A few days ago, Guangdong Hongchang Chemical Co., Ltd. applied for the invention patent “A low-VOCs alcohol water-soluble PVP modified polyurethane resin and its preparation method and application” authorized by the State Intellectual Property Office, patent number: ZL
202111565055.3.
According to the invention, the company successfully developed the HC68 series alcohol water-soluble ink, which was awarded the high-tech product in Shunde District, which perfectly solved the problems of low production efficiency of water-based ink, easy to block boards and environmental protection of oil-based products, and also re-certified as a high-tech enterprise in 2024 Add bricks and tiles.
The polyurethane of the present invention has better hydrophilicity, can adjust the ratio of alcohol and water in a wide range, and is still soluble, which is convenient for end users to rationally adjust the ratio of alcohol and water according to their own equipment conditions to improve drying performance and ensure production efficiency; At the same time, the introduction of PVP has greatly improved the wetting and dispersing ability of polyurethane to pigments, and its excellent bonding performance has significantly improved the adhesion fastness of polyurethane on various printing substrates such as OPP, PET, and NY.
In recent years, as the company has increased R&D investment and intellectual property development efforts, the R&D team has been guided by customer needs and supported by technological innovation to build a high-quality talent team, improve technological innovation, and provide customers with more personalized solutions.
The relevant person in charge of the enterprise said that the invention provides strong support for improving the core competitiveness of the enterprise and the redevelopment of the company, accumulates the driving force for the future development of the company, and encourages Hongchang Company to be more determined to become a high-tech enterprise and The development path of technological innovation of high-tech products. At the same time, I sincerely thank all customers and leaders at all levels for their concern and support to the company, and thank all levels of the R&D team for their hard work. We will actively give full play to the advantages of independent intellectual property rights, enhance the company’s core competitiveness, increase the research and development and innovation of Hongchang’s ink products, and provide customers with better products and services.
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