Dean Shoe Group
In effort to circularize production, world renowned apparel brands like Nike now require their suppliers to regenerate 90% of scrap and defective products by 2020. In order to improve the extent and scope of waste reuse (Presource) in the footwear industry, the Project Dean Shoe Group is aimed at improving the utilization of shoe waste resources and assessing the efficiency of resource utilization at all stages of the product life cycle.
To test out recycling methods of discarded shoe materials in the enterprise
To test the basic properties of PA reuse materials and assess its compatibility
Analyze the potential environmental and economic benefits of the regeneration model
PU insole trim and defective products are discarded from the production line.
waste is decomposed by subcritical water treatment to produce powdered fertilizer.
Resulting POWDER can re-enter the value chain and be used as a soil modifier or a recarburizer.
Create test samples and conduct various quality assessments to ensure that the solution satisfies objectives
Cost benefit analysis of new resource cycle and assessing the feasibility of subsequent overall solutions
The possibility of material circulation at each stage of Longdian products and propose next steps for overall resource solutions
Gathering information on the development direction of Longdian and obtain waste resources
Subcritical water test
Use subcritical water equipment for processing solution testing
Evaluation of product composition and suitability
Cost benefit analysis
Analyze the overall target benefit and evaluate the feasibility of the follow-up plan