PLASTIC PIECE OPTIMAL FOR CHEMICAL DECOMPOSITION AND PROCESSING METHOD

• Main Authors: YAMADA TOSHIKI, NAKADA TOMOAKI, KOBAYASHI TOMOSANE, WANG LEILEI, ICHIKAWA KENTARO, SHINOZAKI MIZUKI, KINOSHITA SATORU, HARADA SHUICHI
• Format: Patent
• Language: English; Japanese
• Published: 10.07.2023
• Subjects: AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; CHEMISTRY; COMPOSITIONS BASED THEREON; GENERAL PROCESSES OF COMPOUNDING; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; MAKING GRANULES OR PREFORMS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; PERFORMING OPERATIONS; PREPARATION OR PRETREATMENT OF THE MATERIAL TO BESHAPED; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIALCONTAINING PLASTICS; THEIR PREPARATION OR CHEMICAL WORKING-UP; TRANSPORTING; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; WORKING-UP

To provide a plastic piece that has excellent decomposition efficiency and is suitable for chemical recycling.SOLUTION: A plastic piece is composed of chemically decomposable polymers, with its principal face having a developed area ratio (Sdr) of 40% or more.SELECTED DRAWING: Figure 3 【課題】分解効率に優れ、ケミカルリサイクルし易いプラスチック片を提供する。【解決手段】化学分解可能なポリマーから構成されるプラスチック片であって、主面の展開面積比（Ｓｄｒ）が４０％以上である、プラスチック片とする。【選択図】図３