Weihua Sun

Title: Innovations by Weihua Sun in Composite Wood Products

Introduction

Weihua Sun is a notable inventor based in Shandong, China. He has made significant contributions to the field of composite wood products, particularly through his innovative patent that addresses environmental concerns in manufacturing.

Latest Patents

Weihua Sun holds a patent for a no-added formaldehyde binder for composite wood products. This invention discloses a composite wood product binder that does not contain formaldehyde, along with a preparation method for the composite wood product. The binder consists of two agents: an isocyanate-based binder (agent A) and an aqueous dispersion of polyester-based aliphatic polyurethane and/or a modified polyester-based aliphatic polyurethane (agent B). The composite wood product is formed through hot-pressing after mixing wooden and/or straw materials with the binder. This innovative product boasts excellent waterproof and mechanical properties, as well as good saw cutting performance, while also reducing the amount of isocyanate used, thereby lowering production costs.

Career Highlights

Weihua Sun is associated with Wanhua Chemical Group Co., Ltd., where he has been instrumental in advancing the company's research and development in composite materials. His work has not only contributed to the company's portfolio but has also addressed critical environmental issues related to traditional wood products.

Collaborations

Weihua Sun has collaborated with notable colleagues such as Wangshun Qi and Zijun Zhang. Their combined expertise has further enhanced the innovation and development of new materials within the company.

Conclusion

Weihua Sun's contributions to the field of composite wood products exemplify the importance of innovation in creating environmentally friendly solutions. His patent for a no-added formaldehyde binder is a significant step towards sustainable manufacturing practices.