Product
Supplier
Encyclopedia
Inquiry
Home > Catalyst and Auxiliary
According to the catalyst definition by the International Union of Pure Chemistry and Applied Chemistry (IUPAC) in 1981, a catalyst is a substance that alters the reaction rate without affecting the Gibbs free energy of the overall standard reaction. Catalysts span diverse types: liquid and solid catalysts based on state, and homogeneous versus heterogeneous catalysts based on phase state within the reaction system. In industrial processes, auxiliaries like centrifuge catalysts enhance production processes, improve product quality, or enable specific application performance. The array of auxiliaries definition is extensive, with varied performance - optimal effects stem from proper usage. ECHEMI's "Catalyst and Auxiliary" section predominantly supplies raw materials for Catalyst and Auxiliary.

Catalyst Company

Sourcing catalyst intermediates can be complex, but ECHEMI makes it simple. Connect with 322 trusted manufacturers and 323 verified distributors offering a wide range of catalysts, including auxiliaries, centrifuge catalysts, and specialty intermediates for chemical production, pharmaceuticals, and industrial applications. Find high-quality catalysts and get competitive quotes from reliable suppliers.
Explore catalyst for your specific needs now.
1206 Catalyst and Auxiliary items

2,6-Bis[(4S)-phenyl-2-oxazolin-2-yl]pyridine

CAS No: 174500-20-0

Formula: C23H19N3O2

Categories: Catalyst and Auxiliary > Polymer

White solidMore

Mesaconic acid

CAS No: 498-24-8

Formula: C5H6O4

Categories: Catalyst and Auxiliary > Flame Retardants

ChEBI: A dicarboxylic acid consisting of fumaric acid having a methyl substituent at the 2-position.More

RUTHENIUM (III) IODIDE

CAS No: 13896-65-6

Formula: I3Ru

Categories: Catalyst and Auxiliary > Precious Metal Catalysts

Amberlyst 15

CAS No: 9037-24-5

Categories: Catalyst and Auxiliary > Polymer

Amberlyst 15 is a robust and highly effective cation exchange resin that is crafted from the polymerization of sulfonated polystyrene. This particular resin is renowned for its exceptional ion exchange capabilities, which allow it to efficiently swap out cations in various chemical processes. Its strong acidic nature, derived from the sulfonic acid functional groups attached to the polystyrene backbone, makes it particularly adept at handling tasks that require the removal or replacement of positively charged ions. One of the standout features of Amberlyst 15 is its remarkable stability, which is evident across a wide spectrum of environmental conditions. It maintains its integrity and effectiveness whether subjected to varying temperatures or pH levels. This resilience means that it can be reliably used in both acidic and basic conditions, as well as in processes that involve significant temperature fluctuations. Such versatility makes Amberlyst 15 a valuable asset in numerous industrial applications, including chemical synthesis, water treatment, and the production of pharmaceuticals and food products. Furthermore, the high exchange capacity of Amberlyst 15 ensures that it can handle large volumes of ions without a significant decrease in performance. This efficiency translates to fewer instances of resin replacement and less downtime for industrial processes, thereby enhancing overall productivity and cost-effectiveness. The resin's durability and consistent performance make it a preferred choice for many chemical engineers and scientists who require a dependable ion exchange medium for their applications.More

645 Catalyst and Auxiliary Suppliers

Short on time? Let Catalyst and Auxiliary sellers contact you.

Silver methanesulfonate

CAS No: 2386-52-9

Formula: CH4O3S.Ag

Categories: Catalyst and Auxiliary > Precious Metal Catalysts

white to beige or light grey crystalline powderMore

Diallyl phthalate resin

CAS No: 25053-15-0

Formula: (C14H14O4)x

Categories: Catalyst and Auxiliary > Film Forming

Used in electrical appliances, motors, radios, instruments and other departments for parts with high mechanical performance temperatures such as AC contactors, coils, skeletons, etc.More

Polyethylene glycol succinate

CAS No: 37340-09-3

Formula: C4H6O4.x(C2H4O)nH2O

Categories: Catalyst and Auxiliary > Polyethylene Glycol Derivatives

Bisphenol A-bisphenol A diglycidyl ether copolymer

CAS No: 25036-25-3

Formula: (C21H24O4.C15H16O2)x

Categories: Catalyst and Auxiliary > Polymer

LiquidMore

Frequently Asked Questions

How to choose the right catalyst for your application?

When selecting a catalyst, it is important to consider the type of reaction, operating temperature, pressure, solvents involved, and desired selectivity. Other key factors include catalyst lifetime, regeneration ability, and compatibility with your process. On ECHEMI, you can browse a wide range of catalyst and auxiliary products and compare specifications from multiple global suppliers to find the best option for your needs.

What is a catalyst?

Synonyms for catalyst include accelerator, promoter, stimulant, etc. A catalyst is a substance that speeds up a chemical reaction without undergoing any permanent changes. According to the catalyst definition, it doesn't alter the thermodynamics or the catalyst meaning of the reaction, but it lowers the activation energy required for the reaction to occur. Basically, a catalyst facilitates the reaction process and increases the conversion rate without being consumed in the reaction itself. It may exist in a variety of forms, including enzymes, metals, or complex compounds.

How does a catalyst work?

The function of a catalyst is to provide an alternative pathway for a chemical reaction to take place. It reduces the activation energy required for the reaction to begin, thus speeding up the rate of the reaction. The catalyst apex is the point at which the catalyst's effect on the reaction reaches maximum efficiency. It diminishes existing chemical bonds or establishes intermediary structures, so simplifying the reaction process, consequently expediting the production of substances. This mechanism, often utilized by catalyst companies, leads to accelerated product formation.

Are enzymes catalysts?

Yes, according to the catalyst definition, enzymes are biological catalysts. Enzymes, considered protein-based catalyst synonym, facilitate biochemical reactions within living organisms. Within defined temperature and pH parameters, enzymes function as exceedingly efficient catalysts, diminishing the activation energy necessary for reactions to occur. These auxiliaries, when integrated into biological systems, demonstrate specificity and selectivity in catalyzing particular reactions, rendering them pivotal as key catalysts across diverse biological processes.

Feedback & Suggestions
Send Message

Thank you for your feedback. If you require further assistance, please contact us by email at info@echemi.com or call us at +86-532-55729510.