B29C66/91935

ASSEMBLY AND AN ASSEMBLING METHOD THEREOF
20180100526 · 2018-04-12 ·

The present disclosure provides a method for assembling members, at least one of which is provided with a polymer member, comprising steps of: deforming at least one portion of the polymer member; putting the deformed portion of the polymer member into a second member; heating the deformed portion for engaging the portion with the second member. Through the steps described above, the portion of the polymer member may be in interference-fit engagement with the second member, based on which, adhesive is no longer necessary for improving reliabilities of engagement therebetween.

Apparatuses and methods for bonding substrates

A method includes rotating a drum about an axis and an anvil roll about an axis of rotation. The drum includes a fluid nozzle and a press member, the press member having an outer surface. The anvil roll includes a compliant outer circumferential surface. One or more substrates are advanced in a machine direction onto the drum. The fluid nozzle moves radially outward and a jet of heated fluid may be directed onto the substrates. The fluid nozzle retracts radially inward and the press member may be shifted radially outward. The substrates may be compressed between the press member and the anvil roll such that the press member deforms the compliant outer circumferential surface of the anvil roll.

Process for Sealing Flexible Fitment to Flexible Film
20180079170 · 2018-03-22 ·

The present disclosure provides a process. In an embodiment, the process includes A. providing a fitment with a base, the base comprising an ethylene/-olefin multi-block copolymer; B. placing the base between two opposing multilayer films, each multilayer film having a respective seal layer comprising an olefin-based polymer; C. flat sealing the base to each multilayer film with opposing heated flat seal bars, the flat sealing forming opposing seal joints at the flattened base ends; and D. point sealing the opposing seal joints with opposing curved seal bars.

Processing for Producing Flexible Container with Fitment Using Expandable Mandrel
20180071991 · 2018-03-15 ·

The present disclosure provides a process for producing a flexible container. In an embodiment, the process includes (A) providing a flexible container. The flexible container has (i) a body, and (ii) a neck. The process includes (B) positioning a fitment into the neck. The fitment has a top portion and a base. The fitment is composed of a polymeric material. The process includes (C) inserting a mandrel into the fitment. The mandrel includes an expandable collar composed of an elastomeric material. The process includes (D) expanding the collar radially outward to contact an inner surface of the base. The process includes (E) sealing, with a pair of opposing seal bars, the base to the neck.

Multilayer battery separators
09908317 · 2018-03-06 · ·

A microporous battery separator is provided having a first co-extruded multilayered portion and a second co-extruded multilayered portion. The two portions are bonded together. In a preferred embodiment, the battery separator has two substantially identical multilayered portions bonded together face-to-face. Each of the two multilayered portions has at least one strength layer and at least one shutdown layer. Methods for making the battery separators are also provided. Preferably, a tubular multilayered film is extruded, and collapsed onto itself to form a multilayered battery separator precursor. The precursor is then bonded and annealed before it is stretched to form a microporous multilayer battery separator.

Coated fabric, a bag produced therefrom, a packaging machine for bags and a method for filling the bags

A coated fabric (11), comprising a fabric (12) from polymer tapes (12a, 12b), wherein the fabric (12) is coated with a sealing layer (13), wherein at least a portion of the polymer tapes (12a, 12b) have a breaking tenacity of less than 45 cN/tex, preferably 15 to 40 cN/tex and an elongation at break of more than 30%, preferably of 40 to 90%, and/or wherein the sealing layer (13) is formed from a composition A comprising at least one ethylene/-olefin interpolymer, and wherein the composition has a density from 0.905 to 0.930 g/cc, preferably from 0.910 to 0.930 g/cc (1 cc=1 cm.sup.3), and a melt index (12) from 3 to 20 g/10 min and a bag comprising said fabric; a packaging machine (100) for filling gusseted (220) bags (10, 200) wherein the bag walls (202) of the bags (10, 200) consist of a woven fabric (11) of polymer tapes (12a, 12b) at least in part and wherein each of the ends (203, 204) of the bag wall (202) is provided with a filling mouth (211) for filling, wherein a closing device (125) is provided which is structured such that as the filling mouth (211) is closed a welding temperature of at least 50 Kelvin higher in the region of the gussets (220) than in a center region (223) of the bag wall (202) can be generated.

METHOD AND DEVICE FOR THE MANUFACTURE OF SPORTING GOODS AND SPORTING GOODS MANUFACTURED THEREBY

Described are methods for the manufacture of sporting goods, in particular a shoe, sporting goods manufactured by such methods, for example a shoe, as well as a device for performing such methods. The method for the manufacture of sporting goods, in particular a shoe, is provided, wherein the sporting goods has a first component with a first connection surface and a second component with a second connection surface. The method includes activating at least one portion of the first connection surface by providing heat energy without contact, and connecting the first component with the second component by joining the first connection surface and the second connection surface.

GLASS AND POLYMER FILM ASSEMBLIES AND METHODS OF MAKING
20170210095 · 2017-07-27 ·

A glass and polymer film assembly including a glass film and a polymer film bonded to a surface of the glass film. The polymer film is directly bonded to the glass film by applying the polymer to the glass film when the glass film is above a bonding temperature of the polymer film. The glass film may have a thickness less than about 1 mm and the polymer film may be an oriented semicrystalline homopolymer which is permanently bonded to a major surface of the glass film.

YARNS, THREADS, AND TEXTILES INCORPORATING A THERMOPLASTIC POLYMER MATERIAL
20170196303 · 2017-07-13 · ·

A yarn or thread may include a plurality of substantially aligned filaments, with at least ninety-five percent of a material of the filaments being a thermoplastic polymer material. Various woven textiles and knitted textiles may be formed from the yarn or thread. The woven textiles or knitted textiles may be thermal bonded to other elements to form seams. A strand that is at least partially formed from a thermoplastic polymer material may extend through the seam, and the strand may be thermal bonded at the seam. The woven textiles or knitted textiles may be shaped or molded, incorporated into products, and recycled to form other products.

Flexible Container with Fitment and Process for Producing Same
20170190493 · 2017-07-06 ·

A flexible container is provided. The flexible container includes four panels. The four panels form (i) a body portion; (ii) a neck portion, and a flare portion that extends from the neck portion; (iii) a tapered transition portion between the body portion and the neck portion; and (iv) the neck portion has a reduced width. The flare portion has an expanded end. The width of the flare portion gradually increases from the neck portion to the expanded end.