NO324063B1 - Framgangsmate for a redusere skum i et vandig medium - Google Patents
Framgangsmate for a redusere skum i et vandig medium Download PDFInfo
- Publication number
- NO324063B1 NO324063B1 NO19984989A NO984989A NO324063B1 NO 324063 B1 NO324063 B1 NO 324063B1 NO 19984989 A NO19984989 A NO 19984989A NO 984989 A NO984989 A NO 984989A NO 324063 B1 NO324063 B1 NO 324063B1
- Authority
- NO
- Norway
- Prior art keywords
- carbon atoms
- polysiloxane
- group
- stated
- tailwater
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 48
- 230000008569 process Effects 0.000 title claims description 19
- 239000006260 foam Substances 0.000 title claims description 8
- 239000012736 aqueous medium Substances 0.000 title claims description 3
- -1 polysiloxane Polymers 0.000 claims description 74
- 229920001296 polysiloxane Polymers 0.000 claims description 47
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 29
- 125000004432 carbon atom Chemical group C* 0.000 claims description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 125000001424 substituent group Chemical group 0.000 claims description 18
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 15
- 239000001301 oxygen Substances 0.000 claims description 15
- 229910052760 oxygen Inorganic materials 0.000 claims description 15
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 13
- 229910018540 Si C Inorganic materials 0.000 claims description 11
- 239000002518 antifoaming agent Substances 0.000 claims description 11
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 11
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 11
- 239000004215 Carbon black (E152) Substances 0.000 claims description 9
- 229930195733 hydrocarbon Natural products 0.000 claims description 9
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 8
- 239000000194 fatty acid Substances 0.000 claims description 8
- 229930195729 fatty acid Natural products 0.000 claims description 8
- 239000000839 emulsion Substances 0.000 claims description 7
- 150000002430 hydrocarbons Chemical group 0.000 claims description 7
- 239000002351 wastewater Substances 0.000 claims description 7
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 150000004665 fatty acids Chemical class 0.000 claims description 5
- 239000001257 hydrogen Substances 0.000 claims description 5
- 229910052739 hydrogen Inorganic materials 0.000 claims description 5
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 5
- 150000001298 alcohols Chemical class 0.000 claims description 4
- CBOIHMRHGLHBPB-UHFFFAOYSA-N hydroxymethyl Chemical compound O[CH2] CBOIHMRHGLHBPB-UHFFFAOYSA-N 0.000 claims description 4
- 150000003254 radicals Chemical class 0.000 claims description 4
- 229910019142 PO4 Inorganic materials 0.000 claims description 3
- 150000001408 amides Chemical class 0.000 claims description 3
- 235000021317 phosphate Nutrition 0.000 claims description 3
- 150000003013 phosphoric acid derivatives Chemical class 0.000 claims description 3
- 229920001515 polyalkylene glycol Polymers 0.000 claims description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
- 125000003545 alkoxy group Chemical group 0.000 claims description 2
- 239000002904 solvent Substances 0.000 claims description 2
- 238000012360 testing method Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 9
- 239000000203 mixture Substances 0.000 description 8
- 239000002002 slurry Substances 0.000 description 7
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 239000010410 layer Substances 0.000 description 6
- 229920000642 polymer Polymers 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 229920001131 Pulp (paper) Polymers 0.000 description 3
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 3
- 230000005012 migration Effects 0.000 description 3
- 238000013508 migration Methods 0.000 description 3
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- BTXXTMOWISPQSJ-UHFFFAOYSA-N 4,4,4-trifluorobutan-2-one Chemical compound CC(=O)CC(F)(F)F BTXXTMOWISPQSJ-UHFFFAOYSA-N 0.000 description 2
- BQACOLQNOUYJCE-FYZZASKESA-N Abietic acid Natural products CC(C)C1=CC2=CC[C@]3(C)[C@](C)(CCC[C@@]3(C)C(=O)O)[C@H]2CC1 BQACOLQNOUYJCE-FYZZASKESA-N 0.000 description 2
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 2
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 2
- 125000003158 alcohol group Chemical group 0.000 description 2
- 125000003342 alkenyl group Chemical group 0.000 description 2
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 2
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000004205 dimethyl polysiloxane Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 2
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- 229910014033 C-OH Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- 229910014570 C—OH Inorganic materials 0.000 description 1
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical group CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 125000002947 alkylene group Chemical group 0.000 description 1
- IYABWNGZIDDRAK-UHFFFAOYSA-N allene Chemical group C=C=C IYABWNGZIDDRAK-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 125000003710 aryl alkyl group Chemical group 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
- 150000001721 carbon Chemical group 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 125000002993 cycloalkylene group Chemical group 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- 125000004956 cyclohexylene group Chemical group 0.000 description 1
- 125000002704 decyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000003197 gene knockdown Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 150000008282 halocarbons Chemical group 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 125000006038 hexenyl group Chemical group 0.000 description 1
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000006459 hydrosilylation reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000976 ink Substances 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910003475 inorganic filler Inorganic materials 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000007764 o/w emulsion Substances 0.000 description 1
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000000843 phenylene group Chemical group C1(=C(C=CC=C1)*)* 0.000 description 1
- 125000000286 phenylethyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])C([H])([H])* 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 150000003377 silicon compounds Chemical class 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 125000003944 tolyl group Chemical group 0.000 description 1
- 125000003258 trimethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])[*:1] 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 125000005023 xylyl group Chemical group 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/06—Paper forming aids
- D21H21/12—Defoamers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/02—Foam dispersion or prevention
- B01D19/04—Foam dispersion or prevention by addition of chemical substances
- B01D19/0404—Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/02—Foam dispersion or prevention
- B01D19/04—Foam dispersion or prevention by addition of chemical substances
- B01D19/0404—Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance
- B01D19/0409—Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance compounds containing Si-atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paper (AREA)
- Silicon Polymers (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9724072.5A GB9724072D0 (en) | 1997-11-14 | 1997-11-14 | A method for restricting air antrapment in a paper making process |
Publications (3)
Publication Number | Publication Date |
---|---|
NO984989D0 NO984989D0 (no) | 1998-10-26 |
NO984989L NO984989L (no) | 1999-05-18 |
NO324063B1 true NO324063B1 (no) | 2007-08-06 |
Family
ID=10822076
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO19984989A NO324063B1 (no) | 1997-11-14 | 1998-10-26 | Framgangsmate for a redusere skum i et vandig medium |
Country Status (8)
Country | Link |
---|---|
US (1) | US6162330A (ja) |
EP (1) | EP0916764B1 (ja) |
JP (1) | JP4358332B2 (ja) |
CN (1) | CN1116089C (ja) |
CA (1) | CA2254098C (ja) |
DE (1) | DE69829147T2 (ja) |
GB (1) | GB9724072D0 (ja) |
NO (1) | NO324063B1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6346595B1 (en) * | 2000-07-07 | 2002-02-12 | Siltech Llc | Aromatic dimethicone copolyol polymers as sunscreen agents |
DE102009045365A1 (de) * | 2009-10-06 | 2011-04-07 | Wacker Chemie Ag | Verfahren zum Entlüften von Flüssigkeiten |
DE102010002234A1 (de) | 2010-02-23 | 2011-10-06 | Wacker Chemie Ag | Verfahren zum Entlüften von Flüssigkeiten |
US9994795B2 (en) | 2013-08-13 | 2018-06-12 | Dow Silicones Corporation | Method of forming an antifoam granule comprising a silicone polyether |
CN105100555B (zh) * | 2014-05-07 | 2018-09-04 | 奇景光电股份有限公司 | 影像感测模块及调整影像感测模块的焦距的方法 |
GB201418288D0 (en) * | 2014-10-15 | 2014-11-26 | Nopco Paper Technology Gmbh | A method for controlling the deposition of stickies in pulping and papermaking processes |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3528929A (en) * | 1967-05-24 | 1970-09-15 | Buckman Labor Inc | Defoaming,deaerating,and drainage aid compositions |
US4032473A (en) * | 1975-06-04 | 1977-06-28 | Associated Chemists, Inc. | Water-based defoamer compositions |
DE2558040A1 (de) * | 1975-12-22 | 1977-06-23 | Henkel & Cie Gmbh | Mittel zur schaumbekaempfung |
GB8323131D0 (en) * | 1983-08-27 | 1983-09-28 | Procter & Gamble Ltd | Detergent compositions |
JPS60106507A (ja) * | 1983-11-15 | 1985-06-12 | Shin Etsu Chem Co Ltd | 粉末消泡剤 |
GB8416697D0 (en) * | 1984-06-30 | 1984-08-01 | British Petroleum Co Plc | Separation of oil from gas |
CA1266217A (en) * | 1985-03-22 | 1990-02-27 | Paul Edwin Austin | Silicone-alkylene oxide copolymers as foam control agents in ultrafiltration processes |
CA1297757C (en) * | 1986-07-18 | 1992-03-24 | Takahiro Miura | Method for the preparation of a silicone defoamer composition |
NO891598L (no) * | 1988-05-09 | 1989-11-10 | Dow Corning | Silikon-skumkontrollsammensetning. |
US5543082A (en) * | 1988-05-09 | 1996-08-06 | Dow Corning Corporation | Silicone foam control compositions |
JP2537460B2 (ja) * | 1992-04-27 | 1996-09-25 | 株式会社ニッコー化学研究所 | パルプ製造工程液用エマルジョン型消泡剤組成物及びこれを用いたパルプ製造工程液の消泡方法 |
JP3426298B2 (ja) * | 1993-09-14 | 2003-07-14 | ダウ コーニング アジア株式会社 | シリコーン系エマルジョン型消泡剤および消泡方法 |
NO308363B1 (no) * | 1993-12-28 | 2000-09-04 | Dow Corning | Anvendelse av en blanding som et skumregulerende middel |
JP3151378B2 (ja) * | 1995-05-17 | 2001-04-03 | 信越化学工業株式会社 | 泡抑制剤組成物 |
JP3444697B2 (ja) * | 1995-06-06 | 2003-09-08 | 信越化学工業株式会社 | 泡抑制剤組成物 |
US5620485A (en) * | 1995-12-15 | 1997-04-15 | Dow Corning Corporation | Silicone foam control agents for hydrocarbon liquids |
JPH08332477A (ja) * | 1996-06-17 | 1996-12-17 | Toshiba Corp | 洗浄排液再生方法 |
-
1997
- 1997-11-14 GB GBGB9724072.5A patent/GB9724072D0/en not_active Ceased
-
1998
- 1998-10-26 NO NO19984989A patent/NO324063B1/no not_active IP Right Cessation
- 1998-11-13 DE DE69829147T patent/DE69829147T2/de not_active Expired - Lifetime
- 1998-11-13 EP EP98309293A patent/EP0916764B1/en not_active Expired - Lifetime
- 1998-11-13 CA CA002254098A patent/CA2254098C/en not_active Expired - Fee Related
- 1998-11-13 CN CN98122318A patent/CN1116089C/zh not_active Expired - Fee Related
- 1998-11-16 JP JP32544298A patent/JP4358332B2/ja not_active Expired - Fee Related
-
2000
- 2000-02-22 US US09/510,877 patent/US6162330A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0916764A2 (en) | 1999-05-19 |
EP0916764A3 (en) | 1999-11-10 |
EP0916764B1 (en) | 2005-03-02 |
NO984989L (no) | 1999-05-18 |
CA2254098A1 (en) | 1999-05-14 |
CN1217226A (zh) | 1999-05-26 |
NO984989D0 (no) | 1998-10-26 |
CN1116089C (zh) | 2003-07-30 |
JP4358332B2 (ja) | 2009-11-04 |
DE69829147D1 (de) | 2005-04-07 |
DE69829147T2 (de) | 2006-04-13 |
CA2254098C (en) | 2008-10-07 |
GB9724072D0 (en) | 1998-01-14 |
JPH11229291A (ja) | 1999-08-24 |
US6162330A (en) | 2000-12-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4290896A (en) | Dewatering fine coal slurries using organopolysiloxanes | |
US20150141561A1 (en) | Carboxy silicone containing composition and process for preparing the composition | |
KR100503563B1 (ko) | 분산가능한실리콘조성물및이를사용하는발포억제방법 | |
CN109758794B (zh) | 一种有机硅组合物的制备方法 | |
RU2693604C2 (ru) | Способ борьбы с отложениями липких веществ в технологиях варки целлюлозы и изготовления бумаги | |
NO324063B1 (no) | Framgangsmate for a redusere skum i et vandig medium | |
US4290897A (en) | Dewatering fine coal slurries using two types of organopolysiloxanes | |
US5376301A (en) | Suds-controlling composition for aqueous compositions including surfactants | |
JP5306546B2 (ja) | 液体の脱気方法 | |
US6433028B1 (en) | Use of water-insoluble polyoxyalkylene-polysiloxane block copolymers for defoaming aqueous media | |
US20020137804A1 (en) | Use of water-insoluble poly(oxy-1,4-butanediyl)-containing polyoxyalkylene-polysiloxane block copolymers for defoaming aqueous media | |
JPH05271689A (ja) | 水系組成物用泡調節組成物 | |
US6391831B1 (en) | Use of water-insoluble polyoxyarylene-polysiloxane block copolymers for defoaming aqueous media | |
CN113577835B (zh) | 一种有机硅组合物 | |
RU2609260C2 (ru) | Средство для обезвоживания - простой эфир полиорганосиликона | |
GB2350117A (en) | Polysiloxanes for deaeration of liquids | |
CN113577837B (zh) | 一种有机硅组合物 | |
AU2003254593A1 (en) | Method of deinking | |
US20120208952A1 (en) | Method for Deaerating Liquids | |
JP2645208B2 (ja) | 古紙再生用脱墨剤 | |
KR100887267B1 (ko) | 실리콘 에멀젼의 비연속식 제조 방법 | |
JP2977397B2 (ja) | 泡抑制剤組成物 | |
AU541578B2 (en) | Dewatering fine coal slurries using organopolysiloxanes |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |