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现行 ASTM D1483-12(2023)
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Standard Test Method for Oil Absorption of Pigments by Gardner-Coleman Method 用加德纳-科尔曼法测定颜料吸油性的标准试验方法
发布日期: 2023-06-01
1.1 本试验方法包括通过Gardner Coleman程序测定颜料的吸油量。 2. 1.2 以国际单位制表示的数值应视为标准。括号中给出的值仅供参考。 1.3 本标准并非旨在解决与其使用相关的所有安全问题(如有)。本标准的使用者有责任在使用前制定适当的安全、健康和环境实践,并确定监管限制的适用性。 1.4 本国际标准是根据世界贸易组织技术性贸易壁垒委员会发布的《关于制定国际标准、指南和建议的原则的决定》中确立的国际公认的标准化原则制定的。 ====意义和用途====== 4.1 通过该测试方法获得的吸油值提供了当颜料用于颜料糊中时颜料的载体需求的信息。吸油值可用于表征给定颜料的批次。 4.2 该试验方法与试验方法不同 第281页 因为 第281页 需要剧烈的摩擦作用,而这种测试方法只需要轻轻搅拌和折叠颜料。由于终点不同,从两种测试方法获得的值通常不同。
1.1 This test method covers the determination of oil absorption of pigments by the Gardner-Coleman procedure. 2 1.2 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only. 1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. ====== Significance And Use ====== 4.1 The oil absorption value obtained by this test method provides information about the vehicle demand of the pigment when it is used in a pigment paste. Oil absorption values can be used to characterize batches of a given pigment. 4.2 This test method differs from Test Method D281 in that D281 requires a vigorous rubbing action whereas this test method involves only a gentle stirring and folding of the pigment. Because the end points are different, the values obtained from the two test methods generally differ.
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归口单位: D01.24
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