CN110981270B - 一种石膏粉体外加剂及微波辐射制备方法 - Google Patents
一种石膏粉体外加剂及微波辐射制备方法 Download PDFInfo
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- CN110981270B CN110981270B CN201911212319.XA CN201911212319A CN110981270B CN 110981270 B CN110981270 B CN 110981270B CN 201911212319 A CN201911212319 A CN 201911212319A CN 110981270 B CN110981270 B CN 110981270B
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- gypsum
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- 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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
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- Phenolic Resins Or Amino Resins (AREA)
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式样编号 | 外加剂加入量% | 水膏比 | 2d抗折强度 |
1 | 0 | 0.66 | 2.6Mp |
2 | 0.3% | 0.53 | 4.3Mp |
3 | 0.5% | 0.41 | 6.6Mp |
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CN110981270B true CN110981270B (zh) | 2021-09-24 |
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CN114276035A (zh) * | 2022-01-25 | 2022-04-05 | 毛春华 | β型高强脱硫石膏粉的制备方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6555683B1 (en) * | 1995-03-31 | 2003-04-29 | Skw Polymers Gmbh | Condensation products based on amino-s-triazines and the use thereof |
CN101723615A (zh) * | 2009-12-18 | 2010-06-09 | 江苏特密斯混凝土外加剂有限公司 | 一种制备新型氨基磺酸高效混凝土减水剂的方法 |
CN103833255A (zh) * | 2012-11-26 | 2014-06-04 | 北京市建筑工程研究院有限责任公司 | 一种微波辐射法制备生物基减水剂的方法 |
CN105585270A (zh) * | 2014-10-21 | 2016-05-18 | 王光庆 | 一种三聚氰胺甲醛树脂减水剂的制备方法 |
CN110511338A (zh) * | 2019-09-05 | 2019-11-29 | 杭州中齐新材料科技有限公司 | 一种混凝土减水剂及其制备方法 |
Family Cites Families (2)
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JPH0639513B2 (ja) * | 1989-09-27 | 1994-05-25 | 株式会社企画二一 | 縮合性反応基と重合性反応基とを併有する合成樹脂オリゴマーの製造方法 |
CN103012707A (zh) * | 2012-10-11 | 2013-04-03 | 乌鲁木齐益好天成新型节能材料有限公司 | 一种酸酐改性密胺树脂的方法 |
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6555683B1 (en) * | 1995-03-31 | 2003-04-29 | Skw Polymers Gmbh | Condensation products based on amino-s-triazines and the use thereof |
CN101723615A (zh) * | 2009-12-18 | 2010-06-09 | 江苏特密斯混凝土外加剂有限公司 | 一种制备新型氨基磺酸高效混凝土减水剂的方法 |
CN103833255A (zh) * | 2012-11-26 | 2014-06-04 | 北京市建筑工程研究院有限责任公司 | 一种微波辐射法制备生物基减水剂的方法 |
CN105585270A (zh) * | 2014-10-21 | 2016-05-18 | 王光庆 | 一种三聚氰胺甲醛树脂减水剂的制备方法 |
CN110511338A (zh) * | 2019-09-05 | 2019-11-29 | 杭州中齐新材料科技有限公司 | 一种混凝土减水剂及其制备方法 |
Non-Patent Citations (1)
Title |
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"微波合成三聚氰胺高效减水剂";尚海萍等;《精细石油化工》;20090518;第26卷(第3期);第52页左栏第11-15行、"1.2磺化三聚氰胺脲醛树脂的微波合成"、第54页"结论" * |
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