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Product Code:SP8019

Product Name:MIXTURE Of MOS/TOS

Product Introduction:

Methyltris(methylethylketoxime)silane and Tetrakis(methylethylketoxime)silane are oxime‑based, neutral‑cure crosslinkers for silicone sealants and adhesives. As a blend, this MOS/TOS mixture optimizes cure rates, providing short skin‑over time (SOT), improved color stability, crack resistance, and non‑corrosive properties. It rapidly hydrolyzes upon moisture exposure and is valued for its consistent performance, long shelf life, and cost‑effectiveness in one‑part systems.

Basic Information

  • Chinese name:甲基三丁酮肟基硅烷&四丁酮肟基硅烷
  • CAS number:[22984-54-9]&[34206-40-1]
  • Molecular formula:C₁₃H₂₇N₃O₃Si&C₁₆H₃₂N₄O₄Si

Structural formula

Physical properties

  • Appearance:Colorless or light yellow transparent liquid with Methyl Ethyl Ketoxime odor

Product standard

  • GB/T 33074-2016

Technical indicators

Project Indicator
Appearance Colorless or light yellow transparent liquid with Methyl Ethyl Ketoxime odor
PH 6.0-9.5
Specific Gravity(25℃) 0.970-0.990
Refractive Index(20℃) ≥95.0
Assay,% ≥95.0

Characteristic advantages

  • Adjustable curing performance
  • Flexible formulation design
  • Excellent comprehensive mechanical properties
  • Excellent workability
  • Amphiphilic interface enhancement

Application field

  • Sealants and adhesives
  • Construction and transportation
  • Photovoltaics and new energy
  • Electronics and electrical industry
  • Special environmentally friendly formulations

Safe handling

  • Wear eye protection and protective gloves as required while handling the product
  • Use the product in a well ventilated area
  • Please consult our MSDS

Use storage

  • When stored in its original container below 40°C and unopened, the shelf life is 2 years. It can still be used after re-inspection
  • Store in a cool and dry place out of direct sunlight
  • Keep out of the reach of children

Packaging Information

  • Available in 25KGS drum, 200KGS drum or 1000KGS IBC