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产品编号:Km-922
产品名称:硅烷改型聚醚聚合物KM-STP380
Cas No.:216597-12-5
分子式:(C3H6O)nC14H32N2O9Si2
Description:


KM-STP380 is equivalent to Wacker GENIOSIL® STP-E35. It is alkoxy silane terminated polyether polymer. It could be applied in moisture curing elastic sealant, elastic structure sealant and sealing coatings. Sealants based on KM-STP380 not only have excellent adhesion properties, but also have adhesion to broad range of substrates. Different from polyurethane and silicone system, this formulation has no solvent and isocyanate, as well as no bubbles and odour generated from curing. It is especially suitable for construction industry, transportation industry and general industry application.


Properties and Features:


 High Activity , Low – medium Modulus
 High transparence
 Good adhesion strength and tensile elasticity
 Fast curing , non-tin catalysts used if needed, more eco-friendly
 Excellent aging and yellowing resistance
 Excellent water resistance and solvent resistance
 Excellent elastic recovery rate
 Excellent storage stability
 Solvent free , odourless , eco-friendly
 Could be blended with other Kemiworks polymers


Specification:


Appearance:Yellow liquid
Viscosity(25℃,mPa.s):32000-42000
Boiling Point:>250℃
Flash point :237℃min
Density(g/cm3): About 1.0
Water-Soluble :Virtually Insoluble


Application:


KM-STP380 polymer is used as base polymer in elastic sealants, elastic structure sealants, encapsulate adhesives and coatings. The curing mode of the polymer is moisture components system.


 Transportation industry sealant
 Medium, Low modulus construction sealant
 Transparent encapsulate adhesive
 Personal DIY sealant
 Eco-friendly decoration sealant


Storage:


Because this product is moisture sensitive, If unopened and stored at 4 ℃ -30℃ dry environment, the shelf life is 12 months. Use it as soon as possible if opened, the remain products should be resealed and stored at 4 ℃-30℃ dry environment. But if shelf life expired, you can still use it only after your positive confirmation of production performance.


Package:


50kg plastic drum , 200kg/Iron drum or 1000kg/IBC drum

 


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