JPS5256148A - Process for preparing active substances having improved - Google Patents

Process for preparing active substances having improved

Info

Publication number
JPS5256148A
JPS5256148A JP50124587A JP12458775A JPS5256148A JP S5256148 A JPS5256148 A JP S5256148A JP 50124587 A JP50124587 A JP 50124587A JP 12458775 A JP12458775 A JP 12458775A JP S5256148 A JPS5256148 A JP S5256148A
Authority
JP
Japan
Prior art keywords
improved
active substances
preparing active
pva
active material
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP50124587A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5232971B2 (de
Inventor
Aizo Yamauchi
Yasuo Matsuzawa
Kunio Kitao
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
National Institute of Advanced Industrial Science and Technology AIST
Nitten Pharmaceutical Co Ltd
Original Assignee
Agency of Industrial Science and Technology
Nitten Pharmaceutical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Agency of Industrial Science and Technology, Nitten Pharmaceutical Co Ltd filed Critical Agency of Industrial Science and Technology
Priority to JP50124587A priority Critical patent/JPS5256148A/ja
Publication of JPS5256148A publication Critical patent/JPS5256148A/ja
Publication of JPS5232971B2 publication Critical patent/JPS5232971B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Compositions Of Macromolecular Compounds (AREA)
  • Graft Or Block Polymers (AREA)
  • Medicinal Preparation (AREA)
  • Colloid Chemistry (AREA)
  • Fats And Perfumes (AREA)
JP50124587A 1975-10-16 1975-10-16 Process for preparing active substances having improved Granted JPS5256148A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50124587A JPS5256148A (en) 1975-10-16 1975-10-16 Process for preparing active substances having improved

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50124587A JPS5256148A (en) 1975-10-16 1975-10-16 Process for preparing active substances having improved

Publications (2)

Publication Number Publication Date
JPS5256148A true JPS5256148A (en) 1977-05-09
JPS5232971B2 JPS5232971B2 (de) 1977-08-25

Family

ID=14889144

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50124587A Granted JPS5256148A (en) 1975-10-16 1975-10-16 Process for preparing active substances having improved

Country Status (1)

Country Link
JP (1) JPS5256148A (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2435485A1 (fr) * 1978-09-07 1980-04-04 Sumitomo Chemical Co Procede de preparation de polymeres tres absorbants
JPS55102512A (en) * 1979-01-29 1980-08-05 Perstorp Ab Blend and its administration
US4788242A (en) * 1986-10-06 1988-11-29 Shin-Estu Chemical Co., Ltd. Polyvinyl alcohol-based reversibly hydrated gel, highly water-absorptive resin and method for the preparation thereof

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE602004021248D1 (de) 2003-04-03 2009-07-09 Seed Co Ltd Kontaktlinsen mit der fähigkeit einer andauernden medikamentenfreigabe und schutzlösungen dafür
JP5900424B2 (ja) * 2006-10-19 2016-04-06 東レ株式会社 眼用レンズ
JP5352983B2 (ja) * 2006-10-19 2013-11-27 東レ株式会社 眼用レンズ

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2435485A1 (fr) * 1978-09-07 1980-04-04 Sumitomo Chemical Co Procede de preparation de polymeres tres absorbants
JPS55102512A (en) * 1979-01-29 1980-08-05 Perstorp Ab Blend and its administration
US4788242A (en) * 1986-10-06 1988-11-29 Shin-Estu Chemical Co., Ltd. Polyvinyl alcohol-based reversibly hydrated gel, highly water-absorptive resin and method for the preparation thereof

Also Published As

Publication number Publication date
JPS5232971B2 (de) 1977-08-25

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees