US2007261436A1PendingUtilityA1

Dry ice products and method of making same

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Assignee: SUNDARAM MEENAKSHIPriority: Feb 3, 2006Filed: Oct 2, 2006Published: Nov 15, 2007
Est. expiryFeb 3, 2026(expired)· nominal 20-yr term from priority
Inventors:Meenakshi SundaramPasi IhatsuYves Bourhis
A23L 2/39A23L 2/02A23L 2/52A23L 2/56A23L 2/58C01B 32/55
55
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Claims

Abstract

Solid carbon dioxide with enhanced sensory properties, such as color and scent. Additives are incorporated into solid carbon dioxide by any variety of processes. The additives are selected on the basis of desired visual or olfactory effects.

Claims

exact text as granted — not AI-modified
1 . A cooling agent, comprising: 
 a) solid carbon dioxide; and    b) one or more additives, wherein the one or more additives provide at least one of color and odor to the solid carbon dioxide, whereby the one or more additives produce a perceptible sensory effect.    
   
   
       2 . The cooling agent of  claim 1 , wherein the one or more additives is a colorant.  
   
   
       3 . The cooling agent of  claim 2 , wherein the colorant is selected from the group consisting of FD&C Blue No. 1, FD&C Blue No. 2, FD&C Green No. 3, FD&C Red No. 40, FD&C Red No. 3, FD&C Yellow No. 5, FD&C Yellow No. 6, and combinations thereof.  
   
   
       4 . The cooling agent of  claim 1 , wherein the one or more additives is an odorant.  
   
   
       5 . The cooling agent of  claim 4 , wherein the odorant is selected from the group consisting of 1-methoxy-4-(1-propenyl)benzene methoxybenzene, 2-methoxy-4-(2-propenyl)phenol, (R)-2-(4-methylcyclohex-3-enyl)propane-2-thiol, 2,3-benzopyrrole, methyl 2-hydroxybenzoate, 2-ethoxynaphthalene, and 3-Hydroxy-4,5-dimethylfuran-2(5H)-one, cis-3-Hexen-1-ol, 2-ethyl-3-hydroxy-pyran-4-one, 4-hydroxy-2,5-dimethyl-furan-3-one, 5-methyl-2-propan-2-yl-cyclohexan-1-ol (peppermint), 1-hexanol, benzaldehyde, hexanal, cinnamaldehyde, cis-3-hexenal, (2E)-3,7-dimethylocta-2,6-dienal, furan-2-carbaldehyde, (2Z)-3,7-dimethylocta-2,6-dienal, 4-hydroxy-3-methoxy-benzaldehyde, ethyl acetate, ethyl butanoate, methyl butanoate, pentyl butanoate, pentyl pentanoate, isoamyl acetate, hexyl acetate, ethyl hexanoate, ethyl octanoate, ethyl decanoate, ethyl 3-methyl-3-phenyl-oxirane-2-carboxylate, 1,7,7-trimethylnorbornan-2-one, 3,7-dimethyloct-6-en-1-ol), 3,7-dimethylocta-1,6-dien-3-ol, (2E)-3,7-dimethylocta-2,6-dien-1-ol, 3,7,11-trimethyl-1,6,10-dodecatrien-3-ol, 2-(4-methyl-1-cyclohex-3-enyl)propan-2-ol, (1S,4R,5R)-4-methyl-1-propan-2-yl-bicyclo[3.1.0]hexan-3-one, 5-methyl-2-propan-2-yl-phenol, and combinations thereof.  
   
   
       6 . The cooling agent of  claim 1 , wherein the one or more additives comprise one or more colorants and one or more odorants.  
   
   
       7 . The cooling agent of  claim 1 , further comprising a carrier chemical for suspending the one or more additives in the solid carbon dioxide.  
   
   
       8 . The cooling agent of  claim 7 , wherein the carrier chemical is selected from the group consisting of ethanol, propylene glycol, and d-limonene, and combinations thereof.  
   
   
       9 . The cooling agent of  claim 1 , wherein the solid carbon dioxide is in at least one of pellet form and block form.  
   
   
       10 . The cooling agent of  claim 1 , wherein the solid carbon dioxide is in snow form.  
   
   
       11 . A method for preparing a cooling agent, comprising: 
 a) providing a liquid carbon dioxide source;    b) combining one or more additives with liquid carbon dioxide from the liquid carbon dioxide source to produce a mixture; and    c) expanding the mixture to form solid carbon dioxide, wherein the one or more additives provide at least one of color and odor to the solid carbon dioxide.    
   
   
       12 . The method of  claim 11 , wherein the one or more additives is a colorant.  
   
   
       13 . The method of  claim 12 , wherein the colorant is selected from the group consisting of FD&C Blue No. 1, FD&C Blue No. 2, FD&C Green No. 3, FD&C Red No. 40, FD&C Red No. 3, FD&C Yellow No. 5, FD&C Yellow No. 6, and combinations thereof.  
   
   
       14 . The method of  claim 11 , wherein the one or more additives is an odorant.  
   
   
       15 . The method of  claim 14 , wherein the odorant is selected from the group consisting of 1-methoxy-4-(1-propenyl)benzene methoxybenzene, 2-methoxy-4-(2-propenyl)phenol, (R)-2-(4-methylcyclohex-3-enyl)propane-2-thiol, 2,3-benzopyrrole, methyl 2-hydroxybenzoate, 2-ethoxynaphthalene, and 3-Hydroxy-4,5-dimethylfuran-2(5H)-one, cis-3-Hexen-1-ol, 2-ethyl-3-hydroxy-pyran-4-one, 4-hydroxy-2,5-dimethyl-furan-3-one, 5-methyl-2-propan-2-yl-cyclohexan-1-ol (peppermint), 1-hexanol, benzaldehyde, hexanal, cinnamaldehyde, cis-3-hexenal, (2E)-3,7-dimethylocta-2,6-dienal, furan-2-carbaldehyde, (2Z)-3,7-dimethylocta-2,6-dienal, 4-hydroxy-3-methoxy-benzaldehyde, ethyl acetate, ethyl butanoate, methyl butanoate, pentyl butanoate, pentyl pentanoate, isoamyl acetate, hexyl acetate, ethyl hexanoate, ethyl octanoate, ethyl decanoate, ethyl 3-methyl-3-phenyl-oxirane-2-carboxylate, 1,7,7-trimethylnorbornan-2-one, 3,7-dimethyloct-6-en-1-ol), 3,7-dimethylocta-1,6-dien-3-ol, (2E)-3,7-dimethylocta-2,6-dien-1-ol, 3,7,11-trimethyl-1,6,10-dodecatrien-3-ol, 2-(4-methyl-1-cyclohex-3-enyl)propan-2-ol, (1S,4R,5R)-4-methyl-1-propan-2-yl-bicyclo[3.1.0]hexan-3-one, 5-methyl-2-propan-2-yl-phenol, and combinations thereof.  
   
   
       16 . The method of  claim 11 , wherein the one or more additives comprise one or more colorants and one or more odorants.  
   
   
       17 . The method of  claim 11 , further comprising compressing the solid carbon dioxide into pellets.  
   
   
       18 . The method of  claim 11 , further comprising compressing the solid carbon dioxide into blocks.  
   
   
       19 . The method of  claim 11 , wherein the additive is combined with a carrier chemical before being combined with the liquid carbon dioxide.  
   
   
       20 . The method of  claim 19 , wherein the carrier chemical is selected from the group consisting of ethanol, propylene glycol, and d-limonene, and combinations thereof.  
   
   
       21 . A method for preparing a cooling agent, comprising: 
 a) providing a liquid carbon dioxide source;    b) expanding liquid carbon dioxide from the liquid carbon dioxide source to form solid carbon dioxide; and    c) combining one or more additives with the solid carbon dioxide, wherein the one or more additives provide at least one of color and odor to the solid carbon dioxide.    
   
   
       22 . The method of  claim 21 , wherein the additive is combined with a carrier chemical before being combined with the solid carbon dioxide.  
   
   
       23 . The method of  claim 21 , wherein the one or more additives is a colorant.  
   
   
       24 . The method of  claim 23 , wherein the colorant is selected from the group consisting of FD&C Blue No. 1, FD&C Blue No. 2, FD&C Green No. 3, FD&C Red No. 40, FD&C Red No. 3, FD&C Yellow No. 5, FD&C Yellow No. 6, and combinations thereof.  
   
   
       25 . The method of  claim 21 , wherein the one or more additives is an odorant.  
   
   
       26 . The method of  claim 25 , wherein the odorant is selected from the group consisting of 1-methoxy-4-(1-propenyl)benzene methoxybenzene, 2-methoxy-4-(2-propenyl)phenol, (R)-2-(4-methylcyclohex-3-enyl)propane-2-thiol, 2,3-benzopyrrole, methyl 2-hydroxybenzoate, 2-ethoxynaphthalene, and 3-Hydroxy-4,5-dimethylfuran-2(5H)-one, cis-3-Hexen-1-ol, 2-ethyl-3-hydroxy-pyran-4-one, 4-hydroxy-2,5-dimethyl-furan-3-one, 5-methyl-2-propan-2-yl-cyclohexan-1-ol (peppermint), 1-hexanol, benzaldehyde, hexanal, cinnamaldehyde, cis-3-hexenal, (2E)-3,7-dimethylocta-2,6-dienal, furan-2-carbaldehyde, (2Z)-3,7-dimethylocta-2,6-dienal, 4-hydroxy-3-methoxy-benzaldehyde, ethyl acetate, ethyl butanoate, methyl butanoate, pentyl butanoate, pentyl pentanoate, isoamyl acetate, hexyl acetate, ethyl hexanoate, ethyl octanoate, ethyl decanoate, ethyl 3-methyl-3-phenyl-oxirane-2-carboxylate, 1,7,7-trimethylnorbornan-2-one, 3,7-dimethyloct-6-en-1-ol), 3,7-dimethylocta-1,6-dien-3-ol, (2E)-3,7-dimethylocta-2,6-dien-1-ol, 3,7,11-trimethyl-1,6,10-dodecatrien-3-ol, 2-(4-methyl-1-cyclohex-3-enyl)propan-2-ol, (1S,4R,5R)-4-methyl-1-propan-2-yl-bicyclo[3.1.0]hexan-3-one, 5-methyl-2-propan-2-yl-phenol, and combinations thereof.  
   
   
       27 . The method of  claim 21 , wherein the one or more additives comprise one or more colorants and one or more odorants.  
   
   
       28 . The method of  claim 22 , wherein the carrier chemical is selected from the group consisting of ethanol, propylene glycol, and d-limonene, and combinations thereof.  
   
   
       29 . The method of  claim 21 , further comprising compressing the solid carbon dioxide into pellets.  
   
   
       30 . The method of  claim 21 , further comprising compressing the solid carbon dioxide into blocks.  
   
   
       31 . A system for preparing a cooling agent, comprising: 
 a) a liquid carbon dioxide expanding unit;    b) a liquid carbon dioxide source in fluid communication with the liquid carbon dioxide expanding unit; and    c) at least one additive source in fluid communication with one of the liquid carbon dioxide source and the liquid carbon dioxide expanding unit, wherein the at least one additive source contains at least one of an odorant and a colorant.    
   
   
       32 . The system of  claim 31 , further comprising a carrier chemical source in fluid communication with the at least one additive source.  
   
   
       33 . The system of  claim 31 , wherein the at least one additive source is in fluid communication with the liquid carbon dioxide source.  
   
   
       34 . The system of  claim 31 , wherein the at least one additive source is in fluid communication with the liquid carbon dioxide expanding unit.  
   
   
       35 . The system of  claim 31 , wherein the at least one additive source is an odorant source.  
   
   
       36 . The system of  claim 31 , wherein the at least one additive source is a colorant source.  
   
   
       37 . The system of  claim 31 , wherein the liquid carbon dioxide expanding unit is a dry ice press.  
   
   
       38 . The system of  claim 31 , wherein the liquid carbon dioxide expanding unit is a pelletizer.  
   
   
       39 . A solution, comprising: 
 one or more fruit juices combined with one or more carbonated beverages and one or more pieces of a solid cooling agent in a container, wherein the one or more pieces of solid cooling agent comprises dry ice and one or more additives, wherein the one or more additives provide at least one of color and odor to the solid carbon dioxide and are incorporated into the solid carbon dioxide.

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