BR8507201A - Um processo para a absorcao de agua tendo um ph menor que quatro - Google Patents
Um processo para a absorcao de agua tendo um ph menor que quatroInfo
- Publication number
- BR8507201A BR8507201A BR8507201A BR8507201A BR8507201A BR 8507201 A BR8507201 A BR 8507201A BR 8507201 A BR8507201 A BR 8507201A BR 8507201 A BR8507201 A BR 8507201A BR 8507201 A BR8507201 A BR 8507201A
- Authority
- BR
- Brazil
- Prior art keywords
- less
- water absorption
- absorption
- water
- Prior art date
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)
- Physics & Mathematics (AREA)
- General Chemical & Material Sciences (AREA)
- Thermal Sciences (AREA)
- Health & Medical Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Public Health (AREA)
- Materials Engineering (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
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 |
---|---|
BR8507201A true BR8507201A (pt) | 1987-08-04 |
Family
ID=22188646
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8507201A BR8507201A (pt) | 1985-04-15 | 1985-04-15 | Um processo para a absorcao de agua tendo um ph menor que quatro |
Country Status (6)
Country | Link |
---|---|
US (1) | US4511477A (pt) |
EP (1) | EP0217791B1 (pt) |
JP (1) | JPS62500500A (pt) |
BR (1) | BR8507201A (pt) |
DE (1) | DE3576282D1 (pt) |
WO (1) | WO1986006000A1 (pt) |
Families Citing this family (12)
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 |
GB2200440B (en) * | 1987-01-30 | 1991-05-08 | Allied Colloids Ltd | Use of water absorbing polymers |
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 |
US6238791B1 (en) | 1997-12-18 | 2001-05-29 | Ppg Industries Ohio, Inc. | Coated glass fibers, composites and methods related thereto |
US6087000A (en) * | 1997-12-18 | 2000-07-11 | Ppg Industries Ohio, Inc. | Coated fiber strands, composites and cables including the same and related methods |
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)
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 |
-
1983
- 1983-10-17 US US06/542,873 patent/US4511477A/en not_active Expired - Lifetime
-
1985
- 1985-04-15 DE DE8585902293T patent/DE3576282D1/de not_active Expired - Fee Related
- 1985-04-15 JP JP60501909A patent/JPS62500500A/ja active Granted
- 1985-04-15 BR BR8507201A patent/BR8507201A/pt unknown
- 1985-04-15 WO PCT/US1985/000679 patent/WO1986006000A1/en active IP Right Grant
- 1985-04-15 EP EP85902293A patent/EP0217791B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4511477A (en) | 1985-04-16 |
WO1986006000A1 (en) | 1986-10-23 |
DE3576282D1 (de) | 1990-04-12 |
JPS62500500A (ja) | 1987-03-05 |
EP0217791A1 (en) | 1987-04-15 |
JPH0353016B2 (pt) | 1991-08-13 |
EP0217791B1 (en) | 1990-03-07 |
EP0217791A4 (en) | 1988-03-22 |
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