Leather Dyestuffs, Paper Dyestuffs, Plastic Dyestuffs, Textile Dyestuffs
30000 Ton/Tons per Year
Packaging & Delivery
1 - 10000
To be negotiated
Sylic Fluorescent Whitening Agent / Optical Whitener EBF-L OBA for Polyster Triacetate Fiber Application
I. PROPERTY Appearance: White dipersion Ionicity: Non-ionic Chemical structure: Benzoxazole derivatives Dyeing shade: Slightly bluish Counter quality: Uvitex EBF-L(Huntsman)
II. APPLICATION 1.With slightly bluish white shade for polyester,triacetate fiber and their blends in all stage of processing. 2.With good light fastness to 7-8. 3.With good stability to hard water,Peroxide bleaching,acids,alkalis and chlorite bleaching. 4. With good low temperature dyeing for 100-130℃.
III. PROCESS METHOD 1.Exhaustion process under high temperature Dosage: FWA EBF-L 0.2-1.0% o.w.f Dispersant:0.5-1g/L Acetic acid adjustment pH=5-6 Temperature×time:100-130℃×30-40mins. 2. Exhaustion process under low temperature Dosage: FWA EBF-L 0.2-1.0% o.w.f Dispersant:0.5-1g/L Acetic acid adjustment pH=5-6 Temperature×time:100-105℃×30-40mins. 3.Continuous process Dosage:FWA EBF-L 2-10g/L Other auxiliaries:xg/L Temperature×time:180-190℃×30-60sec.
IV. PACKING 25kg plastic drum or according to customer request.
V.STORAGE STABILITY 1.The product is stable for 1 year when stored in closed containers at room temperature. 2.The product is sensitive to cold below 0℃ and sensitive to heat above 40℃. 3.The sediment usually developing with dispersions can be homogenized by stirring.