Hydroxypropyl Methyl Cellulose Hard Capsules and Process of Manufacture

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United States of America Patent

SERIAL NO

12446624

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Abstract

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A composition for manufacture of hard hydroxypropyl methyl cellulose capsules comprising a film forming material of hydroxypropyl methyl cellulose having a methoxy content of 27.0-30.0% (w/w), and a hydroxypropoxy content of 4.0-7.5% and as a 2% weight solution, a viscosity of 3.5-6.0 cPs at 20° C., dipping compositions, process for manufacture of hard hydroxypropyl methyl cellulose capsules according to a dip coating process and hard capsule shells.

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Patent Owner(s)

Patent OwnerAddress
CAPSUGEL BELGIUM NV2880 BORNEM

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cade, Dominique Nicolas Colmar, FR 24 179
He, Xinwe David Colmar, FR 1 19

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  • 19 Citation Count
  • C09K Class
  • 65.92 % this patent is cited more than
  • 15 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges402838636161071332301 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +020406080100120140160180200220240260280300

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