• Optical Brightener Agent

    Optical Brightener Agent

    Optical brighteners are also called as optical brightening agents or fluorescent whitening agents. These are chemical compounds that absorb light in the electromagnetic spectrum’s ultraviolet region; these re-emit light in the blue region with the help of fluorescence

  • Optical brightener SWN

    Optical brightener SWN

    Specification Appearance: white to light brown crystalline powder Ultraviolet absorption: 1000-1100 Content (mass fraction)/%≥98.5% Melting point: 68.5-72.0 Application It is used in brightening acetate fiber, polyester fiber, polyamide fiber, acetic acid fiber and wool. It also can be used in cotton, plastic and chromatically press paint, and added into resin to whiten the fiber cellulose. Package and Storage 1. 25kg drums 2. Stored in a cool and ventilated place.
  • Optical Brightener OB-1

    Optical Brightener OB-1

    Specification Appearance: Yellowish green powder Assay: 98.5% min Melting Point: 357~361°C Volatiles Content: 0.5% max Ash content: 0.5% max Application 1. Suitable for polyester fiber (PSF), nylon fiber and chemical fiber whitening. 2. Applicable to PP, PVC, ABS, PA, PS, PC, PBT, PET plastic whitening brightening, with excellent whitening effect. 3. Suitable for whitening agent concentrated masterbatch added (such as: LDPE color concentrate) Usage 1. polyester fiber 75-300g. (75—300ppm) 2. R...
  • Optical brightener OB

    Optical brightener OB

    Specification Appearance: Light yellow powder Assay: 99.0% min Melting Point: 196 -203°C Volatiles Content: 0.5% max Ash content: 0.2% max Application It is used in thermoplastic plastics. PVC, PE, PP, PS, ABS, SAN, SB, CA, PA, PMMA, acrylic resin, polyester fiber paint, coating the brightening of printing ink. Usage (With plastic raw material weight percentage) 1. PVC Whitening: 0.01 ~ 0.05% 2. PVC : To improve brightness: 0.0001 ~ 0.001% 3. PS : 0.0001 ~ 0.001% 4. ABS: 0.01 ~ 0.05% 5. Polyo...
  • Optical Brightener KCB

    Optical Brightener KCB

    Specification Appearance: Yellowish green powder Melting point: 210-212°C Solid content: ≥99.5% Fineness: Through 100 meshes Volatiles Content: 0.5% max Ash content: 0.1%max Application Optical Brightener KCB is mainly used in brightening synthetic fiber and plastics, PVC, foam PVC, TPR, EVA, PU foam, rubber, coating, paint, foam EVA and PE ,can be used in brightening plastic films materials of molding press into shape materials of injection mold, can be also used in brightening polyester fib...
  • Optical Brightener FP127

    Optical Brightener FP127

    Specification Appearance: White to light green powder Assay: 98.0% min Melting Point: 216 -222°C Volatiles Content: 0.3% max Ash content: 0.1% max Application Optical brightener FP127 has very good whitening effect on various kinds of plastics and their products such as PVC and PS etc. It can also be used optical brightening of polymers, lacquers, printing inks and man-made fibers. Usage Dosage of transparent products is 0.001-0.005%, Dosage of white products is 0.01-0.05%. Before various pla...