Shingle with dual sealant

Abstract

The present disclosure relates, according to some embodiments, to articles, systems, methods of use, methods of manufacturing, and methods of packing roofing shingles with dual sealants. A shingle may comprise, in some embodiments, a headlap region comprising a top headlap surface and a back headlap surface; a buttlap region comprising a top buttlap surface and a back buttlap surface. A top headlap surface may comprise a first sealant and/or a back headlap surface may comprise a second sealant.

1 . A shingle comprising:
 a headlap region comprising
 a top headlap surface having a first conditional sealant, and 
 a back headlap surface; 
   a buttlap region comprising
 a top buttlap surface, and 
 a back buttlap surface having a second conditional sealant; 
   wherein the first conditional sealant and/or the second conditional sealant are each formulated to have substantially no adhesiveness alone, but become adhesive upon contact with the other.   
     
     
         2 . A shingle according to  claim 1 , wherein the first sealant and second sealant have substantially stripe-shaped geometries. 
     
     
         3 . A shingle according to  claim 1 , wherein the first sealant is about 0.2 inches to about 0.6 inches wide, the second sealant is about 0.2 inches to about 0.6 inches wide or the first sealant and the second sealant are each about 0.2 inches to about 0.6 inches wide. 
     
     
         4 . A shingle according to  claim 1 , wherein the first sealant and the second sealant have substantially the same shape and substantially the same size. 
     
     
         5 . A shingle according to  claim 1 , wherein the first sealant extends along a lower edge of the top headlap surface, the second sealant extends along a lower edge of the back buttlap surface, or both the first sealant extends along the lower edge of the top headlap surface and the second sealant extends along the lower edge of the back buttlap surface. 
     
     
         6 . A shingle according to  claim 1 , wherein the first sealant and the second sealant have substantially the same composition. 
     
     
         7 . A roofing system for cladding a structure; the roofing system comprising:
 a first shingle and a second shingle wherein each shingle comprises
 a headlap region comprising
 a top headlap surface having a first conditional sealant, and 
 a back headlap surface; 
 
 a buttlap region comprising
 a top buttlap surface, and 
 a back buttlap surface having a second conditional sealant; 
 
   wherein the first conditional sealant and the second conditional sealant are each formulated to have substantially no adhesiveness alone, but become adhesive upon contact with the other, and   wherein the first sealant of the first shingle is aligned with and contacts the second sealant of the second shingle.   
     
     
         8 . A roofing system according to  claim 7  further comprising a third shingle, wherein the second sealant of the first shingle is aligned with and contacts a first sealant of the third shingle. 
     
     
         9 . A roofing system according to  claim 7 , wherein the first sealant and second sealant of each shingle have substantially stripe-shaped geometries. 
     
     
         10 . A roofing system according to  claim 7 , wherein the first sealant and second sealant of each shingle have substantially the same shape and substantially the same size. 
     
     
         11 . A roofing system according to  claim 7 , wherein the first sealant of each shingle is about 0.2 inches to about 0.6 inches wide, the second sealant of each shingle is about 0.2 inches to about 0.6 inches wide or the first sealant and the second sealant of each shingle are about 0.2 inches to about 0.6 inches wide. 
     
     
         12 . A roofing system according to  claim 7 , wherein the first sealant and the second sealant of each shingle have substantially the same composition. 
     
     
         13 . A method for cladding a structure comprising a substrate, the method comprising:
 providing a first shingle and a second shingle, wherein each shingle comprises
 a headlap region comprising
 a top headlap surface having a first conditional sealant, and 
 a back headlap surface, 
 
 a buttlap region comprising
 a top buttlap surface, and 
 a back buttlap surface having a second conditional sealant; and 
 
   contacting the first sealant of the first shingle and the second sealant of the second shingle,   wherein the first conditional sealant and the second conditional sealant are each formulated to have substantially no adhesiveness alone, but become adhesive upon contact with the other.   
     
     
         14 . A method according to  claim 13  further comprising providing a third shingle, and contacting the second sealant of the first shingle and a first sealant of the third shingle. 
     
     
         15 . A method according to  claim 13 , wherein the first sealant and second sealant of each shingle have substantially stripe-shaped geometries. 
     
     
         16 . A method according to  claim 13 , wherein the first sealant and second sealant of each shingle have substantially the same shape and substantially the same size. 
     
     
         17 . A method according to  claim 13 , wherein the first sealant of each shingle is about 0.2 inches to about 0.6 inches wide, the second sealant of each shingle is about 0.2 inches to about 0.6 inches wide or the first sealant and the second sealant of each shingle are about 0.2 inches to about 0.6 inches wide. 
     
     
         18 . The method according to  claim 13 , wherein the first sealant and the second sealant of each shingle have substantially the same composition. 
     
     
         19 . A method for manufacturing a shingle, the method comprising:
 providing a shingle, the shingle comprising
 a headlap region comprising a top headlap surface and a back headlap surface, and 
 a buttlap region comprising a top buttlap surface and a back buttlap surface; 
   providing a first conditional sealant on the top headlap surface; and   providing a second conditional sealant on the back buttlap surface;   wherein the first conditional sealant and the second conditional sealant are each formulated to have substantially no adhesiveness alone, but become adhesive upon contact with the other.   
     
     
         20 . The method according to  claim 19 , wherein the first sealant and second sealant have substantially stripe-shaped geometries. 
     
     
         21 . The method according to  claim 19 , wherein the first sealant and the second sealant have substantially the same shape and substantially the same size. 
     
     
         22 . The method according to  claim 19 , wherein the first sealant is about 0.2 inches to about 0.6 inches wide, the second sealant is about 0.2 inches to about 0.6 inches wide or the first sealant and the second sealant are each about 0.2 inches to about 0.6 inches wide. 
     
     
         23 . The method according to  claim 19 , wherein providing a first conditional sealant on the top headlap surface further comprises providing the first sealant on the top headlap surface along a lower edge of the headlap and providing a second conditional sealant on the back buttlap surface further comprises providing the second conditional sealant on the back buttlap surface along a lower edge of the buttlap. 
     
     
         24 . An assembly of shingles, the assembly comprising:
 a first shingle and a second shingle wherein each shingle comprises
 a headlap region comprising
 a top headlap surface having a first conditional sealant, and 
 a back headlap surface; 
 
 a buttlap region comprising
 a top buttlap surface, and 
 a back buttlap surface having a second conditional sealant; 
 
   wherein the first conditional sealant and the second conditional sealant are each formulated to have substantially no adhesiveness alone, but become adhesive upon contact with the other, and   wherein the top headlap surface of the first shingle is substantially aligned with and contacts the back buttlap surface of the second shingle;   wherein the top buttlap surface of the first shingle is substantially aligned with and contacts the back headlap surface of the second shingle;   wherein the first sealant and second sealant of each shingle have substantially stripe-shaped geometries; and   wherein the first sealant of each shingle is about 0.2 inches to about 0.6 inches wide and the second sealant of each shingle is about 0.2 inches to about 0.6 inches wide.   
     
     
         25 . A method of packing an assembly of shingles, the method comprising:
 providing a first shingle and a second shingle wherein each shingle comprises
 a headlap region comprising
 a top headlap surface having a first conditional sealant, and 
 a back headlap surface; 
 
 a buttlap region comprising
 a top buttlap surface, and 
 a back buttlap surface having a second conditional sealant; 
 
 wherein the first conditional sealant and the second conditional sealant are each formulated to have substantially no adhesiveness alone, but become adhesive upon contact with the other, and 
   positioning the top headlap surface of the first shingle to be substantially aligned with and contacting the back buttlap surface of the second shingle;   positioning the top buttlap surface of the first shingle to be substantially aligned with contact the back headlap surface of the second shingle;   wherein the first sealant and second sealant of each shingle have substantially stripe-shaped geometries; and   wherein the first sealant of each shingle is about 0.2 inches to about 0.6 inches wide and the second sealant of each shingle is about 0.2 inches to about 0.6 inches wide.