Abstract: The invention relates to a process for hot application of an adhesive composition (80) on a support (96), by means of a system comprising: a nozzle (50) for applying the adhesive composition (80), a line (88) for supplying the nozzle (50) with the adhesive composition (80) to be applied in fluid form, a mixer (30) positioned in the line (88) for the homogeneous mixture of the main components of the adhesive composition before its application; the applied adhesive composition (80) including as main components: a silylated prepolymer, a compatible tackifying resin; the adhesive composition comprising a cross-linking catalyst; the process comprising: supplying the line (88) with the silylated prepolymer separated from the cross-linking catalyst, the mixing of the cross-linking catalyst with the main components by means of the mixer (30), the hot application of the mixed adhesive composition (80) onto a support (96).

Abstract: A process for hot application of an adhesive composition (80) on a support (96), by means of a nozzle (50) applying the adhesive composition (80), a line (88) supplying the nozzle (50) with the adhesive composition (80) to be applied in fluid form, a mixer (30) positioned in the line (88) for the homogeneous mixture of the main components of the adhesive composition before its application; the applied adhesive composition (80) including a silylated prepolymer, a compatible tackifying resin; the adhesive composition having a cross-linking catalyst; the process involving: supplying the line (88) with the silylated prepolymer separated from the cross-linking catalyst, the mixing of the cross-linking catalyst with the main components by the mixer (30), the hot application of the mixed adhesive composition (80) onto a support (96).

Abstract: The invention relates to a gluing process of an adhesive composition with the use of a gluing nozzle having an extrusion die for continuous extrusion of an adhesive composition over a predetermined width, the extrusion die (20) comprising a lower lip (22) and an upper lip (24), the upper and lower lips (24, 22) extending parallel to one another so as to form a transverse channel (28) for the longitudinal flow of the adhesive composition, the transverse channel extending longitudinally between: a supply opening (30) for supplying the adhesive composition; and an extrusion outlet (34) for extrusion of the adhesive composition (34); the channel (28) comprising a concave volume (32) for relaxation of the adhesive composition between the supply opening (30) and the gluing outlet (34).

Abstract: The present invention is directed to a novel process for dosing super absorbent polymer particles into a plurality of particles flows, comprising the steps of: (i) providing super absorbent polymer particles; (ii) imparting a rotation to said particles; and (iii) collecting separate flows of particles, wherein the step (ii) is performed with a rotating mobile (11) provided into a housing (12). Use for manufacturing absorbent article and article thus obtained.

Abstract: The invention relates to a method for cross-linking a cross-linkable adhesive composition without solvent on a film, comprising driving and/or guiding said film in a climatic chamber, by a Caroll-type drive or guide. The invention also relates to a climatic chamber comprising a Caroll-type drive or guide. The invention also relates to a process for manufacturing a self-adhesive article comprising at least a substrate and an adhesive layer, said process comprising the steps of: a) conditioning an adhesive composition at a temperature of between 20 and 160° C.; b) coating the adhesive composition b1) onto at least a part of the substrate or b2) onto a non-sticking support; submitting the article obtained at step b) to a controlled atmosphere. The invention also relates to self-adhesive articles having high coating weights and to processes for bonding them.

Abstract: A subject of the present invention relates to a multilayer (or laminate) film, that can be used in the field of flexible wrapping, comprising at least 2 thin layers of material bonded together by a layer of an adhesive composition based on a styrene block copolymer. It also relates to a lamination process suitable for the manufacture of said film.

Abstract: A system for hot application of an adhesive composition, comprising an in-line heating device and a corresponding method for hot application of the adhesive composition. The system comprises: an application nozzle for applying the adhesive composition; a supply line for supplying the nozzle with the adhesive composition to be applied in fluid form; a in-line heating device for heating of the adhesive composition to an application temperature, the heating device comprising: a static mixture including an electrically conducting material, and an inductive cable surrounding the static mixer.

Abstract: The present invention relates to a polyurethane-based two-component adhesive composition. The invention also relates to the manufacture of membrane-type filtration cartridges using the two-component adhesive composition according to the invention.

Abstract: The present invention is directed to a novel process for preparing an absorbent article, wherein the process comprises providing a first sheet layer (2); conforming said first layer on a first roll C2, whereby longitudinal corrugations are formed on the layer; conforming said corrugated layer (2) on a second roll C3, whereby a pattern of pockets (4, 4a) is obtained; providing a pre-metered amount of SAP particulate material (6); providing a second sheet layer (7) material and affixing it for sandwiching with the first sheet layer; and finishing the absorbent article.

Abstract: The present invention is directed to a novel process for manufacturing an absorbent article comprising the steps of: providing a first sheet layer (2); providing an array of pockets (4, 4a) into said first sheet layer; providing a pre-metered amount of SAP particulate material (6); said pre-metered amount of SAP material being delivered from a rotating delivering drum (101, 111), said drum having apertures (103a, 103b, 103c, 103d, 113a, 113b, 113c) on its periphery corresponding to the array of pockets (4, 4a), said pre-metered amount of SAP material being delivered from the inner part of said drum (101, 111) through said apertures (103a, 103b, 103c, 103d, 113a, 113b, 113c); providing a second sheet layer (7) material and affixing it for sandwiching with the first sheet layer; finishing the absorbent article.

Abstract: The present invention is directed to a liquid-absorbing article comprising: a first sheet layer presenting an array of absorbent receiving pockets; masses of superabsorbent material, which masses are placed in said absorbent receiving pockets; a second sheet layer placed on top of the first layer; bonding beads placed between the respective pockets.

Abstract: The present invention relates to absorbent cores especially ultrathin fluid absorbent cores comprising fluid-absorbent polymers in a plurality of pockets, wherein the particle size distribution of the fluid-absorbent polymers in the pockets vary by not more than 15% between the pockets.

Abstract: The present invention is directed to a novel process for dosing super absorbent polymer particles into a plurality of particles flows, comprising the steps of: (i) providing super absorbent polymer particles; (ii) imparting a rotation to said particles; and (iii) collecting separate flows of particles, wherein the step (ii) is performed with a rotating mobile (11) provided into a housing (12). Use for manufacturing absorbent article and article thus obtained.

Abstract: The invention relates to a process for hot application of an adhesive composition (80) on a support (96), by means of a system comprising: a nozzle (50) for applying the adhesive composition (80), a line (88) for supplying the nozzle (50) with the adhesive composition (80) to be applied in fluid form, a mixer (30) positioned in the line (88) for the homogeneous mixture of the main components of the adhesive composition before its application; the applied adhesive composition (80) including as main components: a silylated prepolymer, a compatible tackifying resin; the adhesive composition comprising a cross-linking catalyst; the process comprising: supplying the line (88) with the silylated prepolymer separated from the cross-linking catalyst, the mixing of the cross-linking catalyst with the main components by means of the mixer (30), the hot application of the mixed adhesive composition (80) onto a support (96).

Abstract: The invention relates to a gluing process of an adhesive composition with the use of a gluing nozzle having an extrusion die for continuous extrusion of an adhesive composition over a predetermined width, the extrusion die (20) comprising a lower lip (22) and an upper lip (24), the upper and lower lips (24, 22) extending parallel to one another so as to form a transverse channel (28) for the longitudinal flow of the adhesive composition, the transverse channel extending longitudinally between: a supply opening (30) for supplying the adhesive composition; and an extrusion outlet (34) for extrusion of the adhesive composition (34); the channel (28) comprising a concave volume (32) for relaxation of the adhesive composition between the supply opening (30) and the gluing outlet (34).

Abstract: A system for hot application of an adhesive composition, comprising an in-line heating device and a corresponding method for hot application of the adhesive composition. The system comprises: an application nozzle for applying the adhesive composition; a supply line for supplying the nozzle with the adhesive composition to be applied in fluid form; a in-line heating device for heating of the adhesive composition to an application temperature, the heating device comprising: a static mixture including an electrically conducting material, and an inductive cable surrounding the static mixer.

Abstract: The present invention relates to a polyurethane-based two-component adhesive composition. The invention also relates to the manufacture of membrane-type filtration cartridges using the two-component adhesive composition according to the invention.

Abstract: The present invention is directed to a liquid-absorbing article comprising: a first sheet layer presenting an array of absorbent receiving pockets; masses of superabsorbent material, which masses are placed in said absorbent receiving pockets; a second sheet layer placed on top of the first layer; bonding beads placed between the respective pockets.

Abstract: The present invention is directed to a novel process for preparing an absorbent article, wherein the process comprises providing a first sheet layer (2); conforming said first layer on a first roll C2, whereby longitudinal corrugations are formed on the layer; conforming said corrugated layer (2) on a second roll C3, whereby a pattern of pockets (4, 4a) is obtained; providing a pre-metered amount of SAP particulate material (6); providing a second sheet layer (7) material and affixing it for sandwiching with the first sheet layer; and finishing the absorbent article.

Abstract: The present invention is directed to a novel process for manufacturing an absorbent article comprising the steps of: providing a first sheet layer (2); providing an array of pockets (4, 4a) into said first sheet layer; providing a pre-metered amount of SAP particulate material (6); said pre-metered amount of SAP material being delivered from a rotating delivering drum (101, 111), said drum having apertures (103a, 103b, 103c, 103d, 113a, 113b, 113c) on its periphery corresponding to the array of pockets (4, 4a), said pre-metered amount of SAP material being delivered from the inner part of said drum (101, 111) through said apertures (103a, 103b, 103c, 103d, 113a, 113b, 113c); providing a second sheet layer (7) material and affixing it for sandwiching with the first sheet layer; finishing the absorbent article.