IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0354464
(1999-07-15)
|
우선권정보 |
JP-0202478 (1998-07-17) |
발명자
/ 주소 |
- Watanabe, Hiromi
- Kuwahara, Isao
|
출원인 / 주소 |
- Sanyo Pax Kabushiki Kaisha
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
45 인용 특허 :
8 |
초록
▼
An insulating paper container's body has a low m.p. thermoplastic synthetic resin film laminated on its outer wall surface and a compatibly expansile ink applied to the outer surface either as a primer or as indicia to provide stock material improved in its printability for bar codes or the like as
An insulating paper container's body has a low m.p. thermoplastic synthetic resin film laminated on its outer wall surface and a compatibly expansile ink applied to the outer surface either as a primer or as indicia to provide stock material improved in its printability for bar codes or the like as well as in its insulating property. In addition there is provided a process for making such stock material.
대표청구항
▼
1. Stock material for a container body of an insulating paper container, comprising: a base paper; a first thermoplastic synthetic resin film laminated on an inner wall surface of said base paper; a second thermoplastic synthetic resin film laminated on an outer wall surface of said base pap
1. Stock material for a container body of an insulating paper container, comprising: a base paper; a first thermoplastic synthetic resin film laminated on an inner wall surface of said base paper; a second thermoplastic synthetic resin film laminated on an outer wall surface of said base paper wherein said second thermoplastic synthetic resin film is expandable by heat treatment; and an ink which expands commensurately with the expansion of said second thermoplastic film applied on an outer surface of the second thermoplastic resin film, the outer surface of the second thermoplastic film being printed with indicia using separately prepared ink. 2. The stock material according to claim 1, wherein said ink is applied as a primer on the outer surface of the second thermoplastic synthetic resin film.3. The stock material according to claim 1, wherein said ink applied as said primer is white.4. The stock material according to claim 1, wherein an interface defined between the base paper and the second thermoplastic synthetic resin film is at least partially filled with a layer of self-expansile ink.5. The stock material according to claim 2, wherein an interface defined between the base paper and the second thermoplastic synthetic resin film is at least partially filled with a layer of self-expansile ink.6. The stock material according to claim 3, wherein an interface defined between the base paper and the second thermoplastic synthetic resin film is at least partially filled with a layer of self-expansile ink.7. The stock material according to claim 1, wherein the second thermoplastic synthetic resin film is made of a low density polyethylene having a melt flow rate of 8-15 g/10 min and a thickness of 0.03-0.07 mm.8. The stock material according to claim 2, wherein the second thermoplastic synthetic resin film is made of a low density polyethylene having a melt flow rate of 8-15 g/10 min and a thickness of 0.03-0.07 mm.9. The stock material according to claim 3, wherein the second thermoplastic synthetic resin film is made of a low density polyethylene having a melt flow rate of 8-15 g/10 min and a thickness of 0.03-0.07 mm.10. The stock material according to claim 4, wherein the second thermoplastic synthetic resin film is made of a low density polyethylene having a melt flow rate of 8-15 g/10 min and a thickness of 0.03-0.07 mm.11. The stock material according to claim 1, wherein the first thermoplastic synthetic resin film is not expandable by heat treatment and is made of a medium density polyethylene having a melt flow rate of 4-8 g/10 min.12. The stock material according to claim 2, wherein the first thermoplastic synthetic resin film is not expandable by heat treatment and is made of a medium density polyethylene having a melt flow rate of 4-8 g/10 min.13. The stock material according to claim 3, wherein the first thermoplastic synthetic resin film is not expandable by heat treatment and is made of a medium density polyethylene having a melt flow rate of 4-8 g/10 min.14. The stock material according to claim 4, wherein the first thermoplastic synthetic resin film is not expandable by heat treatment and is made of a medium density polyethylene having a melt flow rate of 4-8 g/10 min.15. The stock material according to claim 7, wherein the first thermoplastic synthetic resin film is not expandable by heat treatment and is made of a medium density polyethylene having a melt flow rate of 4-8 g/10 min.16. An insulating paper container comprising: a container body and a bottom wall; a first thermoplastic synthetic resin film laminated on an inner wall surface of a base paper of said container body and said bottom wall; a second thermoplastic synthetic resin film laminated on an outer wall surface of said base paper of said container body; and an ink which expands commensurately with expansion of said second thermoplastic film applied on an outer surface of the second thermoplastic resin film so that said ink follows the expansion of said second thermoplastic synthetic resin film; wherein said second thermoplastic synthetic resin film is expanded and the outer surface of the second thermoplastic film is printed with indicia using separately prepared ink. 17. The insulating paper container according to claim 16, wherein the outer surface of the second thermoplastic synthetic resin layer is expandable by heating treatment and has applied thereto said ink as a primer.18. The insulating paper container material according to claim 17, wherein said ink applied as said primer is white.19. The insulating paper container according to claim 16, wherein an interface defined between the base paper and the second thermoplastic synthetic resin film is at least partially filled with self-expansile ink.20. The insulating paper container according to claim 17, wherein an interface defined between the base paper and the second thermoplastic synthetic resin film is at least partially filled with self-expansile ink.21. The insulating paper container according to claim 18, wherein an interface defined between the base paper and the second thermoplastic synthetic resin film is at least partially filled with self-expansile ink.22. The insulating paper container according to claim 16, wherein the second thermoplastic synthetic resin film is laminated on an outer wall surface of the base paper of the bottom wall and said second thermoplastic synthetic resin film is expanded by subjecting the outer wall surface of the base paper of the bottom wall to heating treatment.23. The insulating paper container according to claim 17, wherein the second thermoplastic synthetic resin film is laminated on an outer wall surface of the base paper of the bottom wall and said second thermoplastic synthetic resin film is expanded by subjecting the outer wall surface of the base paper of the bottom wall to heating treatment.24. The insulating paper container according to claim 18, wherein the second thermoplastic synthetic resin film is laminated on an outer wall surface of the base paper of the bottom wall and said second thermoplastic synthetic resin film is expanded by subjecting the outer wall surface of the base paper of the bottom wall to heating treatment.25. The insulating paper container according to claim 19, wherein the second thermoplastic synthetic resin film is laminated on an outer wall surface of the base paper of the bottom wall and said second thermoplastic synthetic resin film is expanded by subjecting the outer wall surface of the base paper of the bottom wall to heating treatment.26. The insulating paper container according to claim 16, wherein the second thermoplastic synthetic resin film is further laminated on an outer surface of the first thermoplastic synthetic resin film on the base paper of the bottom wall, and wherein the second thermoplastic synthetic resin film laminated on the base paper of the container body is expanded by subjecting the lamination to heating.27. The insulating paper container according to claim 17, wherein the second thermoplastic synthetic resin film is further laminated on an outer surface of the first thermoplastic synthetic resin film on the base paper of the bottom wall, and wherein the second thermoplastic synthetic resin film laminated on the base paper of the container body is expanded by subjecting the lamination to heating.28. The insulating paper container according to claim 18, wherein the second thermoplastic synthetic resin film is further laminated on an outer surface of the first thermoplastic synthetic resin film on the base paper of the bottom wall, and wherein the second thermoplastic synthetic resin film laminated on the base paper of the container body is expanded by subjecting the lamination to heating.29. The insulating paper container according to claim 19, wherein the second thermoplastic synthetic resin film is further laminated on an outer surface of the first thermoplastic synthetic resin film on the base paper of the bottom wall, and wherein the second thermoplastic synthetic resin film laminated on the base paper of the container body is expanded by subjecting the lamination to heating.30. The insulating paper container according to claim 22, wherein the second thermoplastic synthetic resin film is further laminated on an outer surface of the first thermoplastic synthetic resin film on the base paper of the bottom wall, and wherein the second thermoplastic synthetic resin film laminated on the base paper of the container body is expanded by subjecting the lamination to heating.31. The insulating paper container according to claim 16, wherein the second thermoplastic synthetic resin film is expandable by heat treatment and is made of a low density polyethylene having a melt flow rate of 8-15 g/10 min and a thickness of 0.03-0.07 mm.32. The insulating paper container according to claim 17, wherein the second thermoplastic synthetic resin film is expandable by heat treatment and is made of a low density polyethylene having a melt flow rate of 8-15 g/10 min and a thickness of 0.03-0.07 mm.33. The insulating paper container according to claim 18, wherein the second thermoplastic synthetic resin film is expandable by heat treatment and is made of a low density polyethylene having a melt flow rate of 8-15 g/10 min and a thickness of 0.03-0.07 mm.34. The insulating paper container according to claim 19, wherein the second thermoplastic synthetic resin film is expandable by heat treatment and is made of a low density polyethylene having a melt flow rate of 8-15 g/10 min and a thickness of 0.03-0.07 mm.35. The insulating paper container according to claim 22, wherein the second thermoplastic synthetic resin film is expandable by heat treatment and is made of a low density polyethylene having a melt flow rate of 8-15 g/10 min and a thickness of 0.03-0.07 mm.36. The insulating paper container according to claim 26, wherein the second thermoplastic synthetic resin film is expandable by heat treatment and is made of a low density polyethylene having a melt flow rate of 8-15 g/10 min and a thickness of 0.03-0.07 mm.37. The insulating paper container according to claim 16, wherein the first thermoplastic synthetic resin film is not expandable by heat treatment and is made of a medium density polyethylene having a melt flow rate of 4-8 g/10 min.38. The insulating paper container according to claim 17, wherein the first thermoplastic synthetic resin film is not expandable by heat treatment and is made of a medium density polyethylene having a melt flow rate of 4-8 g/10 min.39. The insulating paper container according to claim 18, wherein the first thermoplastic synthetic resin film is not expandable by heat treatment and is made of a medium density polyethylene having a melt flow rate of 4-8 g/10 min.40. The insulating paper container according to claim 19, wherein the first thermoplastic synthetic resin film is not expandable by heat treatment and is made of a medium density polyethylene having a melt flow rate of 4-8 g/10 min.41. The insulating paper container according to claim 22, wherein the first thermoplastic synthetic resin film is not expandable by heat treatment and is made of a medium density polyethylene having a melt flow rate of 4-8 g/10 min.42. The insulating paper container according to claim 26, wherein the first thermoplastic synthetic resin film is not expandable by heat treatment and is made of a medium density polyethylene having a melt flow rate of 4-8 g/10 min.43. The insulating paper container according to claim 31, wherein the first thermoplastic synthetic resin film is not expandable by heat treatment and is made of a medium density polyethylene having a melt flow rate of 4-8 g/10 min.44. The insulating paper container according to claim 16, wherein the base paper has a basis weight of 150-350 g/m3and a moisture content of 5-9%.45. The insulating paper container according to claim 17, wherein the base paper has a basis weight of 150-350 g/m3and a moisture content of 5-9%.46. The insulating paper container according to claim 18, wherein the base paper has a basis weight of 150-350 g/m3and a moisture content of 5-9%.47. The insulating paper container according to claim 19, wherein the base paper has a basis weight of 150-350 g/m3and a moisture content of 5-9%.48. The insulating paper container according to claim 22, wherein the base paper has a basis weight of 150-350 g/m3and a moisture content of 5-9%.49. The insulating paper container according to claim 26, wherein the base paper has a basis weight of 150-350 g/m3and a moisture content of 5-9%.50. The insulating paper container according to claim 31, wherein the base paper has a basis weight of 150-350 g/m3and a moisture content of 5-9%.51. The insulating paper container according to claim 37, wherein the base paper has a basis weight of 150-350 g/m3and a moisture content of 5-9%.52. The insulating paper container according to claim 16, wherein the base paper is the product a paper making process which employs a fortlinear paper machine or a cylinder paper machine to produce the base paper.53. The insulating paper container according to claim 17, wherein the base paper is the product a paper making process which employs a fortlinear paper machine or a cylinder paper machine to produce the base paper.54. The insulating paper container according to claim 18, wherein the base paper is the product a paper making process which employs a fortlinear paper machine or a cylinder paper machine to produce the base paper.55. The insulating paper container according to claim 19, wherein the base paper is the product a paper making process which employs a fortlinear paper machine or a cylinder paper machine to produce the base paper.56. The insulating paper container according to claim 22, wherein the base paper is the product a paper making process which employs a fortlinear paper machine or a cylinder paper machine to produce the base paper.57. The insulating paper container according to claim 26, wherein the base paper is the product a paper making process which employs a fortlinear paper machine or a cylinder paper machine to produce the base paper.58. The insulating paper container according to claim 31, wherein the base paper is the product a paper making process which employs a fortlinear paper machine or a cylinder paper machine to produce the base paper.59. The insulating paper container according to claim 37, wherein the base paper is the product a paper making process which employs a fortlinear paper machine or a cylinder paper machine to produce the base paper.60. The insulating paper container according to claim 44, wherein the base paper is the product a paper making process which employs a fortlinear paper machine or a cylinder paper machine to produce the base paper.
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