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Silanes & Organosilanes
3-Glycidoxypropyltrimethoxysilane (GPTMS)
CAS 2530-83-8
An epoxy-functional organosilane adhesion promoter and crosslinking agent for adhesives, sealants, coatings, and fiber-reinforced composites.
Coupling / Adhesion Promotion
Crosslinking / Curing
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Silanes & Organosilanes
3-Methacryloxypropylmethyldimethoxysilane (MPDMS)
CAS 14513-34-9
A methacrylate-functional organosilane coupling agent that copolymerizes with unsaturated resins while bonding to glass and mineral fillers.
Coupling / Adhesion Promotion
Crosslinking / Curing
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Silanes & Organosilanes
3-Methacryloxypropyltrimethoxysilane
CAS 2530-85-0
A methacrylate-functional silane coupling agent that promotes adhesion between resins and glass, metal, or inorganic surfaces in composites.
Coupling / Adhesion Promotion
Crosslinking / Curing
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Specialty Additives
4-Benzoyl-4′-methyldiphenyl sulfide (BMS)
CAS 83846-85-9
A pale solid benzophenone photoinitiator with thioether substitution for red-shifted UV absorption.
Crosslinking / Curing
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Specialty Additives
4-Benzoylbiphenyl (PBZ)
CAS 2128-93-0
A crystalline benzophenone-type photoinitiator with extended conjugation for red-shifted UV absorption, used in surface-cure coatings with amine synergists.
Crosslinking / Curing
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Specialty Additives
4-Chlorobenzophenone (CBZ)
CAS 134-85-0
A chloro-substituted benzophenone photoinitiator that accelerates UV surface cure of clear coatings and inks when paired with amine co-initiators.
Crosslinking / Curing
Synthesis Intermediate
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Specialty Additives
4-Methylbenzophenone (MBZ)
CAS 134-84-9
A low-volatility Type II benzophenone photoinitiator used with amine synergists for UV surface cure of coatings and inks.
Crosslinking / Curing
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Amines & Amides
4-Methylmorpholine (NMM)
CAS 109-02-4
A liquid cyclic tertiary amine used as a co-catalyst in polyurethane production, base in organic synthesis.
Crosslinking / Curing
pH Adjustment
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Amines & Amides
4,4′-Bis(diethylamino)benzophenone
CAS 90-93-7
An electron-rich aminoketone photosensitizer that amplifies primary photoinitiators and extends visible-light response in UV-cured coatings, inks.
Crosslinking / Curing
Synthesis Intermediate
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Amines & Amides
4,4′-Diaminodicyclohexylmethane (PACM, H12MDA)
CAS 1761-71-3
A cycloaliphatic primary diamine used as a curing agent for epoxy resins, polyurethane precursor, and chemical intermediate in coatings and adhesives.
Crosslinking / Curing
pH Adjustment
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Amines & Amides
4,4′-Methylenebis(N-sec-butylcyclohexylamine)
CAS 154279-60-4
A liquid secondary cycloaliphatic amine hardener providing long pot life and low color for thick-section castings, self-leveling epoxy floors.
Crosslinking / Curing
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Solvents - Oxygenated
Acetone (Propanone, Methyl ketone, 2-propanone)
CAS 67-64-1
A fast-evaporating ketone solvent for oils, resins, plastics and coatings; also used as a chemical intermediate and degreasing agent.
Solvency
Cleaning / Degreasing
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Esters
Acetyl Tributyl Citrate
CAS 77-90-7
A plasticizer used in flexible PVC, coatings, and adhesive formulations to improve flexibility and processing characteristics.
Plasticizing
Solvency
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Polymers & Resins
Acrylates/Beheneth-25 Methacrylate Copolymer
CAS 156798-18-4
A hydrophobically-modified acrylic copolymer that thickens and stabilizes aqueous coatings, personal-care, and household formulations upon neutralization.
Viscosity Modification
Thickening / Rheology
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Polymers & Resins
Acrylates/C10-30 Alkyl Acrylate Crosspolymer
CAS 176429-87-1
A crosslinked acrylic copolymer that thickens and emulsifies water-based formulations and oil-in-water systems for personal care and industrial applications.
Surfactancy
Film Formation
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Surfactants - Nonionic
Acrylates/Steareth-20 Methacrylate Copolymer
CAS 676168-27-7
A hydrophobically-modified acrylic copolymer that thickens and stabilizes aqueous personal-care and household formulations as a rheology modifier.
Thickening / Rheology
Film Formation
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Acids & Salts
Acrylic Acid (AA)
CAS 79-10-7
An unsaturated carboxylic acid monomer converted to acrylate esters and polyacrylic compounds for superabsorbents, coatings, adhesives, and paints.
Crosslinking / Curing
Synthesis Intermediate
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Mineral Fillers & Pigments
Activated Charcoal (Activated Carbon, GAC)
CAS 7440-44-0
A porous carbon adsorbent used for purification, decolorization, and odor removal in water treatment, air filtration, and industrial gas processing.
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Acids & Salts
Adipic Acid
CAS 124-04-9
A six-carbon dicarboxylic acid used primarily as a monomer for nylon 6,6 resins and fibers, polyester polyols, and polyurethane foams.
pH Adjustment
Synthesis Intermediate
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Phosphate Esters & Derivatives
Alkyl Phosphate Ester (2-Ethylhexyl Phosphate)
CAS 12645-31-7
An anionic phosphate-ester surfactant used as a detergent, emulsifier, and corrosion inhibitor in industrial cleaners and metalworking fluids.
Cleaning / Degreasing
Wetting
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Mineral Fillers & Pigments
Aluminum Chloride Hexahydrate (AlCl3·6H2O)
CAS 7784-13-6
A hydrated aluminum salt used as a processing aid and aluminum source in textile dyeing, wood preservation, and chemical synthesis applications.
pH Adjustment
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Mineral Fillers & Pigments
Aluminum Chloride, Anhydrous (AlCl3)
CAS 7446-70-0
A powerful Lewis acid catalyst used in Friedel-Crafts reactions, petroleum cracking, and synthesis of aluminum compounds, rubbers, and lubricants.
pH Adjustment
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Phosphate Esters & Derivatives
Aluminum Diethylphosphinate
CAS 225789-38-8
A halogen-free metal phosphinate flame retardant for glass-filled engineering plastics including polyamide and PBT, acting in the condensed phase.
Flame Retardancy
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Mineral Fillers & Pigments
Aluminum Hydroxide (ATH, Alumina Trihydrate)
CAS 21645-51-2
A white mineral powder and halogen-free flame retardant that decomposes endothermically to cool combustion, suppress smoke.
Color / Pigmentation
Flame Retardancy
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Silicone Fluids & Oils
Amino-Functional Silicone (Aminosilicone)
CAS 71750-80-6
An amino-modified polydimethylsiloxane that provides soft hand and durability to textiles through fiber substantivity in finishing applications.
Conditioning
Film Formation
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Amines & Amides
Aminoethylethanolamine (AEEA)
CAS 111-41-1
An aminoalcohol liquid used as an epoxy hardener component and intermediate for surfactants, chelants, and fuel additives.
Crosslinking / Curing
pH Adjustment
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Solvents - Oxygenated
Aminomethyl Propanol (AMP, 2-Amino-2-Methyl-1-Propanol)
CAS 124-68-5
An aliphatic amine used as a neutralizer, pH regulator, and emulsifying agent in cosmetics, metalworking fluids, coatings, and acidic gas absorption.
pH Adjustment
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Acids & Salts
Ammonium Hydroxide (Aqueous Ammonia)
CAS 1336-21-6
An aqueous ammonia solution used in textile and rayon production, pulp and paper processing, detergents, water treatment, and metal refining.
pH Adjustment
Cleaning / Degreasing
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Acids & Salts
Ammonium Polyphosphate (APP)
CAS 68333-79-9
A white inorganic polymer powder that serves as the acid source in halogen-free intumescent flame-retardant systems for plastics and coatings.
pH Adjustment
Flame Retardancy
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Mineral Fillers & Pigments
Amorphous Silica (Synthetic Amorphous Silica, Silicon Dioxide)
CAS 7631-86-9
A fine white powder used as an anti-caking agent, thickener, and reinforcing filler in powders, coatings, rubber compounds, and defoaming applications.
Thickening / Rheology
Defoaming / Foam Control
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Polymers & Resins
Anionic Polyacrylamide (APAM)
CAS 9003-05-8
A negatively-charged, high-molecular-weight flocculant powder used for clarification and mineral processing of inorganic suspended solids.
Flocculation & Coagulation
Thickening / Rheology
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Mineral Fillers & Pigments
Antimony Trioxide (Antimony(III) Oxide, ATO)
CAS 1309-64-4
A white powder flame-retardant synergist that enhances halogenated systems in polymers, textiles, and coatings while enabling reduced halogen loadings.
Flame Retardancy
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Specialty Additives
Avobenzone (Butyl Methoxydibenzoylmethane, BMDBM)
CAS 70356-09-1
A UV-A absorber used in sunscreen, sun-care products, and cosmetic formulations to provide broad-spectrum ultraviolet protection.
UV Protection
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Acids & Salts
Azelaic Acid
CAS 123-99-9
A dicarboxylic acid used in cosmetics, pharmaceuticals, and polymer synthesis for its antimicrobial and brightening properties.
Synthesis Intermediate
Conditioning
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Specialty Additives
BAPO Photoinitiator (Phenylbis(2,4,6-trimethylbenzoyl)phosphine Oxide)
CAS 162881-26-7
A bis-acylphosphine oxide photoinitiator generating high radical efficiency for deep through-cure in pigmented UV/LED coatings, inks, and thick castings.
Crosslinking / Curing
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Mineral Fillers & Pigments
Barite (Barium Sulfate, Barytes)
CAS 7727-43-7
A dense, chemically inert white mineral used as a weighting agent in drilling fluids, radiation-shielding concrete aggregate, and filler in paints.
Color / Pigmentation
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Mineral Fillers & Pigments
Bentonite (Montmorillonite Clay)
CAS 1302-78-9
A natural montmorillonite clay that swells and gels in water, used as a binder, viscosifier, and sealant in drilling, foundry.
Thickening / Rheology
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Specialty Additives
Benzil dimethyl ketal (2,2-dimethoxy-2-phenylacetophenone)
CAS 24650-42-8
A white crystalline Type I photoinitiator that cleaves under UV to generate radicals for fast, deep cure of clear coatings, adhesives, and UV systems.
Crosslinking / Curing
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Specialty Additives
Benzisothiazolinone (BIT)
CAS 2634-33-5
A heterocyclic isothiazolinone preservative that prevents bacterial and fungal growth in paints, coatings, metalworking fluids, and water-based products.
Biocidal Action
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Specialty Additives
Benzoin
CAS 119-53-9
A resinous compound used as a fixative in fragrances, a curing agent in epoxy resins, and a photoinitator in UV-curable coatings.
Crosslinking / Curing
Synthesis Intermediate
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Specialty Additives
Benzophenone (BP)
CAS 119-61-9
A white crystalline ketone photoinitiator that abstracts hydrogen from amines to initiate UV surface cure in coatings, inks, and adhesives.
Crosslinking / Curing
Synthesis Intermediate
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Specialty Additives
Benzotriazole (BTA)
CAS 95-14-7
A nitrogen heterocycle corrosion inhibitor for copper and copper alloys in cooling systems, metalworking fluids, and antifreeze applications.
Corrosion Inhibition
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Specialty Additives
Benzotriazole UV Absorber (Bisoctrizole) (CAS 103597-45-1)
CAS 103597-45-1
A dimeric benzotriazole UV absorber providing strong ultraviolet protection and low volatility for polycarbonate, PET, and engineering plastics.
UV Protection
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Solvents - Oxygenated
Benzyl Acetate (Benzyl ethanoate)
CAS 140-11-4
An aromatic ester solvent for cellulose derivatives and resins, used in fragrances, flavorings, lacquers, and varnish removers.
Solvency
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Solvents - Oxygenated
Benzyl Alcohol
CAS 100-51-6
An aromatic alcohol solvent and preservative used in dyestuff solutions, cosmetic formulations, and as an intermediate for benzyl esters and ethers.
Preservation
Solvency
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Solvents - Aromatic
Benzyl Chloride
CAS 100-44-7
A reactive aromatic chloride intermediate used in synthesis of benzyl alcohol, plasticizers, dyes, and pharmaceutical compounds.
Synthesis Intermediate
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Mineral Fillers & Pigments
Beta-Carotene
CAS 7235-40-7
A 10% cold-water-soluble carotenoid provitamin A used as a yellow-orange colorant in foods, nutritional supplements, and animal feed.
Color / Pigmentation
Preservation
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Esters
Bis(1-octyloxy-2,2,6,6-tetramethyl-4-piperidyl) Sebacate (CAS 129757-67-1)
CAS 129757-67-1
A liquid N-alkoxy hindered amine light stabilizer that protects polymers from UV degradation in acidic environments and acid-catalyzed formulations.
UV Protection
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