Fuel additive concentrate with enhanced storage stability
First Claim
1. In a fuel additive concentrate package comprising a detergent/dispersant, an organic nitrate combustion improver, and a corrosion inhibitor comprising dimer and/or trimer acid, the improvement wherein said concentrate additionally comprises a shelf life stability amount of acid selected from the group consisting of nitric acid and hydrochloric acid, said shelf life stability amount of acid being sufficient to provide enhanced shelf life stability to said concentrate.
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Abstract
A fuel additive concentrate package comprising a detergent/dispersant, an organic nitrate combustion improver, and a corrosion inhibitor comprising dimer and/or trimer acid is provided enhanced shelf life stability by treating the concentrate with a shelf life stability amount, for example 1,500 and 10,000 ppm, respectively of acid selected from the group consisting of nitric acid/hydrochloric acid.
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Citations
13 Claims
- 1. In a fuel additive concentrate package comprising a detergent/dispersant, an organic nitrate combustion improver, and a corrosion inhibitor comprising dimer and/or trimer acid, the improvement wherein said concentrate additionally comprises a shelf life stability amount of acid selected from the group consisting of nitric acid and hydrochloric acid, said shelf life stability amount of acid being sufficient to provide enhanced shelf life stability to said concentrate.
- 12. A method for enhancing the shelf-life stability of a fuel additive concentrate package which comprises a detergent/dispersant, an organic nitrate combustion improver, and a corrosion inhibitor comprising dimer and/or trimer acid, the method comprising admixing a shelf life stability amount of acid selected from the group consisting of nitric acid and hydrochloric acid, with said concentrate, said shelf life stability amount of acid being sufficient to provide enhanced shelf life stability to said concentrate.
Specification