Akcrostab LT-4803 Akzo Nobel-Akcros Chemicals North America South and Central America Heat stabilizer Light stabilizer / UV-absorber Akcrostab LT-4803 is a mixed metal epoxidized soybean oil blend heat and light stabilizer for flexible PVC. Applications and Advantages of Akcrostab LT-4803 -Akcrostab LT-4803 provides excellent heat stability performance, Contains proprietary adjuvants to control plateout and enhance exudation performance, Functions well in filled systems, May benefit, in certain formulations, from the use of metallic stearates. From 0.1 to 0.2 phr of barium stearate has proven advantageous in some formulations. mixed metal epoxidized soybean oil blend heat and light stabilizer for flexible PVC.It provides excellent heat stability performance, Contains proprietary adjuvants to control plateout and enhance exudation performance, Functions well in filled systems, May benefit, in certain formulations, from the use of metallic stearates.