CITDA addresses color communication standards

The search for color communication standardization is expected to take anywhere from three to five years and will involve many players from all aspects of the industry. The committee seeks to involve those with experience in color communication who can offer insight and research into the obstacles that make this issue so complex, and who ..

Zimmer machinery; JigMatci dye machine

The Vacu-Matic systems adapts to the dyeing process at different phases; either during the dyeing itself or during bleaching and washing. The system incorporates a bath tank divided by a well with a vacuum slot installed on the top, the tank can therefore be operated as though it were two separate tanks. In a washing configuration the fab..

Communicating with colour (Italian) (Comunicare col colore0

The author presents his thoughts on colour and textile dyeing, which has always been a skilled craft. Apart from the technical skills involved he notes the universal human custom of dyeing textiles for clothing and also of decorating the body with colour. Colouring a textile product or an animal skin turns it into a product of human cultu..

Fleissner: AquaTex fabric pretreatment

The AquaTex system is a result of a cooperation agreement between BBA Inc, USA and Fleissner GmbH and is a development of the InterSpun process for treating textile-structure surfaces with water jets to improve the structure and properties of woven fabrics. The InterSpun process uses micro water jets of 0.-0.15mm impinging from perforated..

Machinery focus

Highlights technological developments and company news from the dyeing and finishing machinery industry. Main focus is given to; the upgraded digital printing machine by Stork, which can now be used with acid inks for printing on silk and polyamide as well the reactive colours for which it was originally launched. The decision by P.W. Gre..

Cotton - the king of fibres - VI

Begins a review of dyeing groups associated with cotton. Direct dyes readily dissolve in hot water, the resulting fabrics have poor fastness so are fixed in an acidic medium. Even so only some colours have geed fastness to cotton and these dyes are specifically marketed for dyeing the cotton part of polyester/cotton. Basic dyes have an in..

Prospects of textile wet processing in the 21st centruy

Fabric printing is one of the most popular and profitable types of fabric processing, as not only can it introduce novel effects, but can cover many incidental and acquired fabric defects. Developing from hand and wooden block prints, through screen printing, Rangol Roller to nickel roller the technology is adaptable to large or short pri..

The practical approach to controlled colouration

The survival of a production colorist depends on delivering the shade conforming to requirements at the most optimum cost right on time. this would mean minimizing occurrences of off shades and maximizing right first time performance levels. How best the colour matching system can be utilized for achieving this common goal is the theme of..

Recent development in the coloration of nylon

Reviews coloration of nylon 6,6 and nylon 6. Improvement of colour uniformity using acid dyes is shown with use of cyclodextrin. With faster dyebath circulation low foaming leveling agents have become important. Results using ethoxylated hydroxysulphobetaines with acid dyes show a decrease in substantivity causing reduced dyeing rate prom..

Favourable combination - environmentally-compatible products and improved cost effectiveness (German)

The development and introduction of eco-friendly processes and products are the aims of the research and development section of the Colors Division of Ciba Specialty Chemicals. The innovations that have been achieved have led to considerable improvements in both products and processes for processing every type of textile fibre. Some of th..