IMPACT FACTOR 4.329 an Open Access Journal by MDPI Biomass Molecular Engineering Guest Editor: Message from the Guest Editor Dr. Xiao-Feng Sun Dear Colleagues, School of Chemistry and Chemical Engineering, Molecular engineering is an emerging and fast-growing Northwestern Polytechnical field. The study of biomass molecular engineering has University, Xi’an, China enhanced the green and efficient utilization of biomass [email protected] and transformed biomass into ideal chemicals, high- performance materials and polymers, and valuable products, such as high-performance hydrogels and Deadline for manuscript bioplastic. submissions: 20 December 2021 This Special Issue may include the following topics: (1) Lignin-derived chemicals and materials; (2) Cellulose-derived chemicals and materials; (3) Hemicelluloses-derived chemicals and materials; (4) Plant oil-derived chemicals and materials; (5) Bioplastic. Dr. Xiao-Feng Sun Guest Editor mdpi.com/si/85258 SpeciaIslsue IMPACT FACTOR 4.329 an Open Access Journal by MDPI Editor-in-Chief Message from the Editor-in-Chief Prof. Dr. Alexander Böker Since its foundation in 2009, Polymers has developed into Lehrstuhl für Polymermaterialien an internationally renowned, extremely successful open und Polymertechnologie, access journal. The editorial team and the editorial board University of Potsdam, 14476 Potsdam-Golm, Germany dedicatedly combine open-access publishing and high- quality rigorous peer reviewing. The performance of the journal has proven this strategy to be well-suited and highly successful. This is reflected in the increasing impact factor of Polymers, the most recent one being 3.426. I would like to invite you to contribute to the success of the journal by sending us your high quality research papers. We would be pleased to welcome you as one of our authors. Author Benefits Open Access:— free for readers, with article processing charges (APC) paid by authors or their institutions. High Visibility: indexed within Scopus, SCIE (Web of Science), Ei Compendex, PubMed, PMC, FSTA, CAPlus / SciFinder, Inspec, and many other databases. Journal Rank: JCR - Q1 (Polymer Science) / CiteScore - Q1 (Polymers and Plastics) Contact Us Polymers Tel: +41 61 683 77 34 mdpi.com/journal/polymers MDPI, St. Alban-Anlage 66 Fax: +41 61 302 89 18 [email protected] 4052 Basel, Switzerland www.mdpi.com @Polymers_MDPI.