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(From Chemical Business NewsBase - Plastics News)
Ciba has made available new environmentally friendly additives Tinuvin XT833, Irgatec CR 76, Shelfplus UV 4100 and Irgamod RA 20. Tinuvin XT833 lengthens the lifetime of flexible PVC for exterior uses twofold to 20 years. This UV light stabiliser also allows flexible PVC to be more competitive than TPO and EPDM. Irgatec ...