Performance Nonwovens

Forming bulky fabrics

1 September 2006

Kao Corp of Tokyo, Japan, has revealed details of a technique for making bulky sheet materials.

Nonwoven press fabrics for papermaking machines

1 September 2006

In the first of a series of regular articles, Adrian Wilson examines the use of highperformance nonwovens in niche industrial applications.

Strategic alliances favoured in the nonwovens technology sector

1 September 2006

With increased competition and specialization in the nonwovens industry,the current business environment favours a shift from small,individual firms to groups of companies formed either through merger

Blended web for single-use applications

1 September 2006

A kind of blended fibre material for singe-use applications has been developed by Procter & Gamble Ltd, Cincinnati, Ohio, USA.

Imitating terry fabric

1 August 2006

Two precursor webs can be laminated to form a nonwoven that behaves like terry fabric, according to International Patent WO 2004/059061.

Strong biodegradable webs of aliphatic polyester

1 August 2006

Kimberley-Clark Worldwide Inc has patented a way of making a web of aliphatic polyester that has sufficient tear strength for a variety of purposes, as well as being biodegradable.

Spunbond made from fine filaments

1 August 2006

Corovin GmbH of Peine,Germany, has found a way to make a spunbond nonwoven comprising exceptionally fine filaments.

Splittable multicomponent fibres form entangled web

1 June 2006

Orlandi SpA of Milan, Italy, had developed a system for making nonwovens using splittable fibres.

High stretch recovery

1 June 2006

Using fibres with latent crimp,DuPont says it has developed a nonwoven characterized by a high stretch recovery.

Polylactic acid filament nonwoven is strong enough to use and degradable

1 May 2006

A filament nonwoven based on polylactic acid fibres has been developed in Japan by Unitika Ltd.

Novel stitchbond construction

1 May 2006

Invista Technologies of Wilmington, Delaware, USA, has developed a new type of stitchbonded fabric.

High-bulk composites

1 April 2006

DuPont says it has succeeded in developing a nonwoven with a balance of properties in the machine and crossmachine directions (MD/CD) that also has high bulk.

Binder increases tensile strength

1 March 2006

A nonwoven that has a higher tensile strength but is safe to use,can be flushed away,disperses easily and finally biodegrades is described in European Patent EP 1 589 138.

Thermal control for shoe insoles

1 March 2006

Three partners have developed a nonwoven with reversible thermal control and have now disclosed their invention in International Patent WO 02/12607.

Softer hydroentangled fabrics

1 February 2006

Sweden's SCA Hygiene Products AB claims to have found a better way to add softening and/or debonding agents to hydroentangled fabrics.

Dual-layer hydroentangled fabric

1 January 2006

A hydroentangled nonwoven in which the entanglement is greater on the outer surface than the inner is the subject of US Patent 6 852 654, assigned to the Polymer Group Inc.

Randomized fibre delivery

1 December 2005

A Swedish company has patented a process for producing airborne fibres for subsequent conversion to nonwoven fabrics.

Hydrodynamically needled fabrics

1 December 2005

A method and equipment for making hydroentangled nonwovens is the subject of US Patent 6 842 953.

Non-symmetrical bonding

1 November 2005

A nonwoven with low tensile and high elongation properties in a specific direction - say the crossmachine direction (CD) - and high tensile and low elongation characteristics in the perpendicular sens

Nonwovens--expanding the boundaries for technical applications

1 October 2005

The Nonwovens Network was founded to help push the boundaries of applications for nonwovens--exploring future,as well as consolidating current,markets.Ian Holme reports from the Network's 1st Internat

Abrasive material

1 September 2005

SIA Abrasives Industries AG of Frauenfeld, Switzerland, has developed an abrasive material based on a nonwoven and claims its fabric has a number of unique physical characteristics and properties.

Patterned stitch-bonded fabrics

1 September 2005

Since the advent of stitch-bonding there has been a problem of adding design to fabrics which, essentially, are plain structures.Now a technique that offers the possibility of introducing a pattern in

Broad perspective offered on future of performance nonwovens

1 September 2005

One of the most important and rapidly advancing sectors of the textile industry was the subject of debate at The 6th Nonwovens Network Seminar held in Bradford,UK.

Combining softness and toughness

1 August 2005

A film-fibril plexifilamentary sheet that demonstrates improved balances between softness and toughness, as well as air permeability and liquid barrier resistance, is the focus of work by DuPont.

Hydroentangled composite

1 August 2005

A composite nonwoven intended for the production of hygienic products is the subject of US Patent 6 836 938.

Shaped fibres improve loading of nonwoven with microspheres

1 June 2005

International Patent WO 03/069030 describes a novel system of creating an insulating composite by loading it with microspheres.

Biodegradable polylactide fabrics

1 May 2005

Biodegradable nonwovens that are easy to process, have fluid-management properties and are absorbent are the subject of Kimberly-Clark Worldwide Inc's latest patent.

Improved air-management for melt-spinning systems

1 May 2005

A system for collecting and managing the air discharged during a melt-spinning process is the subject of US Patent 6 799 957.

Hydroentangled fabric based on polytetrafluoroethylene fibres

1 May 2005

A Japanese company has developed a nonwoven based on fluoro-resin fibres that it claims displays excellent mechanical characteristics.

Absorbing waste printer ink helps prevent clogging

1 May 2005

A nonwoven designed specifically as an ink-absorber for ink-jet printers has been developed in the USA.

Liners for self-lubrication bearings

1 March 2005

A nonwoven made of a combination of fluoropolymer and, say,aramid flocs is the subject on International Patent WO 03/010385.

Uniform webs from blended fibres

1 February 2005

An Israeli inventor,Akiva Pinto of Jerusalem, claims to have invented a better way of forming fibre webs.

Apertured webs with high extensibilities for hygiene products

1 January 2005

US-based Procter & Gamble Co is developing ways of making nonwovens that contain apertures and have high degrees of elongation.

Pads have contoured surfaces

1 November 2004

A US company claims to have devised a way to make nonwoven pads with convoluted surfaces.

Diaphanous hydroentangled fabric

1 October 2004

Polymer Group Inc (PGI) has developed what it claims is an extremely lightweight nonwoven with an abrasive surface and high absorbency.

Stronger fabric

1 September 2004

A filament nonwoven with greater strength in the cross-machine direction (CD) is the subject of European Patent EP 1 382 731.

Electrostatic duster indicates when it is saturated

1 September 2004

An Italian has invented a nonwoven that develops an electrostatic charge to attract and retain dust, and can indicate when it is saturated.

Low-density insulation

1 July 2004

A low-density nonwoven offering good thermal and acoustic insulation is the subject of US Patent 6 579 396.

Bi-functional wipes

1 June 2004

One of the largest nonwovens manufacturers in the USA, Polymer Group Inc, has developed a dual purpose material that it believes has potential as an industrial wipe.

Crimped homofilaments

1 May 2004

A heat-treated nonwoven based on crimped homofilaments is the subject of International Patent WO 02/05725.

Absorbent article for hygiene products and bandages

1 January 2004

An absorbent article for use in sanitary protection, hygiene and bandage applications has been developed by Johnson & Johnson Consumer Products.

Stabilized filaments help make better absorbents

1 December 2003

A nonwoven structure that incorporates stabilized filament assemblies is the subject of International Patent WO 00/63479.

Electrically conducting carbon fibre fabric designed for fuel cells

1 December 2003

A flexible matrix of pyrolysed carbon fibres is suitable for use as the substrate for a fuel cells electrode, according to its US inventor.

Self-crimping spunbonds

1 November 2003

A UK company has patented a variation of the traditional approach to making spunbond fabrics.

Multi-component nonwovens

1 November 2003

BBA Nonwovens Simpsonville Inc has developed a process to make a multi-component spunbond fabric

Lightweight triboelectric

1 September 2003

Carl Freudenberg has developed a method for making lightweight triboelectrically charged nonwovens for use in filter media.

Hydroentangled fabrics get patterns and images

1 September 2003

US inventors have disclosed a method based on hydroentanglement for forming durable nonwovens with patterns and images.

Converting thick webs to contoured materials

1 July 2003

A US company has invented a system for converting a thick web of nonwoven fabric into a contoured material.

Hydroentangled hybrid

1 May 2003

A way of continuously making a complicated nonwoven is the subject of European Patent EP 1 246 958.

High cross-direction elongation

1 March 2003

A nonwoven fabric in which the fibre density varies between strips of relatively high density and strips of relatively low density is disclosed in International Patent 01 12888 by First Quality Nonwov

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