JPWO2022024790A1 - - Google Patents
Info
- Publication number
- JPWO2022024790A1 JPWO2022024790A1 JP2022540171A JP2022540171A JPWO2022024790A1 JP WO2022024790 A1 JPWO2022024790 A1 JP WO2022024790A1 JP 2022540171 A JP2022540171 A JP 2022540171A JP 2022540171 A JP2022540171 A JP 2022540171A JP WO2022024790 A1 JPWO2022024790 A1 JP WO2022024790A1
- Authority
- JP
- Japan
- 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
Links
Classifications
-
- 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
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/42—Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells
- C09K8/46—Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells containing inorganic binders, e.g. Portland cement
- C09K8/467—Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells containing inorganic binders, e.g. Portland cement containing additives for specific purposes
- C09K8/487—Fluid loss control additives; Additives for reducing or preventing circulation loss
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
- C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C04B24/2623—Polyvinylalcohols; Polyvinylacetates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F18/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid or of a haloformic acid
- C08F18/02—Esters of monocarboxylic acids
- C08F18/04—Vinyl esters
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
- C08F8/12—Hydrolysis
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/46—Water-loss or fluid-loss reducers, hygroscopic or hydrophilic agents, water retention agents
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00724—Uses not provided for elsewhere in C04B2111/00 in mining operations, e.g. for backfilling; in making tunnels or galleries
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Structural Engineering (AREA)
- Inorganic Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020131222 | 2020-07-31 | ||
| JP2020131222 | 2020-07-31 | ||
| PCT/JP2021/026687 WO2022024790A1 (ja) | 2020-07-31 | 2021-07-15 | ビニルアルコール系重合体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2022024790A1 true JPWO2022024790A1 (https=) | 2022-02-03 |
| JP7629018B2 JP7629018B2 (ja) | 2025-02-12 |
Family
ID=80036828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022540171A Active JP7629018B2 (ja) | 2020-07-31 | 2021-07-15 | ビニルアルコール系重合体 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20230313021A1 (https=) |
| JP (1) | JP7629018B2 (https=) |
| WO (1) | WO2022024790A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4538302A4 (en) * | 2022-06-08 | 2025-08-20 | Denka Company Ltd | POLYVINYL ALCOHOL BASED POLYMER |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55104301A (en) * | 1979-02-02 | 1980-08-09 | Kureha Chem Ind Co Ltd | Hydrophilic nonionic rigid gel |
| JP2000157625A (ja) * | 1998-11-26 | 2000-06-13 | Seed Co Ltd | ポリビニルアルコール製医療用ヒドロゲル及びその製造方法 |
| JP2020079197A (ja) * | 2018-02-22 | 2020-05-28 | デンカ株式会社 | ビニルアルコール系重合体及び該ビニルアルコール系重合体を用いたセメントスラリー |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4314032A (en) * | 1978-10-26 | 1982-02-02 | Kureha Kagaku Kogyo Kabushiki Kaisha | Crosslinked polyvinyl alcohol gel |
| JP2003221267A (ja) * | 2002-01-30 | 2003-08-05 | Sumitomo Chem Co Ltd | モルタル防水用エマルジョン及びセメント組成物 |
| DE10346973A1 (de) * | 2003-10-09 | 2005-05-04 | Wacker Polymer Systems Gmbh | Modifizierte Polyvinylalkohole enthaltende Polymerzusammensetzungen |
| US7731793B2 (en) * | 2006-06-13 | 2010-06-08 | Sekisui Specialty Chemicals America, Llc | Fluid loss additive with improved rheological properties |
| JP6510792B2 (ja) * | 2014-10-17 | 2019-05-08 | 株式会社クラレ | 懸濁重合用分散安定剤及びその製造方法 |
| EP3315561A4 (en) * | 2015-09-25 | 2019-03-20 | Sekisui Plastics Co., Ltd. | HYDROGEL AND METHOD FOR THE PRODUCTION THEREOF |
| WO2017099082A1 (ja) * | 2015-12-09 | 2017-06-15 | 日本合成化学工業株式会社 | セメント混和剤 |
| US11174423B2 (en) * | 2016-05-13 | 2021-11-16 | Denka Company Limited | Additive for oil well cement, and cement composition and cement slurry both including said additive for oil well cement |
-
2021
- 2021-07-15 US US18/011,736 patent/US20230313021A1/en not_active Abandoned
- 2021-07-15 WO PCT/JP2021/026687 patent/WO2022024790A1/ja not_active Ceased
- 2021-07-15 JP JP2022540171A patent/JP7629018B2/ja active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55104301A (en) * | 1979-02-02 | 1980-08-09 | Kureha Chem Ind Co Ltd | Hydrophilic nonionic rigid gel |
| JP2000157625A (ja) * | 1998-11-26 | 2000-06-13 | Seed Co Ltd | ポリビニルアルコール製医療用ヒドロゲル及びその製造方法 |
| JP2020079197A (ja) * | 2018-02-22 | 2020-05-28 | デンカ株式会社 | ビニルアルコール系重合体及び該ビニルアルコール系重合体を用いたセメントスラリー |
Also Published As
| Publication number | Publication date |
|---|---|
| US20230313021A1 (en) | 2023-10-05 |
| JP7629018B2 (ja) | 2025-02-12 |
| TW202216948A (zh) | 2022-05-01 |
| WO2022024790A1 (ja) | 2022-02-03 |
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