Conference in Shanghai Discussed PET Recycling
The 10th anniversary of the China International Recycled Polyester Conference held in Shanghai, China in September brought the good news that PET recyling is a vital growing industry segment in China and worldwide, also expressed by the large number of conference and exhibition visitors which counted nearly 350.
As a general trend in all areas of PET recycling and processing one can observe three main features like
- automatization with main targets to improve product quality and profitability,
- concentration and capacity growth,
- direct conversion from PET-flakes to nearly all kind of polyester intermediates.
Li Lingshen, Chairman China Nonwoven and Industrial Textiles Association provided a detailed overview about market and development of technical textiles in China underlining the disproportionate growth within all key fields like nonwovens, hygienic textiles, filtering and separating textiles, reinforced textiles, geotextiles, transportation and protective textiles. His overall forecast for 2014 predicts a double digit growth for technical textiles in China.
Qian Jun, Vice President Ningbo Dafa Chemical Fiber Co. Ltd. introduced a detailed appraisal system to achieve a cleaner production with main focus to reduce energy consumption and environmental pollution. Ralf Altepeter, sales representative of Gneuss GmbH provided an update about vacuum degassing technique applying the new Multi Rotation System. Helen Fu, Manager of IKEA China introduced the activities of her company in using increased amounts R-PET fiber in their products. She mentioned a total consumption of about 50,000 t/a R-PET fiber. David Hehenberger explained NGRs development of a melt polycondensation for recycling purposes based on lab testing and pilot trials. The new facility which is lifting up polyester IV by 0,01–0,02 dl/g per hour is planned to be introduced to industry in 2015.
Ulrich Thiele, President of Dr. Thiele Polyester Technology presented a paper about the chemical conversion of PET bottle flakes to amorphous PETG or PBT by diol exchange reaction. Stewart Hardy from Nexant Ltd. provided a dense comparison of the global R-PET market with the development in China. The most important message was Chinas strong dependence from bottle flake imports round the globe.
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