CHEMICALLY RECYCLED POLYETHYLENE TEREPHTHALATE RESIN AND MOLDED BODY OF THE SAME, AND PRODUCTION METHOD OF CHEMICALLY RECYCLED POLYETHYLENE TEREPHTHALATE RESIN

• Main Authors: KINAMI KAZUNORI, SASAI TAMAYO, YAMAMOTO YU, SHIBANO HIROSHI
• Format: Patent
• Language: English; Japanese
• Published: 01.03.2024
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP

To provide a chemically recycled polyethylene terephthalate resin which has less foreign matters that are difficult to be removed by a filter.SOLUTION: A chemically recycled polyethylene terephthalate resin satisfies following (1) to (2): (1) containing an aluminum atom and a phosphorus atom; and (2) a foreign matter amount with a particle diameter of 0.50-0.69 μm by a particle counter of 2,000 pieces/ml or less.SELECTED DRAWING: None 【課題】フィルターで除去することが難しい異物が少ないケミカルリサイクルポリエチレンテレフタレート樹脂を提供する。【解決手段】下記の（１）～（２）を満足することを特徴とするケミカルリサイクルポリエチレンテレフタレート樹脂。（１）アルミニウム原子及びリン原子を含む（２）パーティクルカウンターによる粒子径０．５０～０．６９μｍの異物量が２０００個／ｍｌ以下である【選択図】なし