PRE-VAPOR FORMULATION OF AN ELECTRONIC VAPING DEVICE AND/OR METHODS OF MANUFACTURING THE SAME

• US 20160345621A1
• Filed: 05/20/2016
• Published: 12/01/2016
• Est. Priority Date: 06/01/2015
• Status: Abandoned Application

• Current Assignee: Altria Client Services LLC (Altria Group, Inc.)
• Original Assignee: San Li
• Inventors: LI, San, Smith, Barry S., Kobal, Gerd
• Application Number:
  US15/160,236
• Publication Number:
  US 20160345621A1
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: A24B 15/167 in liquid or vaporisable form, e.g. liquid compositions for electronic cigarettes
• CPC Class Codes: A24F 40/10 Devices using liquid inhalable precursors
• CPC Class Codes: A24F 40/42 Cartridges or containers for inhalable precursors
• CPC Class Codes: H05B 3/141 Conductive ceramics, e.g. metal oxides, metal carbides, barium titanate, ferrites, zirconia, vitrous compounds

Abstract

A pre-vapor formulation of an electronic vaping device includes water, nicotine, glycerin (Gly), and propylene glycol. The nicotine may be included in an amount ranging from about 1.5% to about 5.0% by weight. The propylene glycol (PG) and the glycerin (Gly) may be included in respective amounts such that a weight ratio (PG-Gly) of the propylene glycol (PG) to the glycerin (Gly) ranges from about 80:20 (PG-Gly) to about 20:80 (PG-Gly).

Claims

1. A cartridge, comprising:

a housing including a liquid supply reservoir;

a pre-vapor formulation in the liquid supply reservoir, the pre-vapor formulation including nicotine, water, glycerin (Gly), and propylene glycol (PG),

the nicotine included in an amount ranging from about 1.5% to about 3.0% by weight, and

the propylene glycol (PG) and the glycerin (Gly) included in respective amounts such that a weight ratio (PG-Gly) of the propylene glycol (PG) to the glycerin (Gly) ranges from about 80;

20 (PG-Gly) to about 20;

80 (PG-Gly).

2. The cartridge of claim 1, wherein

the amount of nicotine ranges from about 1.5% to about 2.0%, and

the amount of propylene glycol is greater than an amount of the water.

3. The cartridge of claim 2, wherein

the amount of water ranges from about 15% to about 20% by weight, and

the weight ratio (PG-Gly) of the propylene glycol (PG) to the glycerin (Gly) ranges from about 80:

20 (PG-Gly) to about 40;

60 (PG-Gly).

4. The cartridge of claim 2, wherein

the amount of nicotine is about 1.5% by weight, and

the weight ratio (PG-Gly) ranges from about 60:

40 (PG-Gly) to about 40;

60 (PG-Gly).

5. The cartridge of claim 2, wherein

the pre-vapor formulation further includes menthol, and

the weight ratio (PG-Gly) ranges from about 80:

20 (PG-Gly) to about 60;

40 (PG-Gly).

6. The cartridge of claim 2, wherein the pre-vapor formulation further includes at least one flavoring additive.

7. The cartridge of claim 2, wherein

the water, nicotine, propylene glycol, and glycerin are mixed together in the pre-vapor formulation, and

the weight ratio (PG-Gly) ranges from about 60:

40 (PG-Gly) to about 40;

60 (PG-Gly).

8. The cartridge of claim 2, wherein

a sum of the water, the nicotine, and a balance portion of the pre-vapor formulation equals 100% by weight of the pre-vapor formulation,

the amount of propylene glycol in the pre-vapor formulation ranges from about 80% to about 20% by weight of the balance portion of the pre-vapor formulation, and

the amount of glycerin in the pre-vapor formulation ranges from about 20% to about 80% by weight of the balance portion of pre-vapor formulation.

9. The cartridge of claim 1, wherein a weight of the pre-vapor formulation ranges from about 200 mg to about 1000 mg.

10. The cartridge of claim 1, wherein

the amount of nicotine ranges from about 2.0% to about 3.0%,

the weight ratio (PG-Gly) of the propylene glycol (PG) to the glycerin (Gly) ranges from about 75:

25 (PG-Gly) to about 20;

80 (PG-Gly), and

the amount of propylene glycol is greater than the amount of water.

11. The cartridge of claim 10, wherein

an amount of the water ranges from about 15% to about 20% by weight,

the amount of nicotine is about 2.5% by weight, and

the weight ratio (PG-Gly) of the propylene glycol (PG) to the glycerin (Gly) ranges from about 75:

25 (PG-Gly) to about 40;

60 (PG-Gly).

12. The cartridge of claim 10, wherein

the pre-vapor formulation further includes menthol, and

the weight ratio (PG-Gly) ranges from about 75:

25 (PG-Gly) to about 60;

40 (PG-Gly).

13. The cartridge of claim 10, wherein

the pre-vapor formulation further includes at least one flavoring additive.

14. The cartridge of claim 10, wherein

the water, nicotine, propylene glycol, and glycerin are mixed together in the pre-vapor formulation, and

the weight ratio (PG-Gly) ranges from about 55:

45 (PG-Gly) to about 40;

60 (PG-Gly).

15. The cartridge of claim 10, wherein

a sum of the water, the nicotine, and a balance portion of the pre-vapor formulation equals 100% by weight of the pre-vapor formulation,

the amount of propylene glycol in the pre-vapor formulation ranges from about 80% to about 20% by weight of the balance portion of the pre-vapor formulation, and

the amount of glycerin in the pre-vapor formulation ranges from about 20% to about 80% by weight of the balance portion of the pre-vapor formulation.

16. A cartridge, comprising:

a housing including a liquid supply reservoir;

a pre-vapor formulation in the liquid supply reservoir, the pre-vapor formulation including nicotine, water, glycerin (Gly), and propylene glycol (PG),

the nicotine included in an amount ranging from about 4.0% to about 5.0% by weight, and

the propylene glycol (PG) and the glycerin (Gly) included in respective amounts such that a weight ratio (PG-Gly) of the propylene glycol (PG) to the glycerin (Gly) ranges from about 80;

20 (PG-Gly) to about 20;

80 (PG-Gly).

17. The cartridge of claim 16, wherein

the amount of water ranges from about 15% to about 20% by weight,

the amount of propylene glycol is greater than an amount of the water,

the weight ratio (PG-Gly) ranges from about 70:

30 (PG-Gly) to about 40;

60 (PG-Gly).

18. The cartridge of claim 16, wherein

the amount of nicotine is about 4.5% by weight, and

the weight ratio (PG-Gly) ranges from about 50:

50 (PG-Gly) to about 40;

60 (PG-Gly).

19. The cartridge of claim 16, wherein

the pre-vapor formulation further includes menthol, and

the weight ratio (PG-Gly) ranges from about 70:

30 (PG-Gly) to about 60;

40 (PG-Gly).

20. The cartridge of claim 16, wherein

the water, nicotine, propylene glycol, and glycerin are mixed together in the pre-vapor formulation, and

the weight ratio (PG-Gly) ranges from about 50:

50 (PG-Gly) to about 40;

60 (PG-Gly).

21. The cartridge of claim 16, wherein

a sum of the water, the nicotine, and a balance portion of the pre-vapor formulation equals 100% by weight of the pre-vapor formulation,

the amount of propylene glycol in the pre-vapor formulation ranges from about 80% to about 20% by weight of the balance portion of the pre-vapor formulation, and

the amount of glycerin in the pre-vapor formulation ranges from about 20% to about 80% by weight of the balance portion of the pre-vapor formulation.

22. A method of making a pre-vapor formulation, comprising:

preparing a mixture including nicotine, water, glycerin (Gly), and propylene glycol (PG),

the nicotine included in an amount ranging from about 1.5% to about 3.0% by weight,

the water included in an amount ranging from about 15% to about 20% by weight,

the propylene glycol (PG) and the glycerin (Gly) included respective amounts such that a weight ratio (PG-Gly) of the propylene glycol to the glycerin ranges from about 80;

20 (PG-Gly) to about 20;

80 (PG-Gly), and

the amount of propylene glycol being greater than the amount of water.

23. The method of claim 22, wherein

the amount of nicotine ranges from about 1.5 to about 2.0% by weight,

the water, nicotine, propylene glycol, and glycerin are mixed together, and

the weight ratio (PG-Gly) ranges from about 60:

40 (PG-Gly) to about 40;

60 (PG-Gly).

24. The method of claim 22, further comprising:

adding menthol to the mixture, wherein

the weight ratio (PG-Gly) in the mixture ranges from about 80;

20 (PG-Gly) to about 60;

40 (PG-Gly), and

the amount of nicotine ranges from about 1.5 to about 2.0% by weight.

25. The method of claim 22, wherein

the amount of nicotine ranges from about 2.0 to about 3.0% by weight,

the water, nicotine, propylene glycol, and glycerin are mixed together, and

the weight ratio (PG-Gly) ranges from about 55:

45 (PG-Gly) to about 40;

60 (PG-Gly).

26. The method of claim 22, further comprising:

adding menthol to the mixture, wherein

the weight ratio (PG-Gly) in the mixture ranges from about 75;

25 (PG-Gly) to about 60;

40 (PG-Gly), and

the amount of nicotine ranges from about 2.0 to about 3.0% by weight.

27. A method of making a pre-vapor formulation, comprising:

preparing a mixture including nicotine, water, glycerin (Gly), and propylene glycol (PG),

the nicotine included in an amount ranging from about 4.0% to about 5.0% by weight,

the water including an amount ranging from about 15% to about 20% by weight,

the propylene glycol (PG) and the glycerin (Gly) included respective amounts such that a weight ratio (PG-Gly) of the propylene glycol to the glycerin ranges from about 80;

20 (PG-Gly) to about 20;

80 (PG-Gly), and

the amount of propylene glycol being greater than the amount of water.

28. The method of claim 27, wherein

the amount of nicotine is about 4.5% by weight,

the water, nicotine, propylene glycol, and glycerin are mixed together, and

the weight ratio (PG-Gly) ranges from about 50:

50 (PG-Gly) to about 40;

60 (PG-Gly).

29. The method of claim 27, further comprising:

adding menthol to the mixture, wherein

the weight ratio (PG-Gly) in the mixture ranges from about 70;

30 (PG-Gly) to about 60;

40 (PG-Gly), and

the amount of nicotine is about 4.5% by weight.

30. A pre-vapor formulation comprising:

nicotine in an amount ranging from about 1.5% to about 3.0% by weight;

water in an amount ranging from about 10% to about 25% by weight;

glycerin (Gly) in an amount; and

propylene glycol (PG) in an amount,

a ratio (PG-Gly) based on weight of the amount of the propylene glycol (PG) to the amount of glycerin (Gly) ranging from about 80;

20 (PG-Gly) to about 20;

80 (PG-Gly), and

the amount of propylene glycol being greater than the amount of water.

31. The pre-vapor formulation of claim 30, wherein

the amount of nicotine ranges from about 1.5% to about 2.0% by weight,

the amount of water ranges from about 15% to about 20% by weight, and

the weight ratio (PG-Gly) ranges from about 80:

20 (PG-Gly) to about 40;

60 (PG-Gly).

32. The pre-vapor formulation of claim 31, wherein

the water, nicotine, propylene glycol (PG), and glycerin (Gly) are mixed together, and

the weight ratio (PG-Gly) ranges from about 60:

40 (PG-Gly) to about 40;

60 (PG-Gly).

33. The pre-vapor formulation of claim 32, wherein

the amount of nicotine is about 1.5% by weight, and

the amount of water is about 15% by weight.

34. The pre-vapor formulation of claim 32, wherein

a sum of the water, the nicotine, and a balance portion of the pre-vapor formulation equals 100% by weight of the pre-vapor formulation,

the amount of propylene glycol (PG) ranges from about 80% to about 20% by weight of the balance portion of the pre-vapor formulation, and

the amount of glycerin (Gly) ranges from about 20% to about 80% by weight of the balance portion of the pre-vapor formulation.

35. The pre-vapor formulation of claim 31, further comprising:

menthol, wherein

the weight ratio (PG-Gly) ranges from about 80;

20 (PG-Gly) to about 60;

40 (PG-Gly).

36. An electronic vaping device, comprising:

a cartridge including a housing, a liquid supply reservoir in the housing, and the pre-vapor formulation of claim 30 in the liquid supply reservoir, a vaporizer configured to generate a vapor from the pre-vapor formulation; and

a battery section configured to provide power to the vaporizer.

37. The electronic vaping device of claim 36, wherein a weight of the pre-vapor formulation ranges from about 200 mg to about 1000 mg.

38. The electronic vaping device of claim 36, wherein the cartridge and the battery section are configured to be removably coupled to each other.