material for oxygen/nitrogen enrichment, hydrogen recovery, and carbon dioxide separation from natural gas or flue streams due to its high permeability.
• Pervaporation Membranes: Used for the dehydration of organic solvents (e.g., ethanol, isopropanol) and the removal of volatile organic compounds (VOCs) from water.
• Protective Coatings: Serves as a barrier layer in electronic components and optical devices where high gas permeability with specific selectivity is required.
• Sensor Technology: Employed as a sensitive layer in chemical sensors for detecting specific gases or vapors based on changes in its physical properties.
• Research & Development: A model polymer for academic and industrial R&D in polymer science, membrane science, and materials engineering to study structure-property relationships.
• Packaging Materials: Investigated for specialized packaging applications that require controlled atmospheric conditions.

Basic Information

Item	Detail
Product Name	Poly(Trimethylsilyl)Propyne
CAS No.	87842-32-8
Molecular Formula	(C8H14Si)n
Molecular Weight	~ 10,000 - 1,000,000 g/mol (Polymer)
Synonyms	PTMSP; Poly[1-(trimethylsilyl)-1-propyne]; Poly(1-trimethylsilyl-1-propyne); Poly(1-(trimethylsilyl)propyne); Poly(trimethylsilylpropyne); 1-(Trimethylsilyl)-1-propyne homopolymer; Poly[1-(trimethylsilyl)propylene]; Glassy Polyacetylene
EINECS	Contact for details

Quality Control

Our Poly(Trimethylsilyl)Propyne is manufactured under controlled conditions to ensure batch-to-batch consistency and performance. Each lot undergoes rigorous analysis to confirm key parameters such as molecular weight distribution, intrinsic viscosity, and purity. A comprehensive Certificate of Analysis (COA) detailing these specifications is provided with every shipment to guarantee compliance with your research or production requirements.

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). This polymer is stable under inert atmosphere. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to amber solid or film
Identification (IR)	Conforms to structure
Inherent Viscosity	1.0 - 5.0 dL/g (typical, solvent dependent)
Molecular Weight (Mw)	50,000 - 500,000 g/mol (GPC, typical)
Glass Transition Temp (Tg)	> 200 °C
Residual Solvent	< 0.5% (by GC)
Oxygen Permeability	Contact for details
Nitrogen Permeability	Contact for details

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