This review presents a comprehensive account of methods which are commonly applied for the synthesis α- aminophosphonic acids. In following order, protocols based on methodologies listed below discussed: a) simultaneous formation P-CN systems; b) nucleophilic substitution with phosphoroorganic nucleophiles; c) additions P-H functions to multiple C-N bonds; d) α – amination phosphonates and functionalized alkylphosphonates; e) modifications side chain aminoalkylphosphonates; f) phosphorus h)...

Plastics have recently become an indispensable part of everyone's daily life due to their versatility, durability, light weight, and low production costs. The increasing use plastics poses great environmental problems incomplete utilization, a very long period biodegradation, negative impact on living organisms. Decomposing lead the formation microplastics, which accumulate in environment organisms, becoming food chain. contamination soils water with poly(vinyl chloride) (PVC) seriously...

The paper presents the new eco-friendly method of bleaching process cellulose fibre materials. Cellulose materials were bleached using hydrogen peroxide (both in aqueous solution, vapours, ozone and by combined action gaseous ozone. solution standard procedure was used as comparison technique. processes oxidants carried out a prototype device for dry, low-temperature treatment fibrous with use oxidising agents gas phase. influence innovative gas-phase on cotton samples' properties analysed...

The paper presents the investigation of biological properties Poly(Lactide)—Copper composite material obtained by sputter deposition copper onto Poly(lactide) melt-blown nonwoven fabrics. functionalized was subjected to microbial activity tests against colonies Gram-positive (Staphylococcus aureus), Gram-negative (Escherichia coli, Pseudomonas aeruginosa) bacteria, Chaetomium globosum and Candida albicans fungal mold species biochemical–hematological including evaluation Activated Partial...

The influence of various factors on the removal efficiency selected pharmaceuticals by membrane filtration was investigated. Several commercial polymer membranes were used for nanofiltration (NF) from manufacturers. studies conducted ibuprofen (IBF), amoxicillin (AMX), diclofenac (DCF), tetracycline (TRC), salicylic acid (SA) and acetylsalicylic (ASA). structure properties tested compounds retention coefficient rate pH parameters also checked. influencing filtrate flux analysed. An extensive...

The paper presents the method of synthesis; physico-technical and biological characterization a new composite material (PLA-Cu0) obtained by sputter deposition copper on melt-blown poly(lactide) (PLA) non-woven fabrics. analysis these biofunctionalized fabrics included: ultraviolet/visible (UV/VIS) transmittance; scanning electron microscopy/energy-dispersive spectroscopy (SEM/EDS); attenuated total reflection Fourier transform infrared (ATR-FTIR) spectroscopy; ability to block UV radiation;...

Skin regeneration requires a three-dimensional (3D) scaffold for cell adhesion, growth and proliferation. A type of the offering 3D structure is nonwoven material produced via melt-blown technique. Process parameters this technique can be adapted to improve cellular response. Polylactic acid (PLA) was used produce by The key process parameters, i.e., head air temperature, were changed in range from 180–270 °C obtain eight different materials (MB1–MB8). relationships between morphology,...

This research examined the biochemical and microbiological characteristics of linen–copper (LI-Cu) composite materials, which were synthesized using magnetronsputtering techniques. The LI-Cu composites underwent comprehensive physicochemical biological analyses. Physicochemical evaluations included elemental analysis (C, O, Cu), microscopic examination, assessments surface properties such as specific area total pore volume. Biological encompassed tests biochemical–hematological assessments,...

Cotton, commonly used in wound care, has limitations such as quick saturation and adhesion, prompting surface modifications. In our studies, iron, which promotes platelet aggregation coagulation, was deposited onto cotton via direct current (DC) magnetron sputtering. Thus, the biochemical properties of fabrics were enhanced. Microscopic analyses revealed uniform iron coating on fibers, tests, activated partial thromboplastin time (aPTT) prothrombin (PT), showed that modification did not...

In recent years, due to an expansion of antibiotic-resistant microorganisms, there has been growing interest in biodegradable and antibacterial polymers that can be used selected biomedical applications. The present work describes the synthesis antimicrobial polylactide-copper alginate (PLA–ALG–Cu2+) composite fibers their characterization. composites were prepared by immersing PLA aqueous solution sodium alginate, followed ionic cross-linking chains within polylactide with Cu(II) ions yield...

This research is focused on obtaining antimicrobial hybrid materials consisting of poly(lactide) nonwoven fabrics and using phosphoro-organic compound—fosfomycin—as a coating modifying agent. Polylactide (PLA) presents biodegradable polymer with multifunctional application, widely engaged in medical related areas. Fosfomycin as functionalized phosphonates antibiotic properties expressed by broad spectrum properties. The analysis these biofunctionalized processed the melt-blown technique,...

Alginate-based materials have gained significant attention in the medical industry due to their biochemical properties. In this article, we aimed synthesize Cotton-Alginate-Copper Composite Materials (COT-Alg(-)Cu(2+)). The main purpose of study was assess properties new composites area blood plasma coagulation processes, including activated partial thromboplastin time (aPTT), prothrombin (PT), and thrombin (TT). This also involved vitro antimicrobial activity evaluation against...

The aim of this study was to investigate an antimicrobial and degradable composite material consisting melt-blown poly(lactic acid) nonwoven fabrics, alginate, zinc. This paper describes the method preparation characterization physicochemical properties new fibrous material. procedure consists fabrication fabric two steps dip-coating modification: (1) impregnation samples in solution alginic sodium salt (2) immersion a zinc (II) chloride. analysis included scanning electron microscopy (SEM),...

Literature reviews have described the applications of silver, copper, and zinc ions metallic particles Cu, Ti, Zn oxides, which been found to be useful antimicrobial reagents for biofunctionalization various materials their surfaces. For this purpose, compositions water dispersions containing emulsions synthetic copolymers based on acrylic vinyl monomers, polysaccharides (hydroxyethyl cellulose starch), additives with wetting stabilizing properties were used. Many stable different chemical...

The paper presents the study concerning preparation and physio-chemical biological properties of wool-copper (WO-Cu) materials obtained by sputter deposition copper onto wool fibers. WO-Cu material was subjected to investigations. investigations included elemental analysis (C, N, O, S, Cu), their microscopic analysis, surface (specific area total pore volume). consisted antimicrobial activity tests against colonies Gram-positive (Staphylococcus aureus) bacteria, Gram-negative (Escherichia...

The research aimed to enhance the aqua-jet/spunlace cellulose nonwoven fabric by deposition of copper coating magnetron sputtering technology. Plasma technology facilitated efficient distribution particles on surface fabric, while maintaining free airflow and eliminating need for additional layers. New cellulose-copper composites exhibit potential in biomedical applications, minimizing their impact biological processes such as blood plasma coagulation. Consequently, they can be utilized...

The study investigated the biological properties of a composite material composed poly(lactide) (PLA) and iron (Fe) produced by sputtering onto melt-blown nonwoven fabrics. research aimed to thoroughly understand structure these materials their potential applications in biomedicine. We conducted comprehensive chemical structural analyses using techniques such as microscopic analysis, flame atomic absorption spectrometry (FAAS), Brunauer–Emmett–Teller (BET) surface area analysis precisely...

The aim of this research was to synthesize and characterize alginate-calcium composites using a freeze-drying method, with focus on their potential applications in biomedicine. This study specifically explored the biochemical properties these composites, emphasizing role blood coagulation capacity interact DNA. Additionally, aimed assess how cross-linking process influences structural chemical characteristics composites. Detailed analyses, including microscopic examination, surface area...

Alginate-based materials have gained significant recognition in the medical industry due to their favorable biochemical properties. As a continuation of our previous studies, we introduced new composite consisting cellulose nonwoven fabric charged with metallic copper core (CNW-Cu0) covered calcium alginate (ALG−Ca2+) layer. The preparation process for these involved three main steps: coating via magnetron sputtering (CNW → CNW-Cu0), subsequent deposition sodium (CNW-Cu0 CNW-Cu0/ALG−Na+),...

1-Aminoalkylphosphonic acids (AA P ) as structural analogues of protein amino C ), are important inhibitors metabolism.One the three methods which have contributed to development chemistry 1-aminoalkylphosphonic is Ptcaminoalkylphosphonate (Phenylthiocarbamoylaminoalkylphosphonate) method allows a time saving synthesis structurally diverse AA analytical purity on mmol-mol scale This review presents comprehensive survey this methodology development, with an emphasis its scope and limitations.

The approach for the unification of published proposals nomenclature and abbreviations aminoalkylphosphonic acids their derivatives is presented. Their modification was made on basis IUPAC-IUB rules concerning code system proteinogenic amino acids. Our present proposal formulates supplementary allowing unambiguous description phosphonic analogs acids, analogs, homologs, metabolites, including phosphonopeptides.

The aim of this work was to immobilize reduced graphene oxide (RGO) and titanium dioxide (TiO2) on the surface selected fibrous structures. Textile fabrics made cotton (CO) polyamide (PA) were used as a carrier. following modification methods applied: coating for PA dip-coating CO. In method, no auxiliaries used, which is huge advantage. RGO/TiO2 coated characterized using several techniques: ultraviolet–visible (UV–VIS) spectroscopy, scanning electron microscopy (SEM), Fourier-transform...