Main work

Function evaluation and utilization of camellia saponin and its chemical modified products;

Extraction and utilization of active ingredients from leaves and twigs of Cinnamomum cassia Presl, Cinnamomum longepaniculatum and Rosmarinus officinalis Linn;

Research and development of rosin, turpentine oil and their chemical derivatives;

Research and development of polyphenol derivatives from Chinese gallnut, tara pods and other resources.

Key research projects

• Research and demonstration of key technologies for value-added processing of Camellia oleifera by-products, 2020-2023;

• Research on new technologies for extraction and separation of Cinnamomum longepaniculatum essential oil, 2019-2021;

• Technology integration and demonstration of cinnamon oil raw material forest cultivation and aromatic oil deep processing, 2018-2021;

• Research on utilization of active ingredients from waste water and residues of leaves and twigs of camphor tree after distillation, 2016-2017;

• Plant extraction technology by high power ultrasonic wave, 2011-2014;

• Study on application of ultrasonic atomization in deep processing of turpentine, 2008-2011;

• Ultrasonic extraction and refining technology of rosemary antioxidant for food and medicine, 2008-2010;

• Development of new technology for continuous dehydrogenation of turpentine derivatives by catalysis, 2006-2009;

• Study on the properties and mechanism of polyphenol ester stabilizers for biodiesel, 2006-2008.

Awards & achievements

• Structural stabilization and deep processing utilization technology of rosin and turpentine oil, the 2nd prize of National Science and Technology Progress Award, 2008.

• Research and development of structural stabilization and deep processing utilization technology for rosin and turpentine oil, the 1st prize of Liangxi Forestry Science and Technology Award, 2007.

Published articles & books

• Shengnan Li, Panpan Li, Jing Wang, Yuxiang Chen, Zhendong Zhao, Jianxin Jiang, Xian Cheng*, Liangwu Bi*. 2024. Characterization and stability of low-oil emulsion gels with newly shaped droplets stabilized by camellia saponin and k-carrageenan. Food Hydrocolloids, 149: 109585-109593.

• Xian Cheng, Yan-Ju Lu, Sheng-Nan Li, Ya-Zhou Xu, Pan-Pan Li, Jing Wang, Shi-Chao Xu, Yan Gu, Liang-Wu Bi*, Yu-Xiang Chen*. 2024. Semistable emulsion assisted dispersive liquid–liquid microextraction for the determination of fungicide residues via HPLC. Microchemical Journal, 197: 109921.

• Shengnan Li, Panpan Li, Yuxiang Chen, Zhendong Zhao, Jianxin Jiang, Xian Cheng*, Liangwu Bi*. 2023. Camellia saponin based-oleogels by emulsion-templated method: Preparation, characterization and in vitro digestion. ACS Food Science & Technology, 3(12): 2085-2093.

• Yazhou Xu, Huiru Ma, Haibo Zhang, Shichao Xu, Xian Cheng*, Liangwu Bi, Jianxin Jiang, Yuxiang Chen*. 2023. A dual dynamic network self-healing bio-based vitrimer and its application in multiply recyclable carbon fiber reinforced polymers. Industrial Crops & Products, 198: 116755-116764.

• Xian Cheng, Liang-Wu Bi, Sheng-Nan Li, Yan-Ju Lu, Jing Wang, Shi-Chao Xu, Yan Gu, Zhen-Dong Zhao, Yu-Xiang Chen*. 2022. Succession of endophytic bacterial community and its contribution to cinnamon oil production during cinnamon shade-drying process. Food Chemistry: Molecular Sciences, 4: 100094.

• Yazhou Xu, Songlin Dai, Liangwu Bi, Jianxin Jiang, Haibo Zhang*, Yuxiang Chen*. 2022. Catalyst-free self-healing bio-based vitrimer for a recyclable, reprocessable, and self-adhered carbon fiber reinforced composite. Chemical Engineering Journal, 429: 132518.

• Yazhou Xu, Haibo Zhang, Songlin Dai, Shichao Xu, Jing Wang, Liangwu Bi, Jianxin Jiang, Yuxiang Chen*. 2022. Hyperbranched polyester catalyzed self-healing bio-based vitrimer for closed-loop recyclable carbon fiber-reinforced polymers. Composites Science and Technology, 228: 109676.

• Huanhuan Dong, Hongmei Zhang, Shichao Xu, Jing Wang, Songlin Dai, Yuxiang Chen, Liangwu Bi, Zhendong Zhao*. 2022. Synthesis, herbicidal activity and toxicity evaluation of secondary ammonium salts from turpentine oil for sustainable weed control. Chemistry & Biodiversity, 19(4): e202100746.

• Danyu Shen, Xinyue Yuan, Zhendong Zhao, Shutian Wu, Liuwei Liao, Fubin Tang, Liangwu Bi*, Yihua Liu*. 2021. Determination of phenolic compounds in walnut kernel and its pellicle by ultra-high-performance liquid chromatography-tandem mass spectrometry. Food Analytical Methods, 14: 2408-2419.

• Yazhou Xu, Pan Fu, Songlin Dai, Haibo Zhang, Liangwu Bi, Jianxin Jiang*, Yuxiang Chen*. 2021. Catalyst-free self-healing fully bio-based vitrimers derived from tung oil: Strong mechanical properties, shape memory, and recyclability. Industrial Crops & Products, 171: 113978.

• Yazhou Xu, Songlin Dai, Liangwu Bi, Jianxin Jiang, Haibo Zhang*, Yuxiang Chen*. 2021. Catalyst-free self-healing bio-based polymers: Robust mechanical properties, shape memory, and recyclability. Journal of Agricultural and Food Chemistry, 69(32): 9338-9349.

• Yazhou Xu, Songlin Dai, Liangwu Bi, Yuxiang Chen*.  2021. Preparation and characterization of tung oil-rosin-based polyester internal sizing agent. Nordic Pulp & Paper Research Journal, 36(3): 503-511.

• Huanhuan Dong, Shichao Xu*, Jing Wang, Hongmei Zhang, Yuxiang Chen, Liangwu Bi, Zhendong Zhao*. 2020. Synthesis and herbicidal application of turpentine derivative p-menthene type secondary amines as sustainable agrochemicals. New Journal of Chemistry, (44): 8280-8288.

• Yanju Lu, Zhendong Zhao*, Liangwu Bi, Yuxiang Chen, Yan Gu, Jing Wang. 2019. Preparation and polymerization of isopimaric acid derivatives. Journal of Applied Polymer Science, 136: 47817.

• Huanhuan Dong, Shichao Xu*, Jing Wang, Yuxiang Chen, Liangwu Bi, Zhendong Zhao. 2019. Selective aerobic allylic oxidation of α-pinene catalyzed by metalloporphyrins in the absence of solvents and additives. Journal of Chemical Research, 43(9-10): 419–425.

• Yanju Lu, Zhendong Zhao*, Liangwu Bi, Yuxiang Chen, Jing Wang, Shichao Xu. 2018. Synthesis of a multifunctional hard monomer from rosin: The relationship of allyl structure in maleopimarate and UV-curing property. Scientific Reports, 8(2399): 1-11.

• Juan-Juan Liu, Yan-Ju Lu, Zhen-Dong Zhao*, Shi-Chao Xu, Liang-Wu Bi. 2018. Synthesis and cytotoxic activity of amides from isopimaric acid. Chemistry of Natural Compounds, 54(4): 695-700.

• Shichao Xu, Shouji Zhu, Liangwu Bi, Yuxiang Chen, Jing Wang, Yanju Lu, Yan Gu, Zhendong Zhao. 2017. Solvent and additive-free selective aerobic allylic hydroxylation of -pinene catalyzed by metalloporphyrins. Chinese Chemical Letters, 28: 575-578.

• Shichao Xu, Shouji Zhu, Yuxiang Chen, Jing Wang, Liangwu Bi, Yanju Lu, Yan Gu, Zhendong Zhao. 2017. Skeletal rearrangement in the Ritter reaction of turpentine: A novel synthesis of p-menthane diamides. Journal of Chemical Research, 41: 124-127.

• Shichao Xu, Shouji Zhu, Jing Wang, Liangwu Bi, Yuxiang Chen, Yanju Lu, Yan Gu, Zhendong Zhao. 2017. Design, synthesis and evaluation of novel cis-p-menthane type Schiff base compounds as effective herbicides. Chinese Chemical Letters, 28(7): 1509-1513.

• Yanju Lu, Mixia Wang, Zhendong Zhao*, Yuxiang Chen, Shichao Xu, Jing Wang, Liangwu BI. 2015. Facile synthesis of allyl resinate monomer in an aqueous solution under microwave irradiation. Journal of Chemical Science, 127(7): 1183-1190.

• Shichao Xu, Zhendong Zhao*, Liangwu Bi, Yuxiang Chen, Dongmei Li, Jing Wang, Yan Gu, Yanju Lu. 2015. Selective aerobic hydroxylation of p-menthane to dihydroterpineols catalyzed by metalloporphyrins in solvent and additive free system. Catalysis Communications, 59(1): 26-29.

• Pinghui Zhang, Zhendong Zhao*, Liangwu Bi, Yanju Lu, Dongmei Li. 2013. Review on colorless disproportionated rosin and its catalysts. Journal of Bioprocess Engineering and Biorefinery, 1(2): 1-7.

• Lu-lu Han, Liang-wu Bi*, Zhen-dong Zhao, Guilin Gao, Yali Xing. 2013. Preparation and characterization of microcapsules containing squalene. Bioenergy Research, 6: 1243-1251.

• Peng Wang, Zhendong Zhao*, Liangwu Bi, Yuxiang Chen, Lei Zhang and Liting Sun. 2012. Synthesis of mesoporous alumina microfibers by ammonium carbonate precipitation. Materials Research Innovations, 16(4): 121-125.

• Peng Wang, Zhendong Zhao*, Liangwu Bi, Yuxiang Chen. 2012. Synthesis of mesoporous -Al2O3 templated with rosin-based quaternary ammonium salt by ammonia precipitation. Asian Journal of Chemistry, 24(8): 3439-3444.

• Yanju Lu, Zhendong Zhao*, Yan Gu, Yuxiang Chen, Liangwu Bi. 2011. Synthesis of rosin allyl ester and its UV-curing characteristics. Polymer Journal, 43(10): 869-873.

• Qiu-ge Zhang, Liang-wu Bi*, Zhen-dong Zhao, Yuan-ping Chen, Dong-mei Li, Yan Gu, Jing Wang, Yu-xiang Chen, Cai-ying Bo, Xian-zhang Liu. 2010. Application of ultrasonic spraying in preparation of p-cymene by industrial dipentene dehydrogenation. Chemical Engineering Journal, 159(1-3): 190-194.

Other results

• Bi Liangwu, Li Shengnan, Cheng Xian, Chen Yuxiang, Zhao Zhendong, Lu Yanju, Xu Shichao, Wang Jing, Gu Yan. Cinnamon monosaccharides and their antioxidant applications. China Invention Patent, ZL 202110181061.2, 2023-04-16.

• Zhao Zhendong, Xu Shichao, Zeng Xiaojing, Wang Jing, Dong Huanhuan, Zhang Hongmei, Chen Yuxiang, Bi Liangwu. Preparation method of cis-p-methane-1,8-secondary amine compound and herbicidal application. Japanese Patent, JP 2020-558567, 2022-09-28.

• Zhao Zhendong, Xu Shichao, Zhu Shouji, Wang Jing, Bi Liangwu, Chen Yuxiang , Lu Yanju, Gu Yan. 1,8-Bis (shchiff base)-p-menthane derivatives as well as preparation method and application thereof. US Patent, US 15793995, 2020-02-25.

• Zhao Zhendong, Chen Yuxiang, Bi Liangwu, Gu Yan, Li Dongmei, Wang Jing, Lu Yanju. Preparation method of pimaric acid type acid. China Invention Patent, ZL 200910030374.7, 2011-11-09. (JP 5414882, 2013-11-22; US 8680232, 2014-03-25; EP 2410030, 2016-10-12; IN 315392, 2019-07-02)

• Zhao Zhendong, Li Xingdi, Bi Liangwu, Chen Yuxiang, Gu Yan, Li Dongmei, Wang Jing. Process for preparing isopimaric acid. China Invention Patent, ZL 200810123831.2, 2010-09-01. (JP 5478796, 2014-02-21; US 8946469, 2015-02-03; DE 112009001236.1, 2020-08-11)

• Bi Liangwu, Li Dawei, Zhao Zhendong, Liu Xianzhang, Li Dongmei, Gu Yan, Wang Jing, Chen Yuxiang. An ultrasonic extractor for producing plant extracts. China Utility Model Patent, ZL 201120018239.3, 2011-08-03.

• Bi Liangwu, Zhao Zhendong, Zhang Qiuge, Li Dongmei, Gu Yan, Wang Jing, Liu Xianzhang. The method and device for continuous production of p-cymene. China Invention Patent, ZL 200910029138.3, 2012-02-01.

• Bi Liangwu, Bo Caiying, Zhao Zhendong, Li Dongmei, Gu Yan, Wang Jing. Ultrasonic assisted preparation and usage methods of antioxidant prefabricated liquid for biodiesel. China Invention Patent, ZL 200810022481.0, 2013-02-27.

• Bi Liangwu, Bo Caiying, Zhao Zhendong, Li Dongmei, Wang Yumin, Gu Yan, Wang Jing. The method for ultrasonic assisted synthesis of terpenyl gallate esters. China Invention Patent, ZL 200810022480.6, 2010-09-15.

• 10. Bi Liangwu, Zhang Qiuge, Zhao Zhendong, Li Dongmei, Gu Yan, Wang Jing, Liu Xianzhang. The device for continuous production of p-cymene. China Utility Model Patent, ZL 200910029138.3, 2009-10-21.

• Bi Liangwu, Zhang Qiuge, Zhao Zhendong, Li Dongmei, Gu Yan, Wang Jing, Liu Xianzhang. The device for continuous production of p-cymene through ultrasonic atomization gasification. China Utility Model Patent, ZL 200920039462.9, 2010-01-20.

• Bi Liangwu, Zhao Zhendong, Liu Xianzhang, Li Dongmei, Wang Jing, Gu Yan. Comprehensive extraction technology of essential oil and antioxidant from rosemary leaves. China Invention Patent, ZL 200510038215.3, 2007-08-01.

• Zhao Zhendong, Bi Liangwu, Li Dongmei, Wang Jing, Gu Yan, Liu Xianzhang. Preparation method of α,β- unsaturated alcohols from ketones or aldehydes containing carbonyl groups. China Invention Patent, ZL 200410065887.9, 2007-01-17.

• Zhao Zhendong, Bi Liangwu, Li Dongmei, Wang Jing, Gu Yan. The device for continuous production of α,β- unsaturated primary alcohol. China Utility Model Patent, ZL 200520074899.8, 2006-09-06.

• Chen Jiahong, Bi Liangwu, Wang Yongmei, Wu Dongmei, Wu Zaisong, Zhang Zonghe. Preparation method of gallic acid from Chinese gallnut Beihua by alkaline hydrolysis. China Invention Patent, ZL 93114806.5, 1998-03-04.