GB1250516A - - Google Patents

Info

Publication number
GB1250516A
GB1250516A GB1250516DA GB1250516A GB 1250516 A GB1250516 A GB 1250516A GB 1250516D A GB1250516D A GB 1250516DA GB 1250516 A GB1250516 A GB 1250516A
Authority
GB
United Kingdom
Prior art keywords
sodium
polysaccharide
april
water
cellulose
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.)
Expired
Application number
Other languages
English (en)
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 filed Critical
Publication of GB1250516A publication Critical patent/GB1250516A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00—Preparation of cellulose ethers
    • C08B11/20—Post-etherification treatments of chemical or physical type, e.g. mixed etherification in two steps, including purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Materials Engineering (AREA)
  • Biochemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
GB1250516D 1969-04-30 1969-04-30 Expired GB1250516A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2208669 1969-04-30

Publications (1)

Publication Number Publication Date
GB1250516A true GB1250516A (ja) 1971-10-20

Family

ID=10173700

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1250516D Expired GB1250516A (ja) 1969-04-30 1969-04-30

Country Status (2)

Country Link
AU (1) AU1452970A (ja)
GB (1) GB1250516A (ja)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0107962A1 (en) * 1982-10-25 1984-05-09 Mitsubishi Gas Chemical Company, Inc. Scale inhibitor
GB2320502A (en) * 1996-12-20 1998-06-24 Johnson & Johnson Medical Bioresorbable alginate derivatives
US6440940B1 (en) 1997-12-18 2002-08-27 Peter J. Doyle Bioresorbable alginate derivatives
US6903209B2 (en) 2000-05-12 2005-06-07 Seiko Epson Corporation Process for the manufacture of polyuronic acids
EP1094890B2 (en) † 1998-06-11 2006-03-22 Coöperatie Cosun U.A. Dispersing agent
US20220185733A1 (en) * 2020-12-11 2022-06-16 Sika Technology Ag Cementitious compositions comprising oxidatively degraded polysaccharide as water reducing agents

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0107962A1 (en) * 1982-10-25 1984-05-09 Mitsubishi Gas Chemical Company, Inc. Scale inhibitor
US4561982A (en) * 1982-10-25 1985-12-31 Mitsubishi Gas Chemical Company, Inc. Scale inhibitor
GB2320502A (en) * 1996-12-20 1998-06-24 Johnson & Johnson Medical Bioresorbable alginate derivatives
GB2320502B (en) * 1996-12-20 2000-09-20 Johnson & Johnson Medical Bioresorbable alginate derivatives
US6440940B1 (en) 1997-12-18 2002-08-27 Peter J. Doyle Bioresorbable alginate derivatives
EP1094890B2 (en) † 1998-06-11 2006-03-22 Coöperatie Cosun U.A. Dispersing agent
US6903209B2 (en) 2000-05-12 2005-06-07 Seiko Epson Corporation Process for the manufacture of polyuronic acids
US20220185733A1 (en) * 2020-12-11 2022-06-16 Sika Technology Ag Cementitious compositions comprising oxidatively degraded polysaccharide as water reducing agents

Also Published As

Publication number Publication date
AU1452970A (en) 1971-11-04

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees