US2004006827A1PendingUtilityA1

Chemical formulations and methods utilizing NPB(n-propyl bromide) as non-aqueous carrier mediums to apply fluorocarbons and other organic chemicals to substrates

Priority: Jul 3, 2002Filed: Jun 30, 2003Published: Jan 15, 2004
Est. expiryJul 3, 2022(expired)· nominal 20-yr term from priority
Inventors:Larry Rising
D06M 2200/11D06M 13/08D06M 15/277Y02P70/62D06B 9/06
26
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Claims

Abstract

The present invention relates to methods and chemical formulations utilizing NPB(n-propyl bromide) also called 1-bromopropane or propyl bromide or 1-BP or N-Bromopropane as non-aqueous carrier mediums to apply fluorocarbons and other chemicals to substrates, whereby the NPB is evaporated away leaving the remaining chemicals on the substrate. The present invention offers formula and method for applying organic chemicals to substrates that perform superior to current water based technology. Additional, the invention offers a more economical and environmental friendly alternative to current chlorinated hydrocarbons carriers that are being phased out by mandate of the Environmental Protection Agency (EPA).

Claims

exact text as granted — not AI-modified
What is claimed is:  
     
         1 . Methods and chemical formulations utilizing NPB(n-propyl bromide) as non-aqueous carrier mediums to apply fluorocarbons and other chemicals to substrates, whereby the NPB is evaporated away leaving the remaining chemicals on the substrate.  
     
     
         2 . Formula as set forth in  claim 1 , Fluorine-containing compositions for oil-, water- and soil-repellant treatment of substrates, comprising two components A (NPB) and B (fluorine-containing copolymer) which comprises, based on the total weight of A, the following weight contents of comonomer (B): 
 0.002 to 50% by weight of (meth) acrylates containing perfluoroalkyl groups, of the formula   C.sub.n F.sub.2n+1--X--O--CO--CR.sup.1.dbd.CH.sub.2  (I).   
     
     
         3 . Formula as set forth in  claim 2 , whereby treatment of substrates, comprising two components A (NPB) and B (other fluoroine-containing compounds) which comprises, based on the total weight of A, the following weight contents of comonomer (B): 
 0.002 to 40% by weight of component A    
     
     
         4 . Formula as set forth in  claim 3 , whereby treatment of substrates, comprising two components A (NPB) and B (Ultraviolet light inhibitor compound) which comprises, based on the total weight of A, the following weight contents of comonomer (B): 
 0.002 to 20% by weight of component A    
     
     
         5 . Formula as set forth in  claim 4 , whereby treatment of substrates, comprising two components A (NPB) and B (Antistat compounds) which comprises, based on the total weight of A, the following weight contents of comonomer (B): 
 0.002 to 10% by weight of component A    
     
     
         6 . Formula as set forth in  claim 5 , whereby treatment of substrates, comprising two components A (NPB) and B (Foaming compounds) which comprises, based on the total weight of A, the following weight contents of comonomer (B): 
 0.002 to 18% by weight of component A    
     
     
         7 . Formula as set forth in  claim 6 , whereby treatment of substrates, comprising two components A (NPB) and B (Antibacterial compound) which comprises, based on the total weight of A, the following weight contents of comonomer (B): 
 0.002 to 15% by weight of component A    
     
     
         8 . Formula as set forth in  claim 7 , whereby treatment of substrates, comprising two components A (NPB) and B (softening and hand building compound) which comprises, based on the total weight of A, the following weight contents of comonomer (B) 
 0.002 to 20% by weight of component A    
     
     
         9 . Formula as set forth in  claim 8 , whereby treatment of substrates, comprising two components A (NPB) and B (resin compounds) which comprises, based on the total weight of A, the following weight contents of comonomer (B): 
 0.002 to 80% by weight of component A    
     
     
         10 . Formula as set forth in  claim 9 , whereby treatment of substrates, comprising two components A (NPB) and B (Urethane) which comprises, based on the total weight of A, the following weight contents of comonomer (B) 
 0.002 to 12% by weight of component A    
     
     
         11 . Formula as set forth in  claim 10 , whereby treatment of substrates, comprising the single component A(NPB) being used as scouring agent.  
     
     
         12 . A method for applying formulas set forth in claims  2  through  11  with a substrate, comprising the acts of padding; applying the chemical mixture with the substrate forming a wet substrate; and removing the non-aqueous solvent from the wet substrate, leaving a substrate with remaining chemical solution.  
     
     
         13 . Method as set forth in  claim 12 , where by formula set forth in claims  2  through  11  are foamed onto substrtate.  
     
     
         14 . Method as set forth in  claim 13 , where by formula set forth in claims  2  through  11  are sprayed onto substrtate.  
     
     
         15 . Method as set forth in  claim 14 , where by formula set forth in claims  2  through  11  are coated onto substrtate.

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