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Early method of bleaching cotton and linen goods on lawns A bleach worker. The textile bleaching (or bleaching of textiles) is one of the steps in the textile manufacturing process. The objective of bleaching is to remove the natural color for the following steps such as dyeing or printing or to achieve full white. [1]
A major source of chemical bleaching is hydrogen peroxide (H 2 O 2) that contains a single bond, (–O–O–). When the bond breaks, it gives rise to very reactive oxygen specie, which is the active agent of the bleach. Around sixty percent of the world's hydrogen peroxide is used in chemical bleaching of textiles and wood pulp. [7]
Scouring is an essential pre-treatment for the subsequent finishing stages that include bleaching, dyeing, and printing. [5] Raw and unfinished textiles contain a significant amount of impurities, both natural and foreign.
If you're looking to lighten up your hair, but want to minimize the amount of damage that can result from an all-over processing job, you could also try balayage, baby highlights or even peekaboo ...
Ahead, you’ll notice a 12-step bleaching process, along with tips and tricks from hair colorist and R+ Co Collective member Richy Kandasamy and Wella Colorcharm and Clairol Professional Top ...
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Ammonia is also contained in many hair dyes. [16] Hair colors containing ammonia have been safely used for years. However, ammonia exposure can cause conjunctiva irritation of the eyes. [17] Bleach Traditional bleach contains chlorine and/or hydroquinone. Chlorine can irritate and burn skin, as can skin-bleaching products [citation needed].
It is used, for example, to bleach wood pulp and hair or to prepare other bleaching agents like perborates, percarbonates, peracids, etc. Sodium percarbonate (Na 2 H 3 CO 6), an adduct of hydrogen peroxide and sodium carbonate ("soda ash" or "washing soda", Na 2 CO 3).