Product for transformation of a toxic corrosive or environmentally-noxious liquid product into a non-corrosive or non-noxious residue
US7758771B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 20, 2005 |
| Grant date | Jul 20, 2010 |
| Priority date | — |
| Expiry date | Apr 4, 2027 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA62D2101/20
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
The invention relates to a product for transformation of a toxic corrosive or environmentally-noxious product into a non-corrosive or non-noxious residue, comprising at least one amphoteric agent, at least one lipophilic absorbent, at least one hydrophilic absorbent and at least one binary colored indicator, selected from the group of the following mixtures: Nile blue/alizarin red, alizarin yellow/alizarin red, thymolphthalein/methyl red, phenolphthalein/methyl red and tropaeolin OO/thymol blue and optionally an additive selected from the group comprising charge agents, granulation agents, anti-static agents and mixtures thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.