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Topic: Stabilizer (chemistry)


  
  Stabilizer - Wikipedia, the free encyclopedia
Stabilizer (chemistry), a substance added to prevent unwanted change in state of another substance
Stabilizer in mathematics is a concept concerning group action
Stabilizer is a kind of voltage regulator in electronics
en.wikipedia.org /wiki/Stabilizer   (148 words)

  
 [No title]   (Site not responding. Last check: 2007-10-10)
The method of claim 4 wherein the stabilizer is selected from the group consisting of diethylene glycol, 2- (2-methoxyethoxy) ethanol, diethylene glycol monobutyl ether, triethylene glycol, triethylene glycol monomethyl ether, tetraethylene glycol, polyethylene glycol 400, propylene glycol, dipropylene glycol, dipropylene glycol monomethyl ether, triproylene glycol monomethyl ether, polyethylene glycol 1000, glucose; glycerol and ethylene glycol.
The method of claim 30 wherein the stabilizer is selected from the group consisting of diethylene glycol, 2- (2-methoxyethoxy) ethanol, diethylene glycol monobutyl ether, triethylene glycol, triethylene glycol monomethyl ether, tetraethylene glycol, polyethylene glycol 400, propylene glycol, dipropylene glycol, dipropylene glycol monomethyl ether, triproylene glycol monomethyl ether, polyethylene glycol 1000, glucose; glycerol and ethylene glycol.
The method of claim 63 wherein the stabilizer is selected from the group consisting of diethylene glycol, 2- (2-methoxyethoxy) ethanol, diethylene glycol monobutyl ether, triethylene glycol, triethylene glycol monomethyl ether, tetraethylene glycol, polyethylene glycol 400, propylene glycol, dipropylene glycol, dipropylene glycol monomethyl ether, triproylene glycol monomethyl ether, polyethylene glycol 1000, glucose; glycerol and ethylene glycol.
www.wipo.int /cgi-pct/guest/getbykey5?KEY=00/03242.000120&ELEMENT_SET=DECL   (7990 words)

  
 Mesoionic 1,2,4-triazolium silver halide stabilizer precursors - Patent 4404390
The stabilizer precursor according to the invention is in a location in the photographic material according to the invention which enables the stabilizer precursor upon processing to form a stabilizer moiety and react with the silver halide in the unexposed areas upon processing to form a stable silver (I) salt.
It is important that the stabilizer precursor be in a location which enables the desired interaction between the moiety produced upon heating the stabilizer precursor and the silver halide in the photographic material according to the invention after desired development of the exposed silver halide.
The stabilizer precursors according to the invention are useful in photographic silver halide processing compositions that enable use of the silver halide stabilizing properties of the stabilizer precursors according to the invention.
www.freepatentsonline.com /4404390.html   (4137 words)

  
 United States Patent Application: 0040092398
The image-forming chemistry i) and ii) components are in reactive association and uniformly dispersed or dissolved within a binder in one or more layers of the element.
In all embodiments, the image-forming chemistry (components i and ii) needed for providing an image is uniformly dispersed or dissolved within one or more layers of the element as opposed to being disposed in a predetermined pattern.
While a number of such chemistries are described below in relation to certain embodiments of the thermally imageable elements, it would be understood that a skilled worker in the art would readily perceive of other useful image-forming chemistries that would be within the scope of the present invention.
appft1.uspto.gov /netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PG01&p=1&u=/netahtml/PTO/srchnum.html&r=1&f=G&l=50&s1="20040092398".PGNR.&OS=DN/20040092398&RS=DN/20040092398   (9975 words)

  
 Pool Water Chemistry
Following is a discussion of various factors which affect water chemistry, how they affect swimming pools and how to use pool chemicals to restore a properly balanced water chemistry.
Stabilized chlorine products such as trichloroisocyanuric acid will add stabilizer to the pool and may cause a gradual rise in cyanuric acid concentration.
Stabilized forms of chlorine should not be used for superchlorination because cyanuric acid level may be increased.
www.deh.enr.state.nc.us /ehs/chem.htm   (3096 words)

  
 Chlorine Pool Page, chlorine in pools
There are certain industrial uses of chlorine chemistry which are detrimental to the environment, but in a swimming pool environment, the potential hazards are much lower, even non-existent.
Cyanuric acid is a chlorine stabilizer, providing a chemical cloak around the chlorine molecule which protects it from the sun's UV radiation, the largest killer of your chlorine.
The stabilizer (also called conditioner) is fed directly into the skimmer at a rate of 4 lbs per 10,000 gallons.
www.poolcenter.com /chlor.htm   (2442 words)

  
 Food Product Design: Ice Cream: Combination Chemistry   (Site not responding. Last check: 2007-10-10)
During storage, stabilizers play a role in resisting structural changes during "heat shock," the inevitable temperature-cycling during storage and distribution that creates ice-crystal growth and other types of deterioration, due to structural changes.
A stabilized ice cream is one that resists or retards structural changes in a dynamic environment.
Stabilizers and emulsifiers usually are added after the other ingredients to the blending tank during batching and mixing.
www.foodproductdesign.com /archive/1997/0897AP.html   (3467 words)

  
 PF Online Feature Article - Controlling Electroless Nickel Baths   (Site not responding. Last check: 2007-10-10)
The chemistry, operating parameters, surface preparation and equipment considerations are the primary variables that influence deposition rate, coverage, adhesion, smoothness, uniformity and brightness.
Stabilizers and brighteners are a good example of these, since they are usually found in the mg/liter range.
Because the stabilizers are diffusion controlled, the more solution that passes over a surface, the more stabilizer can be adsorbed at that location.
www.p2pays.org /ref/06/05251.htm   (3968 words)

  
 PF Online Feature Article - EN Process Performance
A pure, stabilizer- (poison) free EN solution is desired to produce a deposit with ideal properties such as low stress and porosity as well as high passivity and zero pitting.
Solution chemistry (stabilizer type/level and complexing agent), operating parameters (temperature, pH) and equipment (tank condition, agitation amount, filtration) are several of the key players.
Critical stabilizers were not added to these stock solutions so that their levels could be adjusted during specific experiments.
www.pfonline.com /articles/100101.html   (4865 words)

  
 FAQ, questions, Pool Chemistry, pool water, water chemistry, chlorine
Stabilizer protects chlorine from the sun, allowing the chlorine to stay in the water longer, therefore able to fight against algae and bacteria.
Stabilizer reduces sanitizer consumption up to 50% and should be added to the pool if needed.
If stabilizer was added in the past, you generally just add it based on the the results of your test, During winter months stabilizer levels should be maintained between 30-50 PPM, during the summer months it should be maintained between 60-80 PPM.
www.acquanita.com /faq.htm   (1889 words)

  
 IPI Propellant Stabilizers
A stabilizer has a greater affinity for the nitrogen oxides than NC, and therefore, absorbs the nitrogen oxide before they can attack the NC molecule.
It is used as a stabilizer, gelatinizer, and waterproofing agent.
It is used as a stabilizer in double-base and triple-base propellants.
www.islandgroup.com /PropellantStabilizers.html   (249 words)

  
 BioLab Info   (Site not responding. Last check: 2007-10-10)
Organic chlorine compounds are characterized by the presence of cyanuric acid (the carbon containing '"stabilizer") to protect the HOCI from the UV rays of the sun.
Stabilizer is an organic compound that protects chlorine from the sun.
When an HOCI molecule is attached to a stabilizer molecule, it is safe from the UV rays of the sun.
www.poolemporium.com /bio/5chem_san.htm   (1510 words)

  
 Goff
This interest includes control of ice recrystallization through polysaccharides and ice structuring proteins, polysaccharide functionality in dairy systems (a lot of interest in carrageenan and its interaction in milk), polysaccharides as food ingredients to deliver health benefits (as soluble fibre), and a long-time interest in stability and structure food emulsions and foamed emulsions.
Stephan was studying the relationships between ice cream mix and ice cream physico-chemical properties as affected by stabilizers and emulsifiers.
Influence of stabilizers and freezing rate on the stress relaxation behaviour of freeze-concentrated sucrose solutions at different temperatures.
www.foodsci.uoguelph.ca /dairyedu/goff.html   (3673 words)

  
 PoolManDan - Inground Swimming Pool Kits, Liners, Spa Covers - WaterWizard
Stabilizer acts as a sunscreen for the chlorine.
You will need to add stabilizer to a fresh filled pool to bring the level up to between 30 and 50 ppm.
If you have a salt chlorine generator, you will need to add stabilizer to the water to protect the unstabilized chlorine manufactured by the system.
www.poolmandan.com /625920.html   (1569 words)

  
 COLL 259 - Preparation and characterization of In2S3 colloids prepared with thio-heterocross-linkers   (Site not responding. Last check: 2007-10-10)
Currently In2S3 nanaostructures are prepared in the presence of a thiol stabilizer according to literature methods.
These are interesting because past research has shown that the stabilizer used in their synthesis yields particle sizes at approximately 5 nm.
We are interested in other possible stabilizers that would be easily incorporated into bioconjugate synthetic schemes.
membership.acs.org /c/coll/neworleans/P612639.HTM   (198 words)

  
 chlorine sanitizers: water chemistry for spas and pools   (Site not responding. Last check: 2007-10-10)
Stabilizer serves no real purpose in a spa that is covered most of the time.
The granular chlorine is a stabilized product and is the most common type used in spas: not because it is stabilized, but because it is completely soluble and essentially pH neutral.
Why is stabilized chlorine seem to be the standard sanitizer for spas (when the customer wants to use chlorine).
www.askalanaquestion.com /chlorine.htm   (2937 words)

  
 Pool Chemistry
facets of water chemistry, such as calcium hardness, stay at consistent levels once properly adjusted; therefore, our recommendation is to have a water test done at the beginning of the season.
Stabilizer – Also known as cyanuric acid, stabilizer acts like sunscreen for chlorine.
CYA remains in pool water unless a significant amount of water is lost, or a drain and refill occurs.
ashtonpools.com /pools/care/chem.htm   (1272 words)

  
 University of Tennessee Chemistry Department
Ph.D. students may also specialize in theoretical chemistry or may, in cooperation with the Department of Physics, pursue a degree in chemical physics.
Undergraduate chemistry majors at the University of Tennessee may earn either a B.S. degree with a major in chemistry or a B.S. in Chemistry degree that is certified by the Committee on Professional Training of the American Chemical Society (ACS).
Prospective undergraduate chemistry majors may want to learn more about the University's requirements for an undergraduate degree in chemistry.
www.chem.utk.edu   (306 words)

  
 Zirconia, Zirconium Oxide, and Stabilized Zirconia, Applications and Preparations
Stabilized zirconia is used as a grinding media and engineering ceramics due to its increased hardness and high thermal shock resistivity.
Stabilized zirconia is also used in applications such as oxygen sensors and solid oxide fuel cells due to its high oxygen ion conductivity.
Stabilized zirconia can be formed during a process called in-situ stabilizing.
www.stanfordmaterials.com /zro2.html   (1357 words)

  
 Expert in: Halogen Chemistry and Biocides
He has considerable experience in the use and environmental impact of halogens and halogen compounds in disinfection, and was responsible for the development of bromine chloride as a more efficient and safe biocide for water treatment applications.
He developed polybromide anion resins for use in water purification, and bromine salts and chlorine stabilizers in new disinfection and water treatment applications.
Some of the compounds he has developed were used for fire retardants, halogen stabilizers, disinfectants, slimicides, bleaches, and chemical intermediates.
www.intota.com /viewbio.asp?bioID=615946&perID=717388   (441 words)

  
 Sears Pool Managment Consulting
Retest the chemistry at least 1 hour after you modify the chemistry by adding chemicals to verify that the chemistry is normal and safe.
You will probably not need to add stabilizer to your pool, if you use trichlor, because it is already mixed in with the chlorine.
If the stabilizer level exceeds 100ppm, drain or backwash some water to waste, and refill with fresh water, lower in stabilizer.
www.searspool.com /chemistry.html   (1297 words)

  
 Poolandspa.com - Info/Tips - Swimming Pool Water Chemistry - Balanced Water
For pool sanitation, bromine compounds are sold in two solid forms - a two-part system that uses a bromide salt dissolved in water and activated by addition of a separate oxidizer; and a one-part stick or tablet that contains both bromine and an oxidizer and is dispensed by an erosion-type feeder.
The chemistry of bromine is similar in many respects to the chemistry of chlorine; however, bromine cannot be used for shock treating.
Pools should be stabilized whenever large amounts of fresh water are added.
www.poolandspa.com /page783.htm   (5126 words)

  
 Above ground pools, pool liners, solar covers, solar pool heaters, and pool filters from pcpools.com
The level of total alkalinity should be maintained between 100 and 150 ppm in plaster pools and between 125 and 175 ppm in painted, vinyl and fiberglass pools.
The stabilizer forms a protective bond around the chlorine to resist the sun's harmful effects.
The level of stabilizer should be maintained at approximatly 35 ppm.
www.pcpools.com /poolq1.aspx   (681 words)

  
 Bionutritional Analysis of Blood Chemistry   (Site not responding. Last check: 2007-10-10)
Our stabilizer bar is constructed of high strength steel tubing for durability and support.
The stabilizer bar mounts directly to the legs of your Mini Trampoline.
The stabilizer bar is easily removed from the Mini Trampoline when not desired and breaks down into three light weight peices.
www.cybur.com /minitramp.html   (307 words)

  
 PRI-D, PRI-G - FAQ'S @ Survival Unlimited .com - Fuel stabilizer and storage   (Site not responding. Last check: 2007-10-10)
Using a fuel treatment chemistry to absorb large amounts of water is not a good idea.
First, it is never wise to use any chemistry that removes hard carbon deposits in older engines.
PRI-G's powerful dispersants are the same chemistries used to dissolve heavy, asphaltene laden sludge in the most challenging heavy fuel oils.
www.survivalunlimited.com /fuelstorage/faq.htm   (1557 words)

  
 Water Chemistry   (Site not responding. Last check: 2007-10-10)
Stabilizer Stabilizer is to chlorine like your home's insulation is to keeping in hot or cold air - it helps retain your chlorine longer just as insulation helps retain heat or air conditioning.
Stabilizer is even added to some chlorine compounds to protect them from the breakdown effects of sunlight.
When your stabilizer level is low, you'll use a lot more chlorine.
www.bottomlesspools.net /water_chemistry.htm   (542 words)

  
 Filmart - Welcome   (Site not responding. Last check: 2007-10-10)
Unlike other Canon Image Stabilizer binoculars which use a variangle prism composed of two glass elements and a flexible bellows, the 8x25 IS model works by "tilting" a single lens element in the left and right lens barrels to counteract shake.
In addition to its image stabilizing feature, the 8x25 IS binoculars feature multi-coated lead-free glass Canon optics including field flatteners for brilliant contrast and excellent edge-to-edge sharpness.
The new binoculars round-out a complete line of Canon Image Stabilizer binoculars which includes the 10x30 IS, 12x36 IS, 15x50 IS AW and 18x50 IS AW models.
www.filmart.com /cgi-bin/filmart/canon.html   (396 words)

  
 Poolandspa.com - Info/Tips - Swimming Pool Chemistry, E-Z Pool Water Chemistry
Best method is to place 3 Inch Slow Dissolving Stabilized Chlorine Tablets in the skimmers once per week (4-6 tablets are normal for 16x32 pool).
Stabilizer levels should be checked and adjusted each season.
Also, pools should be stabilized whenever a large amount of fresh water has been added.
www.poolandspa.com /Page8.htm   (449 words)

  
 Salt Water Pools - What's Different?: Pool School by PoolPlaza Pool Supplies
Your stabilizer level rises to over 100 ppm and your chlorine becomes ineffective and yellow algae and poor sanitization results.
With a salt system, you add stabilizer as needed and are able to keep the level low.
This is because the chlorine in the pool is not inhibited by high stabilizer levels.
www.poolplaza.com /pool-school/salt_differences.shtml   (300 words)

  
 Inset Fuel Stabilizer, Vitalizer, Mileage Wizard, Hiclone, Fuel Saver
The gas mileage the aliens get and the clean air their craft emits cannot possibly be explained by any of the known laws of physics, or chemistry, or biology, or California.
Morris told Hall that the Stabilizer was not patented because the workings were a trade secret and they didn’t want to reveal this information in a patent application.
We don’t know whether the reduction in smoke and the decrease of complaints was due to switching to the stabilizer or to the low sulfur fuel, or to some other factor.
skepdic.com /refuge/insetfuel.html   (3072 words)

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