Roof pipe sealing apparatus

Abstract

An apparatus for creating a water-tight seal around roof pipes extending upward on a roof surface is disclosed. Also disclosed is a method for sealing a joint around a roof pipe by securing the apparatus to the roof around the pipe.

1 . An apparatus for creating a water tight seal around roof pipes, comprising: 
 a. a donut-like structure having a center bore that fits around a pipe extending upwards on a roof, the donut-like structure having an upper surface and a lower surface;    b. one or more layers of adhesive applied on the lower surface of the donut-like structure;    c. a release liner applied upon the one or more adhesive layers.    
     
     
         2 . The apparatus as recited in  claim 1 , wherein the donut-like structure is bisected.  
     
     
         3 . The apparatus as recited in  claim 2 , wherein the bisected donut-like structure comprises two halves.  
     
     
         4 . The apparatus as recited in  claim 3 , wherein each of the halves has a first end and a second end.  
     
     
         5 . The apparatus as recited in  claim 4 , wherein the first and second ends of each of said halves are provided with an adhesive layer and release liner on the adhesive layer.  
     
     
         6 . The apparatus as recited in  claim 1 , wherein the one or more layers of adhesive are selected from the group consisting of polyisobutenes (PIB), polybutenes, polyisoprene, butyl rubber, styrene-isoprene-styrene (SIS), styrene-butadiene-styrene (SBS), styrene-ethylene-butadiene-styrene (SEBS), acrylics, polyurethanes, atactic polypropylene (APP) or a suitable mixture thereof.  
     
     
         7 . The apparatus as recited in  claim 1 , wherein the release liner is selected from the group consisting of waxed paper, polycoated paper, film-based paper or plastic.  
     
     
         8 . The apparatus as recited in  claim 1 , wherein the donut-like structure has a height in the range from approximately 1 inch to 4 inches.  
     
     
         9 . The apparatus as recited in  claim 1 , wherein the donut-like structure has a width in the range from approximately ½ inch to 6 inches.  
     
     
         10 . The apparatus as recited in  claim 1 , wherein the center bore of the donut-like structure has an interior diameter in the range from approximately 2 inches to 36 inches.  
     
     
         11 . The apparatus as recited in  claim 1 , wherein a gap formed between the donut-like structure is filled with a pourable sealant.  
     
     
         12 . A method for sealing a joint around a pipe extending upwards on a roof surface, the method comprising the steps of: 
 a. a fitting a donut-like structure around the pipe, the structure having an upper surface and a lower surface, the lower surface having one or more layers of adhesive layers and a release liner applied thereon    b. lifting the donut-like structure and peeling the release layer from the lower surface of the donut-like structure to expose the one or more adhesive layers;    c. repositioning the donut-like structure around the roof pipe such that the one or more adhesive layers adhere to the roof surface;    d. applying pressure on the donut-like structure to create a tight seal around the pipe.    
     
     
         13 . The method as recited in  claim 12 , wherein the one or more layers of adhesive are selected from the group consisting of polyisobutenes (PIB), polybutenes, polyisoprene, butyl rubber, styrene-isoprene-styrene (SIS), styrene-butadiene-styrene (SBS), styrene-ethylene-butadiene-styrene (SEBS), acrylics, polyurethanes, atactic polypropylene (APP) or a suitable mixture thereof.  
     
     
         14 . The method as recited in  claim 12 , wherein the release liner is selected from the group consisting of waxed paper, polycoated paper, film-based paper or plastic.  
     
     
         15 . The method as recited in  claim 12 , wherein the donut-like structure is bisected.  
     
     
         16 . The method as recited in  claim 15 , wherein the bisected donut-like structure comprises two halves.  
     
     
         17 . The method as recited in  claim 12 , further comprising the step of pouring a sealant in a gap formed between the roof pipe and the donut-like structure.  
     
     
         18 . An apparatus for creating a water tight seal around roof pipes, comprising: 
 a. a donut-like structure that fits around a pipe extending upwards on a roof, the donut-like structure having an upper surface and a lower surface; and    b. double sided adhesive tape applied on the lower surface of the structure, the tape having a release liner on the exposed side.    
     
     
         19 . The apparatus as recited in  claim 18 , wherein the donut-like structure is bisected.  
     
     
         20 . The apparatus as recited in  claim 19 , wherein the bisected donut-like structure comprises two halves.  
     
     
         21 . The apparatus as recited in  claim 20 , wherein each of the halves has a first end and a second end.  
     
     
         22 . The apparatus as recited in  claim 21 , wherein the first and second ends of each of said halves are provided with an adhesive layer and release liner on the adhesive layer.  
     
     
         23 . The apparatus as recited in  claim 18 , wherein the release liner is selected from the group consisting of waxed paper, polycoated paper, film-based paper or plastic.  
     
     
         24 . The apparatus as recited in  claim 18 , wherein the double-sided adhesive tape has a thickness in the range of approximately 2 to 90 mils.  
     
     
         25 . The apparatus as recited in  claim 24 , wherein the double-sided tape has a thickness of approximately 50 mils.  
     
     
         26 . An apparatus for creating a water tight seal around roof pipes, comprising: 
 a. a bisected donut-like structure having a center bore that fits around a pipe extending upwards on a roof, the donut-like structure having an upper surface and a lower surface;    b. one or more layers of adhesive applied on the lower surface of the donut-like structure; and    c. a release liner applied upon the one or more adhesive layers.    
     
     
         27 . The apparatus as recited in  claim 26 , wherein the bisected donut-like structure comprises two halves.  
     
     
         28 . The apparatus as recited in  claim 27 , wherein each of the halves has a first end and a second end.  
     
     
         29 . The apparatus as recited in  claim 28 , wherein the first and second ends of each of said halves are provided with an adhesive layer and release liner on the adhesive layer.  
     
     
         30 . The apparatus as recited in  claim 26 , wherein the one or more layers of adhesive are selected from the group consisting of polyisobutenes (PIB), polybutenes, polyisoprene, butyl rubber, styrene-isoprene-styrene (SIS), styrene-butadiene-styrene (SBS), styrene-ethylene-butadiene-styrene (SEBS), acrylics, polyurethanes, atactic polypropylene (APP) or a suitable mixture thereof.  
     
     
         31 . The apparatus as recited in  claim 26 , wherein the release liner is selected from the group consisting of waxed paper, polycoated paper, film-based paper or plastic.  
     
     
         32 . The apparatus as recited in  claim 26 , wherein the donut-like structure has a height in the range from approximately 1 inch to 4 inches.  
     
     
         33 . The apparatus as recited in  claim 26 , wherein the donut-like structure has a width in the range from approximately ½ inch to 6 inches.  
     
     
         34 . The apparatus as recited in  claim 26 , wherein the center bore of the donut-like structure has an interior diameter in the range from approximately 2 inch to 36 inches.  
     
     
         35 . The apparatus as recited in  claim 26 , wherein a gap formed between the donut-like structure is filled with a pourable sealant.