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Acrylic Acid Production via Propylene Oxidation – By Intratec Solutions

Acrylic acid is a moderately strong carboxylic acid primarily used as an intermediate in the production of acrylate esters. These acrylate esters are then mainly used to manufacture adhesives, plastics additives, coatings, paints and textiles. The process Figure 1 depicts…

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Weighing Equipment Selection

The number of options available for scales and weighing equipment can make it difficult to determine which instruments will offer the best value and which will meet the application requirements (Table 1). Focusing on the following ten areas can help…

The Relationship Between Materials Selection and Machining Processes

An awareness of the impact of materials selection on the machining processes for small, complex components can affect overall end-product quality and costs The importance of material selection for small, complex components found in equipment critical to the chemical process…

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Technology Profile: L-lysine HCl Production from Glucose

Amino acids are the basis for all proteins and are considered building blocks of life. Among them, lysine (biologically active in its L-stereoisomer form) is one of the essential amino acids not synthesized biologically in the body. In this context,…

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Illuminating Process Vessels: Advantages of Diffused Light

Don’t panic — What appear to be scratches on a vessel may be an illusion caused by improperly applied LED lighting Imagine looking into a sight glass for a routine tank inspection, and seeing for the first time numerous scratches…

Facts at your Fingertips: Process Hazards Analysis Methods

Different methodologies are available for conducting the structured reviews known as process hazards analyses (PHAs) for new processes. PHAs are often conducted or moderated by specialists, with participation by the design team, representatives of the facility owner, and experienced process…

PSA Technology: Beyond Hydrogen Purification

Pressure swing adsorption technology is well known for H2 purification applications, but the technique can also be used for other gas-separation processes in petroleum refining facilities Pressure swing adsorption (PSA) is a well-established process for the separation and purification of…

Hopper Design Principles

When hoppers are designed without consideration of the actual materials being handled, problems inevitably arise. Follow this guidance to avoid common solids-handling issues, such as erratic flow and no flow Pivotal work on the development of the theory of bulk…

Common Mistakes When Conducting a HAZOP and How to Avoid Them

An important part of ensuring the success of a HAZOP study is to understand the errors that can cause the team to lose focus Since its inception in the 1960s and its first official publication in 1977, the Hazard and…

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Maleic Anhydride from n-Butane (Fixed-bed Process)

By Intratec Solutions Maleic anhydride (MAN) is a multifunctional chemical intermediate with applications in several fields of the chemical process industries (CPI). Its major end use is as feedstock in the production of unsaturated polyester resins (UPR). In addition, maleic…