Motor oil blend and method for reducing wear on steel and eliminating zddp in motor oils by modifying the plastic response of steel

Abstract

An environmentally-improved motor oil blend and related methods for properly lubricating components of an engine and favorably modifying a plastic response of components of the engine, the blend being free of zinc di-alkyl-di-thiophosphates (ZDDP) and free of zinc di-thiophosphate (ZDTP), comprising: a motor oil selected from the motor oil group consisting of Group I, Group II, Group III, Group IV, and Group V motor oils; a motor oil additive comprising alpha-olefins and hydroisomerized hydro-treated severe hydrocracked base oil; ZDDP omitted from the chemical constituents of the motor oil; and ZDTP omitted from the chemical constituents of the motor oil.

I claim: 
     
         1 . An environmentally-improved motor oil blend capable of use in an engine for properly lubricating components of the engine and favorably modifying a plastic response of components of the engine thereby reducing engine wear, said blend being free of zinc di-alkyl-di-thiophosphates (ZDDP) and free of zinc di-thiophosphate (ZDTP) which are environmentally harmful, comprising:
 a motor oil; and   in combination with said motor oil, a motor oil additive comprising alpha-olefins and hydroisomerized hydro-treated severe hydrocracked base oil;   ZDDP omitted from the chemical constituents of said motor oil;   ZDTP omitted from the chemical constituents of said motor oil;   ZDDP omitted from the chemical constituents of said motor oil additive; and   ZDTP omitted from the chemical constituents of said motor oil additive; wherein:   said motor oil blend contains no ZDDP and no ZDDP yet provides tribologically-measurable antiwear performance comparable to compositions comprising ZDDP or containing ZDTP.   
     
     
         2 . The motor oil blend of  claim 1 , further comprising:
 from 85% to 95% by volume of said motor oil; and   from 5% to 15% by volume of said motor oil additive.   
     
     
         3 . The motor oil blend of  claim 1 , said motor oil additive further comprising synthetic sulfonates. 
     
     
         4 . The motor oil blend of  claim 3 , said synthetic sulfonates comprising thixotropic calcium sulfonates. 
     
     
         5 . The motor oil blend of  claim 1 , said alpha-olefins comprising polymerized alpha-olefins. 
     
     
         6 . The motor oil blend of  claim 5 , said polymerized alpha-olefins comprising metallocene polymerized alpha-olefins. 
     
     
         7 . The motor oil blend of  claim 1 , said motor oil additive further comprising vacuum distilled non-aromatic solvent. 
     
     
         8 . The motor oil blend of  claim 1 , said motor oil additive further comprising liquefied polytetrafluoroethylene (PTFE). 
     
     
         9 . A method of producing an environmentally-improved motor oil blend capable of use in an engine for properly lubricating components of the engine and favorably modifying a plastic response of components of the engine thereby reducing engine wear, said blend being free of zinc di-alkyl-di-thiophosphates (ZDDP) and free of zinc di-thiophosphate (ZDTP) which are environmentally harmful, comprising:
 providing a motor oil;   omitting ZDDP from the chemical constituents of said motor oil;   omitting ZDTP from the chemical constituents of said motor oil;   combining a motor oil additive comprising alpha-olefins and hydroisomerized hydro-treated severe hydrocracked base oil with said motor oil to yield said motor oil blend;   omitting ZDDP from the chemical constituents of said motor oil additive; and   omitting ZDTP from the chemical constituents of said motor oil additive; wherein   said motor oil blend contains no ZDDP and no ZDDP yet provides tribologically-measurable antiwear performance comparable to compositions comprising ZDDP or containing ZDTP.   
     
     
         10 . The method of  claim 9 , further comprising combining from 5% to 15% by volume of said motor oil additive with from 85% to 95% by volume of said motor oil. 
     
     
         11 . The method of  claim 9 , said motor oil additive further comprising synthetic sulfonates. 
     
     
         12 . The method of  claim 11 , said synthetic sulfonates comprising thixotropic calcium sulfonates. 
     
     
         13 . The method of  claim 9 , said alpha-olefins comprising polymerized alpha-olefins. 
     
     
         14 . The method of  claim 13 , said polymerized alpha-olefins comprising metallocene polymerized alpha-olefins. 
     
     
         15 . The method of  claim 9 , said motor oil additive further comprising vacuum distilled non-aromatic solvent. 
     
     
         16 . The method of  claim 9 , said motor oil additive further comprising liquefied polytetrafluoroethylene (PTFE). 
     
     
         17 . The method of  claim 9 , further comprising:
 blending said alpha-olefins with said base oil to produce a first blend;   blending non-aromatic solvent with synthetic sulfonates to produce a second blend; and   blending said first and second blends with liquefied polytetrafluoroethylene (PTFE).   
     
     
         18 . The method of  claim 17 , further comprising combining from 5% to 15% by volume of said motor oil additive with from 85% to 95% by volume of said motor oil. 
     
     
         19 . The method of  claim 9 , further comprising:
 blending said alpha-olefins with said base oils to produce a first blend;   blending non-aromatic solvent with synthetic sulfonates to produce a second blend;   blending said first and second blends with additional low-aromatic aliphatic solvents to produce a third blend; and   blending said first, second and third blends with liquefied polytetrafluoroethylene (PTFE).   
     
     
         20 . A method for lubricating an engine and its components without zinc di-alkyl-di-thiophosphates (ZDDP) and without zinc di-thiophosphate (ZDTP), comprising:
 introducing into the engine a motor oil, said motor oil omitting ZDDP from its chemical constituents and said motor oil omitting ZDTP from its chemical constituents;   introducing into the engine in combination with said motor oil, a motor oil additive comprising polymerized alpha-olefins and hydroisomerized hydro-treated severe hydrocracked base oil, said motor oil additive omitting ZDDP from its chemical constituents and said motor oil additive omitting ZDTP from its chemical constituents:   the combination of said polymerized alpha-olefins and said base oil properly lubricating said engine components and favorably modifying a plastic response of engine components thereby reducing engine wear;   the motor oil blend containing no ZDDP and no ZDDP yet providing tribologically-measurably antiwear performance comparable to compositions comprising ZDDP or containing ZDTP; and   as a consequence of said omission of ZDDP and ZDTP, said blend not releasing environmentally-harmful ZDDP or ZDTP into the environment.