Optical Brightener BA-CA

Chemical Name: Stilbene derivative Molecular Formula: C40H42N12O10S2.2Na Molecular Weight: 960.958 Structure:   CAS Number:12768-92-2 Specification Appearance: Yellow powder Fluorescent Color: Similar to the standard sample Whitening strength: 100±3( compared with standard sample) Moisture: ≤6% Ionic character: anionic Treating process: exhausting whitening process: BA530: 0.05-0.3% (o.w.f.), bath ratio: 1:5-30, dyeing temperature: 40°C-100°C;Na₂SO₄:0-10g/l.,start temperature :30°C , heating rate:1-2°C /min, keep the temperature at 50-100℃ for 20-40min, then lower to 50-30°C --> wash--> dry( 100°C ) --> setting (120°C -150°C )×1-2 min( add proper amount leveling agent according to the leveling effect). Padding Process: BA530:0.5-3g/l, residue liquor ratio:100%, one dip and nip --> dry( 100°C ) -->setting (120°C -150°C )×1-2 min Use: Mainly be used as brightener of cotton, linen, silk, polyamide fiber ,wool and paper. Package and Storage 1. 25kg bag. 2. Store the product in a cool, dry, well-ventilated area away from incompatible materials.