hexyldecyltrimethoxysilane cas 38205-60-6

Chemical Name: hexyldecyltrimethoxysilane
CAS No.: 38205-60-6
Molecular Fomula: C19H42O3Si
Molecular weight:346.62
Appearance: Colorless liquid
Assay: ≥95%

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Hexyldecyltrimethoxysilane (CAS 38205-60-6) Comprehensive User Guide

Table of Contents

1. Product Overview & Technical Specifications

Parameter Specification
CAS Number 38205-60-6
Molecular Formula C19H42O3Si
Molecular Weight 346.6 g/mol
Appearance Clear liquid
Purity ≥95% (GC)
Boiling Point 280°C (dec.)
Density 0.92 g/cm³ (25°C)
Flash Point 110°C

2. Core Applications & Functional Properties

Primary Industrial Uses:

  • Surface modification agent for inorganic/organic composites
  • Crosslinking promoter in silicone rubber formulations
  • Adhesion enhancer in polymer coatings
  • Hydrophobic treatment for nanomaterials

Performance Advantages:

  • Superior hydrolysis stability compared to shorter-chain silanes
  • Enhanced thermal resistance (up to 280°C)
  • Improved mechanical properties in composite materials
  • Low VOC emission during curing process

3. Competitive Product Analysis

Brand Purity Packaging Key Differentiator
Sigma-Aldrich 98% 100g to 5kg Lab-scale R&D focus
Gelest Inc 95% 1kg to 200kg Industrial-grade volumes
Shin-Etsu 97% 25kg drums Automotive-grade certification

4. Industry Implementation Scenarios

Automotive Manufacturing:

Used in tire compound formulations to improve silica dispersion, reducing rolling resistance by 15-20% in premium tire lines.

Construction Materials:

Critical component in weather-resistant sealants, demonstrating 25% better UV stability than traditional formulations.

Electronics Encapsulation:

Enables moisture-resistant protection for microelectronics with <1% water absorption over 1000hrs 85°C/85% RH testing.

5. Verified Client Implementations

Case Study 1: European Automotive Supplier

  • Challenge: Reduce VOC emissions in cabin components
  • Solution: 2.5% hexyldecyltrimethoxysilane additive
  • Result: Achieved 40% VOC reduction with maintained flexibility

Case Study 2: Asian Electronics Manufacturer

  • Challenge: Prevent moisture-induced circuit failure
  • Solution: 0.8% surface treatment concentration
  • Result: Passed IPC-CC-830B standard with 100% yield improvement

6. Technical Consultation & Ordering

For formulation assistance or bulk pricing:
Email: info@vivalr.com
Phone: (86) 15866781826
Request SDS documentation or application notes through our 24/7 support portal.

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