LYOCELL... Rayon's Fashionable Cousin Lyocell is a relatively new fiber environmentally friendly, but to bind to it. This is not to say it in the home furnishings market. also much more expensive than is impossible to dye, but the dyes Introduced in 1991 to the apparel the processes typically used in required are more expensive, market, branded lyocell fibers are manufacturing regular rayon. another factor contributing to its more commonly known as Tencel® higher cost. This and other factors combine to lyocell, as marketed by such make lyocell more costly to produce companies as The Lenzing Group. Fibrillation than rayon and cotton. For that reason, One of the unique properties of For the home market, lyocell is used lyocell has remained a niche player in lyocell yarns is their tendency primarily in upholstery fabrics and the home furnishings market. to “fibrillate,” a process where is often blended with cotton, rayon abrasive action causes the and polyester. Fiber Properties formation of extremely tiny fibers Both rayon and lyocell are (micro-fibrils) on the surface. regenerated cellulose. Like rayon, lyocell offers a silk-like luster and soft hand. Both fibers can be produced in filament or staple forms

The difference in how rayon and lyocell are manufactured gives rise to unique physical characteristics. The primary advantage of lyocell over rayon is strength. Lyocell is the strongest cellulosic fiber and, Although it has been given a though it loses some strength when separate generic name, the Federal wet, its wet strength is still much The tendency to fibrillate can be Trade Commission (FTC) classifies better than rayon. Lyocell fabrics controlled during manufacturing. lyocell as a sub-category under will shrink when exposed to water, (Tencel, the normal lyocell, is on the “rayon.” However, this regenerated though significantly less than rayon. left. On the right is Tencel A100, the cellulose fiber was created by non-fibrillated product.) Fibrillation using a process known as “organic The main disadvantage of lyocell results in a surface texture that is solvent spinning,” which is more is its relatively low surface energy, soft and fine-napped. which makes it difficult for dyes

Superior Service, Smart Solutions PAGE 1 COPYRIGHT 2016 Cleanability Problems are rare when this We Can Help! Cleaning and spotting lyocell cardinal rule is followed: Remember With proper care, lyocell fabrics can fabrics can be a challenge. While to carefully and thoroughly pre-test last for years. Routine maintenance dry cleaning may not cause ringing before cleaning. should include vacuuming, as well or shrinking problems, it is not as rotating and flipping cushions Since we have not yet seen the fiber particularly effective against (where applicable). in a pile construction, we cannot be waterborne spills, which are the sure how chenilles or velvets might The Fiber-Seal Fabric Care System largest cause for concern. react, so caution is urged in these can benefit lyocell fabrics by Testing any wet cleaning method is cases. (We already know that rayon reducing absorbency, helping to a must. While lyocell will fare much pile fabrics are very difficult.) resist permanent staining, and better than rayon in general testing, Spot Cleaning ultimately increasing the useful life the fibrillated Tencel has some of the fabric. Water-based spotting agents should potential problems. Because there be carefully tested, as mentioned With the latest in carpet and fabric is a nap, water can create blotches previously. protection chemistry and the most or dark spots. Also, excessive effective spot removal and cleaning rubbing or brushing on the non- Strong acidic cleaning agents products and procedures, your local fibrillated fabric could cause an such as rust removers should be Fiber-Seal Service Center is ready to unwanted nap. thoroughly neutralized and rinsed in help you design a maintenance plan order to prevent long-term damage. that will keep your fabrics and floor coverings looking their best. You can also connect with us on our social media networks!

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