JPWO2020002657A5 - - Google Patents

Claims (15)

A casting device for casting webs of materials containing alkaloids.
A casting box adapted to contain the slurry cast to form the web of alkaloid-containing material, with a casting box defining one or more side walls.
○ With a slidable lid suitable for sliding on the one or more side walls of the casting box,
○ Movable support and
A casting device comprising a casting blade suitable for casting the slurry contained in the casting box onto the movable support in order to form the cast web. The casting device of claim 1, wherein the slidable lid comprises a sealing element for sealing the casting box. The casting device according to claim 2, wherein the sealing element is coated or formed of graphene. The casting device according to claim 2 or 3, wherein the slidable lid or the casting box includes a pressure valve for controlling a pressure value in the casting box. The casting device according to any one of claims 1 to 4, wherein the fins include a plurality of fins and the fins are connected to the slidable lid. 5. The casting device of claim 5, comprising an adjusting device for altering the orientation of the fins, wherein the adjusting device is located on the surface of the slidable lid outside the casting box. The casting according to one or more of claims 1 to 6, wherein the casting box includes an inlet for the slurry, and the inlet for the slurry is formed in one of the sidewalls. Device. The casting device according to claim 1 to 1, wherein the slidable lid is substantially horizontal. A method for casting a web of materials containing alkaloids,
○ Providing a casting box that defines one or more side walls,
○ Providing a casting blade connected to the casting box
○ To provide a movable support facing the casting blade and
○ Introducing the slurry into the casting box to a certain level,
○ The casting with a slidable lid that floats on the slurry so that the lid changes position when the level of the slurry in the casting box changes or the pressure value in the casting box changes. Covering the box and
A method comprising casting the slurry onto the movable support by the casting blade to form the web of material containing alkaloids. 9. The method of claim 9, comprising the step of sealing the slidable lid onto the casting box. The method according to claim 9 or 10, comprising the step of changing the pressure value inside the casting box. The method of any of claims 9-11, comprising the step of providing the plurality of fins attached to the slidable lid. 12. The method of claim 12, comprising the step of changing the orientation of the fins. The step of introducing the slurry into the casting box is
Introducing the slurry into the casting box along the supply direction, the supply direction comprising forming and introducing an angle with a horizontal plane consisting of about −45 degrees to about +45 degrees. , The method according to any one of claims 9 to 13. The method according to one or more of claims 9 to 14, comprising a step of maintaining a pressure value inside the casting box consisting of about 1 bar to about 10 bar.