ASTM D2372-85(2022)
(Practice)Standard Practice for Separation of Vehicle From Solvent-Reducible Paints
Standard Practice for Separation of Vehicle From Solvent-Reducible Paints
SIGNIFICANCE AND USE
3.1 Separation of the vehicle from the pigment in solvent-reducible paints is required in order to characterize paint vehicles by chemical, spectroscopic, or chromatographic techniques. Characterization of vehicles is important since they play a major role in the performance of coatings.
SCOPE
1.1 This practice covers the procedure for the separation of the vehicle from the pigment in solvent-reducible paint.
1.2 In the development of the practice the following materials were tested: white soya and white fish oil isophthalic alkyd semi-gloss enamels, white linseed oil paint, white soya and white linseed o-phthalic alkyd enamels. It is considered to be applicable to similar materials.
1.3 The values stated in SI units are to be regarded as standard. No other units of measurement are included in 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 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.
1.5 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.
General Information
- Status
- Published
- Publication Date
- 30-Nov-2022
- Technical Committee
- D01 - Paint and Related Coatings, Materials, and Applications
- Drafting Committee
- D01.21 - Chemical Analysis of Paints and Paint Materials
Relations
- Effective Date
- 15-Dec-2019
- Effective Date
- 01-Dec-2010
- Effective Date
- 01-Dec-2010
- Effective Date
- 01-Jan-2005
- Effective Date
- 01-Jan-2005
- Effective Date
- 10-May-1999
- Effective Date
- 10-May-1999
Overview
ASTM D2372-85(2022): Standard Practice for Separation of Vehicle From Solvent-Reducible Paints is an internationally recognized ASTM standard that outlines procedures for separating the vehicle (binder and liquid components) from the pigment in solvent-reducible paints. This separation is essential for the subsequent characterization and analysis of paint vehicles using chemical, spectroscopic, or chromatographic techniques. Characterizing these vehicles is highly important as they greatly influence the performance and durability of coatings across various industrial applications.
Key Topics
Scope and Applicability:
- This standard describes a method for separating the vehicle from the pigment in solvent-reducible paints using centrifugal force.
- It was developed and validated using materials such as white soya and white fish oil isophthalic alkyd semi-gloss enamels, white linseed oil paint, and similar materials, making it broadly applicable to related coatings.
- The method is specifically stated in SI units.
Procedure:
- The practice primarily utilizes a high-speed centrifuge capable of developing forces greater than 10,000 g.
- Homogenize the paint sample and centrifuge a measured amount to promote separation. In some cases, an additional solvent may be added if separation is difficult.
- The separated vehicle is collected for further testing or characterization as needed.
Significance:
- Enables accurate analysis of paint vehicles, ensuring that coatings meet performance requirements and regulatory standards.
- Supports quality control, research and development, and compliance verification in industrial paint manufacturing and application.
Safety and Compliance:
- Users must independently address safety, health, and environmental practices and be aware of any regulatory limitations.
- Developed in accordance with WTO TBT Committee principles, ensuring alignment with global standardization best practices.
Applications
ASTM D2372-85(2022) is widely used in industries and laboratories where the performance and analysis of solvent-reducible paints are critical. Typical applications include:
- Quality Assurance and Control:
Used by paint manufacturers to verify the consistency and chemical composition of batches. - Paint Formulation and R&D:
Essential for laboratories developing new coatings or modifying existing formulations to meet specific performance criteria. - Regulatory Compliance:
Facilitates testing needed to ensure paints comply with environmental or industrial standards. - Failure Analysis:
Utilized when investigating the causes of coating failures or inconsistencies in field applications. - Analytical Testing:
Forms a foundational step before undertaking chemical, chromatographic, or spectroscopic analysis of vehicle components.
Related Standards
For comprehensive testing and evaluation in conjunction with ASTM D2372-85(2022), the following standards are frequently referenced:
- ASTM D2371: Test Method for Pigment Content of Solvent-Reducible Paints
Describes procedures for determining the amount of pigment present in solvent-reducible paints. - ASTM D2698: Test Method for Determination of Pigment Content of Solvent-Reducible Paints by High-Speed Centrifuging
Provides detailed methodology for quantifying pigment content via centrifugation.
These related ASTM standards help ensure holistic analysis and quality assurance across the lifecycle of paint products.
By following ASTM D2372-85(2022), professionals ensure accurate separation and analysis of vehicles in solvent-reducible paints, which is essential for quality, innovation, and regulatory compliance in the coatings industry.
Frequently Asked Questions
ASTM D2372-85(2022) is a standard published by ASTM International. Its full title is "Standard Practice for Separation of Vehicle From Solvent-Reducible Paints". This standard covers: SIGNIFICANCE AND USE 3.1 Separation of the vehicle from the pigment in solvent-reducible paints is required in order to characterize paint vehicles by chemical, spectroscopic, or chromatographic techniques. Characterization of vehicles is important since they play a major role in the performance of coatings. SCOPE 1.1 This practice covers the procedure for the separation of the vehicle from the pigment in solvent-reducible paint. 1.2 In the development of the practice the following materials were tested: white soya and white fish oil isophthalic alkyd semi-gloss enamels, white linseed oil paint, white soya and white linseed o-phthalic alkyd enamels. It is considered to be applicable to similar materials. 1.3 The values stated in SI units are to be regarded as standard. No other units of measurement are included in 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 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. 1.5 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 3.1 Separation of the vehicle from the pigment in solvent-reducible paints is required in order to characterize paint vehicles by chemical, spectroscopic, or chromatographic techniques. Characterization of vehicles is important since they play a major role in the performance of coatings. SCOPE 1.1 This practice covers the procedure for the separation of the vehicle from the pigment in solvent-reducible paint. 1.2 In the development of the practice the following materials were tested: white soya and white fish oil isophthalic alkyd semi-gloss enamels, white linseed oil paint, white soya and white linseed o-phthalic alkyd enamels. It is considered to be applicable to similar materials. 1.3 The values stated in SI units are to be regarded as standard. No other units of measurement are included in 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 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. 1.5 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.
ASTM D2372-85(2022) is classified under the following ICS (International Classification for Standards) categories: 87.060.20 - Binders. The ICS classification helps identify the subject area and facilitates finding related standards.
ASTM D2372-85(2022) has the following relationships with other standards: It is inter standard links to ASTM D2371-19, ASTM D2371-85(2010), ASTM D2698-05(2010), ASTM D2371-85(2005), ASTM D2698-05, ASTM D2698-90(1999), ASTM D2371-85(1999). Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
ASTM D2372-85(2022) is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.
Standards Content (Sample)
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.
Designation: D2372 − 85 (Reapproved 2022)
Standard Practice for
Separation of Vehicle From Solvent-Reducible Paints
This standard is issued under the fixed designation D2372; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the U.S. Department of Defense.
1. Scope D2698 Test Method for Determination of the Pigment Con-
tent of Solvent-Reducible Paints by High-Speed Centri-
1.1 This practice covers the procedure for the separation of
fuging
the vehicle from the pigment in solvent-reducible paint.
3. Significance and Use
1.2 In the development of the practice the following mate-
rials were tested: white soya and white fish oil isophthalic
3.1 Separation of the vehicle from the pigment in solvent-
alkyd semi-gloss enamels, white linseed oil paint, white soya
reducible paints is required in order to characterize paint
and white linseed o-phthalic alkyd enamels. It is considered to
vehicles by chemical, spectroscopic, or chromatographic tech-
be applicable to similar materials.
niques. Characterization of vehicles is important since they
play a major role in the performance of coatings.
1.3 The values stated in SI units are to be regarded as
standard. No other units of measurement are included in this
4. Apparatus
standard.
4.1 Centrifuge, high-speed, capable of developing in excess
1.4 This standard does not purport to address all of the
of 10 000 g.
safety concerns, if any, associated with its use. It is the
NOTE 1—Calculate the gravity developed by the centrifuge as follows:
responsibility of the user of this standard to establish appro-
26 2
priate safety, health, and environmental practices and deter- g 5 1.118 310 3r 3n (1)
mine the applicability of regulatory limitations prior to use.
where:
1.5 This international standard was developed in accor-
r = rotating radius, mm, and
dance with internationally recognized principles on standard-
n = rotating speed, r/min.
ization established in the Decision on Principles for the
5. Procedure
Development of International Standards, Guides and Recom-
NOTE 2—If the percent of pigment is desired, see Test Method D2371
mendations issued by the World Trade Organization Technical
and Test Method D2698.
Barriers to Trade (TBT) Committee.
5.1 Mix the sample until it is homogeneous, preferably on a
mechanical shaker.
2. Referenced Documents
5.2 Centrifuge about 20 mL of the whole paint on a
2.1 ASTM Standards:
h
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