Hills, Inc.

Multicomponent fiber cross-sections with islands-in-the-sea configurations including 25, 37, 127, 600, and 100,000 islands, hollow islands, and more.

A multi-component fiber spinning system producing islands-in-the-sea fibers with 600 islands, resulting in composite fibers with a final drawn denier of one and nanofibers approximately 300nm in diameter after dissolving the sea polymer.

A fiber extrusion technique producing fibers within fibers, capable of spinning up to 1200 fibers within a single fiber, with potential to produce over 4,000 fibers within a single fiber, including hollow tubes.

Fibers with one polymer fed in individual streams inside a sea of another polymer, used to produce submicron island filaments after dissolving the sea polymer, commercially used for ultra-suede and artificial leather products.

Commercially applied sheath/core melt blown fibers technology producing fibers similar to 4 segment pie melt blown filaments, with potential for square, rectangular, or cross-shaped fibers before splitting.

Bicomponent fibers used in thermal bonded non-woven fabrics where only the lower melting polymer is used to make the bonds.

Custom fiber production equipment specialized in bicomponent fiber extrusion, capable of producing complex bicomponent cross sections at commercial production rates.

Complete spunbond machines with sophisticated bicomponent extrusion technology, temperature separation for two polymers, high pressure capability, ultra-high-spinning-speed slot draw units, and characterizable forming tables. Capable of fiber-spinning speeds over 6000 meters/minute and producing nanofibers under 500nm.

A proven multi-component spinbeam with independent temperature controls for each polymer system, designed for multi-component fiber production including bicomponent and tricomponent fibers.

Multicomponent fiber cross-sections with side-by-side configurations including 50/50, 67/33, trilobal, hollow, conductive stripe, and ABAB stripe.

Hollow islands from an islands-in-a-sea fiber with a wall thickness of only ~0.04 microns (40 nanometers), produced by a proprietary process.

Machinery designed for the extrusion of multi-filament synthetic fibers, supporting advanced fiber production technologies.

Machines producing bi-component and homopolymer meltblown fibers for filtration, breathable barriers, and other high-value uses. Features patented thin plates for special extrusion dies, high polymer pressure capability, and hole count over 100 hpi.

Multicomponent fiber cross-sections with various shapes and tricompontent configurations including tipped trilobal, segmented pie, side-by-side, island-in-the-sea, sheath core, and multi-ring.

A bicomponent fiber spun with 16 segments using polyester and nylon, commercially available in staple or filament form, producing filaments of about 2dpf (~12 microns) that can be split into wedge-shaped filaments ranging from 0.5 to 2 microns across.

Bi-component filament machines capable of producing any cross-section of bi-component fiber with flexible bi-component ratios from 50/50 to 10/90. Highest quality, most flexible, and cost-efficient bi-component fiber production machine.

A proprietary meltblowing technique using a die with 100 holes per inch, operating at 1500 psi, producing smaller and more uniform meltblown fibers with hole diameters of 0.10 to 0.15 mm, requiring polymers with MFI of 1000 or greater.

Staple fiber machines producing sheath/core fibers, side-by-side bi-component fibers, splittable and islands-in-the-sea bi-component fibers. Uses unique polymer temperature separation technology allowing broad polymer combinations including eco-friendly sea polymers.

Custom fiber extrusion with logos and nano extrusion capabilities including Hills "H", cog, power, T, bar code, idea 25, and Hills logo.

A research and development line for nonwoven fibers including spunbond, bicomponent spunbond, meltblown, bicomponent meltblown, and meltblown nanofibers with a 1/2 meter wide line.

Laboratory scale bicomponent fiber spinning machines designed to make small amounts of fiber from as little as 20 grams of polymer. Convertible to run monofilaments, high temperature polymers, meltblown, and spunbond webs in almost any cross-section.

Research equipment capable of producing melt spun, wet spun, or spunbond fibers, designed for flexible processes and customized for unique customer requirements.

Half-meter spunbond line for producing nonwoven fabrics with high efficiency.

A patented apparatus designed for manufacturing profiled multi-component yarns, which are yarns with specific cross-sectional profiles.

16 segment pie fibers spun at high filament speeds into a web, lightly bonded and hydroentangled to produce fabric composed of micron size filaments.

Nanofiber product produced by micro-precision multi-component polymer extrusion, capable of continuous strand production at about 200 meters per minute, with customizable cross sections and high production rates.

Nanotubes with an outside diameter of 400 nanometers and wall thickness of 100 nanometers, produced in continuous length bundles of over 100,000 tubes, cost-effective to manufacture.

Filament development line capable of spinning fibers at speeds up to 6,000 meters per minute for product development and testing.

A patented spin pack and method designed for producing conjugate fibers, which are fibers made from two or more polymers.

Custom designed solvent spinning lines for laboratory, pilot, and production applications specializing in hollow fiber membranes, bicomponent fibers, and acrylic fibers for carbon fiber precursors. Lines vary from 1 to several thousand filaments and speeds from a few meters per minute to several hundred feet per minute.

A research and development line for filament yarns including filament, staple, UOY, POY, FDY, BCF, bicomponent, tricomponent yarns, and monofilaments with hundreds of cross sections available.

Machinery for producing staple fibers used in various textile applications.

A staple fiber spinning line commonly used for polypropylene staple fiber with a high number of holes in the spinneret (generally 80,000 or more) and low spinning speeds (less than 300 m/minute). The process couples spinning with drawing, crimping, cutting, and baling in one integrated line.

A fiber with a real metal core extruded along with polymer, using low melt temperature metal alloy, providing superior conductivity and color versatility for applications like antistatic fabrics, RADAR reflective cloth, electronic textiles, micro wiring, and micro medical devices.

A patented spin pack with an instant mixer feature for fiber extrusion processes, improving polymer mixing.

A patented swelling packer design with overlapping petals used in fiber extrusion systems to control flow and pressure.

Patented machine capable of changing polypropylene filament colors in about 2 minutes by controlling pump speeds. Designed to fit into existing staple, filament, or spunbond operations. Uses liquid or solid color concentrate.

A patented continuous polymer filter system used in fiber extrusion processes to filter molten polymers continuously.

A one-step staple fiber spinning process developed for high speeds (approximately 1000 m/minute) where fibers are spun, quenched, drawn, crimped, cut, and baled in a continuous line. Fibers are kept in sheet or wrap form before drawing and combined into flat tow form before crimping and cutting.