For Bare Metal Surface (e.g., Degreasing Composition, Etc.) Patents (Class 510/245)
- Quaternary ammonium or heavy metal in the component (e.g., Zn, Sn, etc.) (Class 510/259)
- Organic sulfonium group in the component (Class 510/260)
- Organic divalent sulfur containing substituent in the component (e.g., sulfide, mercaptan, etc.) (Class 510/261)
- Organic nitrogen containing substituent in the component (Class 510/264)
- Ethylenically or acetylenically unsaturated substituent in the component (e.g., propargyl alcohol, ester, etc.) (Class 510/267)