ASTM D5552-00(2010)

Standard Test Method for Resistance of Colored Leather to Bleeding

SIGNIFICANCE AND USE
Bleed resistance is considered to be an important characteristic in leather used to make lined and unlined items that may come in contact with water.
SCOPE
1.1 This test method covers the determination of the resistance of colored leather to bleeding. This test method does not apply to wet blue.
1.2 This test method is intended for use on finished upper leather for shoes or similar end use, or the leather article such as shoe, handbag, etc.
1.3 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.
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 and health practices and determine the applicability of regulatory limitations prior to use.

General Information

• Status: Historical
• Publication Date: 31-Mar-2010
• ICS: 59.140.30 - Leather and furs
• Technical Committee: D31 - Leather
• Drafting Committee: D31.04 - Apparel

Relations

• Replaces: ASTM D5552-00(2005) - Standard Test Method for Resistance of Colored Leather to Bleeding
• Effective Date: 01-Apr-2010
• Replaced By: ASTM D5552-10 - Standard Test Method for Resistance of Colored Leather to Bleeding
• Effective Date: 01-Oct-2010

Standards Content (Sample)

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
Designation:D5552–00(Reapproved2010)
Standard Test Method for
Resistance of Colored Leather to Bleeding
This standard is issued under the fixed designation D5552; 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.
1. Scope 5.2 Bleached Cotton Sheeting, 2 in. squares (51.6 by 51.6
mm).
1.1 This test method covers the determination of the resis-
5.3 Glass Plates,two6in.squares(152.4by152.4mm)and
tance of colored leather to bleeding. This test method does not
0.125 in. (3.18 mm) thick.
apply to wet blue.
1.2 This test method is intended for use on finished upper
6. Test Specimen
leather for shoes or similar end use, or the leather article such
6.1 Thetestspecimenshallbea4in.square(101.6by101.6
as shoe, handbag, etc.
mm) of finished leather.
1.3 The values stated in inch-pound units are to be regarded
as the standard. The values given in parentheses are for
7. Procedure
information only.
7.1 Place the unfinished side of the leather specimen on the
1.4 This standard does not purport to address all of the
center of one of the glass plates. Thoroughly soak the four
safety concerns, if any, associated with its use. It is the
squares of cotton sheeting in distilled water for 5 min. Stack
responsibility of the user of this standard to establish appro-
them on top of each other on the other glass plate. Invert this
priate safety and health practices and determine the applica-
plate with the cotton cloths, and place on top of the other plate
bility of regulatory limitations prior to use.
holding the leather specimen. The cloths should line up
approximately in the center of the leather specimen.
2. Referenced Documents
7.2 The cloth in immediate contact with the leather is
2.1 ALCA Method:
marked Number 1, the next cloth Number 2, the next Number
K12 Method for Testing Resistance of Colored Leather to
2 3 and the top cloth Number 4. Place this entire sandwich in an
Bleeding
oven at 120°F (49°C) for 12 h. Remove the glass plates and
3. Terminology observe the individual cloths for discoloration.
3.1 Definitions of Terms Specific to This Standard:
8. Report
3.1.1 bleeding—the transfer of color from a finished leather
8.1 Migration of Bleeding—Observe each of the four cloths
sample onto or into another medium.
for coloration and report migration as 0, 1, 2, 3, or 4. The
4. Significance and Use numbers indicate the cotton cloth that discoloration has
reached by migration.
4.1 Bleed resistance is considered to be an important char-
8.2 Hue—Note the predominant hue of the colors that bled
acteristic in leather used to make lined and unlined items that
on each cloth.
may come in contact with water.
8.3 Intensity—Observe each cloth Number 1 for this pur-
5. Apparatus
pose. The degrees of intensity shall be termed none, slight,
moderate, or considerable as determined by comparing the test
5.1 Air-Tight Oven.
cloth discoloration to the AATCC Grey Scale for E
...