Optical Brightener OB-1 for PSF Manufacturer

Fluorescent Brightener ER-III is a good whitening agent for polyester, ethylic acid and nylon, especially for plastic. Mixed with ER-I and ER-II can improve thermal stability.Usage: Add 0.02-0.08% (compared to polyester), or adjust according to the requirements of whiteness, or add matting agent, blue-violet dye. If you need to mix with ER-I, ER-II, 10-60% of the mixture is best.

Optical brightener KSB is mainly used for whitening synthetic fibers and plastic products, especially for products in the form of whitening film, EVA, PE, etc，can absorb UV light then emit visible blue light to reduce the yellowish and make the products more white.

Optical brightener PF is also called 2,5-bis(5-methyl-benzoxazol)-ethene. Optical Brightener PF is mainly used in increasing the brightening and beauty of PVC,PS,PP,polyester film, high or low voltage PE,ABS, organic glass, business card,high quality paper,etc. The recommended concentration is 0.05-0.5%, depending on the application and the desired whiteness.

China factory direct fiber grade TiO2 Masterbatch For POY DTY and PET PSF RPSF Polyester staple fiber and polyester yarn whitening and brightening,matting agent, good quality and with competitive price, free sample of fiber grade tio2 or fiber master batch can be supplied for testing.

Optical Brightener OB is a heat-resistant and chemically stable fluorescent brightening agent that increases whiteness and provides brighter colors. It is used to counteract the yellow color of the polymer and produce a whiter appearance. Optical brighteners create brilliance through the fluorescent process of invisible ultraviolet absorption and visible blue emission. Optical Brightener OB Pure Powder 99%min with CAS No 7128-64-5

Recycling Plastic Whitening Agent OB-1 ,an oxazole whitening agent with excellent performance. Fluorescent brightener OB-1 can be widely used in PVC, PS, ABS, PE, PP and other plastics. It has superior fluorescent whitening effect, good thermal stability and few added amounts. More importantly, it is more cost effective.It can greatly improve the whiteness of recycled polyester staple fiber and recycled textiles and plastic soda bottles (PET).Optical Brightener OB-1 Pure Powder 98.5%min with CAS No 1533-45-5.Samples are provided free of charge and orders will be placed when samples are satisfactory.The following is about Recycling Plastic Bottles PET Whitening Agent Optical Brightener OB-1 Powder.