US2003156971A1PendingUtilityA1

Process and product for application for preserving metallic products from corrosion

Priority: Feb 15, 2002Filed: Feb 15, 2002Published: Aug 21, 2003
Est. expiryFeb 15, 2022(expired)· nominal 20-yr term from priority
C23C 22/42C23G 1/02
40
PatentIndex Score
0
Cited by
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References
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Claims

Abstract

The subject invention is a process for preserving metallic products from deterioration from corrosion or oxidation, comprising the application of a protective product including the following the steps of applying, (a) cleaning the exterior of the metallic product of removing scaling or other externally disposed by products of corrosion; (b) applying a corrosive removal substance comprised of water, ammonium components, alcohol and a solvent premix which is in turn comprised of alcohol and mineral spirits. The subject process may include the further process of painting the surface of the metallic surface after the above described anti-corrosive substance is applied and in some cases removed.

Claims

exact text as granted — not AI-modified
1 . A process for removing corrosion or rust from a metallic surface. 
 (a) applying a corrosive removal substance comprised of:                                    A   Water   77.00     B   Ammonium molybdate   00.10     C   Rhodafac RE-610   1.91     D   Triton x-100   0.48     E   Tetrahydro furfurrly alcohol   2.31     F   Phosphorus acid   18.20             100.00                                           
     
     
         2 . A process for removing rust or corrosion from a metallic substance comprising of steps of applying the following composition to a metallic surface.  
       
         
           
                 
                 
                 
               
                     
                 
                     
                 
                   A 
                   Water 
                   77.50 
                 
                   B 
                   Ammonium molybdate 
                   00.10 
                 
                   C 
                   Rhodafac RE-610 
                   1.91 
                 
                   D 
                   Triton x-100 
                   0.48 
                 
                   E 
                   Solvent Premix 
                   2.81 
                 
                   F 
                   75% Phosphorus acid 
                   18.20 
                 
                     
                     
                   100.00 
                 
                     
                 
                     
                 
             
                
                
               
               
                
                
                
                
                
                
                
                
                
               
            
           
         
       
       The solvent premix used in this latter formulation is:  
       
         
           
                 
                 
                 
               
                     
                     
                 
                     
                     
                 
                     
                   Tetrahydro furfuryl alcohol 
                   82.2 
                 
                     
                   Odorless mineral spirits 
                   7.8 
                 
                     
                     
                   100.00

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