CN101914187A - 一种聚羧酸超塑化剂 - Google Patents
一种聚羧酸超塑化剂 Download PDFInfo
- Publication number
- CN101914187A CN101914187A CN 201010256667 CN201010256667A CN101914187A CN 101914187 A CN101914187 A CN 101914187A CN 201010256667 CN201010256667 CN 201010256667 CN 201010256667 A CN201010256667 A CN 201010256667A CN 101914187 A CN101914187 A CN 101914187A
- Authority
- CN
- China
- Prior art keywords
- monomer
- acid
- plasticizer
- polycarboxylic acid
- hydrogen
- 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.)
- Granted
Links
- 239000002253 acid Substances 0.000 title claims abstract description 36
- 239000008030 superplasticizer Substances 0.000 title claims abstract description 35
- 239000000178 monomer Substances 0.000 claims abstract description 61
- 239000007864 aqueous solution Substances 0.000 claims abstract description 12
- 239000003999 initiator Substances 0.000 claims abstract description 10
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 7
- 239000012986 chain transfer agent Substances 0.000 claims abstract description 7
- 238000007334 copolymerization reaction Methods 0.000 claims abstract description 4
- 239000001257 hydrogen Substances 0.000 claims description 20
- 229910052739 hydrogen Inorganic materials 0.000 claims description 20
- 150000002431 hydrogen Chemical class 0.000 claims description 18
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 14
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 13
- 229910052751 metal Inorganic materials 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 12
- 230000000977 initiatory effect Effects 0.000 claims description 10
- 238000005979 thermal decomposition reaction Methods 0.000 claims description 10
- -1 Vinyl aromatic compounds Chemical class 0.000 claims description 8
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 8
- 235000019154 vitamin C Nutrition 0.000 claims description 8
- 239000011718 vitamin C Substances 0.000 claims description 8
- PMNLUUOXGOOLSP-UHFFFAOYSA-N 2-mercaptopropanoic acid Chemical compound CC(S)C(O)=O PMNLUUOXGOOLSP-UHFFFAOYSA-N 0.000 claims description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 6
- 239000004160 Ammonium persulphate Substances 0.000 claims description 6
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 claims description 6
- 125000003277 amino group Chemical group 0.000 claims description 6
- 235000019395 ammonium persulphate Nutrition 0.000 claims description 6
- 125000004432 carbon atom Chemical group C* 0.000 claims description 6
- 150000002148 esters Chemical class 0.000 claims description 6
- LVHBHZANLOWSRM-UHFFFAOYSA-N itaconic acid Chemical compound OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 claims description 6
- 125000005702 oxyalkylene group Chemical group 0.000 claims description 6
- 230000002829 reductive effect Effects 0.000 claims description 6
- 229920000570 polyether Polymers 0.000 claims description 5
- LCPVQAHEFVXVKT-UHFFFAOYSA-N 2-(2,4-difluorophenoxy)pyridin-3-amine Chemical compound NC1=CC=CN=C1OC1=CC=C(F)C=C1F LCPVQAHEFVXVKT-UHFFFAOYSA-N 0.000 claims description 4
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 4
- 239000004159 Potassium persulphate Substances 0.000 claims description 4
- 229920001577 copolymer Polymers 0.000 claims description 4
- LSXWFXONGKSEMY-UHFFFAOYSA-N di-tert-butyl peroxide Chemical compound CC(C)(C)OOC(C)(C)C LSXWFXONGKSEMY-UHFFFAOYSA-N 0.000 claims description 4
- 229920001519 homopolymer Polymers 0.000 claims description 4
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 claims description 4
- 235000019394 potassium persulphate Nutrition 0.000 claims description 4
- 229920005604 random copolymer Polymers 0.000 claims description 4
- 239000011541 reaction mixture Substances 0.000 claims description 4
- 239000012966 redox initiator Substances 0.000 claims description 4
- CHQMHPLRPQMAMX-UHFFFAOYSA-L sodium persulfate Substances [Na+].[Na+].[O-]S(=O)(=O)OOS([O-])(=O)=O CHQMHPLRPQMAMX-UHFFFAOYSA-L 0.000 claims description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N Acrylic acid Chemical compound OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 3
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 3
- CWERGRDVMFNCDR-UHFFFAOYSA-N thioglycolic acid Chemical compound OC(=O)CS CWERGRDVMFNCDR-UHFFFAOYSA-N 0.000 claims description 3
- DKIDEFUBRARXTE-UHFFFAOYSA-N 3-mercaptopropanoic acid Chemical compound OC(=O)CCS DKIDEFUBRARXTE-UHFFFAOYSA-N 0.000 claims description 2
- OFNISBHGPNMTMS-UHFFFAOYSA-N 3-methylideneoxolane-2,5-dione Chemical compound C=C1CC(=O)OC1=O OFNISBHGPNMTMS-UHFFFAOYSA-N 0.000 claims description 2
- KWSLGOVYXMQPPX-UHFFFAOYSA-N 5-[3-(trifluoromethyl)phenyl]-2h-tetrazole Chemical compound FC(F)(F)C1=CC=CC(C2=NNN=N2)=C1 KWSLGOVYXMQPPX-UHFFFAOYSA-N 0.000 claims description 2
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims description 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
- CNCOEDDPFOAUMB-UHFFFAOYSA-N N-Methylolacrylamide Chemical compound OCNC(=O)C=C CNCOEDDPFOAUMB-UHFFFAOYSA-N 0.000 claims description 2
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 claims description 2
- 150000008065 acid anhydrides Chemical class 0.000 claims description 2
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 2
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 claims description 2
- 150000001735 carboxylic acids Chemical class 0.000 claims description 2
- LDHQCZJRKDOVOX-NSCUHMNNSA-N crotonic acid Chemical compound C\C=C\C(O)=O LDHQCZJRKDOVOX-NSCUHMNNSA-N 0.000 claims description 2
- WNAHIZMDSQCWRP-UHFFFAOYSA-N dodecane-1-thiol Chemical compound CCCCCCCCCCCCS WNAHIZMDSQCWRP-UHFFFAOYSA-N 0.000 claims description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 2
- DNJIEGIFACGWOD-UHFFFAOYSA-N ethyl mercaptane Natural products CCS DNJIEGIFACGWOD-UHFFFAOYSA-N 0.000 claims description 2
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 2
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 claims description 2
- HZVOZRGWRWCICA-UHFFFAOYSA-N methanediyl Chemical compound [CH2] HZVOZRGWRWCICA-UHFFFAOYSA-N 0.000 claims description 2
- DJEHXEMURTVAOE-UHFFFAOYSA-M potassium bisulfite Chemical compound [K+].OS([O-])=O DJEHXEMURTVAOE-UHFFFAOYSA-M 0.000 claims description 2
- 235000010259 potassium hydrogen sulphite Nutrition 0.000 claims description 2
- 229910001380 potassium hypophosphite Inorganic materials 0.000 claims description 2
- CRGPNLUFHHUKCM-UHFFFAOYSA-M potassium phosphinate Chemical compound [K+].[O-]P=O CRGPNLUFHHUKCM-UHFFFAOYSA-M 0.000 claims description 2
- XWGJFPHUCFXLBL-UHFFFAOYSA-M rongalite Chemical compound [Na+].OCS([O-])=O XWGJFPHUCFXLBL-UHFFFAOYSA-M 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 claims description 2
- HRZFUMHJMZEROT-UHFFFAOYSA-L sodium disulfite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O HRZFUMHJMZEROT-UHFFFAOYSA-L 0.000 claims description 2
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 claims description 2
- 229910001379 sodium hypophosphite Inorganic materials 0.000 claims description 2
- 235000010262 sodium metabisulphite Nutrition 0.000 claims description 2
- 150000003460 sulfonic acids Chemical class 0.000 claims description 2
- 229920001567 vinyl ester resin Polymers 0.000 claims description 2
- 229920002554 vinyl polymer Polymers 0.000 claims description 2
- DGVVWUTYPXICAM-UHFFFAOYSA-N β‐Mercaptoethanol Chemical compound OCCS DGVVWUTYPXICAM-UHFFFAOYSA-N 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 19
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical group [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 15
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 239000003638 chemical reducing agent Substances 0.000 description 6
- 239000007787 solid Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- HIXDQWDOVZUNNA-UHFFFAOYSA-N 2-(3,4-dimethoxyphenyl)-5-hydroxy-7-methoxychromen-4-one Chemical compound C=1C(OC)=CC(O)=C(C(C=2)=O)C=1OC=2C1=CC=C(OC)C(OC)=C1 HIXDQWDOVZUNNA-UHFFFAOYSA-N 0.000 description 4
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 4
- 238000009835 boiling Methods 0.000 description 4
- 239000004568 cement Substances 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 238000010792 warming Methods 0.000 description 4
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 125000003545 alkoxy group Chemical group 0.000 description 3
- 239000002270 dispersing agent Substances 0.000 description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 3
- 239000004570 mortar (masonry) Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- XXROGKLTLUQVRX-UHFFFAOYSA-N allyl alcohol Chemical compound OCC=C XXROGKLTLUQVRX-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000032050 esterification Effects 0.000 description 2
- 238000005886 esterification reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- LDHQCZJRKDOVOX-UHFFFAOYSA-N 2-butenoic acid Chemical compound CC=CC(O)=O LDHQCZJRKDOVOX-UHFFFAOYSA-N 0.000 description 1
- RFVNOJDQRGSOEL-UHFFFAOYSA-N 2-hydroxyethyl octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCCO RFVNOJDQRGSOEL-UHFFFAOYSA-N 0.000 description 1
- OMIGHNLMNHATMP-UHFFFAOYSA-N 2-hydroxyethyl prop-2-enoate Chemical compound OCCOC(=O)C=C OMIGHNLMNHATMP-UHFFFAOYSA-N 0.000 description 1
- CVEPFOUZABPRMK-UHFFFAOYSA-N 2-methylprop-2-enoic acid;styrene Chemical compound CC(=C)C(O)=O.C=CC1=CC=CC=C1 CVEPFOUZABPRMK-UHFFFAOYSA-N 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 229910001870 ammonium persulfate Inorganic materials 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000013530 defoamer Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004128 high performance liquid chromatography Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229950007687 macrogol ester Drugs 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 125000005395 methacrylic acid group Chemical group 0.000 description 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- VLCAYQIMSMPEBW-UHFFFAOYSA-N methyl 3-hydroxy-2-methylidenebutanoate Chemical compound COC(=O)C(=C)C(C)O VLCAYQIMSMPEBW-UHFFFAOYSA-N 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 229920001515 polyalkylene glycol Polymers 0.000 description 1
- 229920005646 polycarboxylate Polymers 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- VVWRJUBEIPHGQF-UHFFFAOYSA-N propan-2-yl n-propan-2-yloxycarbonyliminocarbamate Chemical compound CC(C)OC(=O)N=NC(=O)OC(C)C VVWRJUBEIPHGQF-UHFFFAOYSA-N 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005809 transesterification reaction Methods 0.000 description 1
Landscapes
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
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CN201010256667XA CN101914187B (zh) | 2010-08-19 | 2010-08-19 | 一种聚羧酸超塑化剂 |
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CN201010256667XA CN101914187B (zh) | 2010-08-19 | 2010-08-19 | 一种聚羧酸超塑化剂 |
Publications (2)
Publication Number | Publication Date |
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CN101914187A true CN101914187A (zh) | 2010-12-15 |
CN101914187B CN101914187B (zh) | 2012-07-04 |
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CN201010256667XA Expired - Fee Related CN101914187B (zh) | 2010-08-19 | 2010-08-19 | 一种聚羧酸超塑化剂 |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102765899A (zh) * | 2012-08-10 | 2012-11-07 | 山东华伟银凯建材科技股份有限公司 | 低引气减缩型聚羧酸混凝土减水剂及其制备方法 |
CN102786255A (zh) * | 2012-07-17 | 2012-11-21 | 中科院广州化学有限公司 | 一种水性砂浆改性剂及其制备方法与应用 |
CN103030334A (zh) * | 2012-12-11 | 2013-04-10 | 马清沛 | 一种聚羧酸减水剂 |
CN103739790A (zh) * | 2013-12-27 | 2014-04-23 | 马鞍山中海新材料有限公司 | 一种缓释保坍型聚羧酸系减水剂及其制备方法 |
CN104371070A (zh) * | 2014-05-23 | 2015-02-25 | 江苏苏博特新材料股份有限公司 | 一种酰胺/酰亚胺结构的聚羧酸混凝土高效减水剂及其制备方法 |
CN104446105A (zh) * | 2014-11-04 | 2015-03-25 | 上海三瑞高分子材料有限公司 | 一种聚羧酸超塑化剂 |
CN106928440A (zh) * | 2015-12-29 | 2017-07-07 | 辽宁奥克化学股份有限公司 | 一种聚醚酰胺、由该聚醚酰胺制得的减水剂及制备方法 |
CN108017763A (zh) * | 2017-12-01 | 2018-05-11 | 欣格瑞(山东)环境科技有限公司 | 聚醚酯化合物及制备方法和缓蚀阻垢组合药剂及制备方法 |
CN108349806A (zh) * | 2015-11-30 | 2018-07-31 | 罗门哈斯公司 | 用于水泥超塑化剂的高固含量聚羧酸酯合成 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6127455A (en) * | 1997-04-14 | 2000-10-03 | Omnova Solutions Inc. | Process for forming a seed polymer |
CN101357833A (zh) * | 2008-08-22 | 2009-02-04 | 上海三瑞高分子材料有限公司 | 一种坍落度保持型聚羧酸超塑化剂 |
-
2010
- 2010-08-19 CN CN201010256667XA patent/CN101914187B/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6127455A (en) * | 1997-04-14 | 2000-10-03 | Omnova Solutions Inc. | Process for forming a seed polymer |
CN101357833A (zh) * | 2008-08-22 | 2009-02-04 | 上海三瑞高分子材料有限公司 | 一种坍落度保持型聚羧酸超塑化剂 |
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102786255A (zh) * | 2012-07-17 | 2012-11-21 | 中科院广州化学有限公司 | 一种水性砂浆改性剂及其制备方法与应用 |
CN102765899B (zh) * | 2012-08-10 | 2014-11-05 | 山东华伟银凯建材科技股份有限公司 | 低引气减缩型聚羧酸混凝土减水剂及其制备方法 |
CN102765899A (zh) * | 2012-08-10 | 2012-11-07 | 山东华伟银凯建材科技股份有限公司 | 低引气减缩型聚羧酸混凝土减水剂及其制备方法 |
CN103030334B (zh) * | 2012-12-11 | 2015-04-29 | 马清沛 | 一种聚羧酸减水剂 |
CN103030334A (zh) * | 2012-12-11 | 2013-04-10 | 马清沛 | 一种聚羧酸减水剂 |
CN103739790A (zh) * | 2013-12-27 | 2014-04-23 | 马鞍山中海新材料有限公司 | 一种缓释保坍型聚羧酸系减水剂及其制备方法 |
CN103739790B (zh) * | 2013-12-27 | 2016-08-17 | 马鞍山中海新材料有限公司 | 一种缓释保坍型聚羧酸系减水剂及其制备方法 |
CN104371070B (zh) * | 2014-05-23 | 2017-02-15 | 江苏苏博特新材料股份有限公司 | 一种酰胺/酰亚胺结构的聚羧酸混凝土高效减水剂及其制备方法 |
CN104371070A (zh) * | 2014-05-23 | 2015-02-25 | 江苏苏博特新材料股份有限公司 | 一种酰胺/酰亚胺结构的聚羧酸混凝土高效减水剂及其制备方法 |
CN104446105A (zh) * | 2014-11-04 | 2015-03-25 | 上海三瑞高分子材料有限公司 | 一种聚羧酸超塑化剂 |
CN108349806A (zh) * | 2015-11-30 | 2018-07-31 | 罗门哈斯公司 | 用于水泥超塑化剂的高固含量聚羧酸酯合成 |
CN106928440A (zh) * | 2015-12-29 | 2017-07-07 | 辽宁奥克化学股份有限公司 | 一种聚醚酰胺、由该聚醚酰胺制得的减水剂及制备方法 |
CN108017763A (zh) * | 2017-12-01 | 2018-05-11 | 欣格瑞(山东)环境科技有限公司 | 聚醚酯化合物及制备方法和缓蚀阻垢组合药剂及制备方法 |
CN108017763B (zh) * | 2017-12-01 | 2020-08-28 | 欣格瑞(山东)环境科技有限公司 | 缓蚀阻垢组合药剂及制备方法 |
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