Fibres, filaments and yarns

Flame-retardant synthetic for upholstery and bedding

1 May 2007

A synthetic fibre with flame retardancy sufficiently high for use in bedclothes, mattresses and furnishing has been developed in Japan.

Bamboo as a source for cellulose

1 April 2007

Japan's Toray Industries Inc is using bamboo to make cellulose fibres. In European Patent 1 679 294, the Tokyo-based company claims its fibres are suitable for woven, knitted and nonwoven fabrics.

Electrically conductive polyester

1 April 2007

In the continuing search for permanently antistatic synthetics, the US fibre maker Solutia Inc has developed a polyester and claims it to be electrically conductive.

Study compares behaviour of performance fibres in fire

1 April 2007

Researchers in France have been comparing the reaction of high-performance fibres, particularly when they are used in fire barriers.

Bamboo for moisture management

1 April 2007

Bamboo is the latest natural fibre component to be added to the range of Dri-release moisture management yarns from Optimer Performance Fibers, based in Wilmington, Delaware, USA.

Modified cellulose

1 March 2007

Treating lignocellulosic materials with an aqueous solution of an amphoteric cellulose derivative containing an electrolyte can lead to the production of paper with a high wet strength or rayon fibres

DSM's polyamide 4,6 now in staple and filament

1 February 2007

DSM Engineering Plastics is to start making fibre and film from its established temperature-resistant polyamide 4,6 resin called Stanyl(r).

Spinning up improves the preparation of nanofibres

1 February 2007

Korean workers developing techniques to improve the electrospinning of nanofibres have revealed their latest findings in International Patent WO 2005/073441.

New pilot plant for polymer research and development

1 January 2007

The Institut fur Textiltechnik der RWTH Aachen (ITA), Aachen, Germany, has put into operation a new piston spinning plant, reports Chemical Fibers International (5/2006).

Chinese develop process for ultrahigh molecular weight polyethylene

1 January 2007

A new way of making ultra-high molecular weight polyethylene (UHMWPE) fibres is the subject of International Patent WO 2005/066397.

Dornbirn congress highlights fibres in technical end-uses

1 December 2006

The 45th Man-Made Fibers Congress, held in Dornbirn, Austria, in September 2006, attracted some 600 delegates from 30 countries, reports Geoff Fisher.

Minerals in fibres let manufacturers offer alternative therapies

1 December 2006

A US-based inventor proposes incorporating minerals in extruded fibres to allow the manufacturer of textiles offering alternative therapies.

Glass fibre reinforcements for thermoplastics

1 December 2006

Owens Corning has added to its range of glass fibres and claims its latest, MicroMax, is a breakthrough in reinforcement technology for high-performance thermoplastics.

Photovoltaic fibres

1 December 2006

Photovoltaic cells in fibre form that can be made into flexible fabrics are the subject of US Patent 6 913 713.

US engineers probe spider polymer

1 December 2006

A team of engineers from the Massachusetts Institute of Technology (MIT) of Cambridge, Massachusetts, USA, has identified key physical processes that give spider silk its unrivalled strength and durab

Dornbirn witnesses the dawning of the age of cosmeto-textiles

1 December 2006

A new field is opening up for wellness textiles, also called cosmeto-textiles, that are capable of imparting skincare benefits, combating ageing and promoting a feeling of wellness or wellbeing.

Engineered spider silk

1 November 2006

A biotechnological method of engineering spider silk is being developed by a team based at the Technical University of Munich,Germany.

Modified cross-sections

1 October 2006

Multifilament yarns with modified cross-sections that produce fabrics with high wicking, soft hand and a silklike lustrous appearance are the subject of International Patent WO 2004/074560.

Breakthrough in cellulose production

1 October 2006

Lonic liquids can be used as solvents in the production of cellulose fibres, leading to both improved process efficiency and less harm to the environment, according to the German partners that jointly

Method for making fine fibrils of polytetrafluoroethylene

1 September 2006

European Patent EP 1 574 603 describes a novel way of making polytetrafluoroethylene (PTFE) fibres.

Tailored reinforcements for rubber

1 August 2006

Multifilament yarns of polyester that are processed especially for reinforcing rubber and the method for making them are the subjects of European Patent Application EP 1 571 243.

Hydrophilic and antimicrobial polyropylene from 3M

1 August 2006

A way of making polypropylene fibres that are both hydrophilic and antimicrobial has been discovered by 3M Innovative Properties Co of St Paul, Minnesota,USA.

Method and apparatus for producing fancy yarns

1 August 2006

Japanese machinery builder KK Toyota Jidoshokki has invented a way of making fancy yarns, along with the equipment needed for the process.

Yarn's electrical resistance increases with temperature

1 July 2006

An electrically conductive core-sheath yarn in which the resistance of the sheath increases with a rise in temperature is the subject of US Patent 6 680 117.

Covered elastomeric core yarns for shrink-resistant tapes

1 July 2006

European Patent EP 1 593 763 describes a yarn and its use in making a shrink-resistant elastic tape as invented by Pioneer Elastic Fabric Ltd of Hong Kong, China.

Braided yarn for gland packing

1 July 2006

A braided yarn made from expanded graphite that is designed for the gland packing used in the shaft seal of a fluid apparatus is the subject of US Patent 6 644 007.

Fibres from carbon nanotubes

1 June 2006

A simple process for forming carbon fibres from fibrils and nanotube particles is the subject of European Patent EP 1 577 427.

Modified fibre holds electrical charge

1 June 2006

European Patent EP 1 607 518 describes a polymer fibre that can be electrically charged.

Air-jet production of composite elastic yarns

1 June 2006

A continuous method for making composite elastic yarns at speeds of up to 700 m.min-1 is disclosed in International Patent WO 2004/088014.

Stabilizing charges for electret filters

1 June 2006

US Patent 6 780 226 describes an electret filter treated with additives that it is claimed enhance the charge stability of the media.

Antimicrobial effects from nano-silver particles

1 June 2006

An antimicrobial yarn containing nano-silver particles is disclosed in US Patent 6 979 491 by CC Technology Investment of Hong Kong.

Diolen reveals a continuous filament polyphenylene sulphide

1 May 2006

Diolen Industrial Fibers tells Editor Nick Butler that reorganizing its research and development to be more closely aligned with its production facilities,where it has many years of experience in melt

Impact protection becomes flexible, lightweight and breathable

1 May 2006

Announced at the Techtextil Symposium North America,Dow Corning has developed a technology that offers garment makers the opportunity to include impact resistance that is comfortable to wear and easy

Conductive yarn sheath has positive temperature coefficient of resistivity

1 May 2006

Milliken Co has patented a type of electrically conductive yarn that consists of a core, a sheath and an insulator.

Polyphenylene sulphide high-tenacity multifilament yarn

1 May 2006

Diolen Industrial Fibers bv of Arnhem,The Netherlands says it is now making sample quantities of a multifilament yarns based on polyphenylene sulphide (PPS).

Modified cross-section for carpet fibre

1 May 2006

A refinement to the fibres used for carpet pile, one that has potential in other furnishing applications, is the subject of US Patent 6 673 450.

Spectra knits make prosthetic limbs comfortable and durable

1 May 2006

US manufacturer of knitted orthotic and prosthetic items Comfort Products is using Honeywell's high-performance Spectra fibre in its SpectraCarb, a Spectra/carbon composite, for orthotic and prostheti

Electrostatic field and coagulation combine to produce nanofibres

1 May 2006

Researchers at the Politechnika Lodzka in Lodz, Poland, have patented a method for producing nanofibres.

Process that can make continuous filament nanofibres

1 May 2006

A process that is based on spinning a polymer dope and is capable of making continuous filament nanofibres is the subject of International Patent WO 2004/074559.

Biodegradable bicomponent fibre with improved properties

1 April 2006

A biodegradable hydrophilic bicomponent binder fibre has been developed by Kimberly-Clark.

Energy-saving production for fibres from wood chip

1 April 2006

Finnish researchers have been investigating how to reduce the amount of energy needed in the production of fibres from wood chip.

Twisting yarns with controlled profiles

1 April 2006

An apparatus for producing a twisted yarn forms the subject of International Patent WO 2004/044290.

Soft magnetic alloy for recording security information

1 February 2006

A fibre made from a soft magnetic alloy, a method of making the fibre and an article made from the fibres for recording information are the subjects of US Patent 6 869 700.

Conductive filaments

1 January 2006

Based on a variation of bicomponent fibres, Teijin Monofilament Germany GmbH has developed a novel, electrically conductive monofilament.

Light-dispersing fibre

1 January 2006

Small, closed cells introduced in polymers structures scatter light and result in an enhanced whitening effect and, to a degree, greater opacity, according to US Patent 6 846 562.

Cellulosics to reinforce cement

1 December 2005

An Australian company claims to have found a way to exploit cellulosic fibres as reinforcements for cement.

Sub-micron powders make solutionspun cellulosics with low friction

1 December 2005

Adding a powder of polytetrafluoroethylene (PTFE) to the fibre-forming substance helps to create solutionspun cellulosics with a number of desirable properties, according to a US company.

Man-made cellulosic fibres with enhanced absorption properties

1 November 2005

Absorbent hygiene products rely on the high absorbency of cellulosic fibres.

Starch-modified fibres

1 November 2005

In its continuing search for economical biodegradable fibres for use in disposable products such as napkins, Procter & Gamble Co has developed a finely attenuated melt-spun fibre comprising so-cal

Melt spinning of natural starch with biodegradable polymers

1 November 2005

Environmentally degradable, finely attenuated fibres are disclosed in US Patent 6 890 872 by Procter & Gamble.

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