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Topic: Silane


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In the News (Mon 16 Nov 09)

  
  Degussa Launch a Novel Class of Silane Solutions: Dynasylan(R) SIVO Multifunctional Silane Systems With the Support of ...
PARIS, October 11 /PRNewswire/ -- Degussa is about to launch a new generation of custom-tailored silanes to fulfill the most complex requirements of the Adhesives & Sealants industry: Dynasylan(R) SIVO Multifunctional Silane Systems.
Dynasylan(R) SIVO Multifunctional Silane Systems are an innovative class of substances with multiple chemical functionalities which are a spin-off from Degussa application know-how and technical expertise in this field.
Dynasylan(R) SIVO Multifunctional Silane Systems will contribute to the next generation of Adhesives and Sealants developed to respond to ever more stringent applicational needs." Over the past year, Degussa and SpecialChem have collaborated together to promote silane technology and solutions to the Adhesives & Sealants community.
www.prnewswire.com /cgi-bin/stories.pl?ACCT=104&STORY=/www/story/10-11-2006/0004449533&EDATE=   (0 words)

  
  Fastglobe Mastics - Silane Impregnation
"Silane Impregnation" is the treatment process adopted by the Highways Agency to protect Reinforced Concrete as predominantly used for Bridges, Retaining Walls and Structures.
The main objective of the application is to avoid the possibility of de-icing salt that has been disolved within water from entering the concrete to cause the steelwork to corrode.
We have been working with Remmers UK who manufacture the envioronmentally friendly Funcosil IC [Impregnation Cream] and have several installations of the product within the UK which we see as a major development within the Industry as Health and Safety issues with the traditional formulation of Silane is a major concern..
www.fastglobe.net /silane.htm   (224 words)

  
 Industrial Silanes UK - Silane Chemical Compounds
We specialise in the supply of silane chemical compounds to industry in quantities ranging from hundreds of kilos through to multiple tonnes.
Over the last fifty years, knowledge and understanding of silane compounds has increased considerably, ensuring these materials now have applications in nearly all aspects of modern industry, from foundry to fibres, plastics and rubber.
If you would like to enquire for any silane chemical compounds that you cannot find in this site, or have custom synthesis route in mind, please fill in our feedback form and we will arrange one of our manufacturing chemists to contact you to discuss your needs.
www.indsi.co.uk   (249 words)

  
 Supramolecular Chemistry And Self-assembly Special Feature: Colloidal assemblies on patterned silane layers -- Jonas et ...
Solution and vapor-phase silanization were achieved according to previously published procedures (20, 29).
To prove the presence of free amino groups at the NVoc silane surface after photodeprotection, the substrates were modified
Optical micrographs (difference interference contrast) of the drying front of a latex suspension droplet on an ammonium silane (squares)/octadecylsilane monolayer pattern before (a) and after (b) removal of the liquid (Inset) Schematic side view of a resting droplet on the substrate.
www.pnas.org /cgi/content/full/99/8/5034   (0 words)

  
 Supramolecular Chemistry And Self-assembly Special Feature: Colloidal assemblies on patterned silane layers -- Jonas et ...
The site-selective assembly of colloidal polymer particles onto laterally patterned silane layers was studied as a model system
silane monolayers on silicon oxide substrates were fabricated
silane surrounded by a hydrophobic octadecylsilane film could
www.pnas.org /cgi/content/abstract/99/8/5034   (0 words)

  
 Dow Corning Silane - Dow Corning
Combining silane technology expertise with market knowledge to help you develop materials with greater reliability and improved performance.
For your market – See how silanes from Dow Corning have been used successfully in a wide range of markets.
For your application – Learn about the benefits and properties Dow Corning® brand silanes bring to your application – adhesion promotion, crosslinking, water scavenging, coupling, dispersing, and hydrophobing.
www.dowcorning.com /content/silanes   (281 words)

  
  Silane Scott Specialty Gases for semiconductor and electronic applications
Silane Scott Specialty Gases for semiconductor and electronic applications
Silane also reacts violently with heavy metal halides and most halogen compounds.
Silane is used as a silicon precursor in the chemical vapor deposition (CVD) of silicon dioxide, silicon nitride, polysilicon, epitaxial silicon and amorphous silicon films.
www.scottsemicon.com /pures/silane.html   (79 words)

  
  SiH4/O2 Thermal CVD of SiO2
Silane is stable in storage even at high pressures and when exposed to shocks, but when mixed with oxygen will burn or explode.
Silane can react with traces of moisture in gas lines to form powder which leads to particles and can clog valves and mass flow controllers; thus, carefully cleaned and purged stainless-steel plumbing is essential.
Silane leaks can be exceedingly hazardous: it is possible for silane gas to collect in the atmosphere and then explode violently when disturbed (such as when a gas cabinet door is opened to search for the leak!).
www.batnet.com /enigmatics/semiconductor_processing/CVD_Fundamentals/films/SiH4_O2_thermal.html   (652 words)

  
  Silane Coupling Agents
In this case, silane coupling agents are generally used to treat glass fibers that have been pre-treated with a water solution and then dipped in a resin vanish.
Given the variety of silane coupling agents that are available bearing different organic functional groups as well as the many different types of organic resins produced, a large number of chemical reactions can be developed between using these compounds as reactants.
Examples of applications for this type of silane modified resins include modified sealants, where polyoxyalkylene resins bearing a terminal aryl group react with a hydrosilane in the presence of platinum catalyst, and moisture curable urethane resins, where thermoplastic urethane resins have been modified by an amino functional alkoxysilane.
www.silicone.jp /e/silane/silanecup/silane_pro4.html   (577 words)

  
 Chemical Information
Silane is irritating to the eyes, skin and mucous membranes.
Silane is extremely pyrophoric (spontaneously combustible) and does not need an ignition source.
Silane cylinders should be returned to the compressed gas distributor when emptied or no longer used.
web.princeton.edu /sites/ehs/labsafetymanual/cheminfo/silane.htm   (211 words)

  
 [No title]
The silane coupling agents are used to improve the interfacial adhesion between the inorganic filler and the matrix resin in the particulate-filled polymer composite.
In this study, the influences of the silane structure, the substrate nature and the treatment condition on the topographical and chemical properties of silane-treated layer were investigated in detail.
Secondly, some different model silane structures were prepared on the glass bead surface as model particle by varying the amount, the kind of organic functional group, the alkoxy groupnumber of silane and the treatment conditions (the medium and heating temperature, etc.).
www.mstconf.com /Silanes3-abs.htm   (5734 words)

  
 Caprolactam silane compound and a method of manufacturing the same - Patent 5116973
Alkoxyl silane compounds having functional organic radicals are widely used to fix functional organic radicals to the surfaces of various foundation materials to thereby impart various characteristics to the foundation.
In accordance therewith, 1-allyl-.epsilon.-caprolactam and a hydrogen silane are reacted in the presence of a catalyst.
The hydrogen silane used in the present method can be an alkoxyl silane such as trimethoxyl silane, methyldiethoxyl silane, ethyldiethoxyl silane, and dimethylbutoxyl silane; and the preferable dosage of the hydrogen silane is 1 to 1.5 times as much as the stoichiometrically equivalent amount of 1-allyl-.epsilon.-caprolactam.
www.freepatentsonline.com /5116973.html   (1904 words)

  
 Water curable compositions of silane containing ole36in polymers - Patent 4806594
The balance of the copolymer is attributed to silane and/or various organic compounds having 2 to 20 carbon atoms such as vinyl esters, alkyl methacrylates, alkyl acrylates, alpha-olefins, and diolefins.
In this polymer, the portion attributed to the silane is present in an amount of about 0.5 percent to about 10 percent by weight based on the weight of the polymer or copolymer and is preferably incorporated into the polymer or copolymer in an amount of about 0.5 to about 4 percent by weight.
The silane grafted polyethylene is tested for reactivity as follows: 104.3 parts of silane grafted polyethylene is mixed with 0.5 part of dibutyl tin dilaurate or dioctyl tin maleate for five minutes at about 160.degree.
www.freepatentsonline.com /4806594.html   (2880 words)

  
 Silane Analyzer
The difficulties in handling and analyzing silane by gas chromatography are known only to those who have had the "pleasure" of working with the material.
CIC's staff has a significant background in handling and analyzing silane.
Usually the valving, columns, pneumatics and detectors are all contained in purged housings in our silane systems.
members.aol.com /cic4urgc/silane.htm   (188 words)

  
 Silane
Silanes consist of a chain of silicon atoms covalently bound to hydrogen atoms.
Silanes tend to be less stable than their carbon analogs because the Si-Si bond has a strength slightly lower than the C-C bond.
Each silane's name is the word silane preceded by a numerical prefix (di, tri, tetra, etc.) for the number of silicon atoms in the molecule.
www.fact-index.com /s/si/silane.html   (383 words)

  
 Silane Coupling Agents (Adhesion Promoters) - Power Chemical Corporation
Silane coupling agents are predominately used as mediators, binding organic materials to inorganic materials.
Silane coupling agents are primarily used in reinforced plastics and electric cables composed of crosslinked polyethylene.
Applying a silane as a primer will produce optimum coupling results between the substrate and the resin to be applied.
www.powerchemical.net /coupling1.htm   (797 words)

  
 silane | English | Dictionary & Translation by Babylon
At room temperature, silane is a gas, and is pyrophoric — it undergoes spontaneous combustion in air, without the need for external ignition.
Above 420°C, silane decomposes into silicon and hydrogen; it can therefore be used in the chemical vapor deposition of silicon.
Silane is widely used to deposit silicon containing films in a variety of CVD reactions.
www.babylon.com /definition/silane   (139 words)

  
 [No title]
It was observed that the concomitant silane chemical sorption and oxide dissolution that follows the application of liquid amino-silane leads to the formation of an organo-metallic complex (chelate), as was explored in previous work [1].
The majority of organofunctional silanes which have been used since decades as coupling agents, adhesion promoters and crosslinkers in plastics, coatings, sealants and adhesives possess one common structural element: silicon moiety and functional organic group are separated by a propylene spacer.
The aforementioned silane mixture was modified with an additive for cross-linking and toughening, and a corrosion inhibitor for self-healing.
www.mstconf.com /Silanes5-abs.htm   (9094 words)

  
 Silane Microscale Gas Chemistry Experiments
Silane is generated by the reaction of magnesium silicide, Mg2Si(s)4, with 1 M HCl(aq) by the In-Syringe Method.
After the two syringes are connected as per Figure 2, transfer the silane to the water-filled syringe by pushing inward on the lower plunger at the same time as pulling outward on the top plunger at the same rate.
Silane does not dissolve in water and the bubbles rise to the surface where they burst into flames upon contact with the air.
mattson.creighton.edu /SiH4/index.html   (1931 words)

  
 Silane Coupling Agents
Silane coupling agents belong to a class of organosilane compounds having at least two reactive groups of different types bonded to the silicon atom in a molecule.
When a silane coupling agent is used in a thermosetting resin-based fiber-reinforced material, remarkable improvements are obtained in the mechanical and electrical properties of the material and the effect is more remarkable when the material is used in a wet or humid condition.
The use of a silane coupling agent as a primer is a widely practiced technique for the improvement of the adhesive bonding between a sealing material such as a polyurethane-or polysulfide-based sealant and the surface of an inorganic substrate such as metal or glass, since otherwise the adhesive bonding strength between them is rather poor.
www.micchem.com /products/SilaneCouplingAgents.htm   (1421 words)

  
 Silane - SiH4is a colorless gas with a repulsive odor at room temperature and atmospheric pressure. It is stable ...
Silane - SiH4is a colorless gas with a repulsive odor at room temperature and atmospheric pressure.
Silane in the pure state is spontaneously combustable in air.
Silane offers a source for high purity silicon in epitaxial and thin film deposits, and for the formation of high purity silicon oxides.
www.c-f-c.com /gaslink/pure/silane.htm   (317 words)

  
 Silane - NewMars
At room temperature, silane is presumed to be a pyrophoric gas — it spontaneously undergoes combustion in air without the need for external ignition.
However, there is a school of thought which says that silane is stable and that it is the natural formation of larger silanes during production which causes its pyrophoricity.
For instance, silanes are used as coupling agents to adhere glass fibers to a polymer matrix, stabilizing the composite material.
www.newmars.com /wiki/index.php/Silane   (252 words)

  
 A Review of Silane Explosion Studies and Safety Recommendations
Accidental releases of silane present potentially serious consequences, since silane can ignite spontaneously, and under certain conditions explode, when released into the air.
Silane related risks are illustrated by the number of incidents recorded in the semiconductor industry.
Previous studies showed that storing silane in an open space reduces the risk of an explosion and that if silane is stored indoors in ventilated cabinets, the ventilation is effective in preventing the explosion of certain small releases through 1 mm orifices.
www.pv.bnl.gov /abs_149.htm   (812 words)

  
 Termal decomposition of Silane
Temperature [3,6], different amounts of silane in the gas-mix [3,5] and particle size in fluidized bed reactors have been used as variation parameters in order to optimize the decomposition of silane to produce SOG-Si.
Temperature [3,6], gas-mixing with different amounts of silane [3,5,7] and particle size in fluidized bed reactors [8] have all been studied as variation parameters in order to optimize the decomposition of silane.
The possibility of producing silane gas from solid silicon and hydrogen gas at high pressure will be studied as a non-chlorine route to make silane (figure 2).
energiparken.hia.no /silisiumdoktor.htm   (654 words)

  
 Degussa Silanes - Multifunctional Silane Systems™   (Site not responding. Last check: )
SIVO multifunctional silane systems are an innovative class of substances with multiple chemical functionalities.
SIVO multifunctional silane systems™ to the adhesives and sealants industry and explain and facilitate their use and benefits.
Our chlorine silanes are the basic raw material for the optical fiber industry.
www.dynasylan.com /dynasylan/en/innovations/multifunctional   (771 words)

  
 Silane
Automatic alerting of personnel and automatic shutdown of flow are appropriate in most applications and are required in some jurisdictions.
Consider evacuation of additional areas, as a precaution against the spread of the release or subsequent explosion or fire.
Most, but not all, releases of silane into air will autoignite, producing silicon oxide, a white powder that may be suspended in the air if produced in this manner.
www.camd.lsu.edu /msds/s/silane.htm   (1132 words)

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