Standard Test Methods for Nonvolatile Content of Heatset and Liquid Printing Ink Systems

SCOPE
1.1 These test methods cover the determination of weight content of nonvolatile matter in two types of printing inks.  
1.2 Test Method A is applicable to heatset-type printing inks and resin solutions; solvents in such systems typically have initial boiling points in the range from 240 to 275°C (470 to 535°F) and vapor pressures less than 0.2 mm Hg.  
1.3 Test Method B is applicable to liquid-type printing inks and vehicles based on aqueous or organic solvents that evaporate readily at ordinary room temperatures.  
1.4 This standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use .  Note 1-Test Method A (for heatset systems) specifies a specimen film thickness that is much thinner than those produced by related test methods; one exception is Test Method B in Test Method D1259, which is recommended as a referee test. Note 2-Test Method B (for liquid ink systems) is similar to Test Method D2369 except that a solvent is not required for spreading the test specimen.

General Information

Status
Historical
Publication Date
31-Dec-1991
Current Stage
Ref Project

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ASTM D4713-92(1997)e1 - Standard Test Methods for Nonvolatile Content of Heatset and Liquid Printing Ink Systems
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e1
Designation: D 4713 – 92 (Reapproved l997)
AMERICAN SOCIETY FOR TESTING AND MATERIALS
100 Barr Harbor Dr., West Conshohocken, PA 19428
Reprinted from the Annual Book of ASTM Standards. Copyright ASTM
Standard Test Methods for
Nonvolatile Content of Heatset and Liquid Printing Ink
Systems
This standard is issued under the fixed designation D 4713; 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 (e) indicates an editorial change since the last revision or reapproval.
e NOTE—Editorial change made in Keywords Section in December l997.
1. Scope Determine the Precision of a Test Method
1.1 These test methods cover the determination of weight
3. Summary of Test Methods
content of nonvolatile matter in two types of printing inks.
3.1 Test Method A—Heatset Systems. A 0.15-g specimen is
1.2 Test Method A is applicable to heatset-type printing inks
mechanically spread in a 57-mm weighing dish to a nominal
and resin solutions; solvents in such systems typically have
thickness of 80 6 10 g/m and heated in a forced ventilation
initial boiling points in the range from 240 to 275°C (470 to
oven at 110°C for 3 h.
535°F) and vapor pressures less than 0.2 mm Hg.
3.2 Test Method B—Liquid Ink Systems. A 0.5-g specimen is
1.3 Test Method B is applicable to liquid-type printing inks
dispensed into a 57-mm weighing dish by means of a dispos-
and vehicles based on aqueous or organic solvents that evapo-
able syringe, mechanically spread out, and heated in an oven at
rate readily at ordinary room temperatures.
110°C for 1 h.
1.4 This standard does not purport to address all of the
safety concerns, if any, associated with its use. It is the
4. Significance and Use
responsibility of the user of this standard to establish appro-
4.1 Nonvolatile content of printing inks is useful for speci-
priate safety and health practices and determine the applica-
fication acceptance between the producer and the user.
bility of regulatory limitations prior to use.
4.2 In order to obtain accurate results for heatset systems
NOTE 1—Test Method A (for heatset systems) specifies a specimen film
within the specified 3-h heating time, the specimen film
thickness that is much thinner than those produced by related test 2
thickness must be less than 100 g/m , and the oven must have
methods; one exception is Test Method B in Test Method D 1259, which
forced ventilation. Thickness of the specimen film is less
is recommended as a referee test.
critical for liquid ink systems.
NOTE 2—Test Method B (for liquid ink systems) is similar to Test
Method D 2369 except that a solvent is not required for spreading the test
5. Apparatus
specimen.
5.1 Balance, accurate to 1 mg.
2. Referenced Documents
5.2 Oven, forced-ventilation type conforming to Type IIB in
2.1 ASTM Standards:
Specification E 145 and maintained at 110 6 2°C.
D 1259 Test Methods for Nonvolatile Content of Resin 5.3 Thermometer, bulb-type, capable of reading 110 6 2°C,
Solutions
such as Thermometer 88C prescribed in Specification E 1.
D 2369 Test Method for Volatile Content of Coatings 5.4 Weighing Dish, such as an aluminum foil dish 57 mm
E 1 Specification for ASTM Thermometers
wide, the lid of a 1-lb ink can 94 mm wide, or other
E 145 Specification for Gravity-Convection and Forced- flat-bottomed container. The bottom of the container must not
Ventilation Ovens
have a trough or depression into which the test material might
E 691 Practice for Conducting an Interlaboratory Study to collect.
5.5 Spatula, or small ink knife.
5.6 Spreading Device, one per weighing dish, of heat-stable
These test methods are under the jurisdiction of ASTM Committee D-1 on Paint
material, such as a glass stirring rod or thick L-shaped wire.
and Related Coatings, Materials, and Applications and are the direct responsibility
5.7 Forceps,
of Subcommittee D01.56 on Printing Inks.
5.8 Desiccator,
Current edition approved Oct. 15, 1992. Published December 1992. Originally
e1
5.9 Syringe (for liquid ink systems only), single-use 2 to
published as D 4713 – 87. Last previous edition D 4713 – 87 .
Annual Book of ASTM Standards, Vol 06.01.
Annual Book of ASTM Standards, Vol 14.03.
4 5
Annual Book of ASTM Standards, Vol 14.02. Available from any scientific supply house.
D 4713
5-mL capacity without needle, or other weighing device listed
S 5 initial specimen weight, g,
in the Apparatus section of Test Method D 1259.
A 5 area, and
R 5 radius of dish bottom, 5 diameter/2 mm.
6. Reagents
NOTE 3—For a dish with a 50-mm bottom diameter, weight/area 5 510
6.1 Toluene, technical grade.
S. For a can lid with a 94-mm bottom diameter, weight/area 5 145 S.
9.2 Calculate content of nonvolatile matter as follows:
7. Preparations of Equipment and Sample
NVM,% 5 ~W/S! 3 100 (2)
7.1 Check the levelness of shelving in the oven; adjust, if
necessary. Lay the thermometer on shelf with the bulb at the
where:
place where the samples will be placed. Adjust oven controls
W 5 specimen weight after heating, g.
until thermometer reads 11
...

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