Tamper-indicating printable sheet for securing documents of value and methods of making the same
View Patent ↗A tamper-indicating printable sheet. A preferred embodiment of the invention provides a tamper-indicating printable sheet comprising a retroreflective layer comprising a plurality of microbeads partially embedded in an inkjet receptive beadbond layer; and a reflector layer between one of the microbeads and the inkjet receptive beadbond layer. The present invention provides a method of making a tamper-indicating printable sheet.
1. A tamper-indicating printable sheet, comprising:
a retroreflective layer comprising a plurality of microbeads partially embedded in an inkjet receptive beadbond layer; and
a reflector layer between at least one of the microbeads and the inkjet receptive beadbond layer.
2. The tamper-indicating printable sheet of claim 1 , further comprising a covert indicia between the reflector layer and the microbead.
3. The tamper-indicating printable sheet of claim 2 , wherein the covert indicia includes a printed symbol, word, logo, or any combination thereof.
4. A tamper-indicating printable sheet, comprising:
a retroreflective layer comprising a plurality of microbeads partially embedded in an inkjet receptive beadbond layer; and
a reflector layer between at least one of the microbeads and the inkjet receptive beadbond layer, further comprising an image printed on the inkjet receptive beadbond layer.
5. The tamper-indicating printable sheet of claim 4 , wherein after a portion of the printed image is removed from the inkjet receptive beadbond layer, a plurality of retroreflective microbeads detach from the portion of the retroreflective layer to indicate tampering.
6. The tamper-indicating printable sheet of claim 5 , wherein the portion of the printed image is removed by image removing liquids.
7. The tamper-indicating printable sheet of claim 4 , wherein the printed image comprises inkjet ink.
8. The tamper-indicating printable sheet of claim 4 , wherein the printed image includes a printed image of a human face, signature, fingerprint, alphanumeric information, a barcode, or any combination thereof.
9. The tamper-indicating printable sheet of claim 1 , further comprising a layer of adhesive attached to the inkjet receptive beadbond layer.
10. The tamper-indicating printable sheet of claim 9 , further comprising a liner attached to the layer of adhesive.
11. The tamper-indicating printable sheet of claim 1 , further comprising a security indicia viewable under retroreflective light conditions.
12. The tamper-indicating printable sheet of claim 4 , wherein the image comprises an overt indicia on the inkjet receptive beadbond layer.
13. The tamper-indicating printable sheet of claim 12 , wherein the overt image includes a printed image of a human face, signature, fingerprint, alphanumeric information, a barcode, or any combination thereof.
14. A tamper-indicating printable sheet, comprising:
a retroreflective layer comprising a plurality of microbeads partially embedded in an inkjet receptive beadbond layer; and
a reflector layer between at least one of the microbeads and the inkjet receptive beadbond layer, wherein a plurality of microbeads detach from the inkjet receptive beadbond layer after image removing liquids are applied to the inkjet receptive layer and tampering is thereby indicated.
15. A security document, comprising in combination:
the tamper-indicating printable sheet of claim 1 ; and
a document of value, wherein the printable sheet is inserted or attached to the document of value.
16. The security document of claim 15 , wherein the document of value is a passport, identification card, financial document, entry pass, ownership certificate, a visa, birth certificate, resident authorization or any other security or identification-related document.
17. A tamper-indicating printable sheet, comprising:
a retroreflective layer comprising a plurality of microbeads partially embedded in an inkjet receptive beadbond layer;
a reflector layer between at least one of the microbeads and the inkjet receptive beadbond layer; and
a printed image on the inkjet receptive beadbond layer;
wherein after a portion of the printed image is removed from the inkjet receptive beadbond layer, a plurality of retroreflective microbeads detach from the portion of the inkjet receptive beadbond layer to indicate tampering.
18. The tamper-indicating printable sheet of claim 17 , further comprising a covert indicia between the reflector layer and the microbead.
19. The tamper-indicating printable sheet of claim 18 , wherein the covert indicia includes a printed symbol, word, logo, or any combination thereof.
20. The tamper-indicating printable sheet of claim 17 , wherein the portion of the printed image is removed by image removing liquids.
21. The tamper-indicating printable sheet of claim 17 , wherein the printed image comprises inkjet ink.
22. The tamper-indicating printable sheet of claim 17 , wherein the printed image includes a printed image of a human face, signature, fingerprint, alphanumeric information, a barcode, or any combination thereof.
23. The tamper-indicating printable sheet of claim 17 , further comprising a layer of adhesive attached to the inkjet beadbond layer.
24. The tamper-indicating printable sheet of claim 23 , further comprising a liner attached to the layer of adhesive.
25. The tamper-indicating printable sheet of claim 17 , further comprising a security indicia viewable under retroreflective light.
26. The tamper-indicating printable sheet of claim 17 , further comprising an overt indicia on the inkjet receptive beadbond layer.
27. The tamper-indicating printable sheet of claim 26 , wherein the overt image includes a printed image of a human face, signature, fingerprint, alphanumeric information, a barcode, or any combination thereof.
28. The tamper-indicating printable sheet of claim 17 , wherein a plurality of microbeads detach from the inkjet receptive beadbond layer after image removing liquids are applied to the inkjet receptive beadbond layer and tampering is thereby indicated.
29. A security document, comprising in combination:
the tamper-indicating printable sheet of claim 17 ; and
a document of value, wherein the printable sheet is inserted or attached to the document of value.
30. The security document of claim 29 , wherein the document of value is a passport, identification card, financial document, entry pass, ownership certificate, a visa, birth certificate, resident authorization or any other security or identification-related document.
31. A tamper-indicating printable sheet, comprising:
a retroreflective layer comprising a plurality of microbeads partially embedded in an inkjet receptive beadbond layer, wherein the inkjet receptive beadbond layer is formulated such that it indicates tampering; and
a reflector layer between at least one of the microbeads and the inkjet receptive beadbond layer.
32. The tamper-indicating printable sheet of claim 31 , further comprising a covert indicia between the reflector layer and the microbead.
33. The tamper-indicating printable sheet of claim 32 , wherein the covert indicia includes a symbol, word, logo, or any combination thereof.
34. A tamper-indicating printable sheet, comprising:
a retroreflective layer comprising a plurality of microbeads partially embedded in an inkjet receptive beadbond layer, wherein the inkjet receptive beadbond layer is formulated such that it indicates tampering; and
a reflector layer between at least one of the microbeads and the inkjet receptive beadbond layer, further comprising an image printed on the inkjet receptive beadbond layer.
35. The tamper-indicating printable sheet of claim 34 , wherein after a portion of the printed image is removed from the inkjet receptive beadbond layer, a plurality of retroreflective microbeads detach from the portion of the retroreflective layer to indicate tampering.
36. The tamper-indicating printable sheet of claim 34 , wherein the printed image comprises inkjet ink.
37. The tamper-indicating printable sheet of claim 34 , wherein the printed image includes a printed image of a human face, signature, fingerprint, alphanumeric information, a barcode, or any combination thereof.
38. The tamper-indicating printable sheet of claim 31 , further comprising a layer of adhesive attached to the inkjet receptive beadbond layer.
39. The tamper-indicating printable sheet of claim 38 , further comprising a liner attached to the layer of adhesive.
40. The tamper-indicating printable sheet of claim 31 , further comprising a security indicia viewable under retroreflective light.
41. The tamper-indicating printable sheet of claim 34 , wherein the image comprises an overt indicia on the inkjet receptive beadbond layer.
42. The tamper-indicating printable sheet of claim 41 , wherein the overt indicia includes a printed image of a human face, signature, fingerprint, alphanumeric information, a barcode, or any combination thereof.
43. A tamper-indicating printable sheet, comprising:
a retroreflective layer comprising a plurality of microbeads partially embedded in an inkjet receptive beadbond layer, wherein the inkjet receptive beadbond layer is formulated such that it indicates tampering; and
a reflector layer between at least one of the microbeads and the inkjet receptive beadbond layer, wherein a plurality of microbeads detach from the inkjet receptive beadbond layer after image removing liquids are applied to the inkjet receptive beadbond layer and tampering is thereby indicated.
44. A security document, comprising in combination:
the tamper-indicating printable sheet of claim 38 ; and
a document of value, wherein the printable sheet is inserted or attached to the document of value.
45. The security document of claim 44 , wherein the document of value is a passport, identification card, financial document, entry pass, ownership certificate, a visa, birth certificate, resident authorization or any other security or identification related document.
46. A method of making a tamper-indicating printable sheet, comprising the steps of:
providing a liner and a plurality of microbeads;
partially embedding the plurality of microbeads into the liner;
coating a reflector layer on the plurality of microbeads; and
coating an inkjet receptive beadbond layer on the reflector layer and plurality of microbeads.
47. The method of claim 46 further including the step of:
printing an image on the inkjet receptive beadbond layer.
48. The method of claim 46 , further including the steps of:
after the partially embedding step, printing a covert indicia on the plurality of microbeads; and
wherein the first coating step includes coating a reflector layer on the covert indicia and plurality of microbeads.
49. The method of claim 47 , further including the steps of:
removing a portion of the printed image on the retroreflective layer from the inkjet receptive beadbond layer; and
detaching a plurality of retroreflective microbeads from the portion of the inkjet receptive beadbond layer to thereby indicate tampering.
50. The method of claim 49 , wherein the printed image is removed from the inkjet receptive beadbond layer by image removing liquids.
51. The method of claim 46 further including the step of:
printing an overt indicia on the inkjet receptive beadbond layer.
52. The method of claim 48 further including the step of:
coating a layer of adhesive on the inkjet receptive beadbond layer.
53. The method of claim 46 , further including the step of:
applying an adhesive to a substrate; and
stripping the liner from the plurality of microbead.
54. The method of claim 51 further including the step of:
inserting or attaching the tamper-indicating printable sheet to a document of value.
55. The method of claim 54 , wherein the document of value is a passport, identification card, financial document, entry pass, ownership certificate, a visa, birth certificate, resident authorization or any other security or identification related document.
56. The tamper-indicating printable sheet of claim 1 , wherein the inkjet receptive beadbond layer further comprises a cross linking agent.
57. The tamper-indicating printable sheet of claim 1 , wherein the inkjet receptive beadbond layer further comprises an organosilane.
58. The tamper-indicating printable sheet of claim 1 further comprising a beadbond support layer in contact with the inkjet receptive beadbond layer.
59. The tamper-indicating printable sheet of claim 17 , wherein the inkjet receptive beadbond layer further comprises a cross linking agent.
60. The tamper-indicating printable sheet of claim 17 , wherein the inkjet receptive beadbond layer further comprises an organosilane.
61. The tamper-indicating printable sheet of claim 17 further comprising a beadbond support layer in contact with the inkjet receptive beadbond layer.
62. The tamper-indicating printable sheet of claim 31 , wherein the inkjet receptive beadbond layer further comprises a cross linking agent.
63. The tamper-indicating printable sheet of claim 31 , wherein the inkjet receptive beadbond layer further comprises an organosilane.
64. The tamper-indicating printable sheet of claim 31 further comprising a beadbond support layer in contact with the inkjet receptive beadbond layer.
65. The method of claim 46 , wherein the inkjet receptive beadbond layer comprises a cross linking agent.
66. The method of claim 46 , wherein the inkjet receptive beadbond layer further comprises an organosilane.
67. The method of claim 46 , further comprising the step of:
coating a beadbond support layer on the inkjet receptive beadbond layer.