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Purified terephthalic acid, commonly known as PTA, is a major raw material for polymer and plastic manufacture used in making polyester fiber, resin and film. Four new ASTM International standards will be used to determine the presence of the impurities 4-Caraboxybenzaldehyde and p-Toluic Acid in PTA. The four new standards were developed by Subcommittee D16.02 on Oxygenated Aromatics , part of…, ASTM Committee D16 Next Meeting:, Jan. 29-30, 2014, January Committee Week, Houston, Texas, Technical Contact:, Yuhong Zhang, China Petrochemical Corp., Shanghai, China, Phone: 86-21-6846-2281; zhang-yh10@163.com, ASTM Staff Contact:, Kristy Straiton, Phone: 610-832-9640; kstraiton@astm.org , ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org Release #9526
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A newly revised ASTM terminology standard reflects the latest technological advances in particle size analysis (standard test sieves) and particle separation (screening media). ASTM E1638 , Terminology Relating to Sieves, Sieving Methods and Screening Media, was developed by Subcommittee E29.01 on Sieves, Sieving Methods and Screening Media , part of ASTM International Committee E29 on Particle…, ASTM Committee E29 Next Meeting:, May 1-2, 2013, in conjunction with B09 May meeting, Ft. Lauderdale Beach, Fla., Technical Contact:, Kenneth H. Beyer, American Wire Cloth Institute, Elizabeth, N.J., Phone: 908-688-4600; ken@uniquewire.com, ASTM Staff Contact:, Katerina Koperna, Phone: 610-832-9728; kkoperna@astm.org, ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org Release #9290
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Purified terephthalic acid, often known simply as PTA, is in high demand as the key raw material for the manufacture of polyester fiber, resin and film. Two proposed ASTM standards are currently being developed that will be used to find major impurities in PTA product. The two proposed standards are ASTM WK36121 , Test Method for Determination of p-Toluic Acid and 4-Carboxybenzaldehyde in…, ASTM Committee D16 Next Meeting:, Jan. 30-31, 2013, January Committee Week, Jacksonville, Fla., Technical Contact:, Yuhong Zhang, China Petrochemical Corp., Shanghai, China, Phone: 011-86-21-68462281; zhangyh.sshy@sinopec.com, ASTM Staff Contact:, Christine DeJong, Phone: 610-832-9736; cdejong@astm.org, ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org R elease #9266
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A new ASTM International standard covers a special grade of industrial woven wire cloth called filter cloth for general filtration, including the separation of solids from fluids. ASTM E2814 , Guide for Industrial Woven Wire Filter Cloth, was developed by Subcommittee E29.01 on Sieves, Sieving Methods and Screening Media , part of ASTM International Committee E29 on Particle and Spray…, ASTM Committee E29 Next Meeting:, Oct. 31-Nov. 1, 2011, October Committee Week, Tampa, Fla., Technical Contact:, Ken Beyer, Unique Wire Weaving Co., Hillside, N.J., Phone: 908-688-4600; ken@uniquewire.com, ASTM Staff Contact:, Christine Sierk, Phone: 610-832-9728; csierk@astm.org, ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org Release #8934
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ASTM International Committee E29 on Particle and Spray Characterization has recently approved an extensive revision of ASTM standard E11 , Specification for Wire Cloth and Sieves for Testing Purposes. The revision will lead to better control of the quality of sieve cloths and test sieves. ASTM E11 is under the jurisdiction of Subcommittee E29.01 on Sieves, Sieving Methods and Screening Media.…
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Manufacturers of toluene, mixed xylenes and p-xylene are often required to determine the type and amount of impurities that remain from manufacture. A new ASTM International standard, D7504 , Test Method for Trace Impurities in Monocyclic Aromatic Hydrocarbons by Gas Chromatography and Effective Carbon Number, can now be used as an internal quality control tool where these products are produced…
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Chemical plants and contract and research laboratories will all be likely users of a new ASTM International standard, D 7183 , Test Method for Determination of Total Sulfur in Aromatic Hydrocarbons and Related Chemicals by Ultraviolet Fluorescence. D 7183 was developed by Subcommittee D16.04 on Instrumental Analysis, part of ASTM International Committee D16 on Aromatic Hydrocarbons and Related…
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An ASTM International task group on battery separator materials is currently working on the latest in a series of standards being developed for alkaline battery separators. The proposed new standard, WK13587 , Test Methods for Sampling and Testing Materials That Are Used for Alkaline Battery Separators, is under the jurisdiction of Subcommittee D09.19 on Dielectric Sheet and Roll Products, which…
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ASTM International Committee F16 on Fasteners has recently approved an important new standard that deals with coated threaded fasteners and washers by hot-dip zinc galvanizing. The standard, F 2329, Specification for Zinc Coating, Hot-Dip, Requirements for Application to Carbon and Alloy Steel Bolts, Screws, Washers, Nuts and Special Threaded Fasteners, is under the jurisdiction of Subcommittee…
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Sieve manufacturers produce testing sieves using various sizes of wire cloth, per ASTM International standard E 11, Specification for Wire Cloth and Sieves for Testing Purposes. They also use ASTM standards E 161, Specification for Precision Electroformed Sieves, and E 323, Specification for Perforated-Plate Sieves for Testing Purposes when producing sieves from perforated plate. These…