Orthophthlaic unsaturated polyester Resin UP 975
Product Describtion
UP – 975 is an orthophthalic unsaturated polyester resin with medium viscosity, medium reactivity and mechanical properties. This resin has good UV resistance.
Applications
UP – 503 is intended for mastic resin in non-continuous systems. This resin has a high dilute ability by solvent and excellent powder absorption. The mastic produced from this resin has excellent and stable thixotropic properties. In order to cure the produced mastic, it is necessary to add about 0.1% amine (such as dimethyl aniline) and 1-2 % benzoyl peroxide paste.
Cured resin characteristics
Storage
UP – 503 should be storage indoors in original Unopened and undamaged containers in a dry place at storage temperature under 25 ˚C. Exposure to sunlight should be avoided.
Stability
Under the above mentioned storage condition the stability of UP – 503 will be 4 month ex work.