polymer

BPA is commonly used in food and drink packaging, where the molecule is usually locked in as part of a complex polymer.

It is anticipated that this line of research is of significance for developing surface molecular engineering of polymer multilayer films.

The polymer iron sulfate has been used to handle industrial water and waste water in Hefei Iron &Steel Group Co.

With the coextrusion process, the polymer layers are heated up to a high temperature and let cool down in air.

For the flame retardant chemical to be effective, it must be available at the point at which the polymer decomposes.

Also disclosed is a process for making the polymer network, and a curable composition able to be reacted into such polymer network.

Unlike a padded dash, when your fingers come into contact with the hard polymer's sharp edges, there is just a sense of discomfort.

Viruses and various polymer materials have been used in efforts to insert therapeutic genes into diseased cells.

Highly motivated, able to take the initiative, capable of working independently. Be rich interesting in polymer application studying.

The surface initiated polymerization and its use for the formation of end grafted polymer films were reviewed.

Polymer gel dosimetry has been used to measure the radiotherapy dose homogeneity in a breast phantom for two different treatment methods.

Melamine is an organic compound often used to produce a fire-resistant polymer (plastic) with many household and industrial applications.

Some of the polymer materials, for instance, insert genes into only a small percentage of cells and do not degrade in the body.

The polymer has to be strongly adsorbed on the surface to avoid de-adsorption upon collision or dilution of the dispersion.

The fibers consist of an array of metal electrodes connected to a semiconductor and are covered by an insulating polymer sheath.

And since the body is made of just one piece of soft polymer, there's no chance of water damaging the delicate parts inside.

the cathodes , which were made of above - mentioned three composites , and gel polymer electrolytes were used for lithium batteries.

A fine method is wrapping around the surface of ammonium nitrate by polymer, and forming a hydrophobe layer on the surface.

Costringency processing is actually two or more molten polymer together into a single extruded.

Peptides are short oligomer and polymer substances made up of two or more amino acids linked in a chain.

Since polymer modified asphalt emulsions have been widely used in Chinese highways, there is no specification up to now.

for a substance to be capable of forming a structural unit of a polymer chain is that it must be difunctional.

Hyperbranched polymer(HBP) was one of the most promising materials for modification of thermoset resins.

At least a portion of the tubular member is formed of a compound comprising a polymer and particles or fibers.

The modified polymer would be small enough to breach the blood-brain barrier and would act as a delivery container carrying the drug.

The polymer can be formed into a hydrogel capable of being used as a contact lens.

For small robots Dr Hong has used rings made of a polymer that changes shape in response to a specific chemical stimulus.

In the strain sweep experiment, it was found that the critical strain applied to this waste liquor polymer solution was up to 0.

In the past the polymer's price moved fairly tightly with that of oil but that relationship has broken down recently (see chart).

At least 2 years of R&D experience in painting or anti-corrosion with Bachelor Degree in Chemistry, Polymer Science.

The liquid crystal polymer is mainly made of a waist connecting type liquid crystal monomer and a cross linkable monomer.

The surface morphology of the polymer film was examined by scanning electron microscopy (SEM) and atomic force microscopy (AFM).

At least one surface of the substrates is coated with a polyvinyl alcohol polymer to render the substrates resistant to oil and grease.

However, due to a manufacturing operation, technical measures do not place, lead or even of polymer-coated self-crimping Variant.

Healing in the composites is achieved through the addition of a microencapsulated healing agent and a catalyst to the matrix polymer.

The action mechanism of the polymer in glass cleaner was also discussed and the application perspective of it was forecasted.

This suggests that the self-stiffening is not the result of chemical changes in the polymer, which can usually be undone by heat.

The cells used are of the lithium-polymer variety, which happen to have the highest energy density of any batteries currently on the market.

He placed a few muscle cells on the surface of a small polymer sphere and some lining cells on the inside .

Aims to be the basis of the results of the composite polymer microspheres form of rationalization proposals put forward.

A crosslinked polyrotaxane is obtained by bonding such a hydrophobic linear polyrotaxane molecule and a polymer through the cyclic molecule.

Gas generating and releasing articles consisting essentially of a polymer and a gas generating solid dispersed therein are described.

However, in order to obtain certain special properties, two or three different types of monomers can be combined in a polymer.

The finely grounded PAA was crystal polymer and its structure unit arranged periodicity with a little crystal lattice disfigurement.

The baskets are filled with a polymer powder which can turn the wet oil into a solid, making it easier to collect by hand.

Any industry with more than 50% of acrylamide monomer structural unit of the polymer, are generally referred to as polyacrylamide (PAM).

polymer particles must be fostered in dry ink layer to form a thin film on the surface.

It had earlier tried to plug the leak with absorbent polymer, sawdust, newspapers and concrete.

After thorough lab study, this polymer grain has been used in field and achieved good economic benefit.

By means of in-house laboratory investigation, polymer latex, fibre, elastic grain and related treatment pharmaceutical have been optimized.

This discovery laid the basis of the azo polymer optical fiber gratings used for smart adjustable optical communication device.

The surface morphology of the thin film prepared from the polymer was studied via atomic force microscope (AFM).

Kaposi Mo is one of medical polymer materials, applications in medicine are more extensive, but attention should be paid in the selection.

The adsorbability of the template condensation polymer for template ion was more favorable than that of the non template.

Only at this time, the interaction between the polymer start to form a strong bond with paint film.

The preparation methods, structures and performances of the supramolecular polymer are different from the general polymer.

If two or more monomeric units are used to make one polymer, a copolymer is formed.

Some polymer with a branched chain, known as the branched-chain polymers, are linear structure.

The sensor may be formed by attaching at least two electrodes to the polymer-carbon nanotube composite film.

The invention relates to an electrolyte film of a modified alkaline polymer and a preparation method thereof.

The pressure-sensitive element (105) may be formed from conductive composite material formed of a polymer and a conductive filler.

The company says they've perfected a way of printing polymer transistors onto flexible plastic displays.

The invention relates to a polymer retarder for a high-temperature oil well and a preparation method thereof.

The ionic conductivity of a polymer electrolyte depends on the concentration of the conducting species and their mobility.

The results show that this new type of polymer material possess fine wave-adsorbing performance comp. . .

Natural high polymer materials can be modified into artificial ones capable of biological degradation to meet the urgent need of mankind.

Batteries: Hawkes is using the latest lithium-ion batteries, known as lithium-polymer. Their housing is pressurized to help with buoyancy.

PVC is one important polymer with its world productive output only less than polyolefin.

SS is hydrophilic natural polymer protein derived from the silkworm, the main role is bonding by wrapping out of two silk fibroin.

The product can be used to incorporate a photostabiliser into a polymer, to protect the polymer from damage by UV radiation.

The method for producing a polymer comprises contacting at least one olefin with the provided catalyst composition.

Whereas there was a polymer continuous phase, and an aggregative particles or nanoparticle dispersive phase in hybrid film.

When one discusses the molecule weight of a polymer , one is actually involved with its average molecule weight.

A designed organic compound of triazine thiols monosodium(TTN) was used for preparing polymeric film(PTT) on pure copper by polymer plating.

You load them into the top of a gel and a gel is - in this case it's synthetic polymer gel but it looks very much like Jell-O.

At last, the approaches of improving the general properties of the thermal conductive polymer materials are also raised.

Accordingly, when the copolymer is processed into a polymer film, a transparency of the polymer is not affected.

At least two layers of polymer film separated by frame-type bulkheads between two press plates can form a basic unit.

Other Natural Polymers A most amazing natural polymer is human skin, which has no equal substitute.

Polypropylene(PP) is a sort of cheap plastics and one of the most important materials for making polymer microporous membranes.

The surface of iron oxide nanoparticles was coated with oleic acid (OA) for better compatibility with organic phase containing the polymer.

The surface study of polymer thin film is driven by the development of next generation of microelectronic devices and biomaterials.

Binding substance EVA hot melts is a solvent, which do not contain moisture solid polymer can be self-fluxing.

All the products are made of medical grade high polymer material, and sterilized with EO, pyrogen-free, non-hemolysis reaction, non-toxic.

Our research focus is to understand the interaction of BC in polymer systems and subsequently in green composites.

Application of biocatalyst enzyme in polymer modification and synthesis has been a new focus in science research.

The bonding of two or more monomers to form a polymer.

Polymer-modified concrete or glass-fiber-reinforced concrete are generally used for synthesizing rock.

A coating powder with a significant content of a polymer containing short chain esters of various acrylic monomers.

The next plan is to dig a hole in the trench just behind the pit and fill it with an absorbent polymer.

Microbe have been applied to preparing polymer (Xanthan), MEOR, water-shutoff, processing polluted water, treating environment pollution.

When the light is switched off the polymer resolidifies, leaving the surface as good as new.

Bacteria in such a film are embedded in a polymer matrix, which makes them harder to kill than isolated individuals.

It consists of concentric semicircles of a polymer laid down on a gold film.

This paper presents the results of an experimental comparison of carbon velvet cathodes and a common polymer velvet cathode.

Via a proprietary technique, the researchers turn waste cooking oil into a liquid polymer, which hardens after application.

Cleaning processes used for spinning solution filter of high performance polymer were presented.

Water retaining agent was an absorbing water polymer whose multiplying power was high and property of holding water was good.

Spontaneous emulsification flooding efficiency is better than those of surfactant flooding and polymer flooding.

University Degree in chemistry, chemical engineering or polymer science. Further qualifications in these areas would be an advantage.

I'd recommend to use reputable Li-polymer battery, for its weight and long lasting property. If it can be balanced charge, all the better.

Each cell consists of two electrodes separated by an electrolyte, often a polymer gel.

The general structural formula of the fluorescent polymer is shown as a formula VII.

A polymer is a substance of high molecular weight, well above the size of the compounds considered so far.

With decreasing the length of the spacer, the fluorescence intensity of the polymer decreased accordingly.

The invention relates to a high nuclear zinc coordination polymer, and a coordination preparation process and the application thereof.

The adhesive composition contains a naphthalene sulfonic acid-formaldehyde condensation product and a water-soluble polymer material.

The researchers dispersed carbon nanotubes in a dilute solution of a mixture of Nafion, a commercial synthetic polymer, and ethanol.

Technology and methods set out in the mine has guiding significance to carry out polymer flooding.

Centrifuging, washing, and filtering may separate any fraction of polymer that occurred by an emulsion process.

They used a special polymer, a different sort of charged particles known as counterions and solvents such as methanol.

As the solvent evaporated, they were left with drug mixed into a polymer film.

The thesis studies the polymer synthesis conditions and equilibrium binding experiment with a combination of properties of the polymer.

polymer can also be used for high-strength adhesive mortar and steel wire rope sleeve try for the shear strength Determination.

A shot is made with one polymer, and a second shot with a second polymer can be used to surround or surface the part made in the first shot.

The book will be invaluable to post graduate students of polymer science and researchers using any one of the many spectroscopic techniques.

The high polymer has good photochromic performance, and can be used for preparing a photochromic film and coating.

More specifically, this invention relates to a multi-microlayer film having a degradable polymer layer and a thermoplastic elastomer layer.

Large numbers of extracellular polymer form mucus layer on the surface of particle sludge and protect particle sludge.

Shear flow is one of the significant parts of the rheology of polymer blends.

The polymer solution with viscous-elastic behavior is able to increase microcosmic oil displacement efficiency.

And the surface of pigments and fillers chemisorption surfactant is resin polymer surface from squeeze of pigments and fillers.

The pullulan aminoalkyl ether of this invention can be used in various fields as a cationic polymer of significant industrial utility.

Once in the polymer, the electrolyte stays there until a newly applied voltage coaxes it out.

The molecule weight of a polymer is of prime importance in its synthesis and application.

The principle of the determination of gel degree of polymer by means of zero length capillary is described in this paper.

Because of the differences in the length of the chains, the molecular weight of a polymer is determined on a statistical basis.

The liquid polymer is stored in a container in the fire truck and pumped into the water that will travel through the hose.

Recently, living free radical polymerization is one of the fastest growing points in polymer chemistry.

In a lab, they built a scaffold-looking structure consisting of carbon nanofibers and a government-approved polymer.

Modification of polymer basal body and carbon series conductive filler by grafting and blending is the main direction of current research.

The initiator used for preparing the fluorescent polymer is shown as a formula I.

Optionally the polymer coating may include a cross linkable material, and a crosslinking agent may be used to promote crosslinking.

The utility model relates to a bar gluten of fiber reinforced polymer composite material, belonging to the building material field.

A polymer of two or more different monomers.

The tough polymer coating of the book is tear-resistant and promises to increase a book's shelf life by up to 200 per cent.

RDEexperiments indicated that benzoquinone is able to penetrate into the polymer matrix and exchange electron with the polymer.

Polyacetal (POM) and polypropylene ( PP ) rings are used for the standard range of polymer bearings .

Forthermore, it has been obtained that the scaling behaviours of a starlike polymer are as same as a linear polymer chain.

Hollow capsules made of an organic conducting polymer could act as "roach motels" for bacteria.

Absorbent: a high-quality flax linen lac for the production of natural polymer materials hydrophilic colloid, a strong-absorbent.

This polymer provides good separation of DNA and tends to coat the capillary wall.

Energy band theory of polymer and the calculation of electrical stress distribution were used to explain the experimental phenomena.

One of the most commonly used sorts is made of Nafion, a polymer developed by DuPont from a variation of Teflon.

The new gum is known as Clean Gum. It is the result of polymer research. It could be launched commercially in 2008.

The scaffolds are made out of a transparent polymer that nutrients can easily pass through.

Molecular Imprinting technique (MIT) involves the preparation of a polymer with selective recognition sites for specific molecule.

There are two main types of electroactive polymer (EAP), which are usually referred to as ionic and dielectric (see diagram).

A most amazing natural polymer is human skin, which has no equal substitute.

The disclosure is directed to a polymer film including a first layer and a second layer.

The invention provides polymer emulsifier special for agricultural chemical, and a preparation method and the application thereof.

The company has engaged in research and synthetic polymer modified plastics professionals.

On a time-scale of typically 100 fs, the on-chain mobility is ultra-high and controlled by the electronic band width of the polymer chain.

In this paper, the building process and the steady state behavior of the space charge field in photoconductive polymer have been discussed.

The invention relates to a polymer solid electrolyte film and a preparation method thereof, which belong to the field of solid electrolyte.

Crystallinity plays one of the important roles for degradable polymer about its' degradation capability.

Cellulose A long carbon- chain polymer of glucose found in plants . Cellulose molecules bind together to form a strong structure .

These batteries may be more correctly referred to as Lithium Ion Polymer batteries .

The invention relates to visible light crosslinking polymer emulsion containing unsaturated double bond and a method for making the same.

The cyclodextrin compound, grafted to the polymer structure, can scavenge impurities, permeants, or other undesirable volatile contaminants.

The strength of the material of the same material thickness, fiber (polymer) structure and its own humidity.

The coal-based polyaniline(CBP) is one of the conductive polymer fillers with widely application .

and an organic polymer layer is formed on the surface of the tin oxide layer.

The invention discloses a self-support lithium ion battery gel polymer electrolyte and a preparation method and application thereof.

Chemical reactions take place in the mold rapidly and the polymer solidifies.

Shrinkage can be large, due to both the fine particle size of the powders and the substantial proportion of polymer binder used.

To make their spheres Dr Yin and his colleagues stir iron-oxide particles into a liquid polymer resin, which is then dispersed in oil.

The utility model can be applied to compound damping steel plate manufacturing applied polymer resin as damping and adhering layer.

Degradation rate constants were determined by measuring the polymer molecular weight as a function of time by gel-permeation chromatography.

Previous experiments reveal that Wu-Plot can be well applied to the nano-sized polymer particles with different stabilizer.

The diaphragm is made of a low mass polymer, carefully formed to broaden resonant modes to reduce their amplitude.

When sufficient force is applied to a glassy polymer, it begins to deform through movement of the polymer chains.

To set up a sephadex column chromatography method for the determination of polymer impurity in cefotetan disodium.

By means of positron annihilation lifetime spectra (PALS), the free volume of polymer could be tested.

Temperature, however, is not the only thing that can cause this polymer to shift from liquid to solid and back.

The amounts besides, driving the oil agent since the oil extraction produces the polymer consuming are very big.

Such a utility model lighting, using synthetic polymer materials, jade, and Light.

The covalent bonding to the polymer chain provided stability towards solvents and a migration stabilizing effect.

The " indigenously developed non- hormonal polymer based injectable male contraceptive " , works as an assassin- molecule .

All things considered, however, she believes polymer clay has been a godsend.

The photoluminescence spectra of all polymer solutions showed a strong emission in the blue region of the visible spectra.

Therefore it is essential for polymer-coated at the time of product features control the temperature of the heating steel drum.

However, as the global awareness of a growing number of countries have prohibited the use of polymer-coated process.

Processes for the recovery of a sulfopolyester polymer from an aqueous dispersion and a sulfopolyester concentrate are provided.

In recent years , stents have been coated with a polymer that slowly releases a powerful drug to keep scar tissue from forming .

Wang is working on a polymer film that would surround his power-generating fibers and allow them to be implanted into our bodies.

RPC attributes the decline to falling sales volumes and polymer price reductions that have been passed on to customers.

The materials used for manufacturing microneedles mainly include silicon, metal and polymer.

Even if used in industrial latex paint, the said polymer can be slightly added to improve scrub resistance of film thereof.

and the compressible polymer material can be also increased to be injected into the buffer layer.

The function mechanism of the electroactive polymer as the overcharge protection was introduced and its working process was described.

To achieve sufficient dispersion of carbon nanotubes in polymer matrixes, raw carbon nanotubes must be with enough dispersivity initially.

These charged regions are attracted to one another causing the polymer chain to fold over itself again and again.

This invention involves unsaturated cyclic aliphatic carbonate monomer and polymer synthesis and uses, and is biomedical polymer materials.

So look for a suitable large-scale oil fields with high function produced water with injection of the polymer is great significance.

One aspect of the disclosure herein contemplates a composite film comprising lysozyme incorporated within a chitosan polymer matrix.

The invention discloses a self-supported lithium ion battery gel polymer electrolyte and a preparation method thereof.

The topic of this review concentrates on polymer bound Schiff base complexes during the last decade with 38 references.

Research on the polymerization conditions, polymer structure and color changing ranges of the films were carried out in detail.

Comparing this method with soft lithography, it has the advantage of high efficiency, big area, low cost and no residual polymer layer.

The bottle can be manufactured in a variety of material types, including clear and coloured PET and 50% post-consumer recycled PCR polymer.

Minimum of a Bachelor degree in chemistry, Chemical Engineering, Polymer Engineering or related industry is required.

The invention discloses a high-temperature resistant polymer viscosity reducer for drilling fluid and a preparation method thereof.

The acrylic polymer as the main component of this retardation film preferably has a lactone ring structure.

Combined with a Nylon polymer binder, they offer excellent dimensional control and tough environmental endurance.

The invention discloses a polymer composite material with oriented padding and a preparation method thereof.

As the earliest "Temporary Stent" , important drawbacks of polymer stent are insufficient mechanical force and significant inflammation.

Heat of the main construction material sealant mainly isobutene polymer, EPDM rubber and thermoplastic styrene block copolymer.

Disclosed is a retardation film mainly composed of an acrylic polymer having transparency, heat resistance and high retardation property.

Research and application of natural polymer flocculant-chitosan and its ramifications on wastewater treatment are reviewed in recent years.

A cationic natural organic high polymer flocculant was obtained by means of reaction of carboxyl methyl with guar.

The suggestion of the performance index is of value to polymer flooding for high-temperature and high-salinity reservoirs.

A polymer in which the repeating unit contains two carbon atoms linked by an oxygen atom.

The production of polymer in each case involves the rapid addition of monomer to a few active centres.

The company's product line from all the pure polymer resin from the overall extrusion.

The invention discloses a hyper-branched silicon-contained arene polymer and a preparation method thereof.

It is the precondition of rapid casting process to select polymer material that meet the case of both laser sintering and casting process.

The organic semiconductor matrix includes one of a polymer co-polymer or a stabilized pentacene.

The analysis result showed that ANN can be used to determine the blend ration of polymer material.

Eukaryotic DNA is organized as a nucleoprotein polymer termed chromatin with nucleosomes serving as its repetitive architectural units.

The size of the polymer-coated after cutting edge smooth, accurate, and does not make a film.

The polymer is made from chains of molecules and is called organic because these contain carbon.

In wet media, the stability of compound foam having added polymer is better than unitary foam system at the same pressure.

Colloid re - stabilized with the increase of dosage when organic polymer flocculants were used to treat seawater.

Addition of small amounts of a water-soluble polymer to the aqueous complexation media enhances the CD complexation of drugs.

Corn starch can be oxidated and hydrolyzed to polymer which contains multi-carboxyl in the presence of the alkali, oxygen and catalyst.

The infrared camouflage fiber is prepared with a polymer matrix material, low-infrared-emissivity powder and additives.

and mixing the initial aqueous acid solution or, optionally, the spared aqueous acid solution, with a flocculating polymer.

The invention relates to a connecting structure for polymer panels and a polymer panel roof using the structure.

The present invention relates to a polymer hardening adjuvant aqueous solution and its preparation method.

This polymer thus could decrease the surface tension of water greatly.

The polyethyleneimine is a water-soluble polymer which can be well dissolved in the slurry using water as the mixing medium.

These characteristics are dictated by the long polymer chain molecular structure of the materials.

Mixing the polymer with commercially available carbon nanotubes in a solvent separates semiconducting tubes from conducting tubes.

The general applications of polymer-supported oxazo-type compounds to asymmetric reactions were reviewed.

PVC (poly vinyl chloride): Synthetic resin, an organic polymer made by treating vinyl chloride monomers with a peroxide.

The invention also provides a preparation method of the curing agent, a curing method of the polymer and a polymer.

Polybutylene terephthalate (PBT) is a semicrystalline thermoplastic polymer formed by a condensation process.

The basic performance properties of a synthetic polymer based hydrofracturing fluid(HFF) are presented.

The compatibility between polymer blends is of vital importance in influencing the structure and performance of polymer blends.

A charge transport layer of an organic light emitting diode contains the conducting polymer and the reactant of the unsaturated compound.

The polymer resin can be used in the coating agents or adhesives for the surfaces being not treated in polyolefine plastic products.

In addition, expensive polymer materials will also be used for film production procedure.

The mechanical properties of polymer material depend on the character of the molecule chain and the state of aggregation.

This conclusion can ex- plain the experimental result of polymer which has the degenerate ground state in the doping case.

It has been found that there were two agglomerating peaks as increasing the amount of agglomerating polymer latex(B).

When an electric current is applied to the polymer layer, the human eye then interprets the crystals in the polymer as different colors.

AT high temperATures, the density of a polymer is considerably lower than AT room temperATure, provided the pressure is the same.

The influence of amount initiator, reaction temperature, polymer degree of protecting colloid have been discussed.

The invention relates to an interpenetrating polymer network prepared by in-situ ester interchange method and an application thereof.