Results 21 to 30 of about 5,343,652 (178)

ABS composites with cellulose fibers: Towards fiber-matrix adhesion without surface modification

Composites Part C: Open Access, 2021
Aiming for a cost-effective and environmentally friendly material, we propose the replacement of glass fiber/poly(acrylonitrile-co-butadiene-co-styrene) (ABS) composites by composites with cellulosic reinforcing agents.
Lucas Polo Fonseca, Walter R. Waldman, Marco Aurelio De Paoli   +2 more
doaj   +1 more source

Wettability of Amino Acid-Functionalized PSMA Electrospun Fibers for the Modulated Release of Active Agents and Its Effect on Their Bioactivity

Pharmaceutics, 2023
The ideal treatment for chronic wounds is based on the use of bioactive dressings capable of releasing active agents. However, the control of the rate at which these active agents are released is still a challenge.
Sebastián Santander, Nicolás Padilla-Manzano, Bastián Díaz, Renato Bacchiega, Elizabeth Jara, Luis Felipe Álvarez, Cristóbal Pinto, Juan C. Forero, Paula Santana, Eugenio Hamm, Marcela Urzúa, Laura Tamayo   +11 more
doaj   +1 more source

Degradation of Proteins and Starch by Combined Immobilization of Protease, α-Amylase and β-Galactosidase on a Single Electrospun Nanofibrous Membrane

Molecules, 2019
Two commercially available enzymes, Dextrozyme (α-amylase) and Esperase (protease), were covalently immobilized on non-woven electrospun poly(styrene-co-maleic anhydride) nanofiber mats with partial retention of their catalytic activity ...
William J. Cloete, Stefan Hayward, Pieter Swart, Bert Klumperman   +3 more
doaj   +1 more source

Compatibility, Morphology, Mechanical Properties and Biodegradability of Poly(styrene-ethylene-propylenestyrene)/ Modified Thermoplastic Starch Blends [PDF]

علوم و تکنولوژی پلیمر, 2016
The effect of modified starch on the properties of poly(styrene-ethylenepropylene- styrene) tri-block copolymer was studied. Chemical treatment of starch with maleic anhydride was accomplished in an internal mixer in the presence of glycerol.
Saaid Rahimi Bandarabadi, Parvin Ehsani Namin, Ismail Ghasemi, Hamed Azizi, Mohammad Karabi   +4 more
doaj   +1 more source

Composition of nanoclay supported silver nanoparticles in furtherance of mitigating cytotoxicity and genotoxicity.

PLoS ONE, 2021
Silver nanoparticle (Ag-NP) is well known for its high antibacterial efficacy. However, its toxicity toward mammalian cells is still a concern in clinical applications.
Chih-Hao Chang, Yu-Hsuan Lee, Zhen-Hao Liao, Mark Hung-Chih Chen, Fu-Chuo Peng, Jiang-Jen Lin   +5 more
doaj   +1 more source

Polyethylene Glycol-Modified Poly(Styrene-co-Ethylene/Butylene-co-Styrene)/Carbon Nanotubes Composite for Humidity Sensing

Frontiers in Materials, 2019
Polymeric composites of the linear triblock copolymer poly(styrene-co-ethylene/butylene-co-styrene) grafted with maleic anhydride units (SEBS-MA) or MA modified by hydrophilic polyethylene glycol (PEG) and containing various amounts of multiwall carbon ...
Matej Mičušík, Christos Chatzimanolis, Jana Tabačiarová, Jozef Kollár, Apostolos Kyritsis, Polycarpos Pissis, Jürgen Pionteck, Karol Vegso, Peter Siffalovic, Eva Majkova, Mária Omastová   +10 more
doaj   +1 more source

Pengaruh Konsentrasi Inisiator Dan Komposisi Styrene Dan Maleic Anhydride Terhadap Berat Molekul Pada Sintesis Kopolimer Poly (Styrene-Maleic Anhydride) [PDF]

, 2014
Pada pencampuran antara dua jenis polimer dibutuhkan kompatibilitas yang cukup baik supaya diperoleh hasil yang bagus. Fungsi polimer adalah salah satu cara untuk meningkatkan kompatibilitas dengan memberikan gugus fungsi pada suatu polimer.
Afrinaldi, Bambang; Balai Pengkajian Teknologi Polimer - BPPT Gedung 460 Kawasan PUSPIPTEK, Tangerang Selatan, 15314, Jayatin, Jayatin; Balai Pengkajian Teknologi Polimer - BPPT Gedung 460 Kawasan PUSPIPTEK, Tangerang Selatan, 15314   +1 more
core   +2 more sources

N-Sulfonic acid modified poly(styrene-co-maleic anhydride): An efficient and recyclable solid acid catalyst for the synthesis of a wide range of spiropyrans

, 2022
N-Sulfonic acid modified poly(styrene-co-maleic anhydride) as a recyclable solid acid catalyst efficiently catalyzed the one-pot three-component synthesis of spiropyran derivatives through a simple, convenient, and cost-effective approach in good yields ...
Majid Mommahed Heravi (9225485), Elaheh Hashemi (11992745), Fereshteh Azimian (12006721)   +2 more
core   +1 more source

Reactive blending of poly(styrene-co-maleic anhydride) with poly(phenylene oxide) by addition of α-amino-polystyrene [PDF]

, 1993
α-(3-Aminopropyl-l-amino)polystyrene (α-amino-PS) was melt-blended with styrene/maleic anhydride copolymers (SMA) containing 28 wt% maleic anhydride groups.
Borggreve, Rein, Ikker, Andreas, Leemans, Luc, Koning, Cor, Möller, Martin   +4 more
core   +2 more sources

Compatibilização de blendas de poliamida 6/ABS usando os copolímeros acrílicos reativos MMA-GMA e MMA-MA. Parte 1: Comportamento reológico e propriedades mecânicas das blendas Compatibilization of polyamide 6/ABS blends using MMA-GMA and MMA-MA reactive acrylic copolymers. Part 1. Rheological and mechanical properties of blends

Polímeros, 2003
A poliamida 6 (PA6) é um polímero semicristalino de grande aplicação na engenharia e que apresenta instabilidade no processamento e baixa resistência ao impacto sob entalhe.
Edcleide M. Araújo, Elias Hage Jr., Antônio J. F. Carvalho   +2 more
doaj   +1 more source