ASTM D6150-2015 red 2409 Standard Test Method for Estimating Processing Losses of Plastisols and Organosols Due to Volatility《评估由于挥发性而导致的塑料溶胶和有机溶胶的加工损耗的标准试验方法》.pdf

《ASTM D6150-2015 red 2409 Standard Test Method for Estimating Processing Losses of Plastisols and Organosols Due to Volatility《评估由于挥发性而导致的塑料溶胶和有机溶胶的加工损耗的标准试验方法》.pdf》由会员分享，可在线阅读，更多相关《ASTM D6150-2015 red 2409 Standard Test Method for Estimating Processing Losses of Plastisols and Organosols Due to Volatility《评估由于挥发性而导致的塑料溶胶和有机溶胶的加工损耗的标准试验方法》.pdf（3页珍藏版）》请在麦多课文档分享上搜索。

1、Designation: D6150 09D6150 15Standard Test Method forEstimating Processing Losses of Plastisols and OrganosolsDue to Volatility1This standard is issued under the fixed designation D6150; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revisi

2、on, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This test method describes a procedure for the determination of the relative volatility of polyvinyl

3、chloride plastisols andorganosols at elevated temperatures.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 The text of this standard references notes and footnotes which provide explanatory material. These notes and f

4、ootnotes,excluding those in tables and figures, shall not be considered as requirements of this standard.1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibilityof the user of this standard to establish appropriate safety and

5、 health practices and determine the applicability of regulatorylimitations prior to use.NOTE 1There is no known ISO equivalent to this test method.standard.2. Referenced Documents2.1 ASTM Standards:2D618 Practice for Conditioning Plastics for TestingD883 Terminology Relating to PlasticsD1600 Termino

6、logy for Abbreviated Terms Relating to PlasticsE145 Specification for Gravity-Convection and Forced-Ventilation Ovens3. Terminology3.1 DefinitionsThe terms used in this test method are in accordance with Terminology D883 and abbreviations are inaccordance with Terminology D1600, unless otherwise ind

7、icated.4. Summary of Test Method4.1 Plastisols or organosols are weighed in aluminum dishes and heated in a circulating air oven at 177C (350F) for 10 min.The specimens are removed from the oven, cooled, and reweighed. The weight loss is determined and reported as either percentweight loss or weight

8、 loss per unit area of exposed surface.5. Significance and Use5.1 The volatile components of a plastisol or organosol influencesinfluence the weight loss during processing. It is possible thatthis information will be useful to the producer and user and to environmental interests for estimating the v

9、olatiles emitted by theplastisol or organosol during processing.5.2 Results obtained by this test method are not strictly equivalent to those experienced during product processing whereinconditions of temperature, air flow, coating mass, and configuration are potentially quite different.5.3 This tes

10、t method is not necessarily applicable to all types of plastisol and organosol applications.Any change in the specifiedtesting time or temperature to accommodate unique applications shall be included in the report (see 7.3).1 This test method is under the jurisdiction of ASTM Committee D20 on Plasti

11、cs and is the direct responsibility of Subcommittee D20.15 on Thermoplastic Materials.,Section D20.15.07 on Vinyl Chloride Polymers.Current edition approved Sept. 1, 2009Sept. 1, 2015. Published September 2009September 2015. Originally approved in 1997. Last previous edition approved in 20032009as D

12、6150 - 97D6150 - 09.(2003). DOI: 10.1520/D6150-09.10.1520/D6150-15.2 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information, refer to the standards Document Summary page on the ASTM we

13、bsite.This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Becauseit may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult pri

14、or editions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered the official document.*A Summary of Changes section appears at the end of this standardCopyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 194

15、28-2959. United States16. Apparatus6.1 Oven, forcedventilation laboratory oven, Type II, Grade A, with 100 to 200 air exchanges/h as specified in SpecificationE145.6.1.1 It is acceptable to use a rotating turntable drive at a rate of 1 to 6.6.1.2 It is acceptable to use a tray to fit the turntable t

16、o minimize the temperature drop in the oven.6.2 Aluminum Foil Dishes, 57 mm in diameter by 18 mm high with a smooth (planar) bottom surface.7. Procedure7.1 Mix the Ensure the plastisol or organosol is homogeneous. If necessary, mix the sample by hand or mechanical stirrer untilhomogeneous.homogeneou

17、s and deaerate.7.2 Tare three aluminum dishes to the nearest 0.1 mg.7.3 Amore accurate measurement of weight loss is possible if the thickness of the sample in the aluminum dish approaches thethickness of the material during processing. The weight of the specimens added to the dish is allowed to var

18、y according to theapplication. Add the Add the plastisol or organosol specimen in such a manner as to entirely cover the bottom of the dish. Theweight added to each dish should be as uniform as possible and only vary by shall vary by only 60.1 g of the selected weight.If the thickness of the final p

19、roduct cannot be accurately determined, add 6.0 6 0.1 g to each dish.NOTE 2A more representative measurement of weight loss is possible if the thickness of the sample in the aluminum dish approaches the thicknessof the material during processing. The weight of the specimens added to the dish is allo

20、wed to vary according to the application.7.4 Reweigh the dishes to the nearest 0.1 mg.7.5 Place only three dishes from a single specimen in the oven on a shelf or turntable, or both, perpendicular to the airflow.7.5.1 If a rotating turntable is used, place the dishes on the turntable equally spaced

21、from the center.7.5.2 Due to the short heating time, place the specimens should be placed into the oven as quickly as possible to minimize thetemperature drop in the oven.7.6 Heat the aluminum foil dishes containing the specimens in the forced draft oven (6.1) for 10 min 6 20 s at 177C (350F).7.7 Re

22、move the dishes from the oven, place immediately in a desiccator, cool for 15 min to ambient temperature, and weighto 0.1 mg.8. Calculation8.1 Calculate the percent volatile matter, V, in the plastisol or organosol as follows:V 5W22W1!2W3 2W1!/W22W1!#3100 (1)where:W1 = weight of aluminum foil dish,W

23、2 = weight of dish plus specimen, andW3 = weight of dish plus specimen after heating.8.2 Calculate the weight loss relative to unit area of exposed surface as follows:D6150 152weight loss,g/mm2 5W22W1!2W32W1!#/pid2/4!51.273W32W1!2W22W1!#/d2 (2)where:W1 = weight of aluminum foil dish,W2 = weight of d

24、ish plus specimen,W3 = weight of dish plus specimen after heating, andd = external diameter of specimen after heating in mm.9. Report9.1 Report the following information:9.1.1 Sample identification.9.1.2 Average of percent volatile loss of the sample run in triplicate or the average of the volatile

25、weight loss of the samplerelative to unit area, or both, g/mm2.9.1.3 Any deviations from the test and the reasons for these deviations.10. Precision and Bias10.1 The precision and bias of this test method currently is being determined.11. Keywords11.1 organosol; plastisol; poly(vinyl chloride) (PVC)

26、; volatilesSUMMARY OF CHANGESCommittee D20 has identified the location of selected changes to this standard since the last issue(D6150 - 97D6150 - 09(2003) that may impact the use of this standard. (September 1, 2009)2015)(1) Removed permissive language.Updated subcommittee information to include “S

27、ection D20.15.07 on Vinyl ChloridePolymers.”(2) Placed old Note 2 intoSubsection 5.1Changed “influences” to “influence” 7.5.2.to match plural subject.(3) Subsection 7.1Clarified to indicate that the plastisol/organosol is already made but needs to be checked for homogeneity foruse in the method.(4)

28、Subsection 7.3Moved first two sentences to a note and changed “accurate” to “representative.”(5) Subsection 7.4Removed “should.”ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are

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