Optical Brighteners
MPA OB 205
OB-205 is especially suitable for shaping various kinds of plastics and their products under high temperature. It has an extra ideal whitening effect on polyester-cotton blend fabric. It can be used for whitening polyester melt.
MPA OB 101
Recommended for applications such as:
- White and pastel tone paints where it intensifies the degree of whiteness
- Clear coats and overprint varnishes where it is used to mask the yellowish self color and also to intensify the brilliance of white and colored base coats
- primer and/or topcoats where it is used as marker to identify voids, holidays and uneven coverage
- Black and blue printing inks to increase their deep tone
- Printing inks for quick identification, security and safeguard against forgeries (i.e. banknote)
- Packaging inks as promotional tool or as tracer for packaging lines
- Manufacture of fluorescent pigments/dyestuffs to reinforce the brightness of certain shades, particularly blue tones
- Thermal dye diffusion paper to enhance paper whiteness
- Film base for photographic paper