Views: 0 Author: Site Editor Publish Time: 2026-05-20 Origin: Site
Plastics, hailed as one of the "greatest inventions of the 20th century," have now become one of the most severe environmental challenges facing humanity. A report released by the United Nations Environment Programme (UNEP) shows that between 1950 and 2017, a total of approximately 9.2 billion tons of plastic waste were generated globally, of which about 7 billion tons became plastic garbage, yet the recycling rate was less than 10%.
In the face of this global ecological crisis, traditional landfilling and incineration methods are no longer sustainable, making plastic waste disposal a worldwide problem. Waste plastic pyrolysis technology, with its unique advantages, is emerging as a key pathway to break the deadlock of "white pollution" and achieve waste resource recovery.
I. Plastic Recycling Innovation: Pyrolysis from Plastic to Fuel
Waste plastic pyrolysis technology generally refers to a process in which, under specific temperature conditions, the long-chain polymer molecules gain sufficient energy to break apart, converting into gaseous, liquid, and solid components with relatively low molecular weights. Among these, the liquid product is pyrolysis oil, which can be used as fuel oil or further processed as a feedstock; the gaseous product is combustible gas, rich in methane, hydrogen, etc., which can be recycled as system energy; and a small amount of solid residue is also produced.
Chemical plastic recycling breaks the bottleneck of "downcycling" inherent in mechanical recycling. It breaks down waste plastics into molecular-level raw materials—pyrolysis oil—which, after further processing, can be used to produce new plastics with physical and chemical properties identical to virgin plastics, achieving a qualitative shift from "downcycling" to "upcycling" and even "infinite recycling." This means plastics can be repeatedly returned to a high-quality initial state, breaking the fate of "single-use."
Currently, the European market is demonstrating enormous opportunities for chemical recycling development. The EU's Packaging and Packaging Waste Regulation clearly requires that by 2025, the proportion of recycled content in single-use PET bottles shall be no less than 25%, and by 2030, 30%. Driven by both policy dividends and market demand, Europe has become one of the most densely populated regions for chemical recycling projects globally.
II. Niutech: A Global Benchmark for Chinese Technology
In the industrialization of waste plastic pyrolysis technology, Chinese enterprises are playing an increasingly leading role. Niutech is a representative example. Having focused on the pyrolysis field for nearly 40 years, the company has independently developed core technologies such as "thermal dispersion, gas-tight sealing, and anti-polymerization," successfully solving the problems of "equipment coking, sealing difficulties during feeding/discharge, and product polymerization," achieving an excellent pyrolysis rate exceeding 99%. Certified by national professional institutions as a domestic innovation reaching internationally advanced standards, this technology stands as a testament to its capabilities.
Niutech's technical strength has been most rigorously tested in international high-end markets. Niutech provided technology and equipment for the waste plastic pyrolysis plant in Denmark operated by Norway's Quantafuel, a project that received investment and high recognition from the international chemical giant BASF. BASF uses the pyrolysis oil produced by this project as feedstock for its "Chemical Recycling" initiative to manufacture new plastics with carbon-neutral attributes, successfully achieving a complete "waste plastic-to-new plastic" chemical recycling closed loop.
As a global leader in the chemical industry, BASF imposes extremely stringent requirements on the technology, environmental performance, and stability of its suppliers. That Niutech has gained its investment and recognition signifies that China's pyrolysis technology has reached top-tier international standards in terms of advancement, maturity, and reliability. The project is embedded within BASF's vast chemical production system, with the pyrolysis oil directly serving as feedstock for downstream chemical plants, perfectly illustrating the commercial closed-loop value of chemical recycling.
Niutech's technology and integrated equipment have obtained seven major international certifications, including EU CE, German TÜV, ATEX explosion-proof, and ISCC International Sustainability and Carbon Certification, and its products have been exported to numerous countries and regions, including Germany, the United Kingdom, Denmark, Brazil, Hungary, Turkey, South Korea, Estonia, India, and Thailand.
The promotion and application of waste plastic pyrolysis technology hold profound strategic significance for global white pollution control. From an environmental perspective, it provides a resource recovery outlet for large quantities of low-value, mixed, and contaminated waste plastics, fundamentally reducing plastic leakage into the natural environment. From a climate perspective, pyrolysis technology significantly reduces carbon emissions over the full lifecycle, providing strong support for tackling climate change. From an economic perspective, it converts waste plastics into high-value chemical feedstocks, creating new industrial growth points.
