| abstract |
A method of imparting memory in number to cellulosic fibers, which comprises treating said fibers in the presence of a strong alkali, with an agent of the class consisting of ** FIGURE ** where R1 and R2 are of the class consisting of hydrogen and alcohol groups saturated with 1 to 3 carbon atoms, and is of the class consisting of metals and nitrogenous bases, such that said agent is soluble in water, and hydrogen. |