Adopts ultrafine calcium-zinc composite powder with an average particle size ≤50μm, which can be uniformly dispersed in the PVC matrix without affecting the light transmittance of the product, with light transmittance ≥90% for 2mm samples, color number ≤10 Hazen, ensuring high transparency and pure appearance of the product, no precipitation, no auxiliary agent precipitation after long-term storage, with excellent thermal stability performance, thermal stability time up to 12 minutes at 185℃, complying with food contact and medical safety standards, compared with similar transparent stabilizers, can improve the tensile strength of products by about 10%, reducing the risk of melt cracking during processing.
The appearance is white ultrafine powder, average particle size ≤50μm, light transmittance ≥90% for 2mm samples, thermal stability time of 12 minutes at 185℃, free fatty acid content ≤0.2%, suitable for transparent PVC systems, color number ≤10 Hazen, no precipitation, packaging specification of 15 kg per carton, shelf life of 18 months, compatibility with transparent plasticizers such as DOA and DINP ≥98%, applicable processing temperature range of 170-210℃, suitable for injection molding, extrusion, calendering and other transparent PVC processing technologies, heavy metal content ≤5 ppm, complying with FDA 21 CFR and GB 4806.7 standards.
It is suitable for various transparent PVC products, including food fresh-keeping boxes, disposable transparent water cups, medical infusion tubes, blood transfusion bags, transparent packaging films, optical lens substrates, home decoration transparent panels and other scenarios, providing high transparency and pure appearance for products, while meeting food contact and medical safety requirements, helping producers create high-quality transparent PVC products and improving product market competitiveness.
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