SU1724632A1 - Method of preparation of additive for concrete mix - Google Patents
Method of preparation of additive for concrete mix Download PDFInfo
- Publication number
- SU1724632A1 SU1724632A1 SU904818350A SU4818350A SU1724632A1 SU 1724632 A1 SU1724632 A1 SU 1724632A1 SU 904818350 A SU904818350 A SU 904818350A SU 4818350 A SU4818350 A SU 4818350A SU 1724632 A1 SU1724632 A1 SU 1724632A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- concrete
- additive
- concrete mix
- preparation
- molasses
- Prior art date
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- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
Способ приготовлени добавки дл бетонной смеси. Использование: область производства строительных материалов. Сущность изобретени : способ приготовлени добавки дл бетонной смеси включает обработку 0,5-5%-ного водного раствора мелассы на основе углеводородов микроорганизмами Bacillus species с концентрацией 107-108 клеток/мл с последующим выдерживанием полученного раствора при 15-35°С в течение 3-7 сут. Осадка конуса бетонной смеси 10,6 см; прочность бетона на сжатие 37,6 МПа, 2 табл.The method of preparation of additives for concrete mix. Use: area of production of building materials. SUMMARY OF THE INVENTION: A method for preparing an additive for a concrete mix comprises treating a 0.5-5% aqueous solution of hydrocarbon-based molasses with Bacillus species microorganisms with a concentration of 107-108 cells / ml, followed by keeping the resulting solution at 15-35 ° C. for 3-7 days. Sediment cone concrete mix 10.6 cm; concrete compressive strength of 37.6 MPa, table 2.
Description
Изобретение относитс к области строительных материалов, в частности к спосо - бам приготовлени добавок, используемых в производстве бетонных изделий.The invention relates to the field of building materials, in particular, to the methods of preparing additives used in the manufacture of concrete products.
Цель изобретени - повышение прочности бетона при сохранении удобоукладыва- емости бетонной смеси.The purpose of the invention is to increase the strength of concrete while maintaining the workability of the concrete mix.
Способ приготовлени добавки осуществл ют по следующей методике: раствор ют в воде мелассу до концентрации 0,5-5% и ввод т в раствор-микроорганизмы Bacillus species в количестве 107-108 клеток/мл раствора .The method of preparation of the additive is carried out according to the following method: the molasses is dissolved in water to a concentration of 0.5-5% and introduced into the solution-microorganisms of Bacillus species in an amount of 107-108 cells / ml of solution.
Бетонную смесь готов т путем смешени портландцемента М-400, кварцевого пескасМкр 2,2 и грави из потных горных пород с наибольшей крупностью зерен 20 мм при массовом соотношении Ц : П : Г 1Concrete mixture is prepared by mixing Portland cement M-400, quartz sand Mkr 2.2 and an engraving of sweaty rocks with the largest grain size of 20 mm at a mass ratio of C: P: T 1
: 1,5 : 4,7 и В/Ц 0.62:-добавку ввод т в бетонную смесь с водой затворени в количестве 0,1 % от массы цемента.: 1.5: 4.7 and V / C 0.62: The additive is introduced into the concrete mix with mixing water in an amount of 0.1% by weight of cement.
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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SU904818350A SU1724632A1 (en) | 1990-04-23 | 1990-04-23 | Method of preparation of additive for concrete mix |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU904818350A SU1724632A1 (en) | 1990-04-23 | 1990-04-23 | Method of preparation of additive for concrete mix |
Publications (1)
Publication Number | Publication Date |
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SU1724632A1 true SU1724632A1 (en) | 1992-04-07 |
Family
ID=21510514
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU904818350A SU1724632A1 (en) | 1990-04-23 | 1990-04-23 | Method of preparation of additive for concrete mix |
Country Status (1)
Country | Link |
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SU (1) | SU1724632A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140283711A1 (en) * | 2011-10-06 | 2014-09-25 | Cement Innovations, Llc | Cement additives and related methods of use |
RU2773751C1 (en) * | 2021-03-12 | 2022-06-10 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Пензенский государственный университет архитектуры и строительства" | Bio-additive for mortars and fine-grained concretes |
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1990
- 1990-04-23 SU SU904818350A patent/SU1724632A1/en active
Non-Patent Citations (1)
Title |
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Добавки в бетон. Справочное пособие. / Под ред. В.С.Рамачэндрана. - М.: Строй- издат, 1988, с. 89-91. * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140283711A1 (en) * | 2011-10-06 | 2014-09-25 | Cement Innovations, Llc | Cement additives and related methods of use |
US9643886B2 (en) * | 2011-10-06 | 2017-05-09 | Advanced Concrete Solutions, Llc | Cement additives and related methods of use |
RU2773751C1 (en) * | 2021-03-12 | 2022-06-10 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Пензенский государственный университет архитектуры и строительства" | Bio-additive for mortars and fine-grained concretes |
RU2777437C1 (en) * | 2021-04-16 | 2022-08-03 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Липецкий государственный технический университет" | Method for producing an additive for a concrete mix |
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