T/BYXT 004.3-2022 Active

Scope: This document specifies the terms and definitions, classification, general principles, sampling, technical requirements, test methods, inspection rules, marking, packaging, transportation, and storage of rare earth antibacterial intermediate materials - polyethylene (PE) masterbatches. This document applies to the preparation and processing of rare earth antibacterial intermediate materials - polyethylene (PE) masterbatches. Other polyethylene materials may refer to this document for implementation. Main technical content: I. General Principles 1. The product shall comply with relevant production standards in terms of basic functional applications and preparation and processing. 2. In terms of antibacterial function, the product is allowed to select at least one of the antibacterial items such as "antibacterial, bacteriostatic, virus inhibition, and mold prevention" as the antibacterial function application item according to the requirements of the product's functional application. 3. The design, processing, sales, labeling, and management system of the product shall be implemented in accordance with the requirements of T/BYXT 001. II. Product model numbers and zinc-loaded antibacterial powder components shall comply with the requirements of Table 2. Table 2 Product model numbers and zinc-loaded antibacterial powder components Product model number Product name Zinc-loaded antibacterial powder a content (mass fraction/%) Component method REA-PE01-2N Rare earth antibacterial polyethylene (PE) resin 0.1-5 Mixing method REA-PE02-2N Rare earth antibacterial polyethylene (PE) breathable film special material 0.1-5 Mixing method REA-PE03-2N Rare earth antibacterial recycled plastic polyethylene (PE) material 0.1-5 Mixing method REA-PE04-2N Rare earth antibacterial polyethylene (PE) extrusion foaming packaging material 0.1-5 Mixing method a    Rare earth antibacterial base material zinc-loaded antibacterial powder shall co