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Sunday, 28 May 2023

Chemical Reactor Design: Principles and Optimization Techniques

Introduction:Chemical reactors play a crucial role in various industries, facilitating the conversion of raw materials into valuable products through chemical reactions. Effective reactor design is essential to ensure optimal reaction efficiency, product quality, and safety. In this article, we will explore the principles of chemical reactor design and discuss key optimization techniques used in the field of chemical engineering.1. Fundamentals of Chemical Reactor Design:Chemical reactor design involves the selection of appropriate reactor types,...

Wednesday, 20 January 2016

Corrosion Engineering by Mars G Fontana pdf

Corrosion Engineering by Mars G Fontana Downloa...

Tuesday, 19 January 2016

Process Systems Analysis And Control by Donald R Coughanowr pdf

Process Systems Analysis And Control by Donald R Coughanowr Downlo...

Tuesday, 24 November 2015

How are polymers classified on the basis of their structure?

Classification Based on Structure of Polymers: Linear Polymers  Branched Polymers  Cross-linked Polymer...

Plasticizers

Plasticizers (UK: plasticisers) or dispersants are additives that increase the plasticity or fluidity of a material. The dominant applications are for plastics, especially polyvinyl chloride (PVC). The properties of other materials are also improved when blended with plasticizers including concrete, clays, and related products. An example of the most common, general purpose plasticizer is DOP, dioctyl phthalate, also known as DEHP, or diethylhexyl phthalate. This plasticizer is most commonly seen in PVC, but can be found in other polymer systems...

Vulcanization

Vulcanization Vulcanization or vulcanisation is a chemical process for converting natural rubber or related polymers into more durable materials via the addition of sulfur or other equivalent curatives or accelerators. These additives modify the polymer by forming cross-links (bridges) between individual polymer chains...

What is Thermosetting and Thermoplastic?

Thermosetting A thermosetting polymer (or plastic), also known as a thermoset, is a prepolymer material that cures irreversibly. The cure may be induced by heat, generally above 200 °C (392 °F), through a chemical reaction, or suitable irradiation. Examples: Epoxy Resin Melamine Forlamdehyde Polyester Resin Urea Forlamdehyde Thermoplastic A Fisch, or thermosoftening plastic, is a plastic material, polymer, that becomes pliable or moldable...

Monday, 23 November 2015

What are LDPE and HDPE?

LDPE Low-density polyethylene (LDPE) is a thermoplastic made from the monomer ethylene. HDPE High-density polyethylene (HDPE) or polyethylene high-density (PEHD) is a polyethylene thermoplastic made from petroleum. ...

Sunday, 22 November 2015

What are Copolymer and Homopolymer?

What are Copolymer and Homopolymer? Homopolymer A homopolymer is the polymer which is made by linking only one type of small molecule, or monomer together. Examples: Polyvinyl chloride Copolymer When two different types of monomers unite together to polymerize in the same polymer chain, that produces a copolymer. Example: Acrylonitrile butadiene styrene (ABS), Nitrile rubber There are mainly four types of copolymers. Alternating...