DE3576282D1 - Verfahren zur absorption von wasser mit ph-wert unterhalb von vier. - Google Patents

Verfahren zur absorption von wasser mit ph-wert unterhalb von vier.

Info

Publication number
DE3576282D1
DE3576282D1 DE8585902293T DE3576282T DE3576282D1 DE 3576282 D1 DE3576282 D1 DE 3576282D1 DE 8585902293 T DE8585902293 T DE 8585902293T DE 3576282 T DE3576282 T DE 3576282T DE 3576282 D1 DE3576282 D1 DE 3576282D1
Authority
DE
Germany
Prior art keywords
absorping
water
under
absorping water
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 - Fee Related
Application number
DE8585902293T
Other languages
English (en)
Inventor
J Mckinley
W Sanner
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.)
Dow Chemical Co
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Application granted granted Critical
Publication of DE3576282D1 publication Critical patent/DE3576282D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
    • B01D17/02—Separation of non-miscible liquids
    • B01D17/0202—Separation of non-miscible liquids by ab- or adsorption
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00—Materials not provided for elsewhere
    • C09K3/32—Materials not provided for elsewhere for absorbing liquids to remove pollution, e.g. oil, gasoline, fat
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G33/00—Dewatering or demulsification of hydrocarbon oils
    • C10G33/04—Dewatering or demulsification of hydrocarbon oils with chemical means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
DE8585902293T 1985-04-15 1985-04-15 Verfahren zur absorption von wasser mit ph-wert unterhalb von vier. Expired - Fee Related DE3576282D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1985/000679 WO1986006000A1 (en) 1985-04-15 1985-04-15 A process for absorbing water having a ph less than four

Publications (1)

Publication Number Publication Date
DE3576282D1 true DE3576282D1 (de) 1990-04-12

Family

ID=22188646

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585902293T Expired - Fee Related DE3576282D1 (de) 1985-04-15 1985-04-15 Verfahren zur absorption von wasser mit ph-wert unterhalb von vier.

Country Status (6)

Country Link
US (1) US4511477A (de)
EP (1) EP0217791B1 (de)
JP (1) JPS62500500A (de)
BR (1) BR8507201A (de)
DE (1) DE3576282D1 (de)
WO (1) WO1986006000A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4880858A (en) * 1985-03-05 1989-11-14 Allied Colloids Limited Water absorbing polymers
US4511477A (en) * 1985-04-15 1985-04-16 The Dow Chemical Company Process of using water-absorbent agents for low pH applications
DE3869631D1 (de) * 1987-01-30 1992-05-07 Allied Colloids Ltd Wasseradsorbierende polymere.
GB9009956D0 (en) * 1990-05-03 1990-06-27 David And Aaron S Paperworks L Garment hanger
GB9313017D0 (en) * 1993-06-24 1993-08-11 Univ Strathclyde Measurement of water content
WO1999011692A1 (en) * 1997-09-03 1999-03-11 The Regents Of The University Of California Novel biomimetic hydrogel materials
US6087000A (en) * 1997-12-18 2000-07-11 Ppg Industries Ohio, Inc. Coated fiber strands, composites and cables including the same and related methods
US6238791B1 (en) 1997-12-18 2001-05-29 Ppg Industries Ohio, Inc. Coated glass fibers, composites and methods related thereto
US6623645B1 (en) 2000-10-27 2003-09-23 Dewater Solutions, Inc. Wastewater containment and treatment methods
KR20040012992A (ko) * 2001-06-28 2004-02-11 레베오 인코포레이티드 중합체 매트릭스 재료 및 이를 채용한 전기화학 전지
CA2671552C (en) 2006-11-20 2015-06-23 Church & Dwight Co., Inc. Clump recognition animal litter
DE102007027477A1 (de) * 2007-06-14 2009-01-02 Construction Research & Technology Gmbh Baustofftrockenmischungen basierend auf Calciumsulfat

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3670731A (en) * 1966-05-20 1972-06-20 Johnson & Johnson Absorbent product containing a hydrocolloidal composition
US3669103A (en) * 1966-05-31 1972-06-13 Dow Chemical Co Absorbent product containing a hydrocelloidal composition
US4028233A (en) * 1972-10-05 1977-06-07 Hoechst Aktiengesellschaft Water purification process
US3926891A (en) * 1974-03-13 1975-12-16 Dow Chemical Co Method for making a crosslinkable aqueous solution which is useful to form soft, water-swellable polyacrylate articles
US4090013A (en) * 1975-03-07 1978-05-16 National Starch And Chemical Corp. Absorbent composition of matter
DE2614662A1 (de) * 1975-04-07 1977-01-27 Dow Chemical Co Zusammensetzung zur herstellung von in wasser quellbaren gegenstaenden
CA1104782A (en) * 1976-06-07 1981-07-14 Robert E. Erickson Absorbent films and laminates
US4194998A (en) * 1976-12-06 1980-03-25 The United States Of America As Represented By The Secretary Of Agriculture Highly absorbent polyhydroxy polymer graft copolymers without saponification
US4134863A (en) * 1976-12-06 1979-01-16 The United States Of America As Represented By The Secretary Of Agriculture Highly absorbent graft copolymers of polyhydroxy polymers, acrylonitrile, and acrylic comonomers
US4190562A (en) * 1977-04-04 1980-02-26 The B. F. Goodrich Company Improved water absorbent copolymers of copolymerizable carboxylic acids and acrylic or methacrylic esters
US4242242A (en) * 1977-06-10 1980-12-30 Akzona Incorporated Highly absorbent fibers of rayon with sulfonic acid polymer incorporated
JPS6024807B2 (ja) * 1979-02-19 1985-06-14 昭和電工株式会社 高吸水性ヒドロゲルの製造方法
US4293609A (en) * 1979-07-09 1981-10-06 The Dow Chemical Company Flexible absorbent laminates
US4511477A (en) * 1985-04-15 1985-04-16 The Dow Chemical Company Process of using water-absorbent agents for low pH applications

Also Published As

Publication number Publication date
WO1986006000A1 (en) 1986-10-23
BR8507201A (pt) 1987-08-04
US4511477A (en) 1985-04-16
JPS62500500A (ja) 1987-03-05
JPH0353016B2 (de) 1991-08-13
EP0217791B1 (de) 1990-03-07
EP0217791A4 (de) 1988-03-22
EP0217791A1 (de) 1987-04-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee