Company Filing History:
2 out of 2 
1 out of 1 Years Active: 2018
Title: Innovations of Xinjian Deng in Membrane Technology
Introduction
Xinjian Deng is a notable inventor based in Tianjin, China, recognized for his contributions to membrane technology. He holds three patents that showcase his innovative approach to developing advanced materials for various applications.
Latest Patents
One of his latest patents is a microporous membrane of polyethylene-based composite material and its preparation method. This invention includes high-density and high-crystallinity polyethylene as a base material, modified by a modifying agent that accounts for 10-25 wt. % of the membrane. The modifying agent consists of a moderate molecular weight rubber selected from polyisobutylene (PIB), ethylene-propylene methylene copolymer (EPM), or a mixture thereof. The rubber has a dynamic viscosity ranging from 50 to 2000 Pa·S at 100°C and a weight average molecular weight between 90,000 and 250,000. The modified polyethylene is dissolved in a solvent along with a pore-forming agent to facilitate pore formation.
Another significant patent involves a coated separator with compressible elasticity, thermal shutdown, and high-temperature resistance. This invention pertains to a lithium-ion battery separator that consists of a polyethylene micro-porous substrate and a micro-porous coating formed from a mixture of pre-crosslinked rubber particles and ceramic fine powder composite materials. The separator exhibits excellent compressible elasticity, thermal shutdown capabilities, low heat shrinkage, and high-temperature membrane rupture resistance.
Career Highlights
Xinjian Deng has worked with prominent companies such as Tianjin DG Membrane Co., Ltd. and Tianjin DG Membrane Technology Co., Ltd. His work in these organizations has significantly contributed to advancements in membrane technology and materials science.
Collaborations
He has collaborated with notable colleagues, including Xin Li and Jianhua Li, to further enhance the development of innovative membrane solutions.
Conclusion
Xinjian Deng's innovative patents and career achievements highlight his significant contributions to the field of membrane technology. His work continues to influence advancements in materials used in various applications, particularly in energy storage solutions.