Claims
- 1. A method of fabricating plastic products with integral lenticular lens material, comprising:
a) providing a lenticular lens material sheet comprising a lenticular lens layer having a first and a second surface and an ink layer bonded to the second surface of the lenticular lens layer; b) bonding a substrate to the ink layer, c) cutting a lenticular piece from the lenticular material sheet; d) forming a lenticular insert in the configuration of a sleeve; e) positioning the lenticular insert in a mold cavity of a plastic molding assembly, f) operating the plastic molding assembly to process a plastic material charge into the mold cavity at a predetermined molding temperature and to form the plastic object; and g) cooling and ejecting the plastic product from the mold cavity, h) in which at least a portion of the substrate bonds to the plastic material charge during the operating of the plastic molding assembly and in which the substrate is adapted for thermally isolating the ink layer during the operating of the plastic molding assembly.
- 2. The method of claim 1, in which the molding temperature in the range of approximately 150 to 375 Celsius.
- 3. The method of claim 2, in which the plastic material charge is selected from a group of plastics consisting of polypropylene, styrene, polyethylene, and polyvinyl chloride.
- 4. The method of claim 1, in which the substrate comprises a material selected from a group of materials consisting of polypropylene, polyester, polyvinyl chloride, polycarbonate, APET, UV-curable coatings, solvent-based coatings, E-beam-curable coatings, and water-based coatings.
- 5. The method of claim 1, in which the substrate has a thickness selected from the range of 0.0127 to 0.0762 millimeter.
- 6. The method of claim 1, the method further including, prior to the bonding of the substrate, fabricating the substrate by providing a release liner and applying a substrate material to the release liner and in which the bonding of the substrate comprises forcing the ink layer and the substrate material into contact, activating the substrate material with heat and pressure to attach the substrate material to the ink layer, and removing the release liner.
- 7. The method of claim 1, in which the substrate comprises a coating material and the bonding of the substrate comprises coating the ink layer with the coating material.
- 8. The method of claim 1, in which the plastic molding assembly is an injection molding machine or a blow molding machine.
- 9. The method of claim 1, further including concurrently with the operating of the plastic molding assembly, retaining the first surface of the lenticular insert in contact with an outer wall of the mold cavity to block flow of the plastic material charge onto the first surface.
- 10. The method of claim 9, in which the retaining of the first surface comprises developing a vacuum and applying the vacuum to a portion of the first surface.
- 11. The method of claim 9, in which the retaining of the first surface comprises developing an electric potential between the outer wall of the mold cavity and a portion of the first surface.
- 12. The method of claim 9, in which the retaining of the first surface includes attaching raised surface members to an exposed side of the substrate, the raised surface members contacting a center die element in the mold cavity of the plastic molding assembly during the positioning of the lenticular insert.
- 13. A plastic product fabricated according to the method of claim 1.
- 14. A method for manufacturing a plastic product with lenticular lens material, comprising:
a) providing a thin lenticular insert in the form of a closed-surface sleeve comprising a lenticular lens layer having a first and a second surface and an ink layer bonded to the second surface of the lenticular lens layer, b) providing a mold cavity of a plastic molding assembly configured to define the dimensions of the plastic product; c) positioning the lenticular insert in the mold cavity with the first surface adjacent a wall of the mold cavity; d) operating the plastic molding assembly to at least partially fill the mold cavity with liquid plastic, in which the mold cavity and lenticular insert being configured such that a frame member is formed along each exposed edge of the lenticular insert; e) cooling the mold cavity, and f) ejecting the hardened plastic product with the lenticular insert retained in position by the frame members.
- 15. The method of claim 14, in which the predetermined distance is less than about 0.06 inches.
- 16. The method of claim 14, further including, prior to the positioning of the lenticular insert, bonding a substrate to the ink layer, the substrate having a thickness and thermal resistance that in combination prevent the ink layer from damage during the operating of the plastic molding assembly.
- 17. The method of claim 14, in which at least one frame member extends a predetermined distance onto the first surface.
- 18. The method of claim 17, further including, prior to the positioning of the lenticular insert, forming a beveled edge on the exposed edges of the lenticular insert to provide a flow passage for the liquid plastic in the operating step and to define the predetermined distance.
- 19. A product for displaying images created with lenticular lens material, comprising:
a) a plastic display surface; b) a closed-surface lenticular sleeve positioned in abutting contact with the display surface, the lenticular insert including a lenticular lens layer having a first and a second surface, an ink layer bonded to the second surface of the lenticular lens layer, and a bonding and thermal protection substrate attached to and covering the ink layer; and c) means for retaining the lenticular insert in the abutting contact position on the display surface.
- 20. The product of claim 19, in which the retaining means comprises a bonding interface between the substrate and material of the plastic display surface.
- 21. The product of claim 20, in which the substrate comprises a material selected from a group of materials consisting of polypropylene, polyester, polyvinyl chloride, polycarbonate, APET, UV-curable coatings, solvent-based coatings, E-beam-curable coatings, and water-based coatings.
- 22. The product of claim 21, in which the substrate has a thickness selected from the range of 0.0127 to 0.0762 millimeter.
- 23. The product of claim 19, in which the retaining means comprises frame members connected to the display surface and abuttingly contacting exposed edges of the lenticular insert.
- 24. The product of claim 23, in which the frame members extend a predetermined retention distance onto the first surface adjacent each of the exposed edges.
- 25. The product of claim 19, in which the product is a container and the display surface is an outer wall of the container.
- 26. The product of claim 25, in which the lenticular insert extends along substantially the entire perimeter of the outer wall such that two side edges of the lenticular insert form a seam.
- 27. A method of fabricating plastic products with integral lenticular lens material, comprising:
a) providing a closed-surface lenticular insert comprising a lenticular lens layer having a first and a second surface, an ink layer bonded to the second surface of the lenticular lens layer, and a substrate bonded to the ink layer-, b) positioning the lenticular insert in a mold cavity of a plastic molding assembly; and c) operating the plastic molding assembly to process a plastic material charge into the mold cavity at a predetermined molding temperature and to form the plastic object in which at least a portion of the substrate bonds to the plastic material charge during the operating of the plastic molding assembly and in which the substrate is adapted for thermally isolating the ink layer during the operating of the plastic molding assembly.
- 28. The method of claim 27, further comprising cooling and ejecting the plastic product from the mold cavity.
- 29. The method of claim 27, in which the molding temperature in the range of 150 to 375 Celsius.
- 30. The method of claim 29, in which the plastic material charge is selected from a group of plastics consisting of polypropylene, styrene, polyethylene, and polyvinyl chloride.
- 31. The method of claim 27, in which the substrate comprises a material selected from a group of materials consisting of polypropylene, polyester, polyvinyl chloride, polycarbonate, APET, UV-curable coatings, solvent-based coatings, E-beam-curable coatings, and water-based coatings.
- 32. The method of claim 27, in which the substrate has a thickness selected from the range of 0.0127 to 0.0762 millimeter.
- 33. The method of claim 27, the method further including, prior to the bonding of the substrate, fabricating the substrate by providing a release liner and applying a substrate material to the release liner and in which the bonding of the substrate comprises forcing the ink layer and the substrate material into contact, activating the substrate material with heat and pressure to attach the substrate material to the ink layer, and removing the release liner.
- 34. The method of claim 27, in which the substrate comprises a coating material and the bonding of the substrate comprises coating the ink layer with the coating material.
- 35. The method of claim 27, in which the plastic molding assembly is an injection molding machine or a blow molding machine.
- 36. The method of claim 27, further including concurrently with the operating of the plastic molding assembly, retaining the first surface of the lenticular insert in contact with an outer wall of the mold cavity to block flow of the plastic material charge onto the first surface.
- 37. The method of claim 36, in which the retaining of the first surface comprises developing a vacuum and applying the vacuum to a portion of the first surface.
- 38. The method of claim 36, in which the retaining of the first surface comprises developing an electric potential between the outer wall of the mold cavity and a portion of the first surface.
- 39. The method of claim 36, in which the retaining of the first surface includes attaching raised surface members to an exposed side of the substrate, the raised surface members contacting a center die element in the mold cavity of the plastic molding assembly during the positioning of the lenticular insert.
- 40. A plastic product fabricated according to the method of claim 27.
- 41. A method for manufacturing a plastic product with lenticular lens material, comprising:
a) providing a thin lenticular insert in the form of a closed-surface sleeve comprising a lenticular lens layer having a first and a second surface and an ink layer bonded to the second surface of the lenticular lens layer; b) providing a mold cavity of a plastic molding assembly configured to define the dimensions of the plastic product; c) positioning the lenticular insert in the mold cavity with the first surface adjacent a wall of the mold cavity; d) operating the plastic molding assembly to at least partially fill the mold cavity with liquid plastic, in which the mold cavity and lenticular insert being configured such that a frame member is formed along each exposed edge of the lenticular insert, the lenticular insert being retained in position by the frame members.
- 42. The method of claim 41, further comprising cooling the mold cavity.
- 43. The method of claim 41, in which at least one frame member extends a predetermined distance onto the first surface.
- 44. The method of claim 43, in which the predetermined distance is less than about 0.06 inches.
- 45. The method of claim 41, further including, prior to the positioning of the lenticular insert, bonding a substrate to the ink layer, the substrate having a thickness and thermal resistance that in combination prevent the ink layer from damage during the operating of the plastic molding assembly.
- 46. The method of claim 41, further including, prior to the positioning of the lenticular insert, forming a beveled edge on the exposed edges of the lenticular insert to provide a flow passage for the liquid plastic in the operating step and to define the predetermined distance.
- 47. A product for displaying images created with lenticular lens material, comprising:
a) a plastic display surface; b) a closed-surface lenticular sleeve positioned and integrally retained to the plastic display surface, the lenticular insert including a lenticular lens layer having a first and a second surface, an ink layer bonded to the second surface of the lenticular lens layer, and a bonding and thermal protection substrate attached to the ink layer.
- 48. The product of claim 47, in which the lenticular sleeve is integrally retained to the display surface by a bonding interface between the substrate and the plastic display surface.
- 49. The product of claim 47, in which the substrate comprises a material selected from a group of materials consisting of polypropylene, polyester, polyvinyl chloride, polycarbonate, APET, V-curable coatings, solvent-based coatings, E-beam-curable coatings, and water-based coatings.
- 50. The product of claim 47, in which the substrate has a thickness selected from the range of 0.0127 to 0.0762 millimeter.
- 51. The product of claim 47, in which the lenticular sleeve is integrally retained to the display surface by members connected to the display surface and abuttingly contacting exposed edges of the lenticular insert.
- 52. The product of claim 51, in which the frame members extend a predetermined retention distance onto the first surface adjacent each of the exposed edges.
- 53. The product of claim 47, in which the product is a container and the display surface is an outer wall of the container.
- 54. The product of claim 47, in which the two side edges of the lenticular insert form a straight seam.
- 55. The product of claim 47, in which the two side edges of the lenticular insert form a sinusoidal seam.
- 56. The product of claim 47, in which the two side edges of the lenticular insert form a zig-zag seam.
- 57. A product for displaying images created with lenticular lens material, comprising:
a) a paper display surface; b) a closed-surface lenticular sleeve maintained in position adjacent the paper display surface, the lenticular insert including a lenticular lens layer having a first and a second surface, an ink layer bonded to the second surface of the lenticular lens layer, and a bonding and thermal protection substrate attached to the ink layer.
- 58. The product of claim 57, in which the lenticular sleeve is maintained in position adjacent the paper surface by an adhesive between the substrate and the paper display surface.
- 59. The product of claim 57, in which the substrate comprises a material selected from a group of materials consisting of polypropylene, polyester, polyvinyl chloride, polycarbonate, APET, UV-curable coatings, solvent-based coatings, E-beam-curable coatings, and water-based coatings.
- 60. The product of claim 57, in which the substrate has a thickness selected from the range of 0.0127 to 0.0762 millimeter.
- 61. The product of claim 57, in which the product is a container and the display surface is an outer wall of the container.
- 62. The product of claim 57, in which the two side edges of the lenticular insert form a straight seam.
- 63. The product of claim 57, in which the two side edges of the lenticular insert form a sinusoidal seam.
- 64. The product of claim 57, in which the two side edges of the lenticular insert form a zig-zag seam.
- 65. A product for displaying images created with lenticular lens material, comprising:
a) a closed surface lenticular sleeve comprising a lenticular lens layer having an lenticular outer surface and a back side, an ink layer bonded to the back side of the lenticular lens layer, and a substrate layer separate from the lenticular lens layer that is attached to and covering a side of the ink layer opposite the back side of the lenticular lens layer; b) a plastic base layer having a recessed region in which the lenticular sleeve is located so that the lenticular outer surface faces away from the recessed region; and c) means for holding the lenticular sleeve in the recessed region of the plastic base layer.
- 66. The product of claim 65, in which the means for holding comprises a bonding interface between a side of the substrate layer not attached to a side of the ink layer and material of the plastic base layer.
- 67. The product of claim 65, in which the substrate layer comprises a material selected from a group of materials consisting of polypropylene, polyester, polyvinyl chloride, polycarbonate, amorphous polyethylene terephthlate, ultraviolet-curable coatings, solvent-based coatings, electron-beam-curable coatings, and water-based coatings.
- 68. The product of claim 65, in which the substrate layer has a thickness selected from the range of 0.0127 to 0.0762 millimeter.
- 69. The product of claim 65, in which the product is a container and at least a portion of the plastic base layer is an outer wall of the container.
- 70. A plastic product for displaying images created with lenticular lens material, comprising a closed surface lenticular sleeve comprising a lenticular lens layer having an outer surface and a back side, an ink layer bonded to the back side of the lenticular lens layer, and a substrate layer separated from the lenticular lens layer and attached to and covering the ink layer; and a plastic base layer having a recessed region in which the lenticular sleeve is held by an integral bond between the substrate layer and the plastic base layer.
- 71. A product for displaying images created with lenticular lens material, comprising a closed surface lenticular sleeve comprising a lenticular lens layer having an lenticular outer surface and a back side, an ink layer bonded to the back side of the lenticular lens layer, and a substrate layer separate from the lenticular lens layer that is attached to the ink layer opposite the back side of the lenticular lens layer so as to provide sufficient thermal protection to prevent alteration of the image by a bond between the substrate layer and a plastic base layer having a recessed region in which the lenticular sleeve is located so that the lenticular outer surface faces away from the recessed region.
- 72. In combination, a plastic material and a closed surface lenticular sleeve for retention in abutting contact by an integral bond with a recessed region formed in the plastic material, the lenticular sleeve comprising a lenticular lens layer having an outer surface and a back side, an ink layer bonded to the back side of the lenticular lens layer, and a substrate layer separated from the lenticular lens layer and attached to and covering the ink layer to prevent thermal alteration of the image by the plastic material.
- 73. An integrally formed closed-surface lenticular sleeve, comprising
a) an integral laminate having a lenticular layer that has an array of lenticules on an outer face, and b) an interlaced striped image layer on an inner face of the lenticular layer, the size and number of lenticules being coordinated with the size and number of interlaced stripes forming the image layer.
- 74. The sleeve of claim 73, in which the integral laminate further comprises a backing layer having an outer side immediately adjacent an inner side of the image layer.
- 75. The sleeve of claim 74, in which the outer side of the backing layer is in contact with the inner side of the image layer.
- 76. The sleeve of claim 74, in which the integral laminate further comprises a protection layer having an outer side immediately adjacent an inner side of the backing layer.
- 77. The sleeve of claim 76, in which the outer side of the protection layer is in contact with the inner side of the backing layer.
- 78. The sleeve of claim 76, in which the integral laminate is integrally bonded to a substrate immediately adjacent the inner side of the protection layer.
- 79. The sleeve of claim 78, in which the substrate is thermally molded plastic in contact with the inner side of the protection layer.
- 80. The sleeve of claim 78, in which the closed surface is formed by mating sides of the integral laminate that are bonded together by a continuous seam.
- 81. An integrally formed closed-surface lenticular sleeve, comprising:
a) a lenticular layer, comprising an array of lenticules on an outer face of the lenticular layer and having an inner face opposed to the array of lenticules; b) a clear core layer having an outer face adjacent the inner face of the lenticular layer, and having an opposed inner face; c) an outer bonding layer having an outer face adjacent the inner face of the clear core layer, and having an opposed inner face; d) an ink layer having an outer face adjacent the inner face of the outer bonding layer, the ink layer comprising an interlaced striped image, the size and number of the lenticules of the lenticular layer being coordinated with the size and number of interlaced stripes forming the image layer, and the image layer having an inner face; e) a paper core layer having an outer face adjacent the inner face of the ink layer, and having an opposed outer face; and f) an inner bonding layer having an outer face adjacent the inner face of the paper core layer.
- 82. The sleeve of claim 81, in which the closed surface is formed by mating sides of the integral laminate that are bonded together by continuous seam.
CROSS REFERENCE TO RELATED APPLICATIONS
[0001] This application claims the benefit of each of the provisional applications numbered 60/357,474 (filed Feb. 15, 2002) and 60/402,296 (filed Aug. 8, 2002). It is related to the inventions disclosed and claimed in commonly assigned pending unpublished application Ser. No. 09/566,363 filed May 5, 2000 and Ser. No. 10/349,563 filed Jan. 22, 2003, both of which claim priority from provisional application 60/182,490 filed Feb. 15, 2000.
PCT Information
Filing Document |
Filing Date |
Country |
Kind |
PCT/US03/04693 |
2/14/2003 |
WO |
|