RU2018129111A - The method of dissolving thickened waste cement mortar based on polymethacrylate - Google Patents

The method of dissolving thickened waste cement mortar based on polymethacrylate Download PDF

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Publication number
RU2018129111A
RU2018129111A RU2018129111A RU2018129111A RU2018129111A RU 2018129111 A RU2018129111 A RU 2018129111A RU 2018129111 A RU2018129111 A RU 2018129111A RU 2018129111 A RU2018129111 A RU 2018129111A RU 2018129111 A RU2018129111 A RU 2018129111A
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RU
Russia
Prior art keywords
polymethacrylate
dissolving
cement mortar
mortar based
waste cement
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RU2018129111A
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Russian (ru)
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RU2018129111A3 (en
Inventor
Сергей Владимирович Кудашев
Владимир Федорович Желтобрюхов
Наталья Владимировна Грачева
Антон Викторович Лысенко
Наталья Алексеевна Селезнева
Original Assignee
Федеральное государственное бюджетное образовательное учреждение высшего образования "Волгоградский государственный технический университет" (ВолгГТУ)
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Priority to RU2018129111A priority Critical patent/RU2018129111A/en
Publication of RU2018129111A3 publication Critical patent/RU2018129111A3/ru
Publication of RU2018129111A publication Critical patent/RU2018129111A/en

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Claims (1)

Способ растворения загустевшего отхода цементационного раствора на основе полиметакрилата, содержащего 47 масс. % воды, 1,9 масс. % акрилата натрия и 51,1 масс. % полиметакрилата путем смешения цементационного отхода со смесью хлорида натрия и бишофита, взятых в массовых соотношениях 2: 1, в течение 20-30 мин, в присутствии оксида магния и при температуре 50-60°С, при массовом соотношении отхода цементационного раствора : растворяющая смесь, равном 10 : 1-2.The method of dissolving the thickened waste cementitious mortar based on polymethacrylate containing 47 mass. % water, 1.9 mass. % sodium acrylate and 51.1 wt. % polymethacrylate by mixing cementitious waste with a mixture of sodium chloride and bischofite, taken in mass ratios of 2: 1, for 20-30 minutes, in the presence of magnesium oxide and at a temperature of 50-60 ° C, with a mass ratio of cement mortar waste: solvent mixture equal to 10: 1-2.
RU2018129111A 2018-08-08 2018-08-08 The method of dissolving thickened waste cement mortar based on polymethacrylate RU2018129111A (en)

Priority Applications (1)

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RU2018129111A RU2018129111A (en) 2018-08-08 2018-08-08 The method of dissolving thickened waste cement mortar based on polymethacrylate

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RU2018129111A RU2018129111A (en) 2018-08-08 2018-08-08 The method of dissolving thickened waste cement mortar based on polymethacrylate

Publications (2)

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RU2018129111A3 RU2018129111A3 (en) 2020-02-10
RU2018129111A true RU2018129111A (en) 2020-02-10

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RU2018129111A RU2018129111A (en) 2018-08-08 2018-08-08 The method of dissolving thickened waste cement mortar based on polymethacrylate

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RU2018129111A3 (en) 2020-02-10

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