Huan Ming Chang is a prominent inventor based in Taipei, Taiwan. He has made significant contributions to the field of polymer science, particularly in the development of ethylene-vinyl alcohol copolymers. With a total of 3 patents to his name, Chang's work has advanced the understanding and application of these materials in various industries.

Latest Patents

Chang's latest patents focus on the production and properties of ethylene-vinyl alcohol copolymer pellets. One of his notable inventions is a method for producing pellets that exhibit lamellar stacks of ethylene-vinyl alcohol copolymer with a long period, as determined by small-angle X-ray scattering, of at least 8.35 nm. These pellets have an average crystalline lamellar thickness of at least 6 nm and an average amorphous lamellar thickness of at least 2.35 nm. Another significant patent involves the extrusion of ethylene vinyl alcohol copolymer (EVOH) films that are free from blow holes, achieved by using a pellet feed that meets specific weight percentage criteria.

Career Highlights

Huan Ming Chang is associated with Chang Chun Petrochemical Co., Ltd., where he has been instrumental in advancing the company's research and development efforts in polymer technology. His innovative approaches have not only enhanced product quality but have also contributed to the company's reputation in the industry.

Collaborations

Chang has collaborated with notable colleagues, including Weng Shing Lin and Chih Chieh Liang. Their combined expertise has fostered a productive research environment, leading to significant advancements in their field.

Conclusion

Huan Ming Chang's contributions to the field of ethylene-vinyl alcohol copolymers exemplify the impact of innovative thinking in material science. His patents reflect a commitment to enhancing the properties and applications of these materials, solidifying his position as a key figure in the industry.

Profile summary based on public USPTO records.

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