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Showing 1 to 12 of 36 entries
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Optimization of polymeric dispersant concentration for the dispersion-stability of magnetite nanoparticles in water solution.

Journal of nanoscience and nanotechnology

Song GD, Kim MH, Maeng WY.
PMID: 25971094
J Nanosci Nanotechnol. 2014 Dec;14(12):9525-33. doi: 10.1166/jnn.2014.10174.

Fouling of various Fe oxide particulates on heat transfer tubes in the coolant of the secondary system of a nuclear power plant has been known to reduce the heat transfer performance and degrade the integrity of system components. Thus,...

Preparation of analyte-sensitive polymeric supports for biochemical sensors.

Talanta

Masson JF, Battaglia TM, Kim YC, Prakash A, Beaudoin S, Booksh KS.
PMID: 18969664
Talanta. 2004 Oct 20;64(3):716-25. doi: 10.1016/j.talanta.2004.03.051.

The preparation and use of multiple polymers attached to a surface plasmon resonance (SPR) sensor for optimization of signal enhancement and minimization of fouling during sensing of biological species has been achieved. These polymers are advantageous compared to the...

Biocompatible polymers for antibody support on gold surfaces.

Talanta

Masson JF, Battaglia TM, Davidson MJ, Kim YC, Prakash AM, Beaudoin S, Booksh KS.
PMID: 18970259
Talanta. 2005 Oct 31;67(5):918-25. doi: 10.1016/j.talanta.2005.04.023.

The elimination or minimization of non-specific protein adsorption from serum is critical for the use of surface plasmon resonance (SPR) sensors for in vitro and in vivo analysis of complex biological solutions. The ultimate goals in this application are...

Influence of medium polarity upon selectivity and efficiency of alkali metal cation sorption by polyether carboxylic acid resins.

Talanta

Hayashita T, Lee JH, Lee JC, Krzykawski J, Bartsch RA.
PMID: 18965462
Talanta. 1992 Jul;39(7):857-62. doi: 10.1016/0039-9140(92)80106-n.

The influence of medium polarity upon competitive sorption of alkali-metal cations from aqueous and aqueous methanolic solutions by the polymethacrylic acid resin Amberlite CG-50, two acyclic polyether carboxylic acid resins, and six sym-(alkyl)dibenzo-16-crown-5-oxyacetic acid resins has been investigated. Addition...

Photochemical fixation of structures in binary polymer brushes-influence of layer thickness and grafting method.

Journal of colloid and interface science

Hoffmann F, Wolff T.
PMID: 18359488
J Colloid Interface Sci. 2008 Jun 15;322(2):434-47. doi: 10.1016/j.jcis.2008.02.036. Epub 2008 Feb 29.

Polymer brushes consisting of hydrophilic and hydrophobic polymer components (poly-4-vinylpyridine, polymethacrylic acid and polystyrene, respectively) change their surface properties (as revealed by contact angles) when they are exposed to various solvents. In brushes prepared via grafting-from methods (using a...

Preparation of a novel carboxylate-rich palygorskite as an adsorbent for Ce.

Journal of colloid and interface science

Chen J, Luo W, Guo A, Luo T, Lin C, Li H, Jing L.
PMID: 29102912
J Colloid Interface Sci. 2018 Feb 15;512:657-664. doi: 10.1016/j.jcis.2017.09.107. Epub 2017 Oct 12.

A novel nanoscale adsorbing material, palygorskite (PGS) grafted polymethacrylic acid (PMAA) (PGS-g-PMAA), was successfully synthesized via atom-transfer radical-polymerization (ATRP). The grafting reaction was completed through a heterogeneous reaction in aqueous phase at normal temperature. Ce

Phase behavior and structure of stable complexes between a long polyanion and a branched polycation.

Physical review. E, Statistical, nonlinear, and soft matter physics

Mengarelli V, Zeghal M, Auvray L, Clemens D.
PMID: 21929013
Phys Rev E Stat Nonlin Soft Matter Phys. 2011 Aug;84(2):021805. doi: 10.1103/PhysRevE.84.021805. Epub 2011 Aug 30.

The association between oppositely charged branched polyethylenimine (BPEI) and polymethacrylic acid (PMA) in the dilute regime is investigated using turbidimetric titration and electrophoretic mobility measurements. The complexation is controlled by tuning continuously the pH-sensitive charge of the polyacid in...

Thermodynamic Analysis of the Conformational Transition in Aqueous Solutions of Isotactic and Atactic Poly(Methacrylic Acid) and the Hydrophobic Effect.

Polymers

Kogej K.
PMID: 30979264
Polymers (Basel). 2016 Apr 28;8(5). doi: 10.3390/polym8050168.

The affinity of amphiphilic compounds for water is important in various processes, e.g., in conformational transitions of biopolymers, protein folding/unfolding, partitioning of drugs in the living systems, and many others. Herein, we study the conformational transition of two isomer...

Microfibrillated Cellulose Grafted with Metacrylic Acid as a Modifier in Poly(3-hydroxybutyrate).

Polymers

Popa MS, Frone AN, Radu IC, Stanescu PO, Truşcă R, Rădiţoiu V, Nicolae CA, Gabor AR, Panaitescu DM.
PMID: 34833269
Polymers (Basel). 2021 Nov 17;13(22). doi: 10.3390/polym13223970.

This work proposes a new method for obtaining poly(3-hydroxybutyrate) (PHB)/microfibrillated cellulose (MC) composites with more balanced properties intended for the substitution of petroleum-based polymers in packaging and engineering applications. To achieve this, the MC surface was adjusted by a...

Application of polyelectrolyte complexes as novel pseudo-stationary phases in MEKC.

Analytical and bioanalytical chemistry

Pirogov AV, Shpak AV, Shpigun OA.
PMID: 12733039
Anal Bioanal Chem. 2003 Apr;375(8):1199-203. doi: 10.1007/s00216-003-1812-6. Epub 2003 Mar 18.

Polyacrylic acid (PAA) and polymethacrylic acid (PMAA) with carboxyl groups partially blocked by dodecyltrimethylammonium bromide (DTAB) and tetrabutylammonium bromide (TBAB) were tested as new pseudo-stationary phases in micellar electrokinetic chromatography (MEKC). The separation of was examined using PAA and...

Aggregates of Isotactic Poly(methacrylic acid) Chains in Aqueous CsCl Solutions: a Static and Dynamic Light Scattering Study.

Acta chimica Slovenica

Hočevar K, Sitar S, Kogej K.
PMID: 26454588
Acta Chim Slov. 2015;62(3):546-54. doi: 10.17344/acsi.2015.1495.

Properties of isotactic polymethacrylic acid, iPMA, chains were studied at 25°C in aqueous solutions at various CsCl concentrations, c(s) (= 0.05-0.20 M), in dependence on degree of neutralization of the polyion's carboxyl groups, α(N), using static, SLS, and dynamic...

Speciation of polyelectrolytes in natural fluids Protonation and interaction of polymethacrylates with major components of seawater.

Talanta

De Stefano C, Sammartano S, Gianguzza A, Piazzese D.
PMID: 18968766
Talanta. 2002 Aug 23;58(2):405-17. doi: 10.1016/s0039-9140(02)00291-6.

Acid-base properties of two sodium polymethacrylates (W=4000 and 5400 Da) were studied potentiometrically in aqueous solution at 25 degrees C. Measurements were made in different salt solutions: LiCl 0.1-1.5, NaCl 0.1-2, KCl 0.1-2, Et(4)NI 0.1-0.75 mol l(-1), and in...

Showing 1 to 12 of 36 entries