This definition appears very rarely
and is found in the following Acronym Finder categories:
- Science, medicine, engineering, etc.
See other meanings of AA
We have 149 other definitions for AA
in our Acronym Attic
Samples in periodicals archive:
Aromatic amines include Naugard Super Q for carbon black systems such as wire and cable, and geomembranes.
Some women hairdressers make henna by mixing natural henna and paraphenylenediamine (PPD), an aromatic amine used in everything from hair dye to body armor.
Assessing Human Exposure to Heterocyclic Aromatic Amines.
Hair dyes belong to the group of organic molecules known as aromatic amines.
[ILLUSTRATION OMITTED] Hindered phenols and aromatic amines are so-called chain-breaking donor (CB-D) primary antioxidants, operating by capturing hydroperoxy radicals and converting these to non-radical species; daughter species of both types can also further react with active species in the polymer.
Ingredients of Vulcofac ACT 55 do not include aromatic amine derivatives and are considered absolutely safe, according to the manufacturer.
In a laboratory, they tested the white blood cells of subjects before and after drinking coffee, subjecting the ceils to two different kinds of cell-damaging substances: hydrogen peroxide, a free radical, and heterocyclic aromatic amine, a cancer-causing substance produced when certain foods are cooked.
7,223,302 B2 Cabot Corporation has been granted a patent for a method of preparing an aqueous colored pigment dispersion comprised of the steps of combining a colored pigment and an azo coupler to form a pretreated colored pigment, and combining, in any order, the pretreated colored pigment, an aromatic amine, a diazotizing agent, and an aqueous medium, wherein the aromatic amine comprises as least one ionic group, at least one ionizable group, or a mixture of at least one ionic group and at least one ionizable group.