These products are mainly used as coating material in tablet, capsule, alcoholature and others.
The products are of solid crystalloid, antibrittleness, soft, good hardness, stable and strong resistance to hydrolyze in light, air and water, without stimulation to skin and mucous membrane, optimizing the medicine effect and dosage, reducing the stimulation and bad reaction to gastrointestinal tract, are the inevitable substitute for sugarcoat and semi-synthesized fabric biomaterial