Patent ID: 6300378
Filing Date: 2001-10-09
Classification: C09K,H01L,Y02E,Y02P

Abstract:
A method of reducing or eliminating the flammability of solvent used in metal, electronic, and precision cleaning and/or degreasing, and/or used in metals, electronic, and precision cleaning and/or degreasing, and/or used for dissolution of a solute, said method comprising the steps of:a) providing an additive comprising at least one compound selected from the group consisting of bromine-containing alkenes, bromine-containing alcohols, bromine-containing ethers with at least one hydrogen atom, bromine-containing carbonyl compounds, and bromine-containing aromatics, andb) mixing said additive with said solvent, wherein said solvent comprises at one component selected from the group of hydrocarbons, halocarbons, hydrochlorofluorocarbons (HCFs), hydrofluorocarbons (HFCs), terpenes, siloxanes, alcohols, ketones, esters, ethers, hydrofluoroethers (HFCs), monochlorotoluenes, benzotrifluoride, and hydrofluoropolyethers (HFPEs) to form a mixture containing between 0.1 and 99 percent by weight of said additive.