Application of ultrasound and microwaves during treatment of fabrics with liquid-repellent finishes / by J.M. McAndless and B.V. Lacroix, and A.J. Last and T.W. Hislop.: DR52-17/25-1977E-PDF

"Two types of military fabric were treated with a liquid-repellent fluorochemical finish in the presence of high-frequency sonic energy (ultrasound) over a range of frequencies and power levels. Fabric properties such as physical strength, liquid repellency, and durability of repellency to laundering and wearing were evaluated following treatment to determine the effects of using ultrasound during the finishing process. A second series of tests was carried out to determine whether microwave energy could be employed for the purpose of ensuring a more uniform impregnation of the fabrics, as well as to accelerate the drying and curing process"--Abstract, page iii.

Permanent link to this Catalogue record:
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Publication information
Department/Agency Defence Research Establishment Ottawa, issuing body.
Canada. Department of National Defence. Research and Development Branch, issuing body.
Title Application of ultrasound and microwaves during treatment of fabrics with liquid-repellent finishes / by J.M. McAndless and B.V. Lacroix, and A.J. Last and T.W. Hislop.
Series title DREO report ; no. 764
Publication type Series - View Master Record
Language [English]
Format Electronic
Electronic document
Note(s) "Unclassified."
Digitized edition from print [produced by Defence Research and Development Canada].
Includes bibliographical references (pages 35-36).
Includes abstracts in English and French.
Publishing information Ottawa : Defence Research Establishment Ottawa, October 1977.
Author / Contributor McAndless, J. M., 1942- author.
Description 1 online resource (iii, 40 pages, 2 unnumbered pages) : illustrations, maps.
Catalogue number
  • DR52-17/25-1977E-PDF
Departmental catalogue number 77-165
Subject terms Water repellents.
Microwaves -- Military applications.
Textile chemistry.
Hydrofuges.
Micro-ondes -- Applications militaires.
Chimie textile.
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