definition
A long or larger molecule consisting of a chain or network of many repeating units, formed by chemically bonding together many identical or similar small molecules called monomers. A polymer is formed by polymerization, the joining of many monomer molecules.
definition
A material consisting of such polymer molecules.
The change was impeded by the lack of order in the polymer chains.
In order to prevent the sand collapsing into the bore, Stent elected to use a high tech Polymer drilling fluid.
It is also possible to predict polymer specificity using molecular modeling.
A polymer is a long molecule made up of lots of repeating units called monomers.
A polymer is generated by joining many monomers together.
Using a biodegradable polymer they've created a mobile phone case with a seed embedded in a small transparent window.
A rubber is a fully amorphous, lightly cross-linked polymer, above T g.
This is perhaps the biggest advantage that CDT's light-emitting polymer displays have over their competitors, which use small molecules.
Shock flyers & full range off accessories now in stock inc lithium polymer batteries click on shock flyer to view.
In two of the examples, corrosion appears to be accelerated by the presence of a silicone polymer layer.
Figure 3. Batch to batch variation of a filled polyolefin (the polymer batches were supplied from different reactors ).
Once cleaned our polymer protectant will make insect removal easier.
The processing included both polymer impregnation pyrolysis and CVI.
Polymer solution to chewing gum litter A university spin-off company is using polymers to solve the perennial problem of chewing gum litter.
Some of these delivery devices are water-soluble and release the drug as the polymer matrix dissolves.
A particularly popular choice for HVAC applications is the bulk polymer resistive sensor, which provides a direct, secondary measurement of RH.
These results showed that the vortex breakdown is a very sensitive technique to study polymer rheology.
The measurement of extrudate swell of polymer melts using capillary extrusion rheometers is specified by the standard ISO 11443 [6] .
The SR5 is a universal controlled stress rheometer suitable for use with complex fluids such as polymer melts, creams and lotions.
The polymer grid stays intact longer than a jute scrim shaded from ultra-violet radiation by vegetation to reinforce the root matrix of the turf.
Under simple shear, typically, the same polymer solutions are strongly shear thinning.
Effectively dampens vibrations through polymer shock absorbers, allowing active camcorder use.
We have used solid-state NMR extensively to estimate how rigid any polymer is within the composite structure of the cell wall.
Polymer orientation in solid materials can be detected by polarized vibrational spectroscopy.
These features are characteristic of polymer spherulites viewed with cross-polarised light.
Where necessary, polymer squeegees can even be cut to length.
Manufactured from high quality hot dipped galvanized steel they are coated with polymer.
Central areas of research are surfactant self-assembly, polymers in solutions, and gels and polymer interactions with surfactant self-assembly, polymers in solutions, and gels and polymer interactions with surfactants.
Secondly, that the polymer tantalum type has higher leakage currents than traditional capacitors.
Professor Duncan has become the first person in the world to develop polymer therapeutics for clinical trial.
Uniquely, the clarity of the polymer remains unaffected, even at higher dosage levels.
Increasing ionic strength and reducing pH both decrease the viscosity as they cause the polymer to become more coiled.
It readily polymerizes to a di-cyclo-octadiene and polymer (C8H12).
He demonstrated the important effects arising from quaternary centers in polymer chains.
The measurement of extrudate swell of polymer melts using capillary extrusion rheometers is specified by the standard ISO 11443 [6 ].
Scientists spin brand new skin Growing cells on scaffolds using polymer science could revolutionize the skin grafting process, reports Michael Pollitt.
Central areas of research are surfactant self-assembly, polymers in solutions, and gels and polymer interactions with surfactants.
Mother pieces " waxed " down to a silicon carrier using a thermoplastic polymer.
Work is carried out on both thermoplastic and thermosetting polymer composites, most research activities have direct links with industrial partners and international collaborators.
This affects the ability of the bonds to rotate, and also the viscosity of the bulk polymer.
The ' race-track ' is usually made of a water-soluble polymer, called a gel.
Lithium Polymer (Li-Poly) Batteries - Most advanced battery used in cell phones.
Frito-Lay's new SunChips bags are made from three layers of an innovative polymer called polylactic acid or PLA.
Polyactic acid, or Polylactide, is a versatile polymer made from lactic acid.
The polymer was invented and produced by NatureWorks, LLC, which trademarked the eco-friendly material with the name Ingeo.
Tiles come in a range of different materials, from tin to polymer plastic, but the most common kind of ceiling tiles are made from fiberboard.
The Mirr.Edge system allows you to add acrylic or wood grain polymer strips and corner plates around the edge of your mirror while it is still on the wall.
The wood grain polymer strips are made for mirrors in lengths of 36 inches and 59 ½ inches.
Today's beads are miniature works of art in a variety of mediums like glass, resin and polymer clay.
Working with polymer clay to create picture frames, vases, holiday ornaments and many other types of small, useful objects.
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