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Terms that are commonly used to describe defects or abnormalities found in different types of polymer pellets have now been collected in a standard developed by ASTM International Committee D20 on Plastics . ASTM D7711 , Guide for Description of Polymer Pellet Defects, is under the jurisdiction of Subcommittee D20.92 on Terminology . According to Diane Todd, senior chemist, quality control…
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A proposed ASTM standard will provide polyurethane raw material suppliers, customers and developers with a useful practice for setting up gel tests to determine the reactivity of materials. The proposed new standard, ASTM WK34781 , Practice for Gel Tests for Polyurethane Non-Foam Formulations, is being developed by Subcommittee D20.22 on Cellular Materials — Plastics and Elastomers, part of ASTM…, ASTM Committee D20 Next Meeting:, April 15-18, 2012, April Committee Week, Phoenix, Ariz., Technical Contact:, David Mullen, Rubicon LLC, Geismar, La., Phone: 225-242-5403; david_p_mullen@huntsman.com, ASTM Staff Contact:, Alyson Fick, Phone: 610-832-9710; afick@astm.org, ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org Release #9018
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Hard surface cleaning products that employ steam comprise a new and growing segment of the vacuum cleaner market, although there are currently no agreed-upon industry-wide standards for such products. A new ASTM subcommittee, F11.40 on Steam Products , part of ASTM International Committee F11 on Vacuum Cleaners , will be developing test methods to measure the performance and durability of steam…
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The Resin Identification Code (RIC) system is a means of sorting different types of plastics from household waste. The RIC was developed by the Society of the Plastics Industry in 1988. The RIC assigns a numeral from 1 to 7, with a “chasing arrows” symbol around the number, to a piece of plastic to indicate its type. SPI recognized the importance of the involvement of the technical stakeholder…, ASTM Committee D20 Next Meeting:, Nov. 14-17, November Committee Week, San Antonio, Texas, Technical Contact:, Thomas Pecorini, Eastman Chemical Co., Kingsport, Tenn., Phone: 423-229-5917; tjpec@eastman.com, ASTM Staff Contact:, Brynn Murphy, Phone: 610-832-9640; bmurphy@astm.org, ASTM PR Contact:, Barbara Schindler, Phone: 610-832-9603; bschindl@astm.org Release #8682/Sept2010
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A type of lime that has been used in construction since ancient Roman times is now covered by an ASTM International standard. ASTM International Committee C07 on Lime has approved ASTM C1707 , Specification for Pozzolanic Hydraulic Lime for Structural Purposes. The new standard is under the jurisdiction of Subcommittee C07.02 on Specifications and Guidelines. According to Margaret Thomson, the…
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Determining and potentially reducing the amount of energy expended by vacuum cleaners is the purpose of a proposed new ASTM international standard, WK21491 , Test Method For Determining Energy Consumption of Vacuum Cleaners Relative to Cleaning. The proposed standard is being developed by Task Group F11.20.04 On Energy Usage And Performance, under the jurisdiction of Subcommittee F11.20 on…
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A proposed new ASTM International standard will provide a method for a comparative evaluation of limestone sources available for use in flue gas desulfurization (FGD) applications. The proposed standard, WK20129 , Test Method for Evaluating Limestone for Use in Wet Flue Gas Desulfurization Applications by Reactivity, is being developed by Subcommittee C07.05 on Chemical Tests, part of ASTM…
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A proposed new ASTM International standard will facilitate more efficient recycling of a variety of post-consumer plastics. The proposed standard, WK20632, Practice for Marking Plastic Products for Identification in Reuse and Recycling, is under the jurisdiction of Subcommittee D20.95 on Recycled Plastics, part of ASTM International Committee D20 on Plastics. ASTM WK20632 is based on an original…
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ASTM International Committee F11 on Vacuum Cleaners invites all interested parties to participate in a virtual meeting regarding a new standards developing activity on vacuum cleaner energy measurements. The meeting will be held June 25 at 10:00 a.m. EDT. Through this activity, Committee F11 plans to develop a standard or set of standards that will aid in increasing the energy efficiency of…