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Zhang M, Zhu P, Liu J, Zhang H, Tang Y. Introducing terminal alkyne groups at the reducing end of cellulose nanocrystals by aldimine condensation for further click reaction. Int J Biol Macromol 2024; 269:131983. [PMID: 38777685 DOI: 10.1016/j.ijbiomac.2024.131983] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/14/2024] [Revised: 04/17/2024] [Accepted: 04/28/2024] [Indexed: 05/25/2024]
Abstract
In recent years, click reactions with cellulose nanocrystals (CNC) participation have gradually become a research hotspot. Carboxylamine condensation is the most used method to introduce terminal alkyne groups at the reducing end of CNC as reaction sites for click reactions. However, hydroxyl groups on CNC surface would be slightly oxidized during the carboxyamine condensation process, inducing the potential positions of introduced alkynes would be not only at the reducing end but also on CNC surface. Here, aldimine condensation was proposed to introduce terminal alkyne groups just at the reducing end of CNC, and a systematic comparison analysis was conducted with carboxylamine condensation. Firstly, the selectivity and extent of alkynylation were characterized by XPS and EA. Secondly, the end aldehyde content in these CNC samples was measured by the BCA method, which quantitatively explained the grafting efficiency of aldimine condensation and further verified its feasibility. Thirdly, the clickability of the modified CNC samples was confirmed through XPS analysis of the products after a pre-designed click reaction. In sum, aldimine condensation was proven to be a simple and effective strategy for introducing terminal alkyne groups at the reducing end of CNC, which could be used as reaction sites for further click reactions.
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Affiliation(s)
- Miao Zhang
- College of Textile Science and Engineering (International Institute of Silk), Zhejiang Sci-Tech University, Hangzhou, Zhejiang 310018, China
| | - Peng Zhu
- College of Textile Science and Engineering (International Institute of Silk), Zhejiang Sci-Tech University, Hangzhou, Zhejiang 310018, China; Zhejiang Sci-Tech University Shengzhou Innovation Research Institute, Shengzhou 312400, China.
| | - Jianxin Liu
- Sunrise New Material Research Institute, Shengzhou, Zhejiang 312400, China
| | - Huapeng Zhang
- College of Textile Science and Engineering (International Institute of Silk), Zhejiang Sci-Tech University, Hangzhou, Zhejiang 310018, China
| | - Yanjun Tang
- College of Textile Science and Engineering (International Institute of Silk), Zhejiang Sci-Tech University, Hangzhou, Zhejiang 310018, China
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Pacheco A, Evangelista-Osorio A, Muchaypiña-Flores KG, Marzano-Barreda LA, Paredes-Concepción P, Palacin-Baldeón H, Dos Santos MSN, Tres MV, Zabot GL, Olivera-Montenegro L. Polymeric Materials Obtained by Extrusion and Injection Molding from Lignocellulosic Agroindustrial Biomass. Polymers (Basel) 2023; 15:4046. [PMID: 37896290 PMCID: PMC10610583 DOI: 10.3390/polym15204046] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/21/2023] [Revised: 10/03/2023] [Accepted: 10/03/2023] [Indexed: 10/29/2023] Open
Abstract
This review presents the advances in polymeric materials achieved by extrusion and injection molding from lignocellulosic agroindustrial biomass. Biomass, which is derived from agricultural and industrial waste, is a renewable and abundant feedstock that contains mainly cellulose, hemicellulose, and lignin. To improve the properties and functions of polymeric materials, cellulose is subjected to a variety of modifications. The most common modifications are surface modification, grafting, chemical procedures, and molecule chemical grafting. Injection molding and extrusion technologies are crucial in shaping and manufacturing polymer composites, with precise control over the process and material selection. Furthermore, injection molding involves four phases: plasticization, injection, cooling, and ejection, with a focus on energy efficiency. Fundamental aspects of an injection molding machine, such as the motor, hopper, heating units, nozzle, and clamping unit, are discussed. Extrusion technology, commonly used as a preliminary step to injection molding, presents challenges regarding fiber reinforcement and stress accumulation, while lignin-based polymeric materials are challenging due to their hydrophobicity. The diverse applications of these biodegradable materials include automotive industries, construction, food packaging, and various consumer goods. Polymeric materials are positioned to offer even bigger contributions to sustainable and eco-friendly solutions in the future, as research and development continues.
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Affiliation(s)
- Ada Pacheco
- Bioprocesses and Biomass Conversion Research Group, Universidad San Ignacio de Loyola, La Molina 15024, Peru; (A.P.); (A.E.-O.); (K.G.M.-F.); (L.A.M.-B.); (H.P.-B.)
| | - Arian Evangelista-Osorio
- Bioprocesses and Biomass Conversion Research Group, Universidad San Ignacio de Loyola, La Molina 15024, Peru; (A.P.); (A.E.-O.); (K.G.M.-F.); (L.A.M.-B.); (H.P.-B.)
| | - Katherine Gabriela Muchaypiña-Flores
- Bioprocesses and Biomass Conversion Research Group, Universidad San Ignacio de Loyola, La Molina 15024, Peru; (A.P.); (A.E.-O.); (K.G.M.-F.); (L.A.M.-B.); (H.P.-B.)
| | - Luis Alejandro Marzano-Barreda
- Bioprocesses and Biomass Conversion Research Group, Universidad San Ignacio de Loyola, La Molina 15024, Peru; (A.P.); (A.E.-O.); (K.G.M.-F.); (L.A.M.-B.); (H.P.-B.)
| | - Perla Paredes-Concepción
- Grupo de Ciencia, Tecnología e Innovación en Alimentos, Universidad San Ignacio de Loyola, La Molina 15024, Peru;
| | - Heidy Palacin-Baldeón
- Bioprocesses and Biomass Conversion Research Group, Universidad San Ignacio de Loyola, La Molina 15024, Peru; (A.P.); (A.E.-O.); (K.G.M.-F.); (L.A.M.-B.); (H.P.-B.)
| | - Maicon Sérgio Nascimento Dos Santos
- Laboratory of Agroindustrial Processes Engineering (LAPE), Federal University of Santa Maria, 1040 Sete de Setembro St., Center DC, Cachoeira do Sul, Santa Maria 96508-010, RS, Brazil; (M.S.N.D.S.); (M.V.T.); (G.L.Z.)
| | - Marcus Vinícius Tres
- Laboratory of Agroindustrial Processes Engineering (LAPE), Federal University of Santa Maria, 1040 Sete de Setembro St., Center DC, Cachoeira do Sul, Santa Maria 96508-010, RS, Brazil; (M.S.N.D.S.); (M.V.T.); (G.L.Z.)
| | - Giovani Leone Zabot
- Laboratory of Agroindustrial Processes Engineering (LAPE), Federal University of Santa Maria, 1040 Sete de Setembro St., Center DC, Cachoeira do Sul, Santa Maria 96508-010, RS, Brazil; (M.S.N.D.S.); (M.V.T.); (G.L.Z.)
| | - Luis Olivera-Montenegro
- Bioprocesses and Biomass Conversion Research Group, Universidad San Ignacio de Loyola, La Molina 15024, Peru; (A.P.); (A.E.-O.); (K.G.M.-F.); (L.A.M.-B.); (H.P.-B.)
- Grupo de Ciencia, Tecnología e Innovación en Alimentos, Universidad San Ignacio de Loyola, La Molina 15024, Peru;
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Dang-Bao T, Nguyen TMC, Hoang GH, Lam HH, Phan HP, Tran TKA. Thiol-Surface-Engineered Cellulose Nanocrystals in Favor of Copper Ion Uptake. Polymers (Basel) 2023; 15:polym15112562. [PMID: 37299360 DOI: 10.3390/polym15112562] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/28/2023] [Revised: 05/26/2023] [Accepted: 05/31/2023] [Indexed: 06/12/2023] Open
Abstract
Cellulose, the most abundant natural polymer on earth, has recently gained attention for a large spectrum of applications. At a nanoscale, nanocelluloses (mainly involving cellulose nanocrystals or cellulose nanofibrils) possess many predominant features, such as highly thermal and mechanical stability, renewability, biodegradability and non-toxicity. More importantly, the surface modification of such nanocelluloses can be efficiently obtained based on the native surface hydroxyl groups, acting as metal ions chelators. Taking into account this fact, in the present work, the sequential process involving chemical hydrolysis of cellulose and autocatalytic esterification using thioglycolic acid was performed to obtain thiol-functionalized cellulose nanocrystals. The change in chemical compositions was attributed to thiol-functionalized groups and explored via the degree of substitution using a back titration method, X-ray powder diffraction, Fourier-transform infrared spectroscopy and thermogravimetric analysis. Cellulose nanocrystals were spherical in shape and ca. 50 nm in diameter as observed via transmission electron microscopy. The adsorption behavior of such a nanomaterial toward divalent copper ions from an aqueous solution was also assessed via isotherm and kinetic studies, elucidating a chemisorption mechanism (ion exchange, metal chelation and electrostatic force) and processing its operational parameters. In contrast to an inactive configure of unmodified cellulose, the maximum adsorption capacity of thiol-functionalized cellulose nanocrystals toward divalent copper ions from an aqueous solution was 4.244 mg g-1 at a pH of 5 and at room temperature.
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Affiliation(s)
- Trung Dang-Bao
- Faculty of Chemical Engineering, Ho Chi Minh City University of Technology (HCMUT), 268 Ly Thuong Kiet Street, District 10, Ho Chi Minh City, Vietnam
- Vietnam National University Ho Chi Minh City, Linh Trung Ward, Thu Duc City, Ho Chi Minh City, Vietnam
| | - Thi-My-Chau Nguyen
- Faculty of Chemical Engineering, Ho Chi Minh City University of Technology (HCMUT), 268 Ly Thuong Kiet Street, District 10, Ho Chi Minh City, Vietnam
- Vietnam National University Ho Chi Minh City, Linh Trung Ward, Thu Duc City, Ho Chi Minh City, Vietnam
| | - Gia-Han Hoang
- Faculty of Chemical Engineering, Ho Chi Minh City University of Technology (HCMUT), 268 Ly Thuong Kiet Street, District 10, Ho Chi Minh City, Vietnam
- Vietnam National University Ho Chi Minh City, Linh Trung Ward, Thu Duc City, Ho Chi Minh City, Vietnam
| | - Hoa-Hung Lam
- Faculty of Chemical Engineering, Ho Chi Minh City University of Technology (HCMUT), 268 Ly Thuong Kiet Street, District 10, Ho Chi Minh City, Vietnam
- Vietnam National University Ho Chi Minh City, Linh Trung Ward, Thu Duc City, Ho Chi Minh City, Vietnam
| | - Hong-Phuong Phan
- Faculty of Chemical Engineering, Ho Chi Minh City University of Technology (HCMUT), 268 Ly Thuong Kiet Street, District 10, Ho Chi Minh City, Vietnam
- Vietnam National University Ho Chi Minh City, Linh Trung Ward, Thu Duc City, Ho Chi Minh City, Vietnam
| | - Thi-Kieu-Anh Tran
- Faculty of Chemical Engineering, Ho Chi Minh City University of Technology (HCMUT), 268 Ly Thuong Kiet Street, District 10, Ho Chi Minh City, Vietnam
- Vietnam National University Ho Chi Minh City, Linh Trung Ward, Thu Duc City, Ho Chi Minh City, Vietnam
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Alsufyani T, M'sakni NH. Part A: Biodegradable Bio-Composite Film Reinforced with Cellulose Nanocrystals from Chaetomorpha linum into Thermoplastic Starch Matrices. Polymers (Basel) 2023; 15:polym15061542. [PMID: 36987321 PMCID: PMC10058665 DOI: 10.3390/polym15061542] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/12/2023] [Revised: 03/10/2023] [Accepted: 03/10/2023] [Indexed: 03/30/2023] Open
Abstract
In recent years, macroalgae and microalgae have played a significant role in the production of organic matter, fiber, and minerals on Earth. They contribute to both technical and medicinal applications as well as being a healthy and nutritious food for humans and animals. The theme of this work concerns the development and exploitation of Chaetomorpha linum (C. linum) biomass, through the elaboration of a new starch-based composite film reinforced by cellulose nanocrystals (CL-CNC) derived from C. linum. The first step involves the chemical extraction of CL-CNC from dry C. linum algae biomass. To achieve this, three types of cyclic treatment were adopted: alkalinization (sodium hydroxide) followed by bleaching (sodium hypochlorite) and acid hydrolysis (hydrochloric acid). We then studied the optimization of the development of bio-composite films based on corn starch (CS) reinforced by CL-CNC. These polymeric films were produced using the solution-casting technique followed by the thermal evaporation process. Structure and interactions were modified by using different amounts of glycerol plasticizers (20% and 50%) and different CS:CNC ratios (7:3 and 8:2). These materials were characterized by UV visible (UV/Vis), Fourier Transform Infrared (FTIR) and Scanning Electron Microscope (SEM) spectroscopy to understand structure-property relationships. The result revealed that the best matrix composition is 7:3 (CS: CL-CNC) with 50% glycerol, which reflects that the reinforcing effect of CL-CNC was greater in bio-composites prepared with a 50% plasticizer, revealing the formation of hydrogen bonds between CL-CNC and CS.
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Affiliation(s)
- Taghreed Alsufyani
- Department of Chemistry, College of Science, Taif University, P.O. Box 11099, Taif 21944, Saudi Arabia
| | - Nour Houda M'sakni
- Department of Chemistry, College of Science, Taif University, P.O. Box 11099, Taif 21944, Saudi Arabia
- Laboratory of Interfaces and Advanced Materials (LIMA), Faculty of Science, Monastir University, Monastir 5019, Tunisia
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Muralidharan V, Gochhayat S, Palanivel S, Madhan B. Influence of preparation techniques of cellulose II nanocrystals as reinforcement for tannery solid waste-based gelatin composite films. ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH INTERNATIONAL 2023; 30:14284-14303. [PMID: 36152092 PMCID: PMC9510280 DOI: 10.1007/s11356-022-23058-w] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 02/16/2022] [Accepted: 09/13/2022] [Indexed: 06/16/2023]
Abstract
Tannery waste-based gelatin composite film reinforced with cellulose II nanocrystal (CNC II) extracted from wet wipes using three different hydrolysis techniques is explored for its functional properties and possible utilization as a biodegradable packaging material. CNC II isolated using hydrogen peroxide (PCNC), citric acid (CCNC), and hydrochloric acid (HCNC) differed in morphological and crystalline character as investigated using DLS, FE-SEM, FTIR, and XRD analysis. The crystallinity of PCNC, CCNC, and HCNC was found to be 81.1%, 75.4%, and 86.1%, respectively. The highly crystalline CNC II (PCNC) incorporation improved mechanical stiffness of rawhide trimming waste-based gelatin films by 50% compared to control gelatin film. Maximum thermal decomposition with Tmax of 329 °C was obtained for gelatin films with PCNC nano-reinforcement. Films with CNC II were structurally stable and sufficiently antibacterial against Gram-positive S. aureus microbial strain. Strong interfacial non-covalent and hydrogen bonding interactions between gelatin and cellulose II nanocrystal have likely enhanced the properties of the composite films. Incorporation of CNC II reduced the surface wettability of the films and nanocomposites absorbed UV radiation as evidenced by transmittance value T280 of 0.19%. Nanocomposite films degraded up to 79.9% of initial mass within 7 days of soil burial. Furthermore, based on the optimized system, single-use packaging application of eggplant seeds has been demonstrated.
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Affiliation(s)
- Vimudha Muralidharan
- Centre for Academic and Research Excellence (CARE), CSIR-Central Leather Research Institute, Adyar, Chennai, Tamil Nadu, 600 020, India
- Department of Leather Technology, A C Tech (Housed at CSIR-CLRI), Anna University, Chennai, Tamil Nadu, 600 025, India
| | - Saiprasad Gochhayat
- Department of Chemical Engineering, BITS-Pilani, Hyderabad Campus, Hyderabad, Telangana, 500 078, India
| | - Saravanan Palanivel
- Department of Leather Technology, A C Tech (Housed at CSIR-CLRI), Anna University, Chennai, Tamil Nadu, 600 025, India
- Leather Process Technology Department, CSIR-Central Leather Research Institute, Adyar, Chennai, Tamil Nadu, 600 020, India
| | - Balaraman Madhan
- Centre for Academic and Research Excellence (CARE), CSIR-Central Leather Research Institute, Adyar, Chennai, Tamil Nadu, 600 020, India.
- Department of Leather Technology, A C Tech (Housed at CSIR-CLRI), Anna University, Chennai, Tamil Nadu, 600 025, India.
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