Patents

Ph sensitive polymer and process for preparation thereof

The present invention relates a novel pH sensitive polymer which exhibits pH dependant swelling / dissolution behavior. The composition is useful for tas te masking of bitter drugs and also for the gastric delivery of the drugs. The said polymer comprises a hydrophobic monomer polymerized along with a basic monomer or a hydrophobic monomer polymerized along with a basic monomer and a hydrophilic monomer.

Patent Assignee: Council of Scientific & Industrial Research (CSIR)

Patent No: AU2003288706 [Australia]

Application No: AU20030288706

Inventor(s): Kulkarni, Mohan Gopalkrishna; Menjoge, Anupa Ramesh

Issue Date: 23-08-2007

Filing Date: 15-12-2003

Licensing Option: Laboratory willing to jointly develop technology with industrial partner.

Implementing institute: CSIR-National Chemical Laboratory [CSIR-NCL]

Funding agency: Council of Scientific and Industrial Research (CSIR)

IPC Classification: C08F 220/12, C08F 220/00, C08F 246/00

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