Biochemical

1. Home
2. Products
3. Chemicals
4. Biochemical

Share us

UV309 Reverse Coating Varnish-（Ultra Transparent）

No.1-1

Send Inquiry

Description

Guangzhou Ayusiink Co.,Ltd is one of the leading China uv309 reverse coating varnish-（ultra transparent） manufacturers and suppliers with professional factory. Welcome to wholesale uv309 reverse coating varnish-（ultra transparent） from us.1.Applicable scope：Be applicable to the UV curing device of roller coating machine, flexo coating machine, rubber blanket roller coating machine and partial paper coating and others different types of UV varnish coating. Mainly used in coating the paper products printed with UV printing ink.Specially, using with the UV reverse base inks can make the matte printing effect.2. Features1. Can be matte effect, ultra transparent, Pretty good when coating on the white card paper or coated paper.2. Very good performance of rub resistance and surface smoothness.3. Performance of gold stamping is poor.4. good adhesion,after drying, ink skin has good adhesion, good flexibility, not easy to fracture.5. After drying, the varnish is ultra transparent.3.Technical indexMain components: light curable polyurethane resin, modified epoxy acrylic resin, light initiator, active diluent, additivesAppearance: yellowish to pale yellow liquidOdor： little odor of solventGlossiness：80-90° (60o ASTM) , Use the 0# bar to scrape on white cardboard and test after curing. ? ? ? ? ? ? ??Viscosity：35－45s（No. 4cup,winter 25℃;summer 30℃） ? ??4.Using method1. Before using this UV 309 varnish, should stir it well, put it into the groove directly without adding any solvent. If ?offline coating and in case of papers stick to the rollers when using thin papers, or the varnish viscosity is too high when low temperature, then should heat the UV varnish to 40 to 45℃; another method is adding alcohol or isopropanol to dilute it.2. The glossiness performance is closely related to the paper surface planeness, coating method and coating thickness etc. suggestion is 4~6ɡ/㎡, if need Antiknock performance, suggest to use base inks(oil-based),and add the coating weight to 6~8g/㎡ on t

Read More