Gelest Technical Library

Acetylenic and Alkynyl Silanes

Acetylenic and alkynyl silanes can be used in organic synthesis for cross-coupling, synthons, and as protected acetylenics or can be used in material science applications for polymerizations, click chemistry reactions, or cyclization.

Alkylsilicates for Cross-Coupling

Enhance your efforts in pharmaceutical drug discovery with Gelest’s range of commercially available alkylsilicates. These molecules are key building blocks for the cross-coupling reactions of sp3-sp2 carbon centers and are easy to handle and can be stored for long periods…

BIOSAFE^®

BIOSAFE® Organosilane Antimicrobials: BIOSAFE® is a silicon-based antimicrobial that imparts bacteriostatic, fungistatic, and algistatic properties to coatings and resins for manufactured goods, providing long-lasting surface protection. It is available as a powder, solvent, or aqueous solution.

Borazine: The Simple Solution for Boron Nitride

Borazine is the preferred precursor for hexagonal boron nitride (h-BN) films with no carbon byproducts upon formation of boron nitride. Borazine forms h-BN films with: wide band gaps (5.955 eV); high thermal and chemical stability; and high electrical resistivity, thermal…

Bulk Metal-Organics and Silanes: Pharmaceutical & Organic Synthesis

Metal-organics and silanes that can be used as cross-coupling reagents, silane reducing agents, silane blocking agents, aluminum alkyls, and metal esters. This guide provides physical properties and information on synthetic applications of silanes that facilitate selection of readily available commercial…

CVD Materials (Co, Zr, Ru, Hf, Ta)

Materials for CVD (chemical vapor deposition).

Cosmetic Fluids

Hybrid fluids combine the properties of organic materials with siloxanes in order to create structures that achieve unique skin feel, improve wear properties and solubility, lower surface tension, enhance dispersion of pigments and fillers, offer compatibility with natural cosmetic ingredients,…

Cosmetic Pigments

Tailoring surface chemistry of pigments and powders provides robust, permanently modified behavior, expanding formulation latitude in personal care. Gelest has the unique ability to synthesize specialty silanes and silicones and employ these materials as reactive surface treatments to tailor properties…

Formulary: Personal Care and Color Cosmetics

Gelest formulary contains formulations for personal care and color cosmetics including skin care, hair care, bath and body, eyeshadows, foundations, lipsticks, and mascaras and eyeliners.

Functional Silane Blends: SIVATE

SIVATE blends are blends of silanes that are specifically chosen for enhanced reactivity, bonding, or surface properties.

High Elongation Silicones

ExSil® 100 (molding grade) is a two-component ultra-high elongation silicone elastomer with tear resistant properties. ExSil® 50 is a two-component high elongation silicone elastomer with mechanical properties developed for medical applications. Gelest® PP2-TC02 is a two-part ultra high elongation thermally…

Hydrophobicity, Hydrophilicity, and Silane Surface Modification

Silanes can specifically be used for hydrophobic/hydrophilic surface modification. This information focuses on raw materials that can be used for: water repellents; anti-stiction coatings; mineral surface treatments; fillers for composites; pigment dispersants; dielectric coatings; release coatings; optical (LED) coatings; bonded…

Industrial Silanes for Adhesives, Sealants, Coatings, and Composites

Silanes can be used in industrial applications for mineral surface treatment, architectural coatings, water-repellants, and release coatings. They can also help increase mechanical properties, provide additional crosslinking, improve dispersions, and enhance adhesion between surfaces.

Methyl Silanes

Methyl silanes have been used in semiconductor manufacturing as precursors for the chemical vapor deposition (CVD) of various layers, most often low dielectric constant (low-k) films. They also offer excellent barrier properties.

Microfluidics

Offering reprographic grade silicones, optical grade silicones, and silicone elastomer fabrication toolkits.

Microparticle Surface Modification

Gelest provides chemistries and deposition technologies for microparticle modifications that dramatically enhance color, polarity, adhesion, dispersion, rheological behavior, photo/chemical/thermal stability, moisture/corrosion resistance, and mechanical/electrical properties.

Multifunctional Polymer Mixtures

Polymer mixtures are used in personal care formulations for a variety of reasons. These versatile ingredients are a combination of different components that can be used in hot or cold processing.

Optical Materials

Contains preformulated materials that are used as optical encapsulants, optical hard coatings, refractive index matching fluids, and UV active and fluorescent molecular coatings.

Organosilicon & Metal-Organic Materials for Renewable Energy

Meeting the demands of renewable energy: generation, capture, and storage. Organosilicon and metal-organic materials from Gelest are helping to meet the challenges for: electroactive and dielectric materials (membranes, electrodes and electrolytes); water immiscible fluids (for electrolyte, heat transfer, and lubricant…

Organosilicon & Metal-Organic Precursors for Microelectronics & Optoelectronics

Meeting the design challenges posed by systems and components for metallization, dielectrics, lithography, encapsulation and die attach adhesives, OLEDs, LEDs, PLEDs, phosphorescents, and electrochromics.

Performance (Pre-formulated) Products

Gelest has developed custom optical, reprographic, and gel formulations to address the increasing use of sensors, modules, and products in automotive, biological, and electronic applications.

Preserving and Cleansing Technology

SiQubeTM: SiQubeTM Q1850 is a polymeric silicone that provides preserving and cleansing benefits for use in personal care applications and formulations. Vertasil® Limonenyltrisiloxane: Vertasil® TM-L01 is a naturally-derived, multifunctional hybrid fluid that offers improved solubility and sensory experience when compared…

Reactive Polyethers

PEGylation reagents for polymerizable vesicles, anti-biofouling, and polymer synthesis. The PEGylation of biomolecules can improve water solubility, increase biostability, and reduce renal filtration.

Reactive Silicones

Materials for adhesives, binders, ceramic coatings, dielectric coatings, encapsulants, gels, membranes, optical coatings, photolithography, polymer synthesis, and sealants. Offering silicones with a wide range of functionalities along with catalysts, crosslinkers, and additives. Basic formulation guidelines are included in relevant sections.

Silane Coupling Agents

Silanes can be used to prime metals, bind biomaterial, immobilize catalysts, provide crosslinking, and improve polymer and particle dispersions. They can also enhance adhesive bonding, increase electrical properties, maximize composite strength, and increase mechanical properties. Information on what a silane…

Silanes and Silicones for Epoxy Resins

The outstanding properties of epoxy resins—toughness, rigidity, elevated temperature performance, chemical resistance, and adhesive properties—have enabled their acceptance in a wide range of critical electronic, optical, and aerospace applications. Silicon-based materials play key roles in extending the range of physical…

Silanes and Silicones for Epoxy Resins

The outstanding properties of epoxy resins—toughness, rigidity, elevated temperature performance, chemical resistance, and adhesive properties—have enabled their acceptance in a wide range of critical electronic, optical, and aerospace applications. Silicon-based materials play key roles in extending the range of physical…

Silicon Nitride Precursors

Gelest is the industry leader in synthesis and manufacturing of precursors for CVD and ALD silicon nitride. Offering custom designed silicon precursors to provide critical advantages in CVD and ALD.

Silicon-Based Blocking Agents

Silicon-based reagents for functional group protection, synthetic transformation, and derivatization for gas chromatographic analyses. These materials can be the protection of alcohols, phenols, diols, amines, carboxylic acids, and thiols.

Silicon-Based Cross-Coupling Agents

Silicon-based cross-coupling reagents are used for carbon-carbon bond formation and the introduction or aryl, vinyl, and ethynyl groups.

Silicon-Based Reducing Agents

Reductive transformations for organic synthesis: silicon-based materials for the reduction of aldehydes, ketones, acetals, ketals, esters, lactones, thioesters, enamines, imines, acids, amides, halides, olefins, and metal halides.

Silicone Fluids: Stable, Inert Media

Materials of engineering and design properties for heat transfer, mechanical, lubricating, smart fluid, dielectric, and optical applications.

Specialty Olefins

Olefins are important intermediates in the production of organosilanes, silicones, and other metal-organics. Gelest maintains an inventory of olefins and other specialty unsaturated monomers and Gelest offers these products for sale in excess to its internal requirements. These products are…

Synthetic Reagents: Organosilicon-Based & Metal-Organics

Offering selective and versatile reagents for reductions, functional group protection, synthetic organic transformations, and cross-coupling C-C bond formation.

Thermally Conductive Silicones

PP2-TC01 is a two-part non-flowable thermally conductive silicone adhesive used for bonding electronic assemblies requiring thermal management. PP2-TC02 is a two-part ultra high elongation thermally conductive silicone gap filler. PP2-TC03 is a two-part high elongation thermally conductive silicone gap filler.

Volatile Carbosilanes

Volatile carbosilanes are: the preeminent precursors for silicon carbide films and buffer layers; SiCO:H films for low-k barrier layers and etch-stop; carbon-doped (tensile-strained) silicon; silicon carbonitride utilized in passivation of silicon-based photovoltaics; and ALD promoted patterning and seed layers.

Volatile Higher Silanes (Perhydridooligosilanes)

Volatile higher silanes are low temperature, high deposition rate precursors for amorphous hydrogenated silicon (a-Si:H) films; germanium-doped (compression-strained) silicon; carbon-doped (tensile-strained) silicon; silicon CVD, ALD, ALE; silicon and silicon-binary quantum-dots by photolytic or laser induction; and silicon-based photovoltaics.