Fibers, 16. Testing and Analysis

Ernst Kleinhansl

Ernst Kleinhansl

Institut für Textil- und Verfahrenstechnik, Denkendorf, Federal Republic of Germany

Search for more papers by this author
Mary C. Sawyer Amendments concerning fiber testing methods specific for the United States have been made by

Mary C. Sawyer Amendments concerning fiber testing methods specific for the United States have been made by

E. I. Du Pont de Nemours and Company, Wilmington, DE 19898, United States

Search for more papers by this author
First published: 15 January 2012

Abstract

The article contains sections titled:

1.

Introduction

1.1.

History and Current State of the Art

1.2.

Definitions and Basic Terms

1.3.

Test Procedures, Rules, Standards

1.4.

Climate

1.5.

Sampling

2.

Tests of Form and Mass

2.1.

Length

2.1.1.

Single-Fiber Length

2.1.2.

Comb Sorter Method

2.1.3.

Electronic Method - Capacitive Scanning

2.1.4.

Electronic Method - Optical Scanning

2.2.

Width, Thickness

2.3.

Fineness

2.3.1.

Gravimetric Method

2.3.2.

Projection Microscope Method (Fiber Diameter)

2.3.3.

Diameter Measurement with Laser Beam

2.3.4.

Projection Microscope Method with Image Analysis Techniques

2.3.5.

Vibration Method

2.3.6.

Airflow Method

2.3.7.

Microscopic Area Measurement

2.4.

Microscopic Investigation of Cross Section

2.5.

Microscopic Investigation of Fiber Surface

2.6.

Crimp

2.6.1.

Crimp Frequency

2.6.2.

Crimp Ratio, Crimp Retention

2.7.

Density

2.7.1.

Pycnometer Method

2.7.2.

Density Balance (Archimedes' Principle)

2.7.3.

Gradient Method

2.8.

Chemical Identification of Fibers by Solubility

2.9.

Other Identification Methods for Fibers

2.10.

Identification of Wool and Hair

2.11.

Analysis of Fiber Impurities and Extractable Matter

2.11.1.

Trash and Dust Content of Cotton (Nonlint Content)

2.11.2.

Honeydew on Cotton

2.11.3.

Grease Content of Wool - Extractable Matter Content

2.11.4.

Preparation and Finishing Agents for Man-Made Fiber

2.12.

Maturity of Cotton

3.

Tensile Properties

3.1.

Tensile Test

3.2.

Elastic Behavior

3.3.

Modulus

3.4.

Loop Tensile Test

3.5.

Bundle Stress Test

4.

Behavior toward Water

4.1.

Moisture Adsorption

4.1.1.

Oven Drying Test

4.1.2.

Other Tests for Moisture Content of Fibers

4.2.

Water Absorption

5.

Thermal Behavior

5.1.

Melting Point

5.2.

Burning Test

6.

Dyeing Properties

6.1.

Laboratory Dyeing

6.2.

Identification of Fiber Type by Dyeing (Neocarmine)

7.

Processing

7.1.

General

7.2.

Spinning Devices for Trials

7.3.

Electrostatic Charging

7.4.

Rotor Ring Method

7.5.

Combination of Micro Dust and Trash Analyzer with the Rotor Ring Method and a Spinning Device for Trials

8.

Automated Test Units

The full text of this article hosted at iucr.org is unavailable due to technical difficulties.