Identification codes of plastics, or resin codes, are used to identify different types of plastics for recycling and industrial purposes. The identification codes are typically found on the bottom of plastic containers and packaging and are used to indicate the type of plastic resin used to make the product.
The identification codes of plastics were first introduced in 1988 by the Society of the Plastics Industry (SPI) to help consumers, and recyclers identify different types of plastics. The original system had six resin codes from 1 to 6, with code 7 being added later. The codes were designed to help sort plastics for recycling and promote using recycled plastics in new products.
There are different identification methods used globally and locally to identify plastics. The International Organisation for Standardisation (ISO) 11469 standard is the most widely used global way, which uses a two-letter code to identify plastic materials. The local identification methods vary by country and region. In the United States, the SPI resin codes are widely used, while in Europe, the Resin Identification Code (RIC) system is used. The Plastic Identification System (PIS) is used in Japan, and the Australian Standard AS 5810 is used in Australia and New Zealand.
The identification codes of plastics are widely used in the plastics industry for sorting and recycling purposes. The codes help identify different types of plastics and their properties, such as melting point and strength, which are essential in determining how the plastic can be recycled. The codes also help manufacturers identify the type of plastic resin used in a product, which can help with material selection and manufacturing processes.
Identification codes of plastics are used in various application areas, including packaging, construction, automotive, and electronics. In packaging, the regulations help consumers and recyclers identify the type of plastic used in the product and its recyclability. In construction, the principles help identify different types of plastics used in building materials and their properties. In the automotive industry, the codes help manufacturers specify the type of plastic used in car parts and their properties. In electronics, the codes help identify different types of plastics used in electronic devices and their properties.
Many consumer products use identification codes for plastics, including water bottles, milk jugs, shampoo bottles, food containers, and plastic bags. The codes help consumers identify the type of plastic used in the product and its recyclability.
Different plastics have other properties, such as melting point, strength, and recyclability. The identification codes of plastics help identify these properties, which are important factors in determining how the plastic can be recycled and reused. For example, polyethene terephthalate (PET) is a commonly used plastic in water bottles. It has a high recyclability, while polystyrene (PS) is a widely used plastic in foam cups and has a low recyclability.
As the world becomes more environmentally conscious, the use of identification codes for plastics will continue to grow. There is a growing demand for sustainable products and recycling, and the identification codes of plastics are a crucial part of recycling. In the future, new identification
Identification Codes of Plastics, or resin codes or recycling symbols are used to identify the type of plastic material used in a product. These codes were introduced in the 1980s to help recycling facilities sort and recycle plastic materials more efficiently. Seven different codes, ranging from #1 to #7, are used to identify different types of plastic materials.
The process of identifying plastics using these codes involves looking for the symbol on the plastic product and then checking the corresponding code to determine the type of plastic. This information is then used to sort and recycle the plastic material. This process is crucial in promoting efficient recycling processes and reducing plastic waste.
Identification Codes of Plastics are crucial in promoting efficient recycling processes, reducing plastic waste, and promoting a more sustainable approach to plastic production and use. By accurately identifying the type of plastic material used in products, recycling facilities can sort and recycle plastic materials more efficiently, which helps to increase the yield of recycled plastic and reduce the environmental impact of plastic waste.
With a background in media, technology and production, Carl holds an MA in Journalism and Documentary from Volda University College. Carl has worked as a lecturer, producer and entrepreneur. Having started his own film company, Carl later founded the fintech startup SmartWay - an offline mobile payment platform in the Oslo fintech scene. Carl combines expertise in innovation, technology and project management to implement new circular economy workflows. In April 2018, Carl joined Empower as co-founder and COO to manage operations and pilot projects involving tracking and collection partners.