RU2009139009A

RU2009139009A - GRANULATED BATTERY FOR MANUFACTURING FOAM GLASS AND METHOD FOR PRODUCING IT

Info

Publication number: RU2009139009A
Application number: RU2009139009/03A
Authority: RU
Inventors: Владимир Валентович Егоров (RU); Владимир Валентович Егоров; Сергей Борисович Родин (RU); Сергей Борисович Родин; Семён Сергеевич Родин (RU); Семён Сергеевич Родин
Original assignee: Зао "Стиклопорас" (Lt); Зао "Стиклопорас"
Priority date: 2009-10-22
Filing date: 2009-10-22
Publication date: 2011-04-27
Also published as: RU2439005C2; WO2011048446A1

Abstract

1. Гранулированная шихта для получения пеностекла, содержащая тонко измельченное молотое стекло, жидкое стекло, пенообразователь, включая карбонатный, и воду, отличающаяся тем, что она включает глицерин как пенообразователь и каолин или каолинит при следующем соотношении примененных ингредиентов, мас.%: ! Жидкое стекло 5-15 Вода 5-15 Пенообразователь, включая глицерин 1-2 Каолин или каолинит 1-3 Молотое стекло (сеянное) Остальное ! 2. Шихта по п.1, отличающаяся тем, что в ней в качестве карбонатного пенообразователя используют CaCO3 в объеме до 1 мас.% в смеси с глицерином. ! 3. Шихта по п.1, отличающаяся тем, что в ней в качестве карбонатного пенообразователя используют MaCO3 в объеме до 1 мас.% в смеси с глицерином. ! 4. Шихта по п.1, отличающаяся тем, что в ней в качестве карбонатного пенообразователя используют BaCO3 в объеме до 1 мас.% в смеси с глицерином. ! 5. Шихта по п.1, отличающаяся тем, что в ней в качестве карбонатного пенообразователя используют SrСО3 в объеме до 1 мас.% в смеси с глицерином. ! 6. Способ получения шихты для производства пеностекла, включающий получение молотого стекла с возможным предварительным очищением его от примесей и грязей, например, при мойке стеклобоя в воде и сушке, дальнейшее измельчение, дозирование и смешение молотого стекла и пенообразователя, содержащего карбонатную компоненту, при добавлении к ним стеклообразующей компоненты в виде водного раствора жидкого стекла с последующем гранулированием и частичной сушкой полученных гранул, отличающийся тем, что предварительно твердые измельченные компоненты шихты просеивают с выделением частиц размером не более 5 мкм, определяют среднюю пло 1. A granular charge for producing foam glass containing finely ground ground glass, liquid glass, a foaming agent, including carbonate, and water, characterized in that it includes glycerin as a foaming agent and kaolin or kaolinite in the following ratio of applied ingredients, wt.%:! Liquid glass 5-15 Water 5-15 Foaming agent, including glycerin 1-2 Kaolin or kaolinite 1-3 Ground glass (seeded) Else! 2. The mixture according to claim 1, characterized in that in it as a carbonate blowing agent, CaCO3 is used in a volume of up to 1 wt.% In a mixture with glycerin. ! 3. The mixture according to claim 1, characterized in that in it, as a carbonate blowing agent, MaCO3 is used in a volume of up to 1 wt.% In a mixture with glycerin. ! 4. The mixture according to claim 1, characterized in that in it BaCO3 is used as a carbonate blowing agent in a volume of up to 1 wt.% In a mixture with glycerin. ! 5. The mixture according to claim 1, characterized in that in it as a carbonate blowing agent, SrCO3 is used in a volume of up to 1 wt.% In a mixture with glycerin. ! 6. A method of producing a mixture for the production of foam glass, including the production of ground glass with possible preliminary cleaning of impurities and dirt, for example, when washing cullet in water and drying, further grinding, dosing and mixing of ground glass and a foaming agent containing a carbonate component, when adding to them a glass-forming component in the form of an aqueous solution of liquid glass, followed by granulation and partial drying of the obtained granules, characterized in that the pre-solid crushed com onenty charge sieved with separation particle size of not more than 5 microns, an average is determined PLO

Claims

1. A granular charge for foam glass containing finely ground glass, liquid glass, a foaming agent, including carbonate, and water, characterized in that it includes glycerin as a foaming agent and kaolin or kaolinite in the following ratio of applied ingredients, wt.%:

Liquid glass 5-15 Water 5-15 Foaming agent, including glycerin 1-2 Kaolin or kaolinite 1-3 Ground glass (seeded) Rest

2. The mixture according to claim 1, characterized in that in it as a carbonate blowing agent, CaCO _{3 is used} in a volume of up to 1 wt.% In a mixture with glycerin.

3. The mixture according to claim 1, characterized in that in it as a carbonate blowing agent use MaCO ₃ in a volume of up to 1 wt.% In a mixture with glycerin.

4. The mixture according to claim 1, characterized in that in it as a carbonate blowing agent, BaCO _{3 is used} in a volume of up to 1 wt.% In a mixture with glycerin.

5. The mixture according to claim 1, characterized in that in it as a carbonate blowing agent, SrCO _{3 is used} in a volume of up to 1 wt.% In a mixture with glycerin.

6. A method of producing a mixture for the production of foam glass, including the production of ground glass with possible preliminary cleaning of impurities and dirt, for example, when washing cullet in water and drying, further grinding, dosing and mixing of ground glass and a foaming agent containing a carbonate component, when adding to them a glass-forming component in the form of an aqueous solution of liquid glass, followed by granulation and partial drying of the obtained granules, characterized in that the pre-solid crushed com The components of the charge are sieved with a particle size of not more than 5 μm, the average density of ground glass is determined, an aqueous solution of water glass is prepared in a separate container, to which an aqueous solution of glycerol and a carbonate component, for example limestone or magnesite, together forming a foaming agent are added, then in the process of their simultaneous independent mixing, a metered gradual feeding of liquid glass and foaming agent into the mixer, for example, of a planetary screw type, with ground teklom to achieve a given density and uniformity of the mixture of the mixture, which is then sent to a predominantly plate-type granulator, which also add water, and after the formation of granules, they are sent to the furnace for preliminary firing, and the total ratio of the components in the mass of the mixture before firing is: for liquid glass and water of 5-15 wt.%, for a foaming agent 1-2 wt.%, and for ground glass - the rest.

7. The method according to claim 6, characterized in that in the production of the mixture after receiving the granules before preliminary firing, the granules are sorted by size and 1-3% by weight of kaolin or kaolinite powder are added to the mixture, which cover the surface of the granules, for example, when they are sprayed .

8. The method according to claim 6, characterized in that in the production of the charge experimentally determine the proportions of the components at the maximum and minimum permissible density of ground glass, taking into account the density of liquid glass, as well as the average density of the mixture of the mixture after mixing and adding the minimum value of water necessary to obtain raw granules, which is taken for a given, and then regulate the size of the granules and the quality of the mixture, increasing the flow of water within the specified limits and controlling the density of the mixture in the process of its receipt.

9. The method according to claim 6, characterized in that, in the production of a charge, the proportion of glycerol in the foaming agent is increased while the density of the ground glass decreases, and the proportion of glycerol is decreased when the average density is increased.