Company Filing History:
4 out of 61 
1 out of 17 Years Active: 2023-2024
Title: Changxun Ju: Innovator in Reactive Sealant Resins
Introduction
Changxun Ju is a notable inventor based in Shandong, China. He has made significant contributions to the field of chemical engineering, particularly in the development of reactive sealant resins. With a total of 4 patents to his name, his work showcases innovative methods that enhance the properties and applications of sealant materials.
Latest Patents
One of Changxun Ju's latest patents is a method for preparing reactive sealant resin. This method involves several steps, including the polymerization of a hydroxyl-containing initiator with an epoxy compound to create a polyether polyol. The process continues with the addition of an alkoxide reagent and a halogenated end-capping agent, leading to the production of a modified polyether product. The final step involves a silane end-capping reaction, resulting in a reactive sealant resin that exhibits excellent properties, adhesion, and paintability. Another significant patent focuses on a stable dispersant and its application in preparing copolymer polyols. This preparation method includes a reaction between a polyol and a dianhydride compound, followed by a ring-opening addition reaction with an epoxy compound. The resulting stable dispersant has a multi-active site anchoring function, which is beneficial for synthesizing copolymer polyols with uniform particle sizes.
Career Highlights
Changxun Ju has worked with prominent companies in the chemical industry, including Wanhua Chemical Group Co., Ltd. and Wanhua Chemical (Ningbo) Co., Ltd. His experience in these organizations has allowed him to apply his innovative ideas and contribute to advancements in chemical products.
Collaborations
Throughout his career, Changxun Ju has collaborated with talented individuals such as Bin Liu and Fuguo Li. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of new technologies.
Conclusion
Changxun Ju is a distinguished inventor whose work in reactive sealant resins and copolymer polyols has made a significant impact in the field of chemical engineering. His innovative methods and collaborations continue to drive advancements in material science.
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