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

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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