RU2000127029A - COATED VESSELS OF THE MATERIAL WITH BARRIER EFFECT, METHOD AND DEVICE FOR ITS MANUFACTURE - Google Patents

Claims (1)

1. The vessel, in particular a bottle or vial, of heterogeneous composition from a material with a barrier effect and from a polymeric material, characterized in that the material with a barrier effect consists of amorphous carbon with a polymeric tendency that covers the substrate of a polymeric material.  2. The vessel according to claim 1, characterized in that the material with the barrier effect is a nanocomposite based on amorphous carbon with a polymeric tendency.  3. The vessel according to claim 2, characterized in that the material with the barrier effect is a nanocomposite based on amorphous carbon with a polymeric tendency with the inclusion of metal atoms. 4. The vessel according to any one of paragraphs. 1-3, characterized in that the coating of amorphous carbon with a polymeric tendency is less than about thickness

5. The vessel according to p. 4, characterized in that the coating of amorphous carbon with a polymer tendency has a thickness concluded between

6. The vessel according to any one of paragraphs. 1-5, characterized in that the polymeric material is a polyolefin or polyester, namely PET or PEN.  7. The vessel according to any one of paragraphs. 1-6, characterized in that the coating of material with a barrier effect is located on the substrate from the inside of the vessel.  8. The vessel according to any one of paragraphs. 1-6, characterized in that the coating of material with a barrier effect is located on the substrate from the outside of the vessel.  9. A method using an electromagnetic excitation plasma to form a vessel, in particular a bottle or vial, of heterogeneous composition from a material with a barrier effect and a polymeric material forming a substrate that has the form of the above vessel obtained, characterized in that the above-mentioned polymeric material forming the substrate , a material with a barrier effect consisting of amorphous carbon with a polymer tendency is applied, and a preform is introduced into the chamber (2), in which a significant vacuum has been created (1 8) a vessel of polymer material forming the above-mentioned substrate is injected into the reaction chamber (2, 18) at least one carbon source gaseous substance at very low pressure; moreover, alkanes, alkenes, alkynes, aromatic compounds or a combination of some of them, simultaneously create in the reaction chamber a microwave electromagnetic excitation in the microwave range (UHF) of relatively low power, capable of forming a plasma under temperature conditions, which, on one side They keep the polymer at a temperature below the transition temperature to a glassy state, and which, on the other hand, cause the deposition of amorphous carbon with a polymer tendency.  10. The method according to p. 9, characterized in that the billet (18) of the vessel of polymeric material is closed during the injection of carbon source gaseous substance into the chamber (2) outside the billet, and the volume enclosed between the walls of the chamber and the outer surface of the billet forms the reaction chamber whereby a coating of amorphous carbon with a polymeric tendency will be formed on the outer surface of the vessel blank.  11. The method according to p. 9, characterized in that the carbon source gaseous substance is injected into the billet (18) of a vessel of polymer material, which then forms the reaction chamber, and at the same time creates a pronounced rarefaction in the billet of the vessel, thereby creating a plasma only inside the billet and a coating of material amorphous carbon with a polymeric tendency will be superimposed on the inner surface of the billet vessel, and at the same time create a vacuum in the chamber to reduce the pressure drop inside and outside the billet.  12. The method according to p. 11, characterized in that the chamber (2) has a transverse size close to the transverse size of the body of the workpiece (18) of the vessel in order to fit snugly to the preparation of the vessel, with the possibility of creating a vacuum in a closed space.  13. A method according to any one of claims. 9-12, characterized in that the source gaseous substance is injected under pressure below 1 mbar.  14. A method according to any one of claims. 9-13, characterized in that before the formation of an internal coating of amorphous carbon with a polymer tendency in the vessel blank (18), an oxygen plasma is created that can form pure oxygen for cleaning the vessel blank.  15. A method according to any one of claims. 9-13, characterized in that prior to the formation of an internal coating of amorphous carbon with a polymer tendency, a bactericidal substance is sprayed into the vessel preform (18), then an oxygen plasma is created, whereby the plasma contributes to the formation of a strong suppressive medium capable of reducing bacterial contamination.  16. A device that uses plasma with electromagnetic excitation, to form a vessel, in particular a bottle or vial, of a heterogeneous composition of a material with a barrier effect and a polymeric material forming a substrate (vessel preform (18)) having the form of the above vessel, containing a generator plasma, having a chamber (2), equipped with a means of injection (7) of the original gaseous substance and means of electromagnetic excitation (8-12), characterized in that to cover the above-mentioned polymeric material, substratum substrate, a material with a barrier effect containing amorphous carbon with a polymeric tendency, the injection means (7) of the initial substance are connected to the initial substance generator in a gaseous state, and alkanes, alkenes, alkynes, aromatic compounds or some of them are used as the initial substance , and the discharge means are adjusted to deliver the source gaseous substance under very low pressure, and the electromagnetic excitation means (8-12) are capable of generating l microwaves in the microwave range.  17. The device according to claim 16, characterized in that the chamber (2) has dimensions substantially larger than the dimensions of the workpiece blank (18) of the vessel to be processed, and the discharge means are installed open in the chamber (2) outside the vessel blank (18), the vessel billet is closed, while the device is configured to generate a plasma outside the vessel billet and apply an amorphous carbon coating with a polymer tendency on the outer surface of the vessel billet.  18. The device according to p. 16, characterized in that the means of injection (7) of the original substance in a gaseous state are set to go inside the billet (18) of the vessel located in the chamber, and means for pumping out (6) are provided, opening into the billet (18) vessel with the ability to create a pronounced vacuum in it, while the device is configured to create a plasma only inside the vessel billet, which forms the reaction chamber, with the possibility of applying a coating on the inner surface of the vessel billet of amorphous carbon with a polymer tendency, and pumping means (6) are arranged to simultaneously reduce pressure in the chamber (2) to reduce the differential pressure inside and outside the preform.  19. The device according to p. 18, characterized in that the chamber (2) is equipped with a movable airtight cover (4) equipped for fastening the injector (7) of means for injecting a gaseous starting material and having a suction port (5) of pumping means, the chamber containing means fasteners (17), designed to secure the billet (18) of the vessel to its neck, pressing the edge (23) of the above-mentioned vessel billet in an airtight manner to the inner side (22) of the above-mentioned cover, surrounding the above-mentioned suction holes and injector.  20. The device according to claim 19, characterized in that the fastening means (17) are installed with the ability to move in the axial direction (19), and supply the vessel billet to the inside of the lid (4), closing the above-mentioned outlets and injector before coating and removing the finished vessel after coating.  21. Device according to any one of paragraphs. 16-20, characterized in that the electromagnetic excitation means comprise a waveguide (8) radially connected to a cavity (1) surrounding the chamber (2), and in the above-mentioned cavity (1) longitudinal short circuit means (11) are provided, surrounding the chamber and waveguide, and means (10) transverse short circuit.  22. Device according to any one of paragraphs. 18-21, characterized in that the chamber (2) has a transverse size close to the transverse size of the body of the workpiece (18) of the vessel.  23. Device according to any one of paragraphs. 16-20, characterized in that the microwave electromagnetic excitation means comprise an antenna (13) connected to the waveguide (15) and located radially in the cavity (1) surrounding the chamber (2), and the above-mentioned cavity (1) is equipped with means (11 a) longitudinal short circuit.  24. Device according to any one of paragraphs. 16-20, characterized in that the microwave electromagnetic excitation means comprise an antenna (13) connected to the waveguide (15) and located coaxially in the cavity (1) surrounding the chamber (2), and the above-mentioned cavity (1) is equipped with means (11 a) longitudinal short circuit.