Pressure vessel and method for the production of such a vessel
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B32B-003/26
F17C-001/16
B29D-022/00
B29C-070/48
B29C-053/60
F17C-007/00
B29C-070/32
B29C-070/54
B29L-031/00
출원번호
US-0938298
(2013-07-10)
등록번호
US-10215337
(2019-02-26)
우선권정보
DE-10 2012 013 937 (2012-07-16)
발명자
/ 주소
Flammer, Eberhard
출원인 / 주소
ELKAMET KUNSTSTOFFTECHNIK GMBH
대리인 / 주소
Leydig, Volt & Mayer, Ltd.
인용정보
피인용 횟수 :
0인용 특허 :
7
초록▼
A pressure vessel having a hollow body wound with a continuous filament, whereby the filament is embedded in a thermoplastic matrix, is provided, as well as a method for producing such a vessel. The method involves: (i) wrapping a hollow body with at least one continuous filament; (ii) impregnating
A pressure vessel having a hollow body wound with a continuous filament, whereby the filament is embedded in a thermoplastic matrix, is provided, as well as a method for producing such a vessel. The method involves: (i) wrapping a hollow body with at least one continuous filament; (ii) impregnating the filament winding with a polymerizable mixture, whereby the wound body is inside a mold that surrounds the wound body; and (iii) polymerizing the polymerizable mixture in order to form a plastic matrix that embeds the filament winding.
대표청구항▼
1. A method for producing a pressure vessel, the method comprising: (i) winding a hollow body with a continuous filament, to obtain a filament winding upon the hollow body, as a wound body;(ii) impregnating the filament winding with a polymerizable mixture while the wound body is inside a mold that
1. A method for producing a pressure vessel, the method comprising: (i) winding a hollow body with a continuous filament, to obtain a filament winding upon the hollow body, as a wound body;(ii) impregnating the filament winding with a polymerizable mixture while the wound body is inside a mold that surrounds the wound body; and(iii) polymerizing the polymerizable mixture so as to form a thermoplastic matrix that embeds the filament winding, wherein the thermoplastic matrix comprises polyamide 6, polyamide 12, a copolymer comprising polyamide 6 and polyamide 12, polybutylene terephthalate, thermoplastic polyurethane, or a mixture of two or more of any of these,wherein the continuous filament comprises a spacer. 2. The method of claim 1, wherein the polymerizable mixture has a viscosity <500 mPa·s. 3. The method of claim 1, wherein the hollow body comprises deep grooves on its outside. 4. The method of claim 1, wherein an inner surface of the mold is in direct contact with an outer surface of the filament winding. 5. The method of claim 1, wherein the polymerizable mixture comprises an impact-resistance modifier, a reinforcing filler, a non-reinforcing filler, a flame-retardant, a mold-release agent, a release agent and lubricant, a thermal conductivity increaser, an electrical conductivity increaser, a thermal and electrical conductivity increaser, a dye, a pigment, a stabilizer, a plasticizer, an anti-blocking agent, a thickener, a processing additive, or a mixture of two or more of any of these. 6. The method of claim 1, wherein the polymerizable mixture has a viscosity ≤200 mPa·s. 7. The method of claim 1, wherein the polymerizable mixture has a viscosity ≤100 mPa·s. 8. The method of claim 1, wherein the polymerizable mixture has a viscosity ≤20 mPa·s. 9. The method of claim 1, wherein the continuous filament comprises an aramide, boron, aluminum oxide, carbon, glass, or a mixture thereof. 10. The method of claim 1, wherein the continuous filament comprises a coating comprising a material that triggers or accelerates polymerization of the polymerizable mixture. 11. The method of claim 1, wherein the hollow body is formed from a same material as the thermoplastic matrix. 12. The method of claim 1, wherein, exclusively from other compounds, the polyamide 6, polyamide 12, the copolymer comprising polyamide 6 and polyamide 12, the polybutylene terephthalate, or the mixture of two or more of any of these enter into formation of the thermoplastic matrix. 13. A method for producing a pressure vessel, the method comprising: (i) winding a hollow body with a continuous filament, to obtain a filament winding upon the hollow body, as a wound body;(ii) impregnating the filament winding with a polymerizable mixture while the wound body is inside a mold that surrounds the wound body; and(iii) polymerizing the polymerizable mixture so as to form a plastic matrix that embeds the filament winding,wherein there is a gap between an inner surface of the mold and an outer surface of the filament winding so that outside of the embedded filament at least one of a non-fiber-reinforced outer shell of a same material as the plastic matrix and additional functional elements attached in one piece with the plastic matrix is provided. 14. The method of claim 13, wherein the polymerizable mixture has a viscosity <500 mPa·s. 15. The method of claim 13, wherein the continuous filament comprises a spacer. 16. The method of claim 13, wherein the hollow body comprises deep grooves on its outside. 17. The method of claim 13, wherein the polymerizable mixture comprises an impact-resistance modifier, a reinforcing filler, a non-reinforcing filler, a flame-retardant, a mold-release agent, a release agent and lubricant, a thermal conductivity increaser, an electrical conductivity increaser, a thermal and electrical conductivity increaser, a dye, a pigment, a stabilizer, a plasticizer, an anti-blocking agent, a thickener, a processing additive, or a mixture of two or more of any of these. 18. The method of claim 13, wherein the polymerizable mixture has a viscosity ≤20 mPa·s. 19. The method of claim 13, wherein the continuous filament comprises an aramide, boron, aluminum oxide, carbon, glass, or a mixture thereof. 20. The method of claim 13, wherein the continuous filament comprises a coating comprising a material that triggers or accelerates polymerization of the polymerizable mixture. 21. The method of claim 13, wherein the hollow body is formed from a same material as the thermoplastic matrix. 22. The method of claim 13, wherein, exclusively from other compounds, the polyamide 6, polyamide 12, the copolymer comprising polyamide 6 and polyamide 12, the polybutylene terephthalate, or the mixture of two or more of any of these enter into formation of the thermoplastic matrix. 23. A method for producing a pressure vessel, the method comprising: (i) winding a hollow body with a continuous filament, to obtain a filament winding upon the hollow body, as a wound body;(ii) impregnating the filament winding with a polymerizable mixture while the wound body is inside a mold that surrounds the wound body; and(iii) polymerizing the polymerizable mixture so as to form a thermoplastic matrix that embeds the filament winding, wherein the thermoplastic matrix comprises polyamide 6, polyamide 12, a copolymer comprising polyamide 6 and polyamide 12, polybutylene terephthalate, thermoplastic polyurethane, or a mixture of two or more of any of these,wherein the hollow body comprises deep grooves on its outside. 24. The method of claim 23, wherein the polymerizable mixture has a viscosity <500 mPa·s. 25. The method of claim 23, wherein an inner surface of the mold is in direct contact with an outer surface of the filament winding. 26. The method of claim 23, wherein the polymerizable mixture comprises an impact-resistance modifier, a reinforcing filler, a non-reinforcing filler, a flame-retardant, a mold-release agent, a release agent and lubricant, a thermal conductivity increaser, an electrical conductivity increaser, a thermal and electrical conductivity increaser, a dye, a pigment, a stabilizer, a plasticizer, an anti-blocking agent, a thickener, a processing additive, or a mixture of two or more of any of these. 27. The method of claim 23, wherein the polymerizable mixture has a viscosity ≤20 mPa·s. 28. The method of claim 23, wherein the continuous filament comprises an aramide, boron, aluminum oxide, carbon, glass, or a mixture thereof. 29. The method of claim 23, wherein the continuous filament comprises a coating comprising a material that triggers or accelerates polymerization of the polymerizable mixture. 30. The method of claim 23, wherein the hollow body is formed from a same material as the thermoplastic matrix. 31. The method of claim 23, wherein, exclusively from other compounds, the polyamide 6, polyamide 12, the copolymer comprising polyamide 6 and polyamide 12, the polybutylene terephthalate, or the mixture of two or more of any of these enter into formation of the thermoplastic matrix. 32. A method for producing a pressure vessel, the method comprising: (i) winding a hollow body with a continuous filament, to obtain a filament winding upon the hollow body, as a wound body;(ii) impregnating the filament winding with a polymerizable mixture while the wound body is inside a mold that surrounds the wound body; and(iii) polymerizing the polymerizable mixture so as to form a thermoplastic matrix that embeds the filament winding, wherein the thermoplastic matrix comprises polyamide 6, polyamide 12, a copolymer comprising polyamide 6 and polyamide 12, polybutylene terephthalate, thermoplastic polyurethane, or a mixture of two or more of any of these,wherein the polymerizable mixture comprises an impact-resistance modifier, a reinforcing filler, a non-reinforcing filler, a flame-retardant, a mold-release agent, a release agent and lubricant, a thermal conductivity increaser, an electrical conductivity increaser, a thermal and electrical conductivity increaser, a dye, a pigment, a stabilizer, a plasticizer, an anti-blocking agent, a thickener, a processing additive, or a mixture of two or more of any of these. 33. The method of claim 32, wherein the polymerizable mixture has a viscosity <500 mPa·s. 34. The method of claim 32, wherein an inner surface of the mold is in direct contact with an outer surface of the filament winding. 35. The method of claim 32, wherein the polymerizable mixture has a viscosity ≤20 mPa·s. 36. The method of claim 32, wherein the continuous filament comprises an aramide, boron, aluminum oxide, carbon, glass, or a mixture thereof. 37. The method of claim 32, wherein the continuous filament comprises a coating comprising a material that triggers or accelerates polymerization of the polymerizable mixture. 38. The method of claim 32, wherein the hollow body is formed from a same material as the thermoplastic matrix. 39. The method of claim 32, wherein, exclusively from other compounds, the polyamide 6, polyamide 12, the copolymer comprising polyamide 6 and polyamide 12, the polybutylene terephthalate, or the mixture of two or more of any of these enter into formation of the thermoplastic matrix. 40. A method for producing a pressure vessel, the method comprising: (i) winding a hollow body with a continuous filament, to obtain a filament winding upon the hollow body, as a wound body;(ii) impregnating the filament winding with a polymerizable mixture while the wound body is inside a mold that surrounds the wound body; and(iii) polymerizing the polymerizable mixture so as to form a thermoplastic matrix that embeds the filament winding, wherein the thermoplastic matrix comprises polyamide 6, polyamide 12, a copolymer comprising polyamide 6 and polyamide 12, polybutylene terephthalate, thermoplastic polyurethane, or a mixture of two or more of any of these,wherein the hollow body is formed from a same material as the thermoplastic matrix. 41. The method of claim 40, wherein the polymerizable mixture has a viscosity <500 mPa·s. 42. The method of claim 40, wherein an inner surface of the mold is in direct contact with an outer surface of the filament winding. 43. The method of claim 40, wherein the polymerizable mixture has a viscosity <20 mPa·s. 44. The method of claim 40, wherein the continuous filament comprises an aramide, boron, aluminum oxide, carbon, glass, or a mixture thereof. 45. The method of claim 40, wherein the continuous filament comprises a coating comprising a material that triggers or accelerates polymerization of the polymerizable mixture. 46. The method of claim 40, wherein, exclusively from other compounds, the polyamide 6, polyamide 12, the copolymer comprising polyamide 6 and polyamide 12, the polybutylene terephthalate, or the mixture of two or more of any of these enter into formation of the thermoplastic matrix.
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