The professional drycleaner who knows how to test fabrics in drycleaning and wetcleaning procedures will avoid problems and damages from ruined fabrics. Although there are tests that require laboratory analysis, many tests can be performed by the knowledgeable drycleaner. These tests are used to ensure drycleaning, spotting and wetcleaning procedures are done correctly. It is […]
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Ink stains on garments may occur at home, in the office, at school or at an art studio. Ink stains sometimes occur when a leaking pen is carried in the pocket. Ink stains are classified as dryside or wetside depending on the solvent or substance in which the pigment dye is dissolved or disbursed. Dryside
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In the course of my consultations and training I come across drycleaners using a large variety of different chemicals from different manufacturers. The chemical formulations offered by different manufacturers are not necessarily similar and the drycleaner has to choose what works best for them. There is not just one manufacturer who has a monopoly providing
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White fabrics produced in manufacture will usually have a gray or yellowish tint. To offset the discolored look fabrics are bleached in manufacture to create a white fabric. Fluorescent dyes or optical brightness are then added to the fabric to increase the whiteness of the fabric. Fluorescent dyes increase the brightness by converting invisible ultra-violet
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Bleaching is removing stains by camouflaging. The stain is made invisible by adding or removing oxygen. Bleaches can be accelerated by heat and concentration. Chemical acceleration is used when the normal bleaching process does not work. Chemical acceleration is very effective because the activating chemical enters into the chemical reaction making the bleach more effective.
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One of the most frustrating aspects of cleaning and spotting is the formation of rings. When a liquid contacts a fabric the probability of a ring is high. This occurs because the liquid moves impurities to the outer edges. Upon drying a ring emerges. Some rings are caused by the finish and sizing in a
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