acidic pH values. These polymers can be designed with many different architectures for different applications. Key uses of pH sensitive polymers are controlled...
11 KB (1,392 words) - 00:24, 27 March 2023
Smart polymers, stimuli-responsive polymers or functional polymers are high-performance polymers that change according to the environment they are in....
15 KB (1,984 words) - 00:10, 18 October 2024
Smart inorganic polymers showing tunable and responsive properties. pH-sensitive polymers are materials that change in volume when the pH of the surrounding...
7 KB (776 words) - 08:12, 23 August 2024
Photoresist (category Light-sensitive chemicals)
(2007), Mark, James E. (ed.), "Properties of Photoresist Polymers", Physical Properties of Polymers Handbook, New York, NY: Springer New York, pp. 965–979...
29 KB (3,241 words) - 09:30, 11 August 2024
Examples are electrostrictive polymers and dielectric elastomers. Ferroelectric polymers are a group of crystalline polar polymers that are also ferroelectric...
34 KB (3,913 words) - 04:54, 4 September 2024
response to the pH change. Common pH-sensitive structures include chemical bonds that hydrolyze or break in acidic environments, polymers that change their...
25 KB (3,079 words) - 09:05, 23 August 2024
Supramolecular polymers are a subset of polymers where the monomeric units are connected by reversible and highly directional secondary interactions–that...
49 KB (5,657 words) - 14:35, 11 October 2024
Temperature-responsive polymers or thermoresponsive polymers are polymers that exhibit drastic and discontinuous changes in their physical properties with...
58 KB (6,026 words) - 21:07, 22 October 2024
compressing these chains. Emulsion polymerization is used to make several commercially important polymers. Many of these polymers are used as solid materials...
25 KB (3,393 words) - 13:34, 4 October 2024
Materials science (section Polymers)
their purpose. Polymers are chemical compounds made up of a large number of identical components linked together like chains. Polymers are the raw materials...
64 KB (6,687 words) - 12:10, 26 October 2024
OLED (redirect from Polymer light-emitting diode)
though the polymer used had 2 limitations; low conductivity and the difficulty of injecting electrons. Later development of conjugated polymers would allow...
157 KB (17,584 words) - 05:58, 12 November 2024
000 are very useful in pressure-sensitive adhesives, silicone rubbers, coatings and additives. Polysiloxane polymers with reactive side group functionality...
4 KB (398 words) - 20:26, 21 October 2023
Glass transition (redirect from Cold flex temperature of polymers)
transitions. Fragility Archived 2007-06-28 at the Wayback Machine VFT Eqn. Polymers I Polymers II Archived 2010-01-11 at the Wayback Machine Angell: Aqueous media...
58 KB (6,792 words) - 08:56, 30 September 2024
Adhesive (section Pressure-sensitive)
Leichner C, Jelkmann M, Bernkop-Schnürch A (2019). "Thiolated polymers: Bioinspired polymers utilizing one of the most important bridging structures in nature"...
41 KB (5,108 words) - 20:52, 29 October 2024
polymerization of monomers in the presence of a template molecule that is extracted afterwards, leaving behind complementary cavities. These polymers...
40 KB (4,802 words) - 16:24, 6 November 2024
the use of low viscosity pre-polymers (typically less than 1 pascal), a short period of polymerization, the use of polymer with advantageous mechanical...
15 KB (1,757 words) - 16:45, 5 November 2024
Chitosan (section Temperature-sensitive hydrogels)
"Contact time- and pH-dependent adhesion and cohesion of low molecular weight chitosan coated surfaces". Carbohydrate Polymers. 117 (6): 887–894. doi:10...
66 KB (6,749 words) - 17:59, 6 November 2024
Photoconductive polymers absorb electromagnetic radiation and produce an increase of electrical conductivity. Photoconductive polymers have been used in...
21 KB (2,776 words) - 15:23, 4 October 2024
RAFT polymerization can be used to design polymers of complex architectures, such as linear block copolymers, comb-like, star, brush polymers, dendrimers...
29 KB (3,600 words) - 12:36, 24 June 2024
two categories according to their origin: natural or synthetic polymers. Natural polymers for hydrogel preparation include hyaluronic acid, chitosan, heparin...
69 KB (7,797 words) - 13:09, 2 November 2024
Hydrogen bond (section Hydrogen bonds in polymers)
polymers sensitive to humidity levels in the atmosphere because water molecules can diffuse into the surface and disrupt the network. Some polymers are...
46 KB (5,463 words) - 19:48, 6 November 2024
adhesive and backing increasing the bond. Pressure sensitive adhesives are viscoelastic polymers with their rheology tuned to the desired bonding and...
25 KB (2,981 words) - 19:03, 30 May 2024
Poly(methyl acrylate) (category Acrylate polymers)
of organic polymers with the formula (CH2CHCO2CH3)n. It is a synthetic acrylate polymer derived from methyl acrylate monomer. The polymers are colorless...
4 KB (289 words) - 22:31, 7 August 2023
Stress corrosion cracking (section Polymers)
with metals, attack is confined to specific polymers and particular chemicals. Thus polycarbonate is sensitive to attack by alkalis, but not by acids. On...
20 KB (2,305 words) - 19:44, 21 August 2024
Poly(N-isopropylacrylamide) (category Acrylate polymers)
temperatures, these polymers can be dissolved in water at room temperature and administered into body. However, upon the administration, these polymers phase-separate...
26 KB (2,274 words) - 04:14, 19 August 2024
polymers used in polymer-drug conjugates can be degraded through enzymatic activity and acidity. Polymers are now being synthesized to be sensitive to...
6 KB (700 words) - 06:53, 17 March 2024
Autoxidation (section In oils and polymers)
S2CID 225243217. David, C. (1975). "Chapter 4 Oxidative Degradation of Polymers". Degradation of polymers. Amsterdam: Elsevier Scientific Pub. Co. pp. 425–538. ISBN 978-0-444-41155-6...
13 KB (1,624 words) - 14:38, 11 November 2024
Polyacetylene (category Organic polymers)
doped polymers as easily processable and lightweight "plastic metals". Despite the promise of this polymer in the field of conductive polymers, many of...
25 KB (2,605 words) - 15:04, 25 October 2024
conducting polymers, which is nearly comparable with metallic conductors, only starts when the polymers are doped oxidatively or reductively. A polymer electrolyte...
105 KB (11,302 words) - 23:08, 29 October 2024
Polyethylene glycol (category Polymers)
build up and have a toxic effect. The size of the PEG polymer is important, with larger polymers achieving the best immune protection. PEG is a component...
38 KB (4,073 words) - 00:10, 12 November 2024