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Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent

Nanjing Siwin New Material Co., Ltd.
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  • 4 yrs

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Product Highlights

  • High Purity Formula: 98% purity undiluted N-octyltriethoxysilane for superior performance.
  • Deep Penetration: Small molecular structure allows deep penetration into cementitious surfaces.
  • Hydrophobic Protection: Chemically reacts to inhibit water absorption while retaining original appearance.
  • Versatile Applications: Suitable for commercial buildings, bridges, highways, and parking decks.
  • Filler Compatibility: Improves compatibility and dispersion of mineral fillers in polyolefins.
  • Flexible Dilution: Can be diluted with alcohols, chlorinated solvents, or cyclic polydimethylsiloxane.
  • Standard Packaging: Available in 210L iron drums (180kg) or 1000L IBC containers (850kg).
  • Catalyzed Reaction: Alkaline environments like new concrete speed up hydrophobic surface formation.

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Product Images of Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent

Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent pictures & photos
Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent
Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent pictures & photos
Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent
Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent pictures & photos
Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent
Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent pictures & photos
Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent
Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent pictures & photos
Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent
Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent pictures & photos
Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent
  • Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent
    Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent
  • Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent
    Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent
  • Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent
    Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent
  • Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent
    Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent
  • Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent
    Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent
  • Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent
    Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent

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Product Description

                                                                    Silane N-Octyltriethoxysilane CAS. 2943-75-1 for Water Repellent           
 Siwin-9832  N-Octyltriethoxysilane

 

 
Description

Siwin-9832 Silane is high purity, undiluted N-octyltriethoxy-silane. When diluted with an appropriate solvent, it can be used in the formulation of water repellent products. Upon proper application, the formulated product will penetrate and provide water repellency by chemically reacting with the cementitious substrate. Treated substrates are hydro-phobic and retain their original appearance.
Siwin-9832 Silane can also be used to improve the compatibility of mineral fillers or pigments in polyolefins or to ease their dispersion in non-polar matrices.
Siwin-9832 Silane is a small molecule to allow for deep penetration into the cementitious surface. This material reacts with moisture in the air and n the substrate in the presence of an alkaline or acidic environment to produce hydroxy groups. These hydroxy groups will bond with the substrate and itself to produce a hydrophobic treatment that inhibits water absorption into the substrate. An alkaline environment, such as new concrete, will catalyze the reaction and speed the formation of the hydrophobic surface.
 
Application

Siwin-9832 can be widely used in Commercial buildings, Parking decks/garages, Highways, Bridge structures, Filler modification, etc.

Typical properties
 
Product No. Siwin-9832
Chemical Name n-Octyltriethoxysilane
CAS NO. 2943-75-1
EINECS NO. 220-941-2
Formula C14H32O3Si
Appearance Colorless Transparent Liquid
Density (ρ20ºC,g/m³) 0.8790±0.0050
Refractive Index () 1.4710±0.0050
Purity (by GC,%) 98%
Molecular Structure  
 
Instruction

Siwin-9832 Silane can be diluted in solvents such as alcohols, chlorinated solvents, aliphatic solvents and low molecular weight cyclic polydimethylsiloxane such as Siwin-D4 Cyclotetrasiloxane before use. Typical dilution levels are 40 percent and 20 percent Siwin-9832 Silane in a solvent.
Blends of the solvents can also be used. The evaporation rate of the diluted material can be modified depending on the type and concentration of the solvent. Select the proper solvent for your application, as some silane/solvent blends may darken the surface. 
Methods of application include airless sprayer, roller and brush. When a brush or roller is used, repeated applications should be made until the surface remains moist for a few minutes. If an airless sprayer is used, application should continue until the substrate is thoroughly saturated. Sprayers should be fitted with solvent resistant hoses and gaskets.
A test application is necessary on each surface to be treated to ensure compatibility and the desired water repellent result. Surfaces should be free of standing water, surface dirt, dust, oils and other contaminants. Formulated Siwin-9832 Silane may be applied to damp surfaces although dry surfaces are preferred to achieve maximum penetration into the substrate.
 
Package/Storage

210L Iron Drum: 180kg/drum.
1000L IBC Container: 850kg/container.
   

 

 

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Contact Us

Contact person: Jane Peng
  
Adress: Rm 501, 5th floor, Unit7, Xingzhihui, Xinghuo Rd 19th,JiangbeiNew District, Nanjing, Jiangsu, ChinaWeb:

About the Supplier

This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASI2341945". Items marked "verified" are certified.

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Nanjing Siwin New Material Co., Ltd.
Nanjing Siwin New Material Co., Ltd.
Nanjing Siwin New Material Co., Ltd.
Nanjing Siwin New Material Co., Ltd.
Nanjing Siwin New Material Co., Ltd.
Nanjing Siwin New Material Co., Ltd.
Nanjing Siwin New Material Co., Ltd.
Nanjing Siwin New Material Co., Ltd.

About Our Factory & Business Background

Address
424, 4th Floor, Building 9, Xingzhihui Business Garden, 19 Xinghuo Road, Jiangbei New District, Nanjing, Jiangsu, China

Our Production Capability & Technical Expertise

Main Products
Polymers, Crosslinker, Monomers, Silane Coupling Agent, Silicone Additives

FAQ

What is the purity of Siwin-9832?
The product has a purity of 98% as determined by Gas Chromatography (GC).
How should Siwin-9832 be diluted before use?
It can be diluted in solvents like alcohols, chlorinated solvents, or Siwin-D4. Typical dilution levels are 20% or 40%.
What are the recommended application methods?
Methods include airless sprayer, roller, or brush. Surfaces must be free of dirt, dust, and oils.
Can Siwin-9832 be applied to damp surfaces?
Yes, it can be applied to damp surfaces, though dry surfaces are preferred for maximum penetration.
Does the product affect the original appearance of the substrate?
No, treated substrates remain hydrophobic while retaining their original appearance.
What is the molecular structure of Siwin-9832?
It is a small molecule n-Octyltriethoxysilane with the formula C14H32O3Si.
What are the storage and packaging options?
It is packaged in 210L iron drums (180kg/drum) or 1000L IBC containers (850kg/container).

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