Qi Hua

ORCID: 0000-0002-3173-7625
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About
Contact & Profiles
Research Areas
  • Lignin and Wood Chemistry
  • Advanced Cellulose Research Studies
  • Polymer composites and self-healing
  • Biochemical and biochemical processes
  • Enzyme-mediated dye degradation
  • Water Treatment and Disinfection
  • Chemical synthesis and alkaloids
  • Traditional and Medicinal Uses of Annonaceae
  • Carbon dioxide utilization in catalysis
  • Aquatic Ecosystems and Phytoplankton Dynamics
  • Advanced Sensor and Energy Harvesting Materials
  • Fermentation and Sensory Analysis
  • Synthesis and properties of polymers
  • Asymmetric Synthesis and Catalysis
  • Advanced Synthetic Organic Chemistry
  • Biofuel production and bioconversion
  • Alkaloids: synthesis and pharmacology
  • Image and Video Stabilization
  • 3D Printing in Biomedical Research
  • Polymer Surface Interaction Studies
  • Minerals Flotation and Separation Techniques
  • Material Properties and Processing
  • Constructed Wetlands for Wastewater Treatment
  • Agricultural Engineering and Mechanization
  • Hydrogels: synthesis, properties, applications

University of British Columbia
2019-2025

University of Leeds
2024

Xintai People's Hospital
2008-2022

Lanzhou University
2018-2019

State Key Laboratory of Applied Organic Chemistry
2018-2019

China Nonferrous Metal Mining (China)
2019

Vancouver Biotech (Canada)
2019

Shenyang Agricultural University
2018

Chinese Academy of Agricultural Sciences
2012

Institute of Crop Sciences
2012

Developed a simple esterification route to obtain lignin derivatives with tunable <italic>T</italic><sub>g</sub>'s and low <italic>E</italic>-factor reactions.

10.1039/c9gc00844f article EN Green Chemistry 2019-01-01

Introducing vinyl groups onto the backbone of technical lignin provides an opportunity to create highly reactive renewable polymers suitable for radical polymerization. In this work, chemical modification softwood kraft was pursued with etherification, followed by direct esterification acrylic acid (AA). first step, phenolic hydroxyl and carboxylic were derivatized into aliphatic using ethylene carbonate alkaline catalyst. The subsequently fractionated a downward precipitation method recover...

10.1021/acs.biomac.2c00806 article EN Biomacromolecules 2023-01-27

An aqueous biopolymer dispersion coating system was synthesized utilizing softwood kraft lignin and a long chain organic acid. The chemical treatment of two-step procedure, which first consisted hydroxyethylation the phenolic groups on ethylene carbonate an alkaline catalyst. This step resulted in containing more than 80% aliphatic hydroxyl functionality (1H NMR). Following this step, oleic acid reacted with hydoxyethyl order to form ester derivatives. With nearly total reduction absorbance...

10.3389/fchem.2019.00515 article EN cc-by Frontiers in Chemistry 2019-07-18

Polymeric prodrugs with precisely controlled drug loading content (DLC) and rapid intracellular destabilization generally require complicated chemistry that hinders large-scale manufacture. For this purpose, we reported in study a facile construction of reduction-sensitive amphiphilic polyprodrugs an anticancer drug, 10-hydroxycamptothecin (HCPT), hydrophilic poly(ethylene oxide) (PEG) moiety as the alternating building blocks multiblock copolymer using Cu(I)-catalyzed azide–alkyne...

10.1021/acs.bioconjchem.8b00238 article EN Bioconjugate Chemistry 2018-05-30

Polyurethane foams (PUFs) with renewable technical lignin additives have received both academic and industrial interest, justifying the need for further elucidation of their structure–property relationships. In this study, four types were mixed polyester polyols at different substitution levels (10–25% wt). After thorough characterization using NMR GPC, viscosity measurements polyol mixtures indicated a positive correlation between functional groups (COOH aliphatic OH) miscibility. The...

10.1021/acs.iecr.1c01717 article EN Industrial & Engineering Chemistry Research 2021-08-05

Dielectric polymers, particularly thermally stable synthetic types, play a crucial role in capacitors, circuit boards, insulators, and high-frequency devices. However, they also contribute significantly to electronic waste, making up approximately 20% of the 74.7 million metric tons e-waste generated each year. Unfortunately, less than 18% this waste is properly recycled, posing serious risks human health environment. To address these challenges, we present circular approach fabricating...

10.1021/acsami.4c15911 article EN ACS Applied Materials & Interfaces 2025-02-06

In this work, a lab-designed apparatus was developed to collect and record the CO

10.1016/j.dib.2020.106512 article EN cc-by Data in Brief 2020-11-10

A saccharide-enabled multiscale hydrogen bonding network significantly enhances the overall performance of hydrogel materials. This versatile approach suits diverse material systems and enables stable bioelectronic interfaces.

10.1039/d4mh01645a article EN Materials Horizons 2024-12-04

Reversible donor–acceptor interactions were used to prepare biocleavable crosslinked polyprodrug vesicles toward enhanced anticancer drug delivery.

10.1039/c9py00404a article EN Polymer Chemistry 2019-01-01

In this experiment, white seed pumpkin 'Shengzhen No. 1' was used as rootstock for the oriental sweet melon (Cucumis melo L.) 'Yumeiren'. The fruits of own-rooted melons were control. objective experiment to study effects grafting on following parameters: content free fatty acids and activities synthetic enzymes (LOX, ADH, AAT). These parameters measured in peel flesh tissues at different time-points. Due grafting, oleic acid linolenic decreased early stages maturity. Therefore, total...

10.1088/1755-1315/185/1/012009 article EN IOP Conference Series Earth and Environmental Science 2018-08-30

Abstract Renewable feedstocks are sought for clean technology applications, including energy storage applications. In this study, LignoForce™ lignin, a biobased aromatic polymer commercially isolated from wood, was fractioned into two parts using acetone, and the resulting lignin fractions had distinct thermo‐rheological behavior. These fractionated lignins were combined in various ratios transformed nanofibers by electrospinning. Subsequently, electrospun fiber materials disrupted agitating...

10.1002/cssc.202400932 article EN cc-by-nc-nd ChemSusChem 2024-09-21
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