JPH0151460B2 - - Google Patents

Info

Publication number: JPH0151460B2
Authority: JP; Japan
Prior art keywords: water; melamine; dicyandiamide; cement; reaction
Prior art date: 1981-07-28
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

Application number

JP11717381A

Other languages

English (en)

Japanese (ja)

Other versions

JPS5820766A (ja

Inventor

Fujio Mochizuki

Masahiro Yoshanagi

Takaaki Taniguchi

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.)

Sanwa Chemical Co Ltd

Original Assignee

Sanwa Chemical Co Ltd

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.)

1981-07-28

Filing date

1981-07-28

Publication date

1989-11-02

1981-07-28 Application filed by Sanwa Chemical Co Ltd filed Critical Sanwa Chemical Co Ltd

1981-07-28 Priority to JP11717381A priority Critical patent/JPS5820766A/ja

1983-02-07 Publication of JPS5820766A publication Critical patent/JPS5820766A/ja

1989-11-02 Publication of JPH0151460B2 publication Critical patent/JPH0151460B2/ja

Status Granted legal-status Critical Current

Links

229920000877 Melamine resin Polymers 0.000 claims description 41
239000004568 cement Substances 0.000 claims description 40
QGBSISYHAICWAH-UHFFFAOYSA-N dicyandiamide Chemical compound NC(N)=NC#N QGBSISYHAICWAH-UHFFFAOYSA-N 0.000 claims description 37
JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 37
238000006243 chemical reaction Methods 0.000 claims description 25
XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 18
239000004202 carbamide Substances 0.000 claims description 18
239000000203 mixture Substances 0.000 claims description 16
239000003795 chemical substances by application Substances 0.000 claims description 12
239000004480 active ingredient Substances 0.000 claims description 3
125000002485 formyl group Chemical class [H]C(*)=O 0.000 claims 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 62
239000003638 chemical reducing agent Substances 0.000 description 32
150000001299 aldehydes Chemical class 0.000 description 15
239000004570 mortar (masonry) Substances 0.000 description 14
230000009467 reduction Effects 0.000 description 14
239000007864 aqueous solution Substances 0.000 description 13
239000007787 solid Substances 0.000 description 12
WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 11
230000000052 comparative effect Effects 0.000 description 10
239000004576 sand Substances 0.000 description 10
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
239000000047 product Substances 0.000 description 9
230000000694 effects Effects 0.000 description 8
239000000463 material Substances 0.000 description 7
125000000542 sulfonic acid group Chemical group 0.000 description 7
239000007795 chemical reaction product Substances 0.000 description 6
239000003125 aqueous solvent Substances 0.000 description 5
239000007859 condensation product Substances 0.000 description 5
238000006482 condensation reaction Methods 0.000 description 5
238000000034 method Methods 0.000 description 5
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
239000011083 cement mortar Substances 0.000 description 4
230000003247 decreasing effect Effects 0.000 description 4
150000007974 melamines Chemical class 0.000 description 4
239000002994 raw material Substances 0.000 description 4
230000001603 reducing effect Effects 0.000 description 4
238000003756 stirring Methods 0.000 description 4
239000004640 Melamine resin Substances 0.000 description 3
239000011398 Portland cement Substances 0.000 description 3
230000002378 acidificating effect Effects 0.000 description 3
238000009833 condensation Methods 0.000 description 3
230000005494 condensation Effects 0.000 description 3
230000006872 improvement Effects 0.000 description 3
238000002156 mixing Methods 0.000 description 3
230000007935 neutral effect Effects 0.000 description 3
150000003839 salts Chemical class 0.000 description 3
HRZFUMHJMZEROT-UHFFFAOYSA-L sodium disulfite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O HRZFUMHJMZEROT-UHFFFAOYSA-L 0.000 description 3
235000011121 sodium hydroxide Nutrition 0.000 description 3
235000010262 sodium metabisulphite Nutrition 0.000 description 3
238000006277 sulfonation reaction Methods 0.000 description 3
LEQAOMBKQFMDFZ-UHFFFAOYSA-N glyoxal Chemical compound O=CC=O LEQAOMBKQFMDFZ-UHFFFAOYSA-N 0.000 description 2
230000001965 increasing effect Effects 0.000 description 2
238000004898 kneading Methods 0.000 description 2
239000008188 pellet Substances 0.000 description 2
239000002244 precipitate Substances 0.000 description 2
230000035484 reaction time Effects 0.000 description 2
239000000243 solution Substances 0.000 description 2
238000010998 test method Methods 0.000 description 2
BGJSXRVXTHVRSN-UHFFFAOYSA-N 1,3,5-trioxane Chemical group C1OCOCO1 BGJSXRVXTHVRSN-UHFFFAOYSA-N 0.000 description 1
229930040373 Paraformaldehyde Natural products 0.000 description 1
DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 1
LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical class OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 description 1
230000009471 action Effects 0.000 description 1
230000002411 adverse Effects 0.000 description 1
229910052783 alkali metal Chemical class 0.000 description 1
150000001340 alkali metals Chemical class 0.000 description 1
239000012736 aqueous medium Substances 0.000 description 1
ZETCGWYACBNPIH-UHFFFAOYSA-N azane;sulfurous acid Chemical compound N.OS(O)=O ZETCGWYACBNPIH-UHFFFAOYSA-N 0.000 description 1
230000008859 change Effects 0.000 description 1
239000006185 dispersion Substances 0.000 description 1
238000001035 drying Methods 0.000 description 1
230000002708 enhancing effect Effects 0.000 description 1
239000008098 formaldehyde solution Substances 0.000 description 1
IVJISJACKSSFGE-UHFFFAOYSA-N formaldehyde;1,3,5-triazine-2,4,6-triamine Chemical compound O=C.NC1=NC(N)=NC(N)=N1 IVJISJACKSSFGE-UHFFFAOYSA-N 0.000 description 1
239000011521 glass Substances 0.000 description 1
229940015043 glyoxal Drugs 0.000 description 1
229910052602 gypsum Inorganic materials 0.000 description 1
239000010440 gypsum Substances 0.000 description 1
238000010979 pH adjustment Methods 0.000 description 1
229920002866 paraformaldehyde Polymers 0.000 description 1
229920000642 polymer Polymers 0.000 description 1
DJEHXEMURTVAOE-UHFFFAOYSA-M potassium bisulfite Chemical compound [K+].OS([O-])=O DJEHXEMURTVAOE-UHFFFAOYSA-M 0.000 description 1
235000010259 potassium hydrogen sulphite Nutrition 0.000 description 1
RWPGFSMJFRPDDP-UHFFFAOYSA-L potassium metabisulfite Chemical compound [K+].[K+].[O-]S(=O)S([O-])(=O)=O RWPGFSMJFRPDDP-UHFFFAOYSA-L 0.000 description 1
229940043349 potassium metabisulfite Drugs 0.000 description 1
235000010263 potassium metabisulphite Nutrition 0.000 description 1
239000000843 powder Substances 0.000 description 1
229940079827 sodium hydrogen sulfite Drugs 0.000 description 1
235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
229940001584 sodium metabisulfite Drugs 0.000 description 1
238000005303 weighing Methods 0.000 description 1

Landscapes

Curing Cements, Concrete, And Artificial Stone (AREA)
Phenolic Resins Or Amino Resins (AREA)

JP11717381A 1981-07-28 1981-07-28 セメント組成物用混和剤 Granted JPS5820766A (ja)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP11717381A JPS5820766A (ja)	1981-07-28	1981-07-28	セメント組成物用混和剤

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP11717381A JPS5820766A (ja)	1981-07-28	1981-07-28	セメント組成物用混和剤

Publications (2)

Publication Number	Publication Date
JPS5820766A JPS5820766A (ja)	1983-02-07
JPH0151460B2 true JPH0151460B2 (pl)	1989-11-02

Family

ID=14705239

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP11717381A Granted JPS5820766A (ja)	1981-07-28	1981-07-28	セメント組成物用混和剤

Country Status (1)

Country	Link
JP (1)	JPS5820766A (pl)

1981
- 1981-07-28 JP JP11717381A patent/JPS5820766A/ja active Granted

Also Published As

Publication number	Publication date
JPS5820766A (ja)	1983-02-07

Publication	Publication Date	Title
US3972723A (en)	1976-08-03	Mortar of inorganic binder and sulfonic acid group-containing formaldehyde condensation product with cycloalkanone
DK172718B1 (da)	1999-06-14	Fremgangsmåde til fremstilling af højkoncentrerede, lavviskose vandige opløsninger af melamin/aldehydharpikser
US4725665A (en)	1988-02-16	Use of salts of water-soluble
US4677159A (en)	1987-06-30	Process for the synthesis of highly stable sulfonated melamine-formaldehyde condensates as superplasticizing admixtures in concrete
JPH0640756A (ja)	1994-02-15	アミノ酸誘導体を組み込んだ水硬セメント凝結促進混和材
US4272430A (en)	1981-06-09	Additive for inorganic binders
US4820766A (en)	1989-04-11	Highly stable sulfonated melamine-formaldehyde condensate solution
JPH03187960A (ja)	1991-08-15	セメント用減水剤
CA2287423C (en)	2008-10-07	Process for preparing an aqueous solution of sulfanilic acid modified melamine-formaldehyde resin and a cement composition
JPH0151460B2 (pl)	1989-11-02
EP0166774B1 (en)	1988-03-23	Water reducing agent utilized in mortar and concrete
JPS60210556A (ja)	1985-10-23	コンクリートおよびセメントモルタル用の延長された作用時間を有する添加剤
JPH01129016A (ja)	1989-05-22	無機結合剤用の流動化剤の製造法
JPH03344B2 (pl)	1991-01-07
JP3823368B2 (ja)	2006-09-20	減水剤水溶液の製造方法
JP3605853B2 (ja)	2004-12-22	非分離性セメント組成物
JPH04275962A (ja)	1992-10-01	セメント減水剤
JPH0240623B2 (pl)	1990-09-12
JPH04254453A (ja)	1992-09-09	石膏スラリー用減水剤
JPH0155210B2 (pl)	1989-11-22
JPH04254452A (ja)	1992-09-09	石膏スラリー用減水剤
JPS5913464B2 (ja)	1984-03-29	モルタルおよびコンクリ−ト用減水剤
JPH0143699B2 (pl)	1989-09-22
CA1238437A (en)	1988-06-21	Superplasticizer composition
JPH07241450A (ja)	1995-09-19	分散剤及びその製造法