wrinkling


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wrinkling

[′riŋk·liŋ]
(materials)
Distortion occurring in a film of paint that gives the appearance of ripples.
Development of a roughened surface on a film of sealant. Also known as crinkling; riveling.
(metallurgy)
Waviness around the edges of a drawn metal product.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

wrinkling, crinkling, riveling

1. The distortion in a paint film appearing as ripples; may be produced intentionally as a decorative effect or may be a defect caused by drying conditions or an excessively thick film.
2. The crinkling of the surface skin of a sealant; affects its appearance, but usually not its sealing capability.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
References in periodicals archive ?
* Choose a high-solids RTV silicone with low shrinkage to reduce wrinkling susceptibility.
It also is proposed that water immersion stimulates sympathetic nerve fibers, causing vasoconstriction of the palms and digits and ultimately leading to palmar wrinkling and the associated parasthesias.
Section 2 presents the nonlinear postbuckling analysis method to simulate the wrinkling pattern of laminated membranes.
We define the global wrinkling parameters [bar.[[eta].sub.[chi]]] to describe the wrinkling characteristics.
Based on the performance of the Lemex on the interleaf polyethylene, Leach plans to try the Lemex on some of their thin calendered rubber products where wrinkling has been an issue.
The local wrinkling locations are the two inflection points.
They protect the skin against ultra violet irradiation, improve wrinkling and reduce pigmentation."
If the laminator is adequately aligned and maintained, many of the sources potentially contributing to wrinkling problems may not actually result in wrinkles.
The three main causes of skin wrinkling and premature aging are heredity, excessive sun exposure, and smoking.
It remains important to be aware of the major avoidable causes of premature wrinkling. Pre-eminent is smoking.
Wrinkling is most likely to happen during cure and can occur in powder coatings as well as liquid products.
Bipen Patel of Royal Devon and Exeter (England) Hospital and colleagues assessed lung function and assigned a wrinkling score for 149 middleaged current and former smokers.