Granted Patent B2

US 8,945,516 · App. 13/499,501 · Granted Feb 3, 2015

Abstract

Claims (49)

1. A surfactant free, flowable foamable composition comprising:

a carrier comprising:

a) about 60% to about 95% by weight of the carrier of a hydrophobic solvent, wherein the hydrophobic solvent is an oil; and

b) an oleaginous foamer complex comprising:

(1) about 0.1% to about 20% by weight of the carrier of at least one fatty alcohol,

wherein the fatty alcohol has a carbon chain length of 14 to 22 carbons; and

(2) about 0.1% to about 20% by weight of the carrier of at least one fatty acid, at least one wax, at least one shea butter, or mixtures of two or more thereof, wherein the fatty acid has a carbon chain length of 12 to 28 carbons, and the wax is selected from the group consisting of a beeswax, a hydrogenated castor oil, a paraffin wax, a wax that is solid at room temperature, and mixtures of two or more thereof; and

a liquefied or compressed gas propellant;

wherein the composition comprises 15% or less than 15% of petrolatum by weight of the carrier;

wherein the composition is essentially waterless;

wherein the composition is free of polymeric agent; and

wherein the ratio of carrier to propellant is from about 100:3 to about 100:30; and

wherein upon dispensing, the flowable foamable composition forms a breakable foam that breaks easily upon application of shear force.

2. The composition of claim 1 , wherein the carrier further comprises at least one active agent.

3. The composition of claim 2 , wherein the active agent is selected from the group consisting of an active herbal extract, an acaricide, an age spot and keratose removing agent, an allergen, an alpha hydroxyl acid, an analgesic agent, an antiacne agent, an antiallergic agent, an antiaging agent, an antiapoptotic agent, an antibacterial agent, an antibiotic, an antiburn agent, an anticancer agent, an antidandruff agent, an antidepressant, an antidermatitis agent, an antiedemic anent, an antifungal agent, an antihistamine, an antihelminth agent, an antihyperkeratolyte agent, an anti-infective agent, an antiinflammatory agent, an antiirritant, an antilipemic agent, an antimicrobial agent, an antimycotic agent, an antioxidant, an antiparasitic agent, an anti-photodamaging agent, an anti-photoaging agent, an antiproliferative agent, an antipruritic agent, an antipsoriatic agent, an antirosacea agent, an antiseborrheic agent, an antiseptic agent, an antiswelling agent, an antiviral agent, an anti-wart agent, an anti-wrinkle agent, an antiyeast agents, an astringent, a beta-hydroxy acid, benzoyl peroxide, a topical cardiovascular agent, a chemotherapeutic agent, a corticosteroid, an immunogenic substance, a dicarboxylic acid, a disinfectant, a fungicide, a hair growth regulator, a haptene, a hormone, a hydroxy acid, an immunosuppressant, an immunoregulating agent, an immunomodulator, immunostimulant, an insecticide, an insect repellent, a keratolytic agent, a lactam, a local anesthetic agent, a lubricating agent, a masking agent, a metals, a metal oxide, a mitocide, a neuropeptide, a non-steroidal anti-inflammatory agent, an oxidizing agent, a pediculicide, a peptide, a protein, a photodynamic therapy agent, a radical scavenger, a refatting agent, a retinoid, a sanative, a scabicide, a self tanning agent, a skin protective agent, a skin whitening agent, a steroid, a steroid hormone, a vasoconstrictor, a vasodilator, a vitamin, a vitamin A, a vitamin A derivative, a vitamin B, a vitamin B derivative, a vitamin C, a vitamin C derivative, a vitamin D, a vitamin D derivative, a vitamin D analog, a vitamin F, a vitamin F derivative, a vitamin K, a vitamin K derivative, a wound healing agent and a wart remover, an androgen, an anti-hyperkeratosis agent, an estrogen, a pesticide, a progesterone, a sedative, and a vaso active agent.

4. The composition of claim 2 , wherein the active agent is a tetracycline antibiotic.

5. The composition of claim 4 , wherein the active agent is a minocycline or a doxycycline or mixtures thereof.

6. The composition of claim 5 , wherein the active agent is minocycline.

7. The composition of claim 2 , wherein the active agent is unstable in the presence of water and is subject to minimal degradation in the composition.

8. The composition of claim 5 , wherein the fatty alcohol is selected from the group consisting of stearyl alcohol, cetyl alcohol, behenyl alcohol, myristyl alcohol and mixtures of any two or more thereof; and

wherein the hydrophobic solvent is selected from the group consisting of: an avocado oil, a calendula oil, cocoglycerides, a coconut oil, a cyclomethicone, a grape seed oil, a heavy mineral oil, a jojoba oil, a light mineral oil, a MCT oil, octyldodecanol, a peanut oil, a pomegranate seed oil, a PPG-15 stearyl ether, a soybean oil, a wheat germ oil, and mixtures of any two or more thereof.

9. The composition of claim 5 , wherein the hydrophobic solvent is selected from the group consisting of: an avocado oil, a calendula oil, cocoglycerides, a coconut oil, a cyclomethicone, a grape seed oil, a heavy mineral oil, a jojoba oil, a light mineral oil, a MCT oil, octyldodecanol, a peanut oil, a pomegranate seed oil, a PPG-15 stearyl ether, a soybean oil, a wheat germ oil, and mixtures of any two or more thereof.

10. The composition of claim 8 , wherein the fatty acid comprises stearic acid.

11. The composition of claim 1 , wherein the paraffin wax has a melting point of at least about 37° C.

12. The composition of claim 11 , wherein the paraffin wax has a melting point range selected from the group consisting of 43-46° C.; 46-53° C.; 48-50° C.; 52-54° C.; 53-55° C.; 54-57° C.; 54-58° C.; 58-60° C.; 59-61° C.; 60-62° C.; 62-66° C.; 65-68° C.; 58-62° C.; 51-53° C.; 42-44° C., and any mixtures of two or more thereof.

13. The composition of claim 1 , wherein the foamer complex is a composition of at least one fatty alcohol and at least one wax, or at least one fatty alcohol and at least one fatty acid, or at least one fatty alcohol, at least one fatty acid, and at least one wax.

14. The composition of claim 1 , wherein the fatty acid is stearic acid.

15. The composition of claim 1 , wherein the wax is a combination comprising a beeswax and a hydrogenated castor oil, wherein the ratio of beeswax to hydrogenated castor oil is about 1.1 or at least 1:1 or is between 1:1 to about 5:1.

16. The composition of claim 1 , wherein the ratio of fatty alcohol to wax is between about 4:1 to about 1:4.

17. The composition of claim 1 , wherein the composition is free of short chain alcohols.

18. The composition of claim 1 , wherein the composition is a single phase.

19. The composition of claim 1 , wherein the hydrophobic solvent is a liquid oil.

20. The composition of claim 1 , wherein the composition comprises about 10% or less than 10% of petrolatum by weight of the carrier.

21. The composition of claim 1 , wherein when the foamer complex comprises a fatty acid, the ratio of fatty alcohol to fatty acid is about 1:10 to about 10:1.

22. The composition of claim 21 , wherein the ratio of fatty alcohol to fatty acid is about 1:7 to about 16:3.

23. The composition of claim 21 , wherein the ratio of fatty alcohol to fatty acid is about 3:17 to about 2:1.

24. The composition of claim 21 , wherein the fatty acid comprises stearic acid.

25. The composition of claim 21 , wherein the fatty alcohol comprises stearyl alcohol or cetyl alcohol or both.

26. The composition of claim 21 , wherein the fatty alcohol comprises stearyl alcohol, cetyl alcohol, behenyl alcohol and myristyl alcohol.

27. The composition of claim 1 , wherein the hydrophobic solvent is selected from the group consisting of: an avocado oil, a calendula oil, cocoglycerides, a coconut oil, a cyclomethicone, a grape seed oil, a heavy mineral oil, a jojoba oil, a light mineral oil, a MCT oil, octyldodecanol, a peanut oil, a pomegranate seed oil, a PPG-15 stearyl ether, a soybean oil, a wheat germ oil, and mixtures of any two or more thereof.

28. The composition of claim 1 , wherein the hydrophobic solvent is selected from the group consisting of a therapeutic oil, an alexandria laurel tree oil, an almond oil, an essential oil, an unsaturated or polyunsaturated oil, an apricot stone oil, an avocado oil, a barley oil, a basil oil, a borage seed oil, a calendula oil, a camphor oil, a canelle nut tree oil, a canola oil, a cardamom oil, a carrot oil, a castor oil, a citronella oil, a clary sage oil, a clove oil, a coconut oil, a cod-liver oil, a corn oil, a cotton oil, a cottonseed oil, a cypress oil, an epoxy-modified silicone oil, an ester oil, an evening primrose oil, a fatty acid-modified silicone oil, a flaxseed oil, a fluoro group-modified silicone oil, a frankincense oil, a ginger oil, a grape seed oil, a grapefruit oil, a groundnut oil, a hazelnut oil, a heavy mineral oil, a hempseed oil, a herring oil, hydrocarbon oils, a hyssop oil, a jasmine oil, a jojoba oil, a lavender oil, a lemon oil, a light mineral oil, a lucerne oil, a maize germ oil, a maleated soybean oil, a mandarin oil, a manuka oil, a marjoram oil, a marrow oil, a MCT oil, a millet oil, a mineral oil, a myrrh oil, a neroli oil, a nutmeg oil, oils from animal origin, oils of plant origin, an olive oil, a palm oil, a passionflower oil, a peanut oil, a petitgrain oil, a polyether group-modified silicone oil, a poppy oil, a rapeseed oil, a rosehip oil, a rye oil, a safflower oil, a sage oil, a salmon oil, a sesame oil, a silicone oil, a soya oil, a soybean oil, a sunflower oil, a sweet almond oil, a sysymbrium oil, a syzigium aromaticum oil, a tangerine oil, a tea tree oil, unsaturated or polyunsaturated oils, a vanilla oil, a verbena oil, a walnut oil, a wheat germ oil, and mixtures of any two or more thereof.

29. The composition of claim 1 , wherein the hydrophobic solvent is selected from the groups consisting of

(i) a diglyceride, capric/caprylic triglycerides, glycereth triacetate, glycerol triheptanoate, glyceryl oleate, glyceryl trioctanoate, liquid triglycerides, and wheat germ glycerides;

(ii) a PPG alkyl ether, a PPG-10 cetyl ether, a PPG-10 oleyl ether, a PPG-11 stearyl ether, a PPG-12 butyl ether, a PPG-14 butyl ether, a PPG-15 butyl ether, a PPG-15 stearyl ether, a PPG-16 butyl ether, a PPG-17 butyl ether, a PPG-18 butyl ether, a PPG-2 butyl ether, a PPG-2 methyl ether, a PPG-20 butyl ether, a PPG-20 oleyl ether, a PPG-22 butyl ether, a PPG-23 oleyl ether, a PPG-24 butyl ether, a PPG-26 butyl ether, a PPG-28 cetyl ether, a PPG-3 methyl ether, a PPG-3 myristyl ether, a PPG-30 butyl ether, a PPG-30 cetyl ether, a PPG-30 isocetyl ether, a PPG-30 oleyl ether, a PPG-33 butyl ether, a PPG-37 oleyl ether, a PPG-4 butyl ether, a PPG-4 lauryl ether, a PPG-4 myristyl ether, a PPG-40 butyl ether, a PPG-5 butyl ether, a PPG-50 cetyl ether, a PPG-50 oleyl ether, a PPG-52 butyl ether, a PPG-53 butyl ether, a PPG-7 lauryl ether, a PPG-9 butyl ether, and a PPG-9-13 butyl ether;

(iii) benzyl laurate, benzyl myristate, benzyl palmitate, bis dimer dilinoleate, butyl myristate, butyl stearate, propyl myristate, propylene glycol dicaprate, propylene glycol dicaprylate, propylene glycol myristyl ether acetate, propylene glycol ricinoleate, stearyl caprate, stearyl propionate, tocopheryl acetate, tocopheryl linoleate, triisocetyl citrate, decyl oleate, diethylhexyl adipate, diethylhexyl malate, diethylhexyl succinate, diisopropyl adipate, diisopropyl dimerate, diisopropyl sebacate, diisosteary dimer dilinoleate, diisostearyl fumerate, dioctyl malate, dioctyl sebacate, disopropyl adipate, dodecyl oleate, ester derivatives of lanolic acid, ethylhexyl hydroxystearate, ethylhexyl palmitate, ethylhexyl pelargonate, ethylhexyl stearate, hexyl laurate, isoamyl laurate, isocetyl behenate, isocetyl lanolate, isocetyl palmitate, isocetyl salicylate, isocetyl stearate, isocetyl stearoyl stearate, isodecyl oleate, isododecane, isohexadecane, isohexadecanol, isopropyl isostearate, isopropyl lanolate, isopropyl laurate, isopropyl myristate, isopropyl palmitate, isopropyl stearate, isosteary citrate, isosteary salicylate, isosteary tartarate, isostearyl behenate, isostearyl erucate, isostearyl glycolate, isostearyl isostearate, isostearyl lactate, isostearyl linoleate, isostearyl linolenate, isostearyl malate, isostearyl palmitate, lauryl lactate, myristyl lactate, myristyl myristate, myristyl propionate, neopentylglycol dicaprate, neopentylglycol dicaprylate/dicaprate, octyl palmitate, octyl stearate, octyldodecyl behenate, octyldodecyl hydroxystearate, octyldodecyl myristate, octyldodecyl stearoyl stearate, oleyl erucate, oleyl lactate, oleyl oleate, pentaerythrityl tetrastearate;

(iv) alkyl benzoate, alkyl octanoate, C12-C15 alkyl benzoate, C12-C15 alkyl octanoate, stearyl heptanoate, tridecyl ethyl hexanoate, tridecyl isononanoate, a cetearyl ethyl hexanoate, cetearyl isononanoate, cetearyl octanoate, cetyl ethyl hexanoate, cetyl octanoate, diethyleneglycol diethylhexanoate, diethyleneglycol diisononanoate, diethyleneglycol dioctanoate, diethylhexanoate, ethylhexyl cocoate, ethylhexyl ethyl hexanoate, ethylhexyl isononanoate, isocetearyl octanoate, isodecyl ethylhexanoate, isodecyl isononanoate, isohexyl decanoate, isononyl isononanoate, isononyl octanoate, isostearyl isononanoate, isostearyl neopentanoate, isotridecyl isononanoate, myristyl neopentanoate;

(v) a caprylyl methicone, cetyl dimethicone, stearyl dimethicone, a cyclohexasiloxane, a cyclomethicone, cyclopentasiloxane, a cyclotetrasiloxane, dimethicone, dimethyl polysiloxane, methylphenylpolysiloxane, PEG/PPG 18/18 dimethicone, phenyl trimethicone, a poly-diphenyl-siloxane copolymer, a polyalkyl siloxane, a polyalkylaryl siloxane, a polyaryl siloxane, and a polyether siloxane copolymer;

(vi) an acetylated lanolin alcohol, a liquid paraffin, octyldodecanol, a polyalphaolefin, a polyisobutylene, a polyolefin, and a synthetic isoalkane; and

(vii) mixtures of any two or more thereof.

Assignments (11)