Tree industry environmental protection has always attached importance to intellectual property work. The company's polyester functional films, environmentally friendly biodegradable courier bags, environmentally friendly shopping bags and other products and technologies have won national invention patents. As of the first half of 2019, the company has obtained 52 authorized invention patents (including 17 invention patents, 34 utility model patents, and 1 appearance patent).
项 52 items
Anti-infrared nano thermal insulation polyester film and preparation method thereof
Multi-layer co-extrusion heat shrinkable film and preparation method thereof
Iron-clad heat-sealable polyester film and preparation method thereof
Thermal phase change polyester film and preparation method thereof
PET non-woven shopping bag and manufacturing method thereof
Anti-mildew antibacterial polyester film and preparation method thereof