Preparation of hydroxyethyl cellulose
Preparation of hydroxyethyl cellulose 1. Overview Alkali cellulose is a natural polymer. Each of the fiber-based rings contains three hydroxyl groups, and the most reactive hydroxyl groups react to form hydroxyethyl cellulose. The raw cotton linters or refine mash are soaked in 30% liquid alkali, and the press is taken out after half an hour. […]