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PD ISO/TR 23891:2020 Plastics. Recycling and recovery. Necessity of standards, 2020
- National foreword
- Foreword
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Overview prerecycling plastic technologies [Go to Page]
- 4.1 General considerations related to recycling [Go to Page]
- 4.1.1 Process into the polymer resins
- 4.1.2 Design for sustainability
- 4.1.3 Additives
- 4.2 Plastics processing and conversion [Go to Page]
- 4.2.1 Blow moulding
- 4.2.2 Compression moulding
- 4.2.3 Extrusion
- 4.2.4 Injection moulding
- 4.2.5 Reaction injection moulding (RIM)
- 4.2.6 Thermoforming
- 4.2.7 Transfer moulding
- 5 Brief overview of plastic waste management [Go to Page]
- 5.1 Waste management
- 5.2 Overview of the supply chain uptaking recycled plastics
- 6 Inventory of existing standards (national, regional and global) [Go to Page]
- 6.1 General
- 6.2 ISO/TC 61, Plastics, SC 14, Environmental aspects
- 6.3 CEN/TC 249, Plastics
- 6.4 ISO/TC 122/SC 3, Performance requirements and tests for means of packaging, packages and unit loads, ISO/TC 122/SC 4, Packaging and environment and CEN/TC 261/SC 4, Packaging and the environment
- 6.5 ASTM Subcommittee D20.95 on Recycled Plastics (USA)
- 6.6 UNI (Italy)
- 6.7 BIS (India)
- 6.8 JISC (Japan)
- 7 General description of mechanical and chemical recycling techniques [Go to Page]
- 7.1 Material recovery
- 7.2 Mechanical recycling [Go to Page]
- 7.2.1 General
- 7.2.2 Preparatory activities for mechanical recycling
- 7.2.3 Mechanical recycling process
- 7.3 Chemical recycling feedstock recovery
- 8 Mapping of relevant challenges [Go to Page]
- 8.1 General
- 8.2 Lack of standards [Go to Page]
- 8.2.1 Calculating recycling rate
- 8.2.2 Right choice of recycling method
- 8.2.3 Quality and properties of recyclates
- 8.2.4 Renewable and recycled feedstock
- 8.2.5 Resource efficiency
- 8.2.6 Traceability and marking in design stage
- 9 Necessity of standards — Background for necessity based on challenges with missing standards, list up
- Annex A (informative) Additives and functions
- Annex B (informative) Participating cities
- Bibliography [Go to Page]