feedstock definition chemistry
feedstock definition chemistry
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feedstock definition chemistry
Renewable feedstocks entail the elimination of non-renewable carbon resources such as coal, oil, and natural gas as feedstocks for organic chemistry, otherwise known as de-fossilization. Understanding refining chemistry not only allows an explanation of the means by which products can be formed from various feedstocks but also offers a chance of process predictability. The demand for transportation fuels As the name implies, this is the discipline dealing with how gases and other chemicals and particulates in the atmosphere interact with each other, such as with the formation and destruction of ozone, both in the upper atmosphere and as a ground-dwelling pollutant. PDF Biobased Feedstocks and Chemicals: What are the Opportunities for The future of feedstocks | Opinion | Chemistry World It must be recognized that refining involves a wide variety of chemical reactions but the production of liquid fuels is the focus of a refinery. Hence, caution is advised when applying the data from model compound studies to the behavior of petroleum, especially the molecularly complex viscous feedstocks. It states that a raw material or feedstock should be renewable rather than depleting whenever technically and economically practicable. Many of her labs projects focus on replacing petroleum as a feedstock. More: In the context of biofuels, a feedstock is any biomass destined for conversion to energy or biofuel. From: Recent Advances in Thermo-Chemical Conversion of Biomass, 2015. All rights reserved. noun 0 0 Any bulk raw material constituting the principal input for an industrial process. A good/ideal feedstock for biorefinery should be nonfood use for the humans/animals and must offer higher product yield with wide market interest. The fuels are produced by thermal decomposition of a variety of hydrocarbon derivatives, high-molecular-weight paraffins included. Nevertheless, the chemistry of conversion process may be quite complex (King et al., 1973), and an understanding of the chemistry involved in the conversion of a crude oil to a variety of products is essential to an understanding of refinery operations. Glossary: Feedstock - GreenFacts In the present context, it is necessary to recognize that (parum affinis or not) most hydrocarbon derivatives decompose thermally at temperatures above approximately 650F (340C), so the high-boiling points of many crude oil constituents cannot be measured directly and must be estimated from other measurements. Coal tar was the feedstock for all kinds of chemicals until it was replaced by oil in the 1940s. A raw material, also known as a feedstock, unprocessed material, or primary commodity, is a basic material that is used to produce goods, finished goods, energy, or intermediate materials that are feedstock for future finished products. 2017; Speight, 2017, 2019, 2020). stock | \ fd-stk \ Definition of feedstock : raw material supplied to a machine or processing plant Examples of feedstock in a Sentence Recent Examples on the Web Fulcrum plans to produce up to 33 million gallons of fuel per year and process up to 530,000 tons per year of prepared feedstock at the 75-acre site in Gary. ethylene glycol - via ethylene oxide hydration Detailed information on the use of cookies on this Site, and how you can decline them, is provided in our cookie policy. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. What is biomass as a feedstock? Understanding refining chemistry not only allows an explanation of the means by which these products can be formed from crude oil but also offers a chance of predictability. Green chemistry is the design of chemical products and processes that reduce or eliminate the use or generation of hazardous substances. This chapter presents an introduction to refining chemistry in order for the reader to place each refinery process in the correct context of the refinery, especially when feedstock blends containing viscous feedstock components are the refinery feedstocks. For example, corn is a feedstock for ethanol production and soybean oil is a feedstock for biodiesel. Renewable Feedstock - an overview | ScienceDirect Topics Renewable Feedstocks | Green Chemistry. The process for making fuel from biomass feedstock used in the 1800's is basically the same one used today. raw material for a processing or manufacturing industry. Renewable chemistry research has traditionally focused on finding alternatives to petrochemical-based fuels. Not surprisingly, there were more studies completed in the area of physics compared to the other science disciplines because of its long history in science education research and the complex, counterintuitive, and abstract nature of its concepts. Chemical Feedstock Inventory means that feedstock and intermediate product, including rail cars, tank bottoms and linefill as applicable but less water, sediment and sludge and hydrocarbon in process units and located in interconnecting pipelines owned by Seller 's Affiliate and located at the Refinery or the Chemical Complex. Waste Feedstock - an overview | ScienceDirect Topics Petrochemical Feedstocks - Chemical Economics Handbook (CEH) - IHS Markit 2022 LoveToKnow Media. Dictionary.com Unabridged This could be crude oil or any intermediate refining stream. These have few, if any, parallels in organic chemistry. Feedstockmeans any controlled substance or new substance that undergoes chemical transformation in a process in which it is entirely converted from its original composition and whose emissions are insignificant, Vapor tightmeans equipment that allows no loss of vapors. PHAs occur naturally in a variety of organisms using various renewable waste feedstocks. Or the interference of secondary and tertiary products with the course of a reaction and, hence, with the formation of primary products may also be cause for concern. Sample 1 And in the present context, it is as well that hydrocarbon derivatives decompose at elevated temperatures. Many of the constituents of crude oil are paraffins. Definition of biomass as a feedstock: Biomass is organic matter that comes from living organisms. Meanwhile, another form of agricultural feedstock for heating, biogas, seems to gain little encouragement from the Report. The mixture, which is a temperature-dependent feedstock separated by fractional distillation. (Industrial Relations & HR Terms) the main raw material used in the manufacture of a product. That ranges from pumping it into greenhouses to boost vegetable yields to using it as a feedstock for carbon-neutral fuels. DOE Strategic Goals for the Use of Renewable Feedstocks Dramatically reduce, or even end, dependence on foreign oil (a displacement and energy component) Spur the creation of a domestic bioindustry (an enabling and economic component) Integration of chemicals with fuels will simultaneously address both goals. Refining processes involve the use of various thermal and catalytic processes to higher-molecular- weight constituents to lower-boiling products (Parkash, 2003; Gary et al., 2007; Speight, 2014; Hsu and Robinson, 2017; Speight, 2017). Definition of green chemistry. William Collins Sons & Co. Ltd. 1979, 1986 HarperCollins Petrochemical - Wikipedia Refined products establish the order in which the individual refining units will be introduced, and the choice from among several types of units and the size of these units is dependent upon economic factors. They need biobased chemical/material manufacturers to demonstrate safety. Inhibition (iii) middle boiling-range liquids of which kerosene is an example and which is used in diesel fuel. What are renewable feedstocks? As feedstock, the term connotes these materials are . The production of oxychemicals and their derivatives from renewable resources could amount . It must be appreciated that the stereochemistry of organic compounds is often a major factor in determining reactivity and properties. impeding the uptake of biobased materials. Thus, it is not only the reactivity of the constituents of crude oil that are important in processing behavior, but it is also the stereochemistry of the constituents as they relate to one another that is also of some importance (Speight, 2014). NGLs include ethane, propane, butanes, and pentanes plus (C5+), also known as natural gasoline. Is a philosophy that applies to all areas of . During the 1950s, as demand for automobile and jet fuel increased, the hydrocracking process developed was applied to petroleum refining. A refinery is a complex network of integrated unit processes for the purpose of producing a variety of products from crude oil (Chapter 4) (Parkash, 2003; Gary et ah, 2007; Speight, 2014; Hsu and Robinson, 2017; Speight, 2017). They're generally unprocessed materials that are the initial basis of chemical manufacturing, such as fuel or base chemicals. Instead, we could rely on the existing natural gas and electricity infrastructure to transport the feedstock for making clean hydrogenelectricity and methaneto smaller local hydrogen generation facilities. A carbon product obtained from liquified carbon feedstock and used mainly in the rubber industry. I want to receive exclusive email updates from YourDictionary. Contents of feedstock are sources of forms of corrosion, leading to failure of processing equipment. Worldwide logistics issues are a factor, but more marginal in the supply question when the determining factor is the ability to convert feedstock to product and bolster the supply chain. When the term feedstock is used for the feed to the entire refinery, it typically means non-crude feedstocks such as VGO and blendstocks. It is a member of the actinide group . This broad range in molecular weights results in boiling points that range from -160C (-288F) to temperatures on the order of nearly 1,100C (2,000F). Feedstock - an overview | ScienceDirect Topics Green Chemistry Principle 7 | Renewable Feedstocks - Halo Surfaces Basics of Green Chemistry | US EPA noun 0 0 Raw material for industrial processing; often, specif., any of various petroleum products used in making petrochemicals and gasoline. Feedstocks - an overview | ScienceDirect Topics What is Feedstock? - Definition from Corrosionpedia Feedstock - definition of feedstock by The Free Dictionary How A Petrochemical Is Produced | American Fuel & Petrochemical The term 'chemical feedstock' can also refer to intermediate byproducts that are temporarily stored for later use. By signing in, you agree to our Terms and Conditions The total cost to the consumer is estimated at $ 8.4 billion a year because producing the required corn feedstock increases corn prices. Raw material or fuel required for an industrial process. Sometimes feedstock is a synonym for biomass. Various improvements to the process were introduced into the 1920s. Definition of feedstock chemical and sources? - Answers American Heritage Dictionary of the English Language, Fifth Edition. feedstock noun [ C or U ] uk / fid.stk / us / fid.stk / material that is used to produce something in an industrial process: The plants may need massive amounts of feedstock to make relatively small amounts of fuel. And even though the use of bond energy data is a method for predicting the reactivity or the stability of specific bonds under designed conditions, the reactivity of a particular bond is also subject to its environment. chemical feedstock Definition in the dictionary English chemical feedstock Examples Stem Match all exact any words Cellulose, the world's most abundant organic polymer, can be converted into energy, fuels, materials and chemical feedstock. How a Petrochemical is Produced. Alkenes, or olefins, are formed by the cracking of hydrocarbons. Nevertheless, refinery processes can be divided into three major types: The separation and finishing processes may involve distillation or even treatment with a wash solution, either to remove impurities or, in the case of distillation, to produce a material boiling over a narrower range and the chemistry of these processes can be represented by simple equations, even to the disadvantage of over-simplification of the process (Speight, 2014). To generate a mixture of mainly aliphatic alkenes and lower molecular weight alkanes, reactant alkanes are broken apart at high temperatures, generally in the presence of a zeolite catalyst. Any bulk raw material constituting the principal input for an industrial process. A feedstock is defined as any renewable, biological material that can be used directly as a fuel, or converted to another form of fuel or energy product. Dow announced an agreement with the Fuenix Ecogy Group, based in Weert, The Netherlands, for the supply of pyrolysis oil, ENPNewswire-August 20, 2019--Cabot Corporation to Increase, Summary: This MRRSE Insights study offers a ten-year analysis and forecast for the Global Petroleum Liquid, Manufacturers continue seeking low-priced, In a related development, RHI said it may venture into exporting ethanol to the Asian market after government regulators greenlighted its plan to import cheaper, Fertilizer plants, which are already a beneficiary of discounted, Sabic, a global leader in the chemical industry, has signed a memorandum of understanding (MoU) with UK-based Plastic Energy, a pioneer in chemical plastics recycling, for the supply of, Furthermore, NISOC's gas liquids production will increase by 38,000 barrels per day which will be consumed by Bandar Emam Petrochemical Plant as, Dictionary, Encyclopedia and Thesaurus - The Free Dictionary, the webmaster's page for free fun content, Dow, Fuenix enter into a partnership for production of 100% circular plastic, Cabot Corporation to Increase Feedstock Surcharge for Rubber Carbon Black Products in North America, Petroleum Liquid Feedstock Market Analysis Showcases Growth Trends and Opportunity Forecasted Until, Rising feedstock costs may force shutdown of bioethanol plants, Polyimide Fibers Market - Power & Utilities Sector to Present Attractive Opportunities; Chemical Ind, Roxas Holdings in talks with 3 companies interested to purchase its mill in Batangas, GIDC reduction to provide industries Rs50 billion relief, Fertilizer plants to be extended relief of Rs50 billion: Report, Sabic, UK firm sign deal for recycled feedstock, NISOC Inks Major Gas Deals with PGPIC, Maroon Petchem Co, Feedstock Differential Cost Reimbursement. It's basic commons sense at work here. feedstocks Frequency: Raw material or fuel required for an industrial process. The petrochemical manufacturing process begins with a "feedstock". A generic process to produce PHA by bacterial fermentation involves fermentation, separation from the growth medium, and purification. Crude oil and hydrocarbons - Fuels - Edexcel - GCSE Chemistry - BBC feedstock noun [ C or U ] / fid.stk / / fid.stk / material that is used to produce something in an industrial process The plants may need massive amounts of feedstock to make relatively small amounts of fuel. The term usually refers to an organic substance. The discussions in prior chapters relating to foam properties and chemistry apply to flexible foams from a fundamental standpoint. A feedstock is a raw material that is used to make a useful product in an industrial process. Feedstock is an integral part of the biorefinery system. Feedstock Definitions | What does feedstock mean? | Best 3 Definitions Feedstock Technologies | Department of Energy WILL YOU SAIL OR STUMBLE ON THESE GRAMMAR QUESTIONS? What is a Fuel Pathway? | US EPA Renewable feedstocks are bound to gradually replace sources of fossil origin (oil, gas and coal), both as fuel and as raw materials for the chemical industry. The modern world is both built from . stock. Feedstock recycling, also known as "chemical recycling," is the process of breaking down collected plastics into monomers and other basic chemical elements ("depolymerization"). Feedstock definition, raw material for processing or manufacturing industry. Feedstock Definition & Meaning - Merriam-Webster Many products derived from crude-oil refining, such as ethylene, propylene and butadiene, are olefinic hydrocarbons derived from refinery cracking processes, and are intended for use in the petrochemical industry as feedstocks for the production of plastics, ammonia, synthetic rubber, glycol and so on. By recycling materials to provide the feedstock for other products the amount of material going to incineration or landfill can be reduced. ethylene - the simplest olefin; used as a chemical feedstock and ripening stimulant polyethylene - polymerized ethylene; LDPE, HDPE, LLDPE; ethanol - via ethylene hydration (chemical reaction adding water) of ethylene; ethylene oxide - via ethylene oxidation. This is very necessary when the different types of feedstocks crude oil accepted by refineries are considered. Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012. raw material for processing or manufacturing industry. Mechanism of inhibition of bacterial growth by antibacterial compounds depends on the target bacteria. n. Raw material or fuel required for an industrial process. Agricultural crops can be roughly divided according to the composition of their (main) economic products, such as sugar, starch (grains, tubers), oilseed, protein, or fiber crop and crops for specialty products (pharmaceutics, cosmetics, dyes, fragrance, and flowers). One of the basic areas of knowledge in learning chemistry is chemical structural formulas. Raw material - Wikipedia The demand for petroleum and petroleum products has shown a sharp growth in recent years (Parkash, 2003; Gary et al 2007; Speight, 201 la,b, 2014; Hsu and Robinson, 2017; Speight, 2017); this could well be the last century for petroleum refining, as we know it. Feedstock Definition: 319 Samples | Law Insider Thus, the chemistry of the refining process is concerned primarily with the production not only of better products but also of salable materials and is dictated by the type of reactor, the reactor parameters, and the properties of the feedstocks. industry A feedstock is a raw material used to provide reactants for an industrial reaction. Crude oil and the viscous feedstocks (such as heavy crude oil, extra-heavy crude oil, tar sand bitumen, and crude oil residua) contain many thousands of different compounds that vary in molecular weight from methane (CH4, molecular weight: 16) to more than 2,000 (Speight, 1994, 2014). Each R&D area is composed of activities which help improve the efficiency and reliability of feedstocks for conversion into . Organic Feedstock Definition | Law Insider Feedstock in Chemistry and Engineering - ThoughtCo As a brief introduction to the subject, in the process of thermal cracking, catalytic cracking or hydrocracking, the high-molecular-weight constituents of the feedstock decomposed to produce (i) gases, such as methane (CH,), ethane (CH3CH3), ethylene (CH,=CH,), propane (CH,CH,CH3), propylene (CH3CH=CH. Reforming processes produce streams that allow the product to be finished as the term applies to product behavior and utility. The complexity of the individual reactions occurring in an extremely complex mixture and the interference of the products with those from other components of the mixture is unpredictable. Production of Feedstock Chemicals | Science The choice of feedstock (s) used by a petrochemical unit . FEEDSTOCK | English meaning - Cambridge Dictionary Cellulosic biomass [such as straw or wood] has the potential to become a significant feedstock source for [second-generation] biofuels. and Dupont is shifting from a chemical company to an advanced materials and agricultural company. But the Tech May Not Be Very Green, Building a better chemical factoryout of microbes, Scientists Just Laid Out a Game Plan for Building a Clean Hydrogen Economy, Elon Musks $100 Million Carbon Capture Push. * Feedstock (Chemistry) - Definition - Lexicon & Encyclopedia One advantage of recycled content is the avoidance of the chemical production pathway. Definition of feedstock chemical and sources? Academic library - free online college e textbooks - info{at}ebrary.net - 2014 - 2022. Raw material for industrial processing; often, specif., any of various petroleum products used in making petrochemicals and gasoline. What Is Chemical Feedstock? - ReAgent Chemical Services the main raw material used in the manufacture of a product, 8 Top CEOs Give Their Predictions for the Wild Year Ahead, Fossil Fuel Companies Say Hydrogen Made From Natural Gas Is a Climate Solution. Fill in the blank: I cant figure out _____ gave me this gift. Olefins - Definition, General Formula, Properties, Applications, FAQs feedstock - any unprocessed material used as a supply for a manufacturing process. it means that a chemical or mixture of chemicals, fed into a. Smoothly step over to these common grammar mistakes that trip many people up. Chemistry is a difficult subject for students to learn since it involves many abstract concepts, symbols, and unfamiliar specific terms (Gilbert and Treagust 2009; Tsaparlis et al 2010). However, as one of the major science disciplines in elementary (Science Education Research and Practices in Taiwan). Feedstock | McKinsey Energy Insights This is an attractive option for plastic products that are difficult to recycle mechanically due to low quality, composite nature or low economic value. Chemical feedstocks are any raw materials used in the mass production of chemical products. This report presents an overview of the world petrochemical feedstock demand situation for natural gas, natural gas liquids (NGLs), petroleum liquid feedstocks (naphtha and gas oil), and coal. for the petrochemical. See more. Chemical feedstocks are any raw materials used in the mass production of chemical products. Green chemistry applies across the life cycle of a chemical product, including its design, manufacture, use, and ultimate disposal. The filtered extract of the mash is the feedstock for the fermenter. What Is A Chemical Feedstock? | The Science Blog In chemistry, a feedstock is a chemical used to support a large-scale chemical reaction. These boiling ranges are not always precise to the degree and are subject to variation and depend upon the process used for their production. The first thermal cracking process - the Burton Process - came into use in 1913. Or the interference of secondary and tertiary products with the course of a reaction and, hence, with the formation of primary products may also be cause for concern. Glucose from cornstarch is the current choice as a substrate, although advances may enable the use of less expensive lignocellulosic materials. Define Other Feedstock. PDF The Use of Renewable Feedstocks for the Production of Chemicals and Learn more about feedstock Production Process The production process is the type (s) of technology used to convert renewable biomass into renewable fuel.
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