Results 1 to 10 of about 21,572 (262)

Block Copolymers of Ethylene Oxide and Propylene Oxide: Prospects for Medical and Pharmaceutical Application in Russia

Регуляторные исследования и экспертиза лекарственных средств, 2023
Block copolymers of ethylene oxide and propylene oxide (EO/PO block copolymers) are polymeric non-ionic surfactants with a high hydrophilic–lipophilic balance also referred to as pluronics, poloxamers, or proxanols.
E. O. Bakhrushina, V. S. Pyzhov, P. S. Sakharova, N. B. Demina, D. A. Chizhova, T. V. Tabanskaya, M. F. Lutfullin   +6 more
doaj   +1 more source

Tuning the morphology of silicon containing copolymers via macromolecular architecture effect

Giant, 2023
We demonstrate the successful synthesis of linear and non-linear star block copolymers consisting of the highly segregated polystyrene (PS) and poly(dimethylsiloxane) (PDMS) blocks through sequential anionic polymerization combined with chlorosilane ...
Gkreti-Maria Manesi, Cheng-Yen Chang, Ioannis Moutsios, Rong-Ming Ho, Apostolos Avgeropoulos   +4 more
doaj   +1 more source

Crystallization, morphology and self-assembly of double, triple and tetra crystalline block polymers

Polymer Testing, 2023
This review compiles a comprehensive analysis of the crystallization behaviour and self-assembly of block copolymers with up to four potentially crystallizable phases.
Jordana K. Palacios, Rose Mary Michell, Alejandro J. Müller   +2 more
doaj   +1 more source

Thermo- and pH-Responsive Behavior of Poly(N-isopropylacrylamide)-Block-Poly[(2-dimethylamino)ethyl Methacrylate]

Indonesian Journal of Chemistry, 2023
The influence of poly(2-dimethylamino)ethyl methacrylate (PDMAEMA) block on the thermo- and pH-responsive behavior of poly(N-isopropyl acrylamide)-block-poly[(2-dimethylamino)ethyl methacrylate)] (PNIPAM-b-PDMAEMA) was studied.
Noverra Mardhatillah Nizardo, Rida Hasna Fadhilah, Ivandini Tribidasari Anggraningrum   +2 more
doaj   +1 more source

Fabrication of Bioactive Surfaces by Functionalization of Electroactive and Surface-Active Block Copolymers

Bioengineering, 2014
Biofunctional block copolymers are becoming increasingly attractive materials as active components in biosensors and other nanoscale electronic devices.
Omotunde Olubi, Laurisa London, Biswajit Sannigrahi, Peri Nagappan, Michael Williams, Ishrat M. Khan   +5 more
doaj   +1 more source

Muscle membrane integrity in Duchenne muscular dystrophy: recent advances in copolymer-based muscle membrane stabilizers

Skeletal Muscle, 2018
The scientific premise, design, and structure-function analysis of chemical-based muscle membrane stabilizing block copolymers are reviewed here for applications in striated muscle membrane injury.
Evelyne M. Houang, Yuk Y. Sham, Frank S. Bates, Joseph M. Metzger   +3 more
doaj   +1 more source

Synthesis and characterization of novel conjugated copolymers for application in third generation photovoltaic solar cells

Journal of Materials Research and Technology, 2020
An organic photovoltaic cell (OPV) is a subcategory of the third generation of photovoltaic cells. Advantages of OPV include lightness and ease of production in industrial scale.
Lais Schmidt Albuquerque, Jose Jonathan Rubio Arias, Bianca Pedroso Santos, Maria de Fátima Vieira Marques, Sergio Neves Monteiro   +4 more
doaj   +1 more source

Thermal Property and Microstructures of Poly(VAc-b-MA) and PVAc-b-Poly(MA-co-MMA) Block Copolymers and Terpolymers [PDF]

علوم و تکنولوژی پلیمر, 2009
The microstructure and thermal properties of the synthesized block copolymers and terpolymers via atom transfer radical polymerization (ATRP) were studied. The mole fraction of the blocks and chain length of the PVAc-b-PMA block copolymers were estimated
M.A. Semsarzadeh, M.R. Rostami Daronkola
doaj   +1 more source

Polyacrylamide-Based Block Copolymer Bearing Pyridine Groups Shows Unexpected Salt-Induced LCST Behavior

Molecules, 2023
Thermal-responsive block copolymers are a special type of macromolecule that exhibit a wide range of applications in various fields. In this contribution, we report a new type of polyacrylamide-based block copolymer bearing pyridine groups of ...
Yunyun Tu, Dandan Fang, Wanli Zhan, Zengming Wei, Liming Yang, Penghui Shao, Xubiao Luo, Guang Yang   +7 more
doaj   +1 more source

Thermoresponsive and Redox Behaviors of Poly(N-isopropylacrylamide)-Based Block Copolymers Having TEMPO Groups as Their Side Chains

International Journal of Polymer Science, 2013
Thermoresponsive and redox-active block copolymers having 2,2,6,6-tetramethylpiperidine-1-oxyl (TEMPO) moieties have been synthesized by using the reversible addition-fragmentation chain transfer (RAFT) polymerization technique.
Toru Uemukai, Tomoya Hioki, Manabu Ishifune   +2 more
doaj   +1 more source