Products

HPMCP
Hypromellose Phthalate USP/NF, EP, JP

This product is a monophthalic acid ester of hypromellose, widely used as a solvent-based enteric coating agent to protect drugs from gastric degradation or to protect the gastric mucosa from irritant drugs. Its threshold pH value for rapid disintegration can be controlled by varying the phthalyl content.

Grade

Description

Applications

Dissolving pH

Viscosity

(mPa.S)

HPMCP HP-55

≥ 5.5

40

Regular grade for enteric coating

HPMCP HP-55S

170

Enteric coat with greater strength and higher acid resistance due to its high molecular weight

HPMCP HP-50

≥ 5.0

55

Enteric coat soluble at lower pH

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