Aralac

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Aralac fabric swatches

Description

[Aralac] The U.S brand name for a synthetic polyamide fiber polymerized from casein. Aralac was developed by the American Research Associates, hence its name ARA+lac (latin for milk). Based on a process developed in 1935 in Italy (see Lanital), Aralac was sold in the U.S. from the late 1930s until 1947. Aralac is a translucent, silky, white fiber that was blended with wool, mohair, rayon, and cotton for fabrics. It was also mixed with rabbit fur for felt hats.

Synonyms and Related Terms

Ara-plaid; Ara-flannel

Hazards and Safety

Dryclean only. Dampness can result in a sour milk smell.

Additional Information

Joan Kiplinger 'Vintage Fabrics' at Fabrics.net

FTIR

Aralacfiberkj1.jpg

SEM

Aralac100m.jpg

SEM

Aralac300m.jpg


Comparisons

Properties of Synthetic Fibers


Authority

  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 153
  • Rosalie Rosso King, Textile Identification, Conservation, and Preservation, Noyes Publications, Park Ridge, NJ, 1985

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