Ethynyl glycol wetting agent XR-420
Characteristic summary: acetylene glycol ethoxy compound, low dynamic tension, non-ionic, good compatibility, HLB=8, recommended for aqueous ink, aqueous coating, aqueous adhesive industry.
Product characteristics:
XR-420 is a twin star nonionic surfactant with excellent hydrophilic, wetting and low foaming properties. It has excellent performance in reducing surface tension of water-based system, especially in reducing dynamic surface tension.
Technical index
Item Indicator
Appearance @ 25℃ Transparent liquid
Active ingredient 100%
Specific gravity 0.942
PH (1% aqueous solution) 6-8
Viscosity @ 20℃ ＜250cps
Pour point (ASTM D97) -13℉
Turbidity point (5% aqueous solution) -
HLB 4
VOC content 28%Wt
Tension index
420 Concentration in water (25°C) Dynamic surface tension* Static surface tension 0.1% 35.1mN/m 32.0mN/m
Typical applications
1. water-based coatings, adhesives, inks, varnishes
2. Wetting/reducing surface tension (dynamic static)
3. For surface defects require more strict coating film, can prevent shrinkage, pinhole, fish eye
Application matters
1. Recommended addition amount 0.1-1%. 2.
2. High speed stirring is required for 30 minutes during use
Packing: 25Kg/drum, 200Kg/drum, IBC ton drum
Storage period: 5 years, store in a cool and dry environment at 5-35°C