Education

• Ph.D., Textile Science, Purdue University
• M.E., Textile Chemical Engineering, Donghua University

Research Interests

• Biobased materials
• Polymers and fibers
• Green processes for fibers and soft materials

Inventions/Patents

• Yang, Yiqi, Xu, Helan, Song, Kaili. Effective hair styling compositions and processes. US Patent 10,828,246. November 10, 2020.
• Yang, Yiqi, and Reddy, Narendra. Method for making natural cellulosic fiber bundles from cellulosic sources. US Patent 7,887,672, Feb. 15, 2011.
• Fan, Qinguo, Yang, Yiqi, Ugbolue, Samuel C., and Wilson, Alton R. Methods of enhancing dyeability of polymers. US Patent 6,646,026, November 11, 2003.
• Berkstresser, IV, G.A., Dunbar, R.A., McLellan, G.R., Plischke, L.M.W., and Yang, Y.Q. Removing color from Ionically Dyed Recyclable Polymeric Materials. US Patent 6,083,283, July 4, 2000.
• Yang, Y.Q., Plischke, L.M.W., McLellan, G.R., and Dickerson, J.L. Process for Separating Polyamide from Colorant in Recycling of Colored Polyamide Materials, Especially Carpets. US Patent 6,036,726, March 14, 2000.
• Ladisch, M.R., Kohlman, K.L., Westgate, P.L., Weil, J.R., and Yang, Y.Q.  Processes for Treating Cellulosic Material. US Patent 5,846,787, December 8, 1998. 
• Yang, Y.Q., and Li, S. A Process for Increasing the Crease Resistance of Silk Textiles and a Resulting Crease-Resistant Textile. US Patent 5,296,269, March 22, 1994.

Professional Memberships

• American Association of Textile Chemists and Colorists
• American Chemical Society

Selected Publications

1. Mu, B.N., Yu, X.Q. and Yang*, Y.Q. Continuously spun biocomposite fibers from feather keratin and chitin with better toughness than wool via enhanced protein unfolding and conformation organization. Chemical Engineering Journal. 482, 148850. 8 pgs. (January 2024).   
2. Mu, B.N. and Yang*, Y.Q. Densely crosslinked protein bioplastics with superior stretchability and desirable wet stability via non-destructive protein extraction and quality protein restoration. Food Packaging and Shelf Life.  40. 101225. 8 pgs. December 2023
3. Mu, B.N., Yu, X.Q., Shao, Y.Y., McBride, L., Hidalgo, H., and Yang*, Y.Q. Complete recycling of polymers and dyes from polyester/cotton blended textiles via cost-effective and destruction-minimized dissolution, swelling, precipitation, and separation. Resources, Conservation & Recycling. 199. 107275. 10 pgs. December 2023.
4. Mu, B.N., Yu, X.Q., Shao, Y.Y., McBride, L., Hidalgo, H., and Yang*, Y.Q. Profitable and environmentally responsible recycling of fibers and reactive dyes from afterlife cotton textiles via controlled dye hydrolysis, fiber swelling and dissolution. Chemical Engineering Journal. 475, 146150. 9 pgs. (November, 2023).   
5. Mu, B.N., Yu, X.Q. and Yang*, Y.Q. Sustainable and green process for recycling waste wool textiles into high-quality protein fibers on a pilot scale. Resources, Conservation & Recycling. 198. 107190. 10 pgs. November 2023.
6. Mu, B.N., Shao, Y.Y., McBride, L., Hidalgo, H. and Yang*, Y.Q. Rapid fiber-to-fiber recycling of poly(ethylene terephthalate) and its disperse dye from waste textiles without damaging their chemical structures. Resources, Conservation & Recycling. 197. 107102. 8 pgs. October 2023.
7. Mu, B.N., Xu, L., and Yang*, Y.Q. Rational fabrication of completely amorphous chitosan-formyl-sucrose sorbents with excellent durability and regenerability for high-throughput dye removal. Chemical Engineering Journal. 461, 142134. 10 pgs. (April, 2023).   
8. Mu, B.N., Hassan, F., Wu, Q.M. and Yang*, Y.Q. Pilot-scale spinning and sucrose-tetra-aldehydes-crosslinking of feather-derived protein fibers with improved mechanical properties and water resistance. Sustainable Materials and Technologies. 31. e00367. 8 pgs. (April 2022).
9. Mu, B.N. and Yang*, Y.Q. Complete separation of colorants from polymeric materials for cost-effective recycling of waste textiles. Chemical Engineering Journal. 427. 131570 (11 pgs) (2022).
10. Mu, B.N., Wu, Q.M., Xu, L. and Yang*, Y.Q. A sustainable approach to synchronous improvement of wet-stability and toughness of chitosan films. Food Hydrocolloids. 123. 107138 (8 pgs) (2022).

Books Authored and Edited

1. Yang, Y.Q., Yu, J.Y., Xu, H.L., and Sun, B.Z. edited book. Porous Lightweight Composites Reinforced with Fibrous Structures. 368 p. 4 parts, 13 Chapters. 140 Figures and 39 Tebles. Published by Springer-Verlag Berlin Heidelberg, Germany.  (Heidelberger Platz 3, 14197 Berlin, Germany). ISBN 978-3-662-53802-9; ISBN 978-3-662-53804-3 (eBook). DOI 10.1007/978-3-662-53804-3. Library of Congress Control Number 2016962702. Copyright Springer-Verlag GmbH Germany 2017.
2. Reddy, N., and Yang, Y.Q. authored book. Innovative Biofibers from Renewable Resources. 454 p. 10 parts, 75 Chapters and 210 illustrations. Springer-Verlag Berlin Heidelberg, Germany. ISBN 978-3-662-45135-9; ISBN 978-3-662-45136-6 (eBook). DOI 10.1007/978-3-662-45136-6. Springer Heidelberg, New York, Dordrecht, London. Library of Congress Control Number 2014957175. Copyright Springer-Verlag Berlin Heigelberg. 2015.
3. Yang, Y.Q., Xu, H.L. and Yu, X. edited book. Lightweight Materials from Biopolymers and Biofibers. ACS Symposium Series 1175. Copyright: American Chemical Society, Washington, DC. USA. October 21, 2014. 299pp. ISBN: 978-0-8412-2990-7; eISBN: 978-0-8412-2997-6; DOI: 10.1021/bk-2014-1175.