US2008264433A1PendingUtilityA1

Cucurbituril Added Cigarettes and Manufacturing Method Thereof

46
Assignee: POSTECH ACAD IND FOUNDPriority: Mar 9, 2006Filed: Mar 9, 2006Published: Oct 30, 2008
Est. expiryMar 9, 2026(expired)· nominal 20-yr term from priority
Inventors:Kimoon KimKyeng Min ParkYoung Ho KoNarayanan Selvapalam
A24D 1/002A24D 3/14
46
PatentIndex Score
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Claims

Abstract

Provided is a cucurbituril-containing tobacco. The cucurbituril-containing tobacco includes a cucurbituril represented by Formula 1. The cucurbituril-containing tobacco can produce a reduced amount of harmful substances.

Claims

exact text as granted — not AI-modified
1 . A tobacco filter comprising a cucurbituril represented by Formula 1 below: 
     
       
         
         
             
             
         
       
       wherein X is O, S, or NH; 
       A 1  and A 2  are each H or respectively OR 1  and OR 2 , SR 1  and SR 2 , or NHR 1  and NHR 2  where R 1  and R 2  are each independently selected from the group consisting of hydrogen, a substituted or unsubstituted alkyl of C 1 -C 30 , a substituted or unsubstituted alkenyl of C 1 -C 30 , a substituted or unsubstituted alkynyl of C 1 -C 30 , a substituted or unsubstituted carbonylalkyl of C 2 -C 30 , a substituted or unsubstituted thioalkyl of C 1 -C 30 , a substituted or unsubstituted alkylthiol of C 1 -C 30 , a substituted or unsubstituted alkoxy of C 1 -C 30 , a substituted or unsubstituted hydroxyalkyl of C 1 -C 30 , a substituted or unsubstituted alkylsilyl of C 1 -C 30 , a substituted or unsubstituted aminoalkyl of C 1 -C 30 , a substituted or unsubstituted aminoalkylthioalkyl of C 1 -C 30 , a substituted or unsubstituted cycloalkyl of C 5 -C 30 , a substituted or unsubstituted heterocycloalkyl of C 2 -C 30 , a substituted or unsubstituted aryl of C 6 -C 30 , a substituted or unsubstituted arylalkyl of C 6 -C 20 , a substituted or unsubstituted heteroaryl of C 4 -C 30 , and a substituted or unsubstituted heteroarylalkyl of C 4 -C 20 ; and 
       n is an integer of 4 to 20. 
     
   
   
       2 . The tobacco filter of  claim 1 , wherein X is O, A 1  and A 2  are each H, and n is an integer of 5 to 12. 
   
   
       3 . The tobacco filter of  claim 1 , wherein X is O, A 1  and A 2  are each OH, and n is an integer of 5 to 12. 
   
   
       4 . The tobacco filter of  claim 1 , wherein X is O, A 1  and A 2  are each O—CH 2 —CH═CH 2 , and n is an integer of 5 to 12. 
   
   
       5 . A tobacco comprising:
 a tobacco rod prepared by wrapping a processed leaf tobacco with a cigarette paper; and   a tobacco filter, attached to a side of the tobacco rod to filter out a harmful component, comprising a cucurbituril represented by Formula 1 below:   
     
       
         
         
             
             
         
       
       wherein X is O, S, or NH; 
       A 1  and A 2  are each H or respectively OR 1  and OR 2 , SR 1  and SR 2 , or NHR 1  and NHR 2  where R 1  and R 2  are each independently selected from the group consisting of hydrogen, a substituted or unsubstituted alkyl of C 1 -C 30 , a substituted or unsubstituted alkenyl of C 1 -C 30 , a substituted or unsubstituted alkynyl of C 1 -C 30 , a substituted or unsubstituted carbonylalkyl of C 2 -C 30 , a substituted or unsubstituted thioalkyl of C 1 -C 30 , a substituted or unsubstituted alkylthiol of C 1 -C 30 , a substituted or unsubstituted alkoxy of C 1 -C 30 , a substituted or unsubstituted hydroxyalkyl of C 1 -C 30 , a substituted or unsubstituted alkylsilyl of C 1 -C 30 , a substituted or unsubstituted aminoalkyl of C 1 -C 30 , a substituted or unsubstituted aminoalkylthioalkyl of C 1 -C 30 , a substituted or unsubstituted cycloalkyl of C 5 -C 30 , a substituted or unsubstituted heterocycloalkyl of C 2 -C 30 , a substituted or unsubstituted aryl of C 6 -C 30 , a substituted or unsubstituted arylalkyl of C 6 -C 20 , a substituted or unsubstituted heteroaryl of C 4 -C 30 , and a substituted or unsubstituted heteroarylalkyl of C 4 -C 20 ; and 
       n is an integer of 4 to 20. 
     
   
   
       6 . The tobacco of  claim 5 , wherein X is O, A 1  and A 2  are each H, and n is an integer of 5 to 12. 
   
   
       7 . The tobacco of  claim 5 , wherein X is O, A 1  and A 2  are each OH, and n is an integer of 5 to 12. 
   
   
       8 . The tobacco of  claim 5 , wherein X is O, A 1  and A 2  are each O—CH 2 —CH═CH 2 , and n is an integer of 5 to 12. 
   
   
       9 . A tobacco comprising:
 a tobacco rod prepared by wrapping a processed leaf tobacco with a cigarette paper;   a tobacco filter attached to a side of the tobacco rod to filter out a harmful component; and   a cucurbituril, interposed between the tobacco rod and the tobacco filter, being represented by Formula 1 below:   
     
       
         
         
             
             
         
       
       wherein X is O, S, or NH; 
       A 1  and A 2  are each H or respectively OR 1  and OR 2 , SR 1  and SR 2 , or NHR 1  and NHR 2  where R 1  and R 2  are each independently selected from the group consisting of hydrogen, a substituted or unsubstituted alkyl of C 1 -C 30 , a substituted or unsubstituted alkenyl of C 1 -C 30 , a substituted or unsubstituted alkynyl of C 1 -C 30 , a substituted or unsubstituted carbonylalkyl of C 2 -C 30 , a substituted or unsubstituted thioalkyl of C 1 -C 30 , a substituted or unsubstituted alkylthiol of C 1 -C 30 , a substituted or unsubstituted alkoxy of C 1 -C 30 , a substituted or unsubstituted hydroxyalkyl of C 1 -C 30 , a substituted or unsubstituted alkylsilyl of C 1 -C 30 , a substituted or unsubstituted aminoalkyl of C 1 -C 30 , a substituted or unsubstituted aminoalkylthioalkyl of C 1 -C 30 , a substituted or unsubstituted cycloalkyl of C 5 -C 30 , a substituted or unsubstituted heterocycloalkyl of C 2 -C 30 , a substituted or unsubstituted aryl of C 6 -C 30 , a substituted or unsubstituted arylalkyl of C 6 -C 20 , a substituted or unsubstituted heteroaryl of C 4 -C 30 , and a substituted or unsubstituted heteroarylalkyl of C 4 -C 20 ; and 
       n is an integer of 4 to 20. 
     
   
   
       10 . The tobacco of  claim 9 , wherein X is O, A 1  and A 2  are each H, and n is an integer of 5 to 12. 
   
   
       11 . The tobacco of  claim 9 , wherein X is O, A 1  and A 2  are each OH, and n is an integer of 5 to 12. 
   
   
       12 . The tobacco of  claim 9 , wherein X is O, A 1  and A 2  are each O—CH 2 —CH═CH 2 , and n is an integer of 5 to 12. 
   
   
       13 . A method of preparing a tobacco, the method comprising:
 blending, processing, and cutting tobacco leaves, and wrapping the resultant product with a cigarette paper to prepare a tobacco rod;   preparing a tobacco filter containing a cucurbituril represented by Formula 1 below; and   assembling the tobacco rod and the tobacco filter:   
     
       
         
         
             
             
         
       
       wherein X is O, S, or NH; 
       A 1  and A 2  are each H or respectively OR 1  and OR 2 , SR 1  and SR 2 , or NHR 1  and NHR 2  where R 1  and R 2  are each independently selected from the group consisting of hydrogen, a substituted or unsubstituted alkyl of C 1 -C 30 , a substituted or unsubstituted alkenyl of C 1 -C 30 , a substituted or unsubstituted alkynyl of C 1 -C 30 , a substituted or unsubstituted carbonylalkyl of C 2 -C 30 , a substituted or unsubstituted thioalkyl of C 1 -C 30 , a substituted or unsubstituted alkylthiol of C 1 -C 30 , a substituted or unsubstituted alkoxy of C 1 -C 30 , a substituted or unsubstituted hydroxyalkyl of C 1 -C 30 , a substituted or unsubstituted alkylsilyl of C 1 -C 30 , a substituted or unsubstituted aminoalkyl of C 1 -C 30 , a substituted or unsubstituted aminoalkylthioalkyl of C 1 -C 30 , a substituted or unsubstituted cycloalkyl of C 5 -C 30 , a substituted or unsubstituted heterocycloalkyl of C 2 -C 30 , a substituted or unsubstituted aryl of C 6 -C 30 , a substituted or unsubstituted arylalkyl of C 6 -C 20 , a substituted or unsubstituted heteroaryl of C 4 -C 30 , and a substituted or unsubstituted heteroarylalkyl of C 4 -C 20 ; and 
       n is an integer of 4 to 20. 
     
   
   
       14 . The method of  claim 13 , wherein X is O, A 1  and A 2  are each H, and n is an integer of 5 to 12. 
   
   
       15 . The method of  claim 13 , wherein X is O, A 1  and A 2  are each OH, and n is an integer of 5 to 12. 
   
   
       16 . The method of  claim 13 , wherein X is O, A 1  and A 2  are each O—CH 2 —CH═CH 2 , and n is an integer of 5 to 12. 
   
   
       17 . A method of preparing a tobacco, the method comprising:
 blending, processing, and cutting tobacco leaves, and wrapping the resultant product with a cigarette paper to prepare a tobacco rod;   preparing a tobacco filter;   preparing a cucurbituril represented by Formula 1 below; and   assembling the tobacco rod, the tobacco filter, and the cucurbituril:   
     
       
         
         
             
             
         
       
       wherein X is O, S, or NH; 
       A 1  and A 2  are each H or respectively OR 1  and OR 2 , SR 1  and SR 2 , or NHR 1  and NHR 2  where R 1  and R 2  are each independently selected from the group consisting of hydrogen, a substituted or unsubstituted alkyl of C 1 -C 30 , a substituted or unsubstituted alkenyl of C 1 -C 30 , a substituted or unsubstituted alkynyl of C 1 -C 30 , a substituted or unsubstituted carbonylalkyl of C 2 -C 30 , a substituted or unsubstituted thioalkyl of C 1 -C 30 , a substituted or unsubstituted alkylthiol of C 1 -C 30 , a substituted or unsubstituted alkoxy of C 1 -C 30 , a substituted or unsubstituted hydroxyalkyl of C 1 -C 30 , a substituted or unsubstituted alkylsilyl of C 1 -C 30 , a substituted or unsubstituted aminoalkyl of C 1 -C 30 , a substituted or unsubstituted aminoalkylthioalkyl of C 1 -C 30 , a substituted or unsubstituted cycloalkyl of C 5 -C 30 , a substituted or unsubstituted heterocycloalkyl of C 2 -C 30 , a substituted or unsubstituted aryl of C 6 -C 30 , a substituted or unsubstituted arylalkyl of C 6 -C 20 , a substituted or unsubstituted heteroaryl of C 4 -C 30 , and a substituted or unsubstituted heteroarylalkyl of C 4 -C 20 ; and 
       n is an integer of 4 to 20. 
     
   
   
       18 . The method of  claim 17 , wherein X is O, A 1  and A 2  are each H, and n is an integer of 5 to 12. 
   
   
       19 . The method of  claim 17 , wherein X is O, A 1  and A 2  are each OH, and n is an integer of 5 to 12. 
   
   
       20 . The method of  claim 17 , wherein X is O, A 1  and A 2  are each O—CH 2 —CH═CH 2 , and n is an integer of 5 to 12.

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