CN104370572A - Environment-friendly foamed brick and preparation method thereof - Google Patents

Abstract

The invention discloses an environment-friendly foamed brick. The invention is characterized in that the environment-friendly foamed brick is prepared from the following raw materials in parts by weight: 60-70 parts of waste glass, 20-30 parts of sisal slag, 10-20 parts of oil tea seed cake, 3-5 parts of talcum powder, 10-15 parts of kieselguhr, 4-8 parts of malic acid, 2-4 parts of sodium chloride, 2-4 parts of urea, 0.5-1 part of dodecyl glucoside, 0.2-0.4 part of peanut protein, 0.2-0.4 part of arabic gum, 0.2-0.4 part of sucrose acetate isobutyrate, 2-4 parts of modifying assistant, 0.2-0.4 part of polyvinyl alcohol and 50-60 parts of water. The foamed brick is green, environment-friendly, safe and harmless, can perform the function of purifying the indoor environment, and is suitable for indoor use.

Description

A kind of environment-friendly type foamed brick and preparation method thereof

Technical field

The present invention relates to building material field, be specifically related to a kind of environment-friendly type foamed brick and preparation method thereof.

Background technology

Foamed brick belongs to the one of air-entrained concrete building block, by adopting whipping agent by after foaming machine physics system bubble, then is added in slip by bubble and mixes, cast, the finally obtained foamed brick with internal porosity.Foamed brick is mainly used in non-load bearing wall, has the features such as cost is low, lightweight, good effect of heat insulation, and being widely used in industry with covil construction, is a kind of materials for wall with superperformance.

Glass material is that people's daily life is required, indispensable material.A large amount of uses of glass also cause inevitably producing a large amount of cullet rubbish in daily productive life.The stable chemical nature of cullet, brought inconvenience both to the production of people and life, create pollution again, and the arrangement of cullet had occupied a large amount of land resources to environment.Therefore, recycle cullet, make cullet resource utilization become an important topic of environmental protection and energy saving.Utilizing cullet to produce foamed brick is a kind of approach of Appropriate application cullet.

Summary of the invention

The object of this invention is to provide a kind of environment-friendly type foamed brick.

The present invention is achieved by the following technical solutions:

A kind of environment-friendly type foamed brick, it is characterized in that, it is obtained by the raw material of following weight parts:

Cullet 60-70, sisal dregs 20-30, tea seed grouts 10-20, talcum powder 3-5, diatomite 10-15, oxysuccinic acid 4-8, sodium-chlor 2-4, urea 2-4, lauryl glucosyl 0.5-1, Semen arachidis hypogaeae protein 0.2-0.4, gum arabic 0.2-0.4, Sucrose acetoisobutyrate 0.2-0.4, modified additive 2-4, polyvinyl alcohol 0.2-0.4, water 50-60;

Described modified additive is made up of the raw material of following weight part:

Nano zine oxide 2-4, nano titanium oxide 3-5, nano silicon 2-4, trolamine 2-4, sorbyl alcohol 1-2, polyoxyethylene glycol 1-2, gallic acid 0.1-0.2, Weibull 0.5-1, Virahol 1-2, silane resin acceptor kh-550 0.1-0.2;

The preparation method of described modified additive is:

Nano zine oxide, nano titanium oxide and nano silicon are added ultrasonic disperse after ethanol in proper amount, add silane resin acceptor kh-550 again, 600-800r/min stirs 10-15min, stirs 0.5-1h under finally adding all the other raw material similarity conditions, by filter cake vacuum-drying after filtration, to obtain final product.

The preparation method of described environment-friendly type foamed brick, is characterized in that, comprise the following steps:

(1) by dry after tea seed grouts and sisal dregs mixing, add the water of oxysuccinic acid, sodium-chlor, urea, Dodecyl Glucoside and 1/3-1/2 amount after grinding evenly, 40-60 DEG C is stirred 6-8h, filters and obtains filtrate and filter cake; After being mixed with talcum powder, diatomite, modified additive by filter cake, 150-200 DEG C processes 2-4h, cullet after processing 1-2h with 400-600 DEG C again mixes and grinds evenly, crosses 100-150 mesh sieve, then adds the water of surplus, 200-400r/min stirs 0.5-1h, obtains component A;

(2) polyvinyl alcohol, gum arabic and Sucrose acetoisobutyrate are added the filtrate obtained in (1), 80-90 DEG C, 800-1000r/min stirs 10-20min, mixes with Semen arachidis hypogaeae protein after cooling, add high speed whisking machine and obtain foam, obtain B component;

(3) stir after component A being mixed with B component, it is shaping to add mold cured, 150-180 DEG C of process 1-2h after 60-80 DEG C of incubated overnight, then in retort furnace 600-700 DEG C of sintering 3-6h, after cooling and get final product.

Advantage of the present invention is:

1. by the selection to composition and engineering, make product reach environmental protection, safe and harmless requirement, the effect of decontamination chamber's environment can be played, be applicable to indoor use;

2. by adding composite nano modified auxiliary agent, make foamed brick have antibacterial and mouldproof, and improve the indexs such as the wear resistance of product, physical strength and ageing resistance, improve glossiness and the visual appearance of product, increase the service life.

Embodiment

Non-limiting examples of the present invention is as follows:

A kind of environment-friendly type foamed brick, is prepared from by the component raw material of following weight (kg):

Cullet 65, sisal dregs 25, tea seed grouts 15, talcum powder 4, diatomite 12, oxysuccinic acid 6, sodium-chlor 3, urea 3, lauryl glucosyl 0.8, Semen arachidis hypogaeae protein 0.3, gum arabic 0.3, Sucrose acetoisobutyrate 0.3, modified additive 3, polyvinyl alcohol 0.3, water 55;

Wherein, modified additive is made up of the raw material of following weight (kg):

Nano zine oxide 3, nano titanium oxide 4, nano silicon 3, trolamine 3, sorbyl alcohol 1.5, polyoxyethylene glycol 1.5, gallic acid 0.15, Weibull 0.8, Virahol 1.5, silane resin acceptor kh-550 0.15;

The preparation method of modified additive:

Nano zine oxide, nano titanium oxide and nano silicon are added ultrasonic disperse after ethanol in proper amount, add silane resin acceptor kh-550 again, 800r/min stirs 15min, stirs 0.5h under finally adding all the other raw material similarity conditions, by filter cake vacuum-drying after filtration, to obtain final product.

The preparation method of environment-friendly type foamed brick comprises the following steps:

(1) by dry after tea seed grouts and sisal dregs mixing, add the water of oxysuccinic acid, sodium-chlor, urea, Dodecyl Glucoside and 1/2 amount after grinding evenly, 60 DEG C are stirred 6h, filter and obtain filtrate and filter cake; Filter cake is mixed latter 200 DEG C process 2h with talcum powder, diatomite, modified additive, then mix with the cullet after 600 DEG C process 1h and grind evenly, cross 150 mesh sieves, then add the water of surplus, 400r/min stirs 0.5h, obtains component A;

(2) polyvinyl alcohol, gum arabic and Sucrose acetoisobutyrate are added the filtrate obtained in (1), 90 DEG C, 1000r/min stirs 10min, mixes with Semen arachidis hypogaeae protein after cooling, add high speed whisking machine and obtain foam, obtain B component;

(3) stir after component A being mixed with B component, it is shaping to add mold cured, 160 DEG C of process 2h after 60-80 DEG C of incubated overnight, then in retort furnace 650 DEG C of sintering 4h, after cooling and get final product.

Through inspection, the foamed brick thermal conductivity of the present embodiment: 0.055W/(mK), ultimate compression strength: 4.3MPa.

Claims (2)

1. an environment-friendly type foamed brick, is characterized in that, it is obtained by the raw material of following weight parts:

Cullet 60-70, sisal dregs 20-30, tea seed grouts 10-20, talcum powder 3-5, diatomite 10-15, oxysuccinic acid 4-8, sodium-chlor 2-4, urea 2-4, lauryl glucosyl 0.5-1, Semen arachidis hypogaeae protein 0.2-0.4, gum arabic 0.2-0.4, Sucrose acetoisobutyrate 0.2-0.4, modified additive 2-4, polyvinyl alcohol 0.2-0.4, water 50-60;

Described modified additive is made up of the raw material of following weight part:

Nano zine oxide 2-4, nano titanium oxide 3-5, nano silicon 2-4, trolamine 2-4, sorbyl alcohol 1-2, polyoxyethylene glycol 1-2, gallic acid 0.1-0.2, Weibull 0.5-1, Virahol 1-2, silane resin acceptor kh-550 0.1-0.2;

The preparation method of described modified additive is:

Nano zine oxide, nano titanium oxide and nano silicon are added ultrasonic disperse after ethanol in proper amount, add silane resin acceptor kh-550 again, 600-800r/min stirs 10-15min, stirs 0.5-1h under finally adding all the other raw material similarity conditions, by filter cake vacuum-drying after filtration, to obtain final product.

2. the preparation method of a kind of environment-friendly type foamed brick according to claim 1, is characterized in that, comprise the following steps:

(1) by dry after tea seed grouts and sisal dregs mixing, add the water of oxysuccinic acid, sodium-chlor, urea, Dodecyl Glucoside and 1/3-1/2 amount after grinding evenly, 40-60 DEG C is stirred 6-8h, filters and obtains filtrate and filter cake; After being mixed with talcum powder, diatomite, modified additive by filter cake, 150-200 DEG C processes 2-4h, cullet after processing 1-2h with 400-600 DEG C again mixes and grinds evenly, crosses 100-150 mesh sieve, then adds the water of surplus, 200-400r/min stirs 0.5-1h, obtains component A;

(2) polyvinyl alcohol, gum arabic and Sucrose acetoisobutyrate are added the filtrate obtained in (1), 80-90 DEG C, 800-1000r/min stirs 10-20min, mixes with Semen arachidis hypogaeae protein after cooling, add high speed whisking machine and obtain foam, obtain B component;

(3) stir after component A being mixed with B component, it is shaping to add mold cured, 150-180 DEG C of process 1-2h after 60-80 DEG C of incubated overnight, then in retort furnace 600-700 DEG C of sintering 3-6h, after cooling and get final product.