Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Biaomei SiFast SF-721 Leveling Agent

Biaomei SiFast SF-721 is a high-efficiency leveling agent under Biaomei brand, formulated as polyether-modified polyorganosiloxane, specially developed for solvent-based coating and ink systems. It can significantly reduce the surface tension of the system, has both excellent leveling and spreading properties, strongly improve substrate wetting effect

  • biaomei sifast sf 721
  • biaomei sifast sf 721

Features Of Biaomei SiFast SF-721 Leveling Agent

  1. Excellent leveling and spreading - Outstanding leveling property, uniform spreading, quickly eliminate construction leveling defects

  2. Strong substrate wetting - Improve the wettability of coatings and inks to substrates, reduce surface defects

  3. Excellent resin compatibility - Highly compatible with various organic resins, no compatibility risks, wide adaptability

  4. Significant disease inhibition - Effectively prevent paint defects such as craters, pinholes and craters, ensure flat film formation

  5. Low tension easy construction - Reduce system surface tension, optimize construction fluency, easy to operate

Typical Applications Of Biaomei SiFast SF-721 Leveling Agent

  1. Solvent-based coatings - Suitable for various solvent-based coatings, optimize leveling and wetting, improve paint film flatness and gloss

  2. Printing inks - Used in various solvent-based printing inks, improve leveling, ensure clear and uniform printed patterns

  3. Wood solvent-based coatings - Optimize wood coating leveling, improve substrate wetting, highlight wood texture

  4. Plastic solvent-based coatings - Suitable for plastic substrate coating, enhance wetting, reduce surface defects, improve adhesion

  5. Metal solvent-based coatings - Used for solvent-based coating of metal substrates, inhibit paint defects, ensure film formation quality

Specifications Of Biaomei SiFast SF-721 Leveling Agent

BrandBiaomei
Chemical TypePolyether-modified polyorganosiloxane
Product FormPale yellow transparent liquid
Active Ingredient Content100%
IonicityNon-ionic
Viscosity (25℃)Approx. 300-600mPa·s (typical value)
Density (25℃)Approx. 0.97-1.01g/cm³ (typical value)
Flash Point (Closed Cup)≥95℃ (typical value)
Surface TensionApprox. 27-31mN/m (typical value)
SolubilitySoluble in organic solvents
HLB Value6-9 (estimated)
Recommended Usage0.05-1.0% of total formulation
Storage ConditionsStore at room temperature, avoid freezing


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