首页>
外国专利>
It consists of a paper hydroxide police officer and an aquatic biologically active police officer (carbamide) for preparing a quick-dissolving material and a paper preparation material.
It consists of a paper hydroxide police officer and an aquatic biologically active police officer (carbamide) for preparing a quick-dissolving material and a paper preparation material.
Sizing composition containing a Hydrophobic sizing Agent of paper, and a modified Poly (aminoamida) hidrofobicamente, method for preparing a Composition and Method for sizing, sizing of paper.
展开▼