Selecting process of regenerated polyester bottles

• Main Authors: WU LIHUA, DONG FENGMIN, FANG YEQING, FENG JIANMING, LU QINYAN, HUANG JIAFEN, HUANG AIQUN
• Format: Patent
• Language: Chinese; English
• Published: 28.02.2020
• Subjects: MAKING GRANULES OR PREFORMS; PERFORMING OPERATIONS; PREPARATION OR PRETREATMENT OF THE MATERIAL TO BESHAPED; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIALCONTAINING PLASTICS; TRANSPORTING; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

The invention provides a selecting process of regenerated polyester bottles. The selecting process comprises the following steps: A) disassembling polyester waste, selecting polyester bottles, and carrying out post-treatment on non-polyester bottles and impurities; B) cleaning the polyester bottles to remove label paper, bottle caps and impurities of the polyester bottles; C) manually selecting the cleaned polyester bottles to select qualified polyester bottles; and D) crushing and cleaning the polyester bottles obtained in the step C) to obtain regenerated polyester bottle sheets. According to the selecting process, impurities in the polyester waste are completely removed finally in a mode of preliminary selection, secondary selection and selection of selecting the polyester bottles first, and the selected polyester bottles are actually required polyester bottles, so that the quality of the regenerated polyester bottles is guaranteed. 本发明提供了一种再生聚酯瓶的挑选工艺，包括以下步骤：A)将聚酯废料拆解后挑选出聚酯类瓶，非聚酯瓶和杂质进行后处理；B)将上述聚酯类瓶进行清洗，以脱除