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Crop Protection

Topwin is specialized in manufacturing silicone-based functional products and a professional technical service provider.The company gains competitive advantages from its founders who are sophisticated industrial players in both upstream and downstream supply chain.

Topwin mainly focuses on leather and textile, polyurethane foam, agriculture ,coating and ink, paper release coating and personal care with specialty silicone.

Our silicone spray adjuvant for agricultural applications: silicone adjuvant, silicone surfactant, agricultural silicone adjuvants, agrosilicone adjuvant, silicone adjuvant, agrocultural silicone surfactant, silicone polyether, polyether modified silicone, polyether modified siloxane, polyether modified trisiloxane, has excellent superwetting and penetration, can reduce surface tension and lower contact angel of agrochemical fluid to crop, improve spray coverage of agrochemicals on crop, promote rapid uptake of agrochemical into plant tissues, make agrochemical fluid more efficient, reduce usage by 30-50%, our products is environment friendly.

The agriculture silicone adjuvant can be used into herbicide, fungicide, fertilizer, plant growth regulator, insecticide and acaricide. It can be used as a component in agrochemical formulation or tax mix adjuvant. Our agricultural Silicone Surfactant product categories include spray adjuvant, tank mix adjuvant, superwetting agent, superspreading surfactant, pH-stable penetrant, silicone surfactant, hydrolysis resistance spreader, low-foam surfactant and so on.

Agricultural silicone adjuvants

The characteristics of agrosilicone adjuvant       
Super wetting and penetration       
Reduce surface tension significantly,lower contact angel of agrochemical fluid to crop       
Improve spray coverage of agrochemicals on crop       
Promote rapid uptake of agrochemical into plant tissues       
Rain fastness       
Make agrochemical fluid more efficient,reduce usage by 30-50%       
Environment friendly    

Silicone adjuvant selection guide

Product Code CAS NO Surface Tension  Rainfastness Penetration Spreading Foam Stability PH Range Note
248 67674-67-3 ≤20.8 ●●●●● ●●●● ●●●●● ●●●●● 6.5-7.5 water dispersable,cost-effective ,recommend for tank-mix use
255 confidential ≤21.0 ●●●●● ●●●● ●●●●● 6.5-7.5 water dispersable,very low foam,recommend for tank-mix use
257 confidential ≤21.0 ●●●●● ●●●● ●●●●● 6.5-7.5 water dispersable,very low foam,recommend for tank-mix use
276 134180-76-0 ≤21.5 ●●●●● ●●●● ●●●●● ●● 6.5-7.5 water dispersable,medium-low foam,very low freezing point(-30°C) for low temperature applications
277 27306-78-1 ≤21.0 ●●●●● ●●●● ●●●●● ●●●● 6.5-7.5 water dispersable,medium-high foam,recommend tank-mix use
278 134180-76-0 ≤22.0 ●●●● ●●●●● ●●●● ●●● 6.0-8.0 medium foam,low pour/freezing point(-30°C) for low temperature applications,soluble in water


Applications recommendation

Applications Typical Usage
Applications 0.025-0.05%
Plant and regulators 0.025-0.15%
Herbicide 0.025-0.1%
insecticide 0.015-0.05%
Fungicide 0.015-0.1%