Phthalic anhydride is a white (lustrous needles) solid that is slightly soluble in water. (6,8) Phthalic anhydride has an odor threshold of 0.053 parts per million (ppm). (7) The chemical formula for phthalic anhydride is CH O, and it has a molecular weight of 148.12 g/mol.
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Mar 16, 2016· Specifications for Phthalic Anhydride ICIS quotes phthalic anhydride in Europe, Asia-Pacific and the USA. Frequency: Published weekly on Tuesdays in USA and on Fridays in Europe and Asia-Pacific. Phthalic Anhydride (EUROPE) Weekly Price Assessments Contract Prices FD NWE (LIQUID) Monthly (EUR/MT & conversion to US CTS/LB)
Phthalic anhydride, first discovered by Laurent in 1863, was originally prepared by the oxidation of naphthalene with chromic acid. The early methods of manufacture of phthalic anhydride involved liquid phase processes in which expensive nitric and chromic acids were used as the oxidizing agents.
Phthalic Anhydride Weekly Report 26 Aug 2017. Weekly Price Trend: 21-08-2017 to 25-08-2017 . The above given graph focuses on the Phthalic Anhydride price trend for current week. Like other chemicals domestic prices for PA also increased in this week. Prices were assessed around Rs.72/Kg for Ahmedabad and Rs.70/Kg for Mumbai port.
A further slump in price of phthalic anhydride may be expected if phthalic anhydride were to be produced exclusively from a-xylene. Table I (29) compares the costs of phthalic anhydride produced from naphthalene in both fixed and fluidized beds with that produced from a-xylene in a fixed bed reactor. The advan tage of using a-xylene is apparent.
There are 141 phthalic anhydride price suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Ukraine, and South Africa, which supply 87%, 7%, and 1% of phthalic anhydride price respectively. Phthalic anhydride price products are most popular in Southeast Asia, Mid East, and Domestic Market.
Aug 29, 2018· Globally, the global production of phthalic anhydride was 5793 K MT in 2015 and it will reach 7285 K MT in 2021. In addition, the production region of phthalic anhydride …
China Phthalic Anhydride Manufacturers, Find Complete Details about China Phthalic Anhydride Manufacturers,Phthalic Anhydride Manufacturers from Dyestuff Intermediates Supplier or Manufacturer-Shanghai Prochemie Technology Co., Ltd.
Intratec provides Phthalic Anhydride latest prices, including 12 years historical series and forecast. Subscribers have access to the largest price database in the market, with 131 chemicals prices across several countries from main world regions.
Sourcing Guide for Phthalic Anhydride: As an online chemical database of China Chemicals and Chemical Suppliers, our website provides the chemical community with the most competitive promotion prices on the market by connecting chemical buyers directly with chemical manufacturers in China.
View detailed Import data, price, monthly trends, major importing countries, major ports of phthalic anhydride Import Data and Price of phthalic anhydride | Zauba Skip to main content
With decreasing prices of naphthalene and low operating costs involved in the production, the capacity of phthalic anhydride is also increasing in the country. New phthalic anhydride producing facilities were setup by manufacturers, such as Tangshan Risun Chemical and Handan Xinbao Coal Chemical, in …
Singapore — Phthalic anhydride margins surged to a five-year high of $131/mt CFRChina last Friday after an end-year surge in demand for PA to make dioctylphthalate. Not registered? Receive daily email alerts, subscriber notes & personalize your experience.
Phthalic acid is an aromatic dicarboxylic acid, with formula C 6 H 4 (CO 2 H) 2. It is an isomer of isophthalic acid and terephthalic acid. Although phthalic acid is of modest commercial importance, the closely related derivative phthalic anhydride is a commodity chemical produced on a large scale.
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Tamil Nadu Tender - Supply Of 2.0 MT (plus Or Minus 10%) Of Pthalic Anhydride At Chennai (ID:9814776929)
Dec 12, 2015· Conversion of Phthalic Acid to Phthalic Anhydride August 10, 2013 by Magpie A. Introduction "Phthalic acid can be converted to phthalic anhydride by heating the acid above 180°C. Unlike most such conversions this happens with ease due to the formation of a 5-membered ring." (ref 1)
Phthalic anhydride news and market information products from ICIS. We offer the following regional Phthalic anhydride analysis and news coverage to keep you informed of factors and developments affecting prices in the US Phthalic anhydride marketplace.. Price reporting
Phthalic anhydride is a principal commercial form of phthalic acid. It was the first anhydride of a dicarboxylic acid to be used commercially. This white solid is an important industrial chemical, especially for the large-scale production of plasticizers for plastics.
Phthalic Anhydride prices remained firm for this week in domestic market. Phthalic Anhydride prices were assessed 68-66/Kg for Ahmedabad and Mumbai port respectively. CFR India Phthalic Anhydride prices were assessed at the level of USD 875-895/MT, for Russia origin material with no change compare to last week's closing values.
Chemicals weekly prices, trends chart and analysis of chemicals market from Echemi. Professional chemicals market analysis helps you get the most competitive price. . Phthalic Anhydride $930.00/MT CAS No.:85-44-9. Echemi Analysis. More+. Weekly Prices …
Phthalic Anhydride (PA) 2019 World Market Outlook and Forecast up to 2028 grants access to the unique data on the examined market. Having used a large variety of primary and secondary sources, our research team combined, canvassed and presented all available information on product in an all-encompassing research report clearly and coherently.
Phthalic anhydride prices were assessed Thursday stable week on week at 66 cents/lb ($1,455/mt)delivered for molten-grade and at 69 cents/lb ($1,521/mt) for flake delivered contract basis, after a 2-cent drop seen last week. PA prices typically follow movement in the orthoxylene contract with a one-month lag, per market feedback.
e Consists of phthalic anhydride, maleic anhydride, benzoic acid. f Value shown corresponds to relatively fresh catalyst, which can change with catalyst age. Can be 9.5 - 13 kg/Mg (19 - 25 lb/ton) for aged catalyst. g Consists of phthalic anhydride and maleic anhydride. h Normally a vapor, but can be present as a particulate at low temperature.
Phthalic anhydride is a white crystalline solid that is the commercial form of phthalic acid. The largest markets for phthalic anhydride are phthalate plasticizers, unsaturated polyester resins, and alkyd resins for surface coatings.
Description: Phthalic anhydride is the organic compound with the formula C 6 H 4 (CO) 2 O. It is the anhydride of phthalic acid. This colourless solid is an important industrial chemical, especially for the large-scale production of plasticizers for plastics.
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Jul 24, 2019· Phthalic anhydride chemical industry request in India remained at 379 KTPA in 2018 and is anticipated to develop at a CAGR of 7.75% during 2019-2030. Rising discretionary cashflow and developing number of family units is bringing about extreme interest for whitewashing and enriching paints in the nation, in this way expanding interest for phthalic anhydride.