Промышленность сорт альгината натрия

Printing & Textile Industry It is a long history that industry grade sodium alginate is used for printing paste, yarn paste and cleaning paste. It is one kind of excellent paste for printing, which is applicable for printing of cotton, feather, silk and compound fiber especially after active coloring matter become. It has several decades of history and there is no other things can be compared with it at present. The largest characteristic is that it can’t react with active coloring matter and can’t produce covalent bond. It doesn’t contain hydroxymethyl and only contain CHOH; meanwhile, there is carboxyl with strong negative electricity on its base ring. Therefore, it not only absorbs coloring matter, but also has exclusion that can make coloring matter move towards fiber from paste; furthermore, it has good effect for printing that keeps good definition and equality and makes printing become clear, fresh and high color content; meanwhile, it also makes printing have good feel and fastness. Moderate and low viscosity sodium alginate is suitable for screen cloth type printing and manual printing with pseudo rheological characteristic that means it will turn rare after cutting and resume original viscidity after losing cutting. It is suitable for printing exquisite grain, full and wet on wet printing with many good characteristics such as fine lines, clear figure and large area printing equality etc info at onlychemcn com