HEMP PAPER CARDBOARD CARTONS AND CORRUGATED BOXES

Abstract

The use of hemp paper for use to manufacture cardboard cartons or corrugated boxes.

Claims

1. A cardboard carton or corrugated box comprised of hemp paper; said hemp paper including machine made hemp paper; said cardboard carton including a cardboard box.

2. The cardboard carton or corrugated box of claim 1 wherein said hemp paper comprises one hundred percent hemp.

3. The cardboard carton or corrugated box of claim 1 wherein said hemp paper comprises one to twenty five percent hemp.

4. The cardboard carton or corrugated box of claim 1 wherein said hemp paper comprises twenty five to fifty percent hemp.

5. The cardboard carton or corrugated box of claim 1 wherein said hemp paper is comprises fifty to seventy-five percent hemp.

6. The cardboard carton or corrugated box of claim 1 wherein said hemp paper comprises seventy-five to one hundred percent hemp.

7. The cardboard carton or corrugated box of claim 1 wherein said hemp paper has a hurd content of less than fifteen percent.

8. The cardboard carton or corrugated box of claim 1 wherein said hurd content is less than ten percent.

9. The cardboard carton or corrugated box of claim 1 wherein said hurd content is less than five percent.

10. The cardboard carton or corrugated box of claim 7 wherein said hemp paper further comprises bast fiber.

11. The cardboard carton or corrugated box of claim 1 wherein said hemp paper is comprised of: some combination of hemp hurd, hemp bast fiber, post-consumer recycled content wood pulp, post-industrial recycled content wood pulp and virgin wood pulp.

12. The cardboard carton of corrugated box of claim 11 further comprising clay, fillers, preservatives, chemicals or additives.

13. The cardboard carton or corrugated box of claim 11 wherein said hemp paper is made without using any clay, fillers, preservatives, chemicals or additives.

14. The cardboard carton or corrugated box of claim 1 wherein said hemp paper has a tensile MD strength ranging from five pounds to two hundred pounds per inch, and a tensile CD strength ranging from five pounds to two hundred pounds per inch.

15. The cardboard carton or corrugated box of claim 1 wherein said hemp paper has an MD strength greater than or equal to the CD strength.

16. The cardboard carton or corrugated box of claim 1 wherein said hemp paper has an elongation MD percentage ranging from one half to twenty pounds per inch, and an elongation CD percentage ranging from one half pound to twenty pounds per inch.

17. The cardboard carton or corrugated box of claim 1 wherein said hemp paper is treated or coated with AKD sizing to reduced level of curling in cardboard sheet and linerboard so hemp cardboard carton or corrugated box will lay flat on surface.

18. The cardboard carton or corrugated box of claim 1 further comprising: a box manufacturer's certificate that is comprised of a circular stamp that includes a box manufacturer's name and other technical information printed on said box.

19. The cardboard carton or corrugated box of claim 1 wherein said hemp paper is unbleached or kraft.

20. The cardboard carton or corrugated box of claim 1 wherein said hemp paper is bleached.

21. The cardboard carton or corrugated box of claim 1 comprising a closure device.

22. The cardboard carton or corrugated box of claim 21 wherein said closure device is packing tape, adhesive tape, staples, a folded flap, a sticker, or some combination.

23. The cardboard carton or corrugated box of claim 1 having a corner guard made of multiple layers of cardboard sheets comprised of hemp.

24. The cardboard carton or corrugated box of claim 1 wherein said carton or box comprises bleached hemp paper on outside of said carton or box and unbleached hemp paper on inside of said carton or box or said carton or box comprises bleached hemp paper on inside of said carton or box and unbleached hemp paper on outside of said carton or box.

25. The cardboard carton or corrugated box of claim 1 wherein said hemp paper is oil and grease resistant.

26. The cardboard carton or corrugated box of claim 1 wherein said cardboard carton or corrugated box is leak-proof or coated with a water-resistant material, or moisture proof.

27. The cardboard carton or corrugated box of claim 1 wherein said carton or box is recyclable or curbside recyclable.

28. The cardboard carton or corrugated box of claim 1 wherein said carton or box is biodegradable, compostable, or both biodegradable and compostable.

29. The cardboard carton or corrugated box of claim 1 wherein said carton or box has some combination of environmentally friendly features: chlorine free, toxin free, compostable, recyclable, biodegradable, BPA free, lead free, Phthalates free and PFA free.

30. The cardboard carton or corrugated box of claim 1 wherein said carton or box has a wide face and a seamless construction, which provides a surface area to accept all types of graphics and inks on top, bottom and sides of said carton or box.

31. The cardboard carton or corrugated box of claim 1 wherein said carton or box has coupons, bar codes, or QR codes printed on said carton or box.

32. A cardboard sheet used to form said carton of claim 1 comprising hemp paper.

33. The corrugated box of claim 1 wherein said corrugated box is a single-wall corrugated box, wherein said hemp paper has a minimum burst strength ranging from one hundred pounds per square inch to four hundred pounds per square inch (PSI), and a minimum Edge Crush Test (ECT) ranging from twenty pounds per lineal inch to sixty pounds per lineal inch.

34. The corrugated box of claim 1 wherein said corrugated box is a double-wall corrugated box, wherein said hemp paper has a minimum burst strength ranging from one hundred seventy five pounds per square inch to seven hundred pounds per square inch (PSI); a minimum ECT ranging from forty pounds per lineal inch to ninety pounds per lineal inch; a minimum combined weight of facings, including center facings of said double wall, ranging from eighty pounds to three hundred pounds; said box having a maximum weight of box and contents ranging from seventy pounds to two hundred pounds; said box having maximum outside dimensions, including length, width and depth ranging from eighty inches to one hundred thirty inches.

35. The corrugated box of claim 1 wherein said box is an E flute corrugated box wherein said hemp paper has a minimum burst strength ranging from one hundred twenty five pounds per square inch to two hundred pounds per square inch (PSI); a minimum ECT ranging from twenty pounds per lineal inch to forty pounds per lineal inch; said box having a minimum combined weight of facings ranging from sixty pounds to ninety pounds; said box having a maximum weight of box and contents ranging from thirty pounds to sixty pounds; said box having maximum outside dimensions, including length, width and depth, ranging from forty inches to seventy inches.

36. The single-wall corrugated box of claim 33 having a minimum combined weight of facings ranging from forty five to two hundred pounds and a maximum weight of box and contents ranging from fifteen to one hundred thirty pounds.

37. The single-wall corrugated box of claim 33 having maximum outside dimensions, including length, width and depth, ranging from thirty inches to one hundred twenty inches.

38. The single-wall corrugated box of claim 33 having an ECT rating ranging from twenty eight pounds per lineal inch to thirty eight pounds per lineal inch, having a length ranging from ten inches to thirty inches, widths ranging from eight inches to twenty six inches and depths ranging from nine inches to twenty six inches.

39. The double-wall corrugated box of claim 34 having an ECT rating ranging from forty five pounds per lineal inch to fifty five pounds per lineal inch, having a length ranging from ten inches to twenty six inches, widths ranging from eight inches to twenty six inches and depths ranging from nine inches to twenty six inches.

40. A corrugated sheet consisting of a linerboard and a medium; said linerboard comprised of flat sheets of hemp paper; said medium comprising fluted or arched paper glued between two linerboards; said linerboard and said medium comprised of hemp paper.

41. A single face corrugated board comprising a linerboard and a corrugated medium or fluted layer; said single face board comprising hemp paper.

42. A single-wall corrugated board consisting of two linerboards and a middle layer of corrugated medium or flute; said single-wall board comprising hemp paper.

43. A corrugated board comprising corrugated medium or flute and linerboards; said corrugated board comprising hemp paper; said board having two layers of corrugated medium or flute and three linerboards.

44. The corrugated board of claim 43 wherein said corrugated board comprises three layers of corrugated medium or flute and four linerboards.

45. The single face corrugated board of claim 41 wherein said flute is A-flute, B-flute, C-flute, E-flute or F-flute.

46. The single-wall corrugated board of claim 42 wherein said flute is A-flute, B-flute, C-flute, E-flute or F-flute.

47. The corrugated board of claim 43 wherein said flute is A-flute, B-flute, C-flute, E-flute or F-flute.

48. A corrugated slot container comprising a regular slotted container box comprised of hemp paper; said box comprised of four flaps on top and four flaps on bottom of said box; said four flaps meet in middle on top of said box and can be taped closed; said four flaps meet in middle on bottom of said box and can be taped closed.

49. A full overlap slotted container box comprised of hemp paper; said box having long closure flaps that overlap each other almost completely, creating extra layers of corrugated board.

50. A half slotted container box comprised of hemp paper; said box having four flaps on one side of said box and having one flapless open side.

Description

BRIEF DESCRIPTION OF DRAWINGS

[0081] FIG. 1a is shows a sheet of A-flute corrugated cardboard comprised of hemp paper.

[0082] FIG. 1b shows a sheet of B-flute corrugated cardboard comprised of hemp paper.

[0083] FIG. 1c shows a sheet of C-flute corrugated cardboard comprised of hemp paper.

[0084] FIG. 1d shows a sheet of E-flute corrugated cardboard comprised of hemp paper.

[0085] FIG. 1e shows a sheet of F-flute corrugated cardboard comprised of hemp paper.

[0086] FIG. 2a shows a side view of an unassembled single face board comprised of hemp paper, showing a single linerboard and a fluted layer, both comprised of hemp paper.

[0087] FIG. 2b shows a side view of a single face corrugated board comprised of hemp paper, the single face board with both a single linerboard and a fluted layer comprised of hemp paper.

[0088] FIG. 2c shows top view of a single face corrugated board.

[0089] FIG. 2d shows a side view of a single corrugated face board.

[0090] FIG. 2e shows a side view of a single corrugated face board.

[0091] FIG. 3a shows a side view of an unassembled single-wall board comprised of hemp paper, showing two outer linerboards and a middle fluted layer, both the linerboards and fluted layer comprised of hemp paper.

[0092] FIG. 3b shows a side view of a single-wall corrugated board comprised of hemp paper, the single-wall board with two outer linerboards and a middle fluted layer, both the linerboards and fluted layer comprised of hemp paper.

[0093] FIG. 4a shows a side view of an unassembled double-wall board comprised of hemp paper, showing two outer linerboards, a single inner linerboard and two middle fluted layers, both the linerboards and fluted layers comprised of hemp paper.

[0094] FIG. 4b shows a side view of a double-wall corrugated board comprised of hemp paper, the double-wall board with two outer linerboards, a single inner linerboard and two middle fluted layers, both the linerboards and fluted layers comprised of hemp paper. The inner linerboard separates the two middle fluted layers.

[0095] FIG. 5 shows a cardboard sheet comprised of hemp paper that can be used to form a cardboard carton.

[0096] FIG. 6a shows a top side view of a cardboard carton in an open position comprised of hemp paper with two top flaps and a top cover, the sides of the cardboard carton featuring printed graphics.

[0097] FIG. 6b shows a top side view of the cardboard carton of FIG. 6a, the top cover in a partially closed position.

[0098] FIG. 6c shows a top side view of the cardboard carton of FIG. 6b, the top cover in a fully closed position and the cover sealed with an attached sticker.

[0099] FIG. 7a shows a top side view of a cardboard carton comprised of hemp paper with two top flaps and a top cover, the top cover with a partially peeled off adhesive strip. One side of the cardboard carton features a peel-off coupon.

[0100] FIG. 7b shows a top side view of the cardboard carton of FIG. 7a with the adhesive strip fully peeled off.

[0101] FIG. 7c shows a top side view of the cardboard carton of FIG. 7b with the top cover in a partially closed position.

[0102] FIG. 7d shows a top side view of the cardboard carton of FIG. 7c with the top cover in a fully closed position, showing an internal view of the adhesive that seals the cardboard carton.

[0103] FIG. 7e shows a top side of the cardboard carton of FIG. 7c with the top cover in a fully closed position.

[0104] FIG. 8a shows a top side view of a regular slotted container (RSC) corrugated box comprised of hemp paper with four flaps (two partially shown) on the top of the box in an open position and four flaps (not shown) on the bottom of the box in a closed position.

[0105] FIG. 8b shows a top side view of the RSC corrugated box of FIG. 8a, showing all four top flaps in an open position.

[0106] FIG. 8c shows a top side view of the RSC corrugated box of FIG. 8b, with the four top flaps meeting in the middle (two flaps not shown).

[0107] FIG. 8d shows a top side view of the RSC corrugated box of FIG. 8c, with two top flaps closed with closing mechanism.

[0108] FIG. 9a shows a top side view of a full overlap container (FOL) corrugated box comprised of hemp paper, the FOL box's long closure flap in an open position.

[0109] FIG. 9b shows a top side view of the FOL corrugated box of FIG. 9a with the box's long closure flap in a closed position, the FOL box with a window and printed graphics.

[0110] FIG. 10 shows a box manufacturer's certificate, a circular stamp that includes the box manufacturer's name and other technical information, printed on the box.

[0111] FIG. 11a shows a top side view of corrugated box comprised of hemp paper with handles and a separate top cover.

[0112] FIG. 11b shows a top side view of the corrugated box of FIG. 11a with the top cover about to be placed on top of the box.

[0113] FIG. 11c shows a top side view of the corrugated box of FIG. 11a with the top cover fully in place, closing the box.

DETAILED DESCRIPTION OF THE DRAWINGS

[0114] FIG. 1a shows a sheet of A-flute corrugated cardboard 20 comprised of hemp paper.

[0115] FIG. 1b shows a sheet of B-flute corrugated cardboard 30 comprised of hemp paper.

[0116] FIG. 1c shows a sheet of C-flute corrugated cardboard 40 comprised of hemp paper.

[0117] FIG. 1d shows a sheet of E-flute corrugated cardboard 50 comprised of hemp paper.

[0118] FIG. 1e shows a sheet of F-flute corrugated cardboard 60 comprised of hemp paper.

[0119] FIG. 2a shows a side view of an unassembled single face board comprised of hemp paper, showing a single linerboard 75 and a fluted layer 70, both comprised of hemp paper.

[0120] FIG. 2b shows a side view of a single face corrugated board 80 comprised of hemp paper, the single face board 80 with both a single linerboard 75 and an attached fluted layer 70 comprised of hemp paper.

[0121] FIG. 2c shows top view of a single face corrugated board 80.

[0122] FIG. 2d shows a side view of a single face corrugated board 80.

[0123] FIG. 2e shows a side view of a single face corrugated board 80 and the bottom 85 of the corrugated board 80.

[0124] FIG. 3a shows a side view of an unassembled single-wall board comprised of hemp paper, showing two outer linerboards 90 and 94 and a middle fluted layer 92, both the linerboards 90 and 94 and fluted layer 92 comprised of hemp paper.

[0125] FIG. 3b shows a side view of a single-wall corrugated board 95 comprised of hemp paper, the single-wall corrugated board 95 with two outer linerboards 90 and 94 and a middle fluted layer 92, both the linerboards 90 and 94 and fluted layer 92 comprised of hemp paper.

[0126] FIG. 4a shows a side view of an unassembled double-wall board comprised of hemp paper, showing two outer linerboards 100 and 108, a single inner linerboard 104 and two middle fluted layers 102 and 106, the linerboards 100, 104 and 108 and fluted layers 102 and 106 comprised of hemp paper.

[0127] FIG. 4b shows a side view of a double-wall corrugated board 110 comprised of hemp paper, the double-wall board 110 with two outer linerboards 100 and 108, a single inner linerboard 104 and two middle fluted layers 102 and 106, the linerboards 100, 104 and 108 and fluted layers 102 and 106 comprised of hemp paper. The inner linerboard 104 separates the two middle fluted layers 102 and 106.

[0128] FIG. 5 shows a cardboard sheet 150 comprised of hemp paper that can be used to form a cardboard carton.

[0129] FIG. 6a shows a top side view of a cardboard carton 200 in an open position comprised of hemp paper with two top flaps 202 and a top cover 204, the sides 201 and 203 of the cardboard carton featuring printed graphics 206. The sides 201 and 203 of the cardboard carton 200 also have printed information 208, lot code 214, bar code 212, and QR code 210.

[0130] FIG. 6b shows a top side view of the cardboard carton 200 of FIG. 6a, the top cover 204 in a partially closed position. The sides 201 and 203 and top 204 have printed graphics 206, printed information 208, lot code 214, bar code 212, and QR code 210.

[0131] FIG. 6c shows a top side view of the cardboard carton 200 of FIG. 6b, the top cover 204 in a fully closed position and the cover 204 sealed with an attached sticker 216. The sides 201 and 203 and top 204 have printed graphics 206, printed information 208, lot code 214, bar code 212, and QR code 210.

[0132] FIG. 7a shows a top side view of a cardboard carton 250 comprised of hemp paper with two top flaps 252 and a top cover 254, the top cover 254 with a partially peeled off adhesive strip 256 with adhesive 258 underneath it. One side 259 of the cardboard carton 250 features a peel-off coupon 260.

[0133] FIG. 7b shows a top side view of the cardboard carton 250 of FIG. 7a comprised of hemp paper with two flaps 252 and a top cover 254 with the adhesive strip (not shown) 256 fully peeled off leaving the adhesive 258. One side 259 of the cardboard carton 250 features a peel-off coupon 260.

[0134] FIG. 7c shows a top side view of the cardboard carton 250 of FIG. 7b comprised of hemp paper with the top cover 254 in a partially closed position. One side 259 of the cardboard carton 250 features a peel-off coupon 260.

[0135] FIG. 7d shows a top side view of the cardboard carton 250 of FIG. 7c with the top cover 254 in a fully closed position, showing an internal view of the adhesive 258 that seals the cardboard carton 250.

[0136] FIG. 7e shows a top side of the cardboard carton 250 of FIG. 7c with the top cover 254 in a fully closed position.

[0137] FIG. 8a shows a top side view of a regular slotted container (RSC) corrugated box 300 comprised of hemp paper with four flaps 302 and 310 (two partially shown) on the top of the box 300 in an open position and four flaps (not shown) on the bottom of the box 300 in a closed position. The box 300 further has graphics 304, lot code 308 and bar code 306,

[0138] FIG. 8b shows a top side view of the RSC corrugated box 300 of FIG. 8a, showing all four top flaps 302 and 310 in an open position.

[0139] FIG. 8c shows a top side view of the RSC corrugated box 300 of FIG. 8b, with the four top flaps (two flaps 302 not shown) meeting in the middle.

[0140] FIG. 8d shows a top side view of the RSC corrugated box 300 of FIG. 8c, with two top flaps 310 taped closed by closing mechanism 312.

[0141] FIG. 9a shows a top side view of a full overlap container (FOL) corrugated box 350 comprised of hemp paper, the FOL box's long closure flap 354 in an open position. The box 350 has fluting 352 (internal view shown), printing and graphics 358 and a closing mechanism 356.

[0142] FIG. 9b shows a top side view of the FOL corrugated box 350 of FIG. 9a with the box's long closure flap in a closed position, the FOL box 350 with a window 362 and printed graphics 358.

[0143] FIG. 10 shows a box manufacturer's certificate 400, a circular stamp that includes the box manufacturer's name and other technical information that can include ECT, Size limit and gross weight, printed on the box.

[0144] FIG. 11a shows a top side view of corrugated box 450 comprised of hemp paper with built-in perforated handles 452 in opposite sides 454 and a separate top cover 460.

[0145] FIG. 11b shows a top side view of the corrugated box 450 of FIG. 11a with the top cover 460 about to be placed on top of the box 450.

[0146] FIG. 11c shows a top side view of the corrugated box 450 of FIG. 11a with the top cover 460 fully in place, closing the box 450.