method of making fibers and nonwovens with improved

Critical factors affecting the properties of thermal

Critical factors affecting the properties of thermal-bonded nonwovens with special reference to cellulosic fibres A N Desai N Balasubramanian The Bombay Textile Research Association L B S Marg Ghatkopar (W) Bombay 400 086 India The ability to engineer the feel and functional requirements in light-and medium-weight goods without contributing to environmental pollution makes the thennal


21 06 2018The present invention relates to hydraulically treated nonwovens and an improved method of manufacturing hydraulically treated nonwovens BACKGROUND OF THE INVENTION Continued improvements in hydraulically treated nonwoven fabrics is of interest in personal care products (e g baby diapers feminine care adult products) both for functional and perceptual reasons In particular


To be presented at the Nonwovens in Filtration - Fifth International Conference Stuttgart Germany March 2003 2003 Donaldson Company Inc Nanofiber Webs from Electrospinning Timothy H Grafe Kristine M Graham Donaldson Company Inc Minneapolis MN USA ABSTRACT Elecotrospun nanofibers with fiber diameters of 0 25 microns have been used in industrial consumer and defense

Best textile manufacturing methods for creating human

We found that nonwovens manufactured via these industry standard commercially relevant manufacturing techniques were capable of supporting hASC attachment proliferation and both adipogenic and osteogenic differentiation of hASC making them promising candidates for commercialization and translation of nonwoven scaffold based tissue engineering strategies

What is the difference between a woven and nonwoven

When it comes to the manufacturing of a nonwoven geotextile there are many different methods used today The most common manufacturing method is by needle-punching Needle-punched nonwoven geotextiles are made by taking a large number of small fiber fibers and using a barbed needle to interlock the fibers together Nonwoven geotextiles are generally used to provide separation

How tissue with lotion is made

Nonwovens are assembled by mechanically chemically or thermally interlocking the fibers There are two primary methods of assembling nonwovens the wet laid process and the dry laid process The wet laid process is employed for making the type of nonwoven used in tissue production

The Influences of Hydrophilic Finishing of PET Fibers on

to improve such disadvantages a variety of methods have been proposed [3] In China Yizheng Chemical Fibers Co successfully marketed two kinds of hydrophilic PET fibers specially used for hydroentangled nonwoven fabrics [4] It is believed that the hydrophilic finishing can improve the hydroentangling performance of the hydroentangled nonwoven fabrics However there is no thorough

Textile Books Free Download

We will give you any of the 2 books from the below list if you fulfill our conditions If you want to download this book you need to write an unique article about textile related topics The article must be at least 500 words or above and contains valuable information No copy

Current Status and Future Outlook for Nonwovens in

Pulp sheet short cuts of fiber with a length of 3–12 mm synthetic fibers called chops and other short cut fibers are mechanically opened into single fibers in dry-laying process and webs are continuously formed on wire mesh running in air as medium and dried to make nonwoven fabrics by employing various adhering methods

Method and apparatus for manufacturing a looped cellular

Method and apparatus for manufacturing a looped cellular shade US5897731 A three dimensional cellular shade 20 attached to a roller The cells 28 of the shade expand outward as the shade is unrolled The shade is made from two sheets of fabric One of the fabrics is decorative 24 the other fabric 22 is more functional The decorative fabric 24 is longer in length than the functional fabric

Spun bonding technology and fabric properties: A

Improved bonding and higher fabric strength could be achieved through the use of bicomponent fibers such as sheath-core or islands-in-the-sea (I/S) fibers in which numerous small filaments of one polymer (islands) are placed in a matrix of another polymer (sea) However the island (core) and sea (sheath) components must have certain characteristics

Nonwovens Lamination

Nonwovens lamination in particular is the process of bonding two or more layers at least one of which is a nonwoven fabric with the objective of obtaining improved strength stability sound insulation appearance or other properties Although less expensive to manufacture nonwoven fabrics tend to be weaker than woven ones and the lamination process comes into play just when there is

2006: Cotton Nonwovens for Automobiles

In order to produce nonwovens from natural fibers it is generally blended with a synthetic binder fiber or a polymeric chemical binder At present the most common synthetic binder fibers are polypropylene fibers and bicomponent fibers that are not biodegradable thus posing difficulty in disposal Some of the promising candidates for thermoplastic and biodegradable binder fibers are


The present invention provides fibers foams films and nonwoven fabrics having more than one skin treatment benefit and/or improved skin treatment benefit(s) and to products incorporated such fibers foams films and fabrics The present invention also provides a method of forming fibers nonwoven fabrics porous films and foams having multiple skin treatment benefits

Effects of combined traditional processing methods on the

14 02 2015The method of heat treatment was previously reported to affect the extent of phytate reduction (Udensi et al 2007) The whole beans that were boiled had the highest phytate levels among the cooked samples This implies that boiling whole which is the commonest way of preparing beans achieves limited reduction in phytates However whole raw beans had higher phytate levels than

What is spunbond nonwoven?spunbond

Many methods can be used to bond the fibers in the spun web Although most procedures were developed for nonwoven staple fibers they have been successfully adapted for continuous filaments These include mechanical needling thermal bonding and chemical bonding The last two may bond large regions (area bonding) or small regions (point

What is SAP – superabsorbent polymers

SAP or Superabsorbent polymers is a material which can absorb up to 300 times their weight in aqueous fluids Once absorbed they do not subsequently release it They are therefore an ideal material for use in products which are designed to contain fluids such as baby diapers/nappies incontinence products and feminine hygiene pads and liners The majority are made of sodium polyacrylate and

Nonwovens for home textiles

Nonwovens for home textiles Link/Page Citation Nonwoven fabric is a fabric-like material made from lengthy fibers bonded together by chemical mechanical heat or solvent treatment In simple terms they are textiles made from fibers or threads joined together without weaving Nonwoven materials classically lack strength unless densified or toughened by a backing In recent years

Testing Standards

Testing Standards HV operates a global state of the art test facility—the Mark Hollingsworth Global Test Center— in Suzhou China as well as specific regional centers of excellence Our expert technicians are capable of testing materials against global filtration and battery standards

Application of direct tracking method for measuring

It was found that the best way to simulate nonwovens of continuous fibers is through -Randomness procedure (Pourdeyhimi et al 1996) In this case it is assumed that the lines are infinitely long so that in the image plane they intersect the boundaries Under this scheme which is shown in Figure 5 a line with a specified thickness is defined by the perpendicular distance d away from a

Air Permeability and Acoustic Absorbing Behavior of Nonwovens

For nonwoven fiber-based materials acoustical insulation is mostly related to the geometry of the fabric The fiber denier shape and length in nonwoven fabrics are very important factors in sound absorption andinsulation [6 7] Mevlut Tascan and Edward A Vaughn [8] studied the effects of total surface area and fabric density on acoustical behavior of needle punched nonwoven fabrics N

the minispec

downstream handling of the fiber in the process of making textiles and all sorts of industrial products Static electricity is avoided sufficient lubrication is guaranteed and cohesion of filaments is improved Properly coated fiber travels more smoothly through the textile machines allowing faster operation Nonwoven fabrics produced without weaving also benefit from finish to improve

Electrospinning: A Fascinating Method for the Preparation

Recently electrospun polybutadiene fibers were stabilized against cold flow through photo‐cross‐linking 185 One noteworthy variation on the cross‐linking of electrospun fibers is reactive electrospinning in a concrete example 2‐hydroxymethyl methacrylate methacrylic acid ethylene glycol dimethacrylate 2 2′‐azobis(isobutyronitrile) and a photo‐cross‐linking agent were

the minispec

downstream handling of the fiber in the process of making textiles and all sorts of industrial products Static electricity is avoided sufficient lubrication is guaranteed and cohesion of filaments is improved Properly coated fiber travels more smoothly through the textile machines allowing faster operation Nonwoven fabrics produced without weaving also benefit from finish to improve

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Thiol–Ene Chemistry: A Greener Approach to Making

Fibers of micrometer and submicrometer diameters have been of significant interest in recent years owing to their advanced applications in diverse fields such as optoelectronics regenerative medicine piezoelectrics ceramic materials etc There are a number of processes to make thin fibers including electrospinning melt blowing and recently developed Forcespinning However use of

How disposable diaper is made

Nonwovens are typically made from plastic resins such as nylon polyester polyethylene or polypropylene and are assembled by mechanically chemically or thermally interlocking the plastic fibers There are two primary methods of assembling nonwovens the wet laid process and the dry laid process A dry laid process such as the meltblown method is typically used to make nonwoven

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