Certain additives can also be combined with colour masterbatches such as a white masterbatch with uv additives. Welset plast can tailor make two in one or three in one masterbatches meeting the customers requirements as well as fulfilling the final specifications required by the end user in the form of a one masterbatch solution.
welset general colour masterbatches are based on lldpe base resins and therefore compatible with ldpe, hdpe& pp resins used by converters. applications where these are commonly used are film, injection, blow moulding and extrusion. Products such as shopping bags, garden furniture, bottles/jerry cans, mats, woven sacks and more can be coloured with our standard colour masterbatches.
pvc colour masterbatches in pvc for cables, shoes, flexible and rigid applications. colour masterbatches in pp base resins are also manufactured upon request where customers require excellent dispersions properties of the masterbatch for the pp products they are manufacturing. Applications for the pp base colour masterbatches include battery cover cases, construction parts, automobile parts, pipes and transparent /translucent pp applications.
woven-sacks need to be protected from harmful uv light which can induce oxidation or affect the package contents. Welset offers series of uv master batches of fda & non-fda grades. Non-fda grades are economic grades.
Polypropylene is a relatively inexpensive and general purpose commodity material for use in outdoor applications. This masterbatch used in jumbo containers, industrial FIBC film to produce endurance products.
rotomoulded banks are used in outdoors for extended periods and they are exposed to maximum uv rays. The high grade quality hals based uv stabilizers are used in rotomoulded products for extended service life. The active ingredient of the masterbatch is sanctioned by fda.
Impart flame retardant properties by addition of a masterbatch to various plastics such as films & injection items made from polyolefin resins. Masterbatches can also be supplied for other applications where ps, abs, polyamide, and other base resin are being used where ul 94: vo – v1 – v2 standards of flame retardancy are required to be achieved.