CN109468094B - Preparation method of multifunctional building adhesive - Google Patents
Preparation method of multifunctional building adhesive Download PDFInfo
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- CN109468094B CN109468094B CN201811402766.7A CN201811402766A CN109468094B CN 109468094 B CN109468094 B CN 109468094B CN 201811402766 A CN201811402766 A CN 201811402766A CN 109468094 B CN109468094 B CN 109468094B
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- stirring
- barrel
- screen
- parts
- outer ring
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J129/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Adhesives based on hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Adhesives based on derivatives of such polymers
- C09J129/02—Homopolymers or copolymers of unsaturated alcohols
- C09J129/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/2224—Magnesium hydroxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The invention discloses a preparation method of a multifunctional building adhesive. The stirring barrel used in the method comprises a barrel body and a barrel cover covering the barrel body, the stirring barrel is provided with a stirring structure, the stirring structure comprises a stirring motor arranged above the barrel cover and a stirring shaft connected with the stirring motor and arranged in the barrel body, the stirring shaft is sequentially provided with a screen and stirring blades from top to bottom, the barrel cover comprises a right opposite part right opposite to the screen and an outer ring part connected with the outer ring of the right opposite part, the right opposite part is provided with a first feed inlet, the outer ring part is provided with a second feed inlet, the screen is upwards provided with a plurality of buffer ring parts arranged from inside to outside, the buffer ring parts are provided with a plurality of holes, and the hole diameters of the holes; first feed inlet even has first feed plate, first feed plate slant (mixing) shaft, and the outward flange of screen cloth upwards is equipped with the shielding part, and the shielding part is equipped with the same sieve mesh in a plurality of apertures and the aperture of screen cloth. The invention has the advantages of environmental protection, good heat preservation, sound insulation, fire prevention and corrosion prevention effects, convenient preparation and high efficiency.
Description
Technical Field
The invention relates to the technical field of building adhesives, in particular to a preparation method of a multifunctional building adhesive.
Background
The building glue is a glue type, is widely used in building engineering, and is an essential material in building engineering.
Construction glue is used in every process of the construction industry, even every material. The building sealing glue is mainly used for sealing various seams or holes of a building, so that gas, liquid and solid are prevented from permeating, structural materials are prevented from being damaged when the structure is displaced, and the functions of heat preservation, sound insulation, water resistance, dust resistance, gas resistance, fire resistance, corrosion resistance, shock absorption and prevention of foreign matter accumulation in the seams are achieved.
For example, a Chinese patent with the application number of 201711267631.X discloses a building glue formula, and the raw materials in the formula comprise the following components in percentage by weight: 36-38% of polyether, 33-35% of polyester, 25-27% of natural plant resin, 17-19% of polystyrene resin, 11-13% of solvent oil, 7-11% of anti-aging additive, 9-11% of quartz sand, 12-18% of sodium silicate and 20-24% of water. However, the building adhesive with the formula has poor functions of heat preservation, sound insulation, fire prevention and corrosion prevention, and is not environment-friendly enough.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the compounding and preparation of the multifunctional building adhesive which is environment-friendly, good in heat preservation, sound insulation, fire prevention and corrosion prevention effects, convenient to prepare and high in efficiency.
The invention solves the technical problem, adopts the technical scheme that a multifunctional building adhesive compound is provided, and comprises the following components in parts by weight: 20-35 parts of polyvinyl alcohol, 15-25 parts of brucite powder, 10-22 parts of lignocellulose, 5-12 parts of starch and 8-14 parts of agar.
Preferably, the glass bead also comprises 1-4 parts of glass beads. The glass beads are added, so that the adhesive can be well dispersed in an organic solvent, the overall functions of heat insulation, sound insulation, shock absorption and the like are uniformly improved, the subsequent lignocellulose can be helped to form a three-dimensional network structure more quickly after being added, the strength of the three-dimensional network structure is improved, the shrinkage rate of the adhesive after being formed can be reduced by the glass beads, and the effect of the adhesive is prevented from being reduced due to shrinkage.
Preferably, 22-30 parts of polyvinyl alcohol, 18-22 parts of brucite powder, 12-20 parts of lignocellulose, 7-10 parts of starch and 10-12 parts of agar
Preferably, the glass bead also comprises 2-3 parts of glass beads.
The invention also aims to provide a preparation method of the multifunctional building adhesive, which comprises the following steps: pour polyvinyl alcohol and agar into the agitator earlier, stir 30 ~ 50min, stir while slowly pouring lignocellulose, starch, brucite powder in proper order, continue to stir ejection of compact after 1 ~ 3h, the agitator has the discharge gate, the agitator includes the staving and covers the bung of staving top, the agitator is equipped with the stirring structure, the stirring structure is including setting up agitator motor above the bung and with agitator motor links to each other and sets up (mixing) shaft in the staving, the (mixing) shaft is equipped with screen cloth and stirring vane by last to bottom in proper order, the bung includes just to the part of screen cloth and with just to the outer loop portion that the portion outer lane links to each other, just to the part and being equipped with first feed inlet, the outer loop portion is equipped with the second feed inlet. The advantage of pouring lignocellulose, starch and brucite powder in turn is that the lignocellulose is added firstly and then forms a three-dimensional network structure, and has very high dispersibility, so that the subsequent starch and brucite powder can be ensured to rapidly and uniformly enter the three-dimensional network structure, meanwhile, the brucite powder is added later, and the brucite powder is used as a flame retardant, so that the flame-retardant and fireproof effects can be enhanced. The arrangement of the screen in the stirring barrel is to slowly add the lignocellulose, the starch and the brucite powder in turn.
Preferably, the first feeding hole is connected with a first feeding plate communicated with the stirring barrel, and the first feeding plate is inclined to the stirring shaft. Prevents agar and polyvinyl alcohol from being added on the screen and also prevents lignocellulose, starch and brucite powder from being directly added into the barrel body.
Preferably, the second feeding hole is connected with a second feeding plate communicated with the stirring barrel, and the second feeding plate is inclined to the barrel body.
Preferably, the outer edge of the screen is provided with a shielding part upwards. Prevent that the material is centrifuged away through rotatory.
Preferably, the shielding portion is provided with a plurality of sieve holes having the same aperture as that of the screen. Prevent that the material from piling up beside the shielding part and influencing the material whereabouts, influence production efficiency.
Preferably, the screen mesh is upwards provided with a plurality of buffer ring parts arranged from inside to outside, the buffer ring parts are provided with a plurality of holes, and the aperture of each hole is larger than that of the screen mesh. Prevent to pile up the shielding part fast and influence production efficiency because of centrifugal action makes the material.
The multifunctional building adhesive obtained by the invention has the advantages of environmental protection, good heat preservation, sound insulation, fire prevention and corrosion prevention effects, simple operation in production operation and high production efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the tub cover;
fig. 3 is a schematic perspective view of the buffer ring portion.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
Example 1:
a multifunctional building adhesive compound comprises the following components in parts by weight: 20 parts of polyvinyl alcohol, 25 parts of brucite powder, 10 parts of lignocellulose, 5 parts of starch and 8 parts of agar.
The preparation method comprises the following steps: pouring polyvinyl alcohol and agar into a stirring barrel, stirring for 50min, slowly pouring lignocellulose, starch and brucite powder while stirring, continuously stirring for 1h, and discharging.
The agitating barrel for preparation as shown in fig. 1 to 3 has the following structure: agitator 1 has discharge gate 11, agitator 1 includes staving 12 and covers bung 13 above staving 12, agitator 1 is equipped with stirring structure 2, stirring structure 2 is including setting up agitator motor 21 of bung 13 top and with agitator motor 21 links to each other and sets up (mixing) shaft 22 in the staving 12, (mixing) shaft 22 is by last screen cloth 3 and stirring vane 221 of being equipped with in proper order under to, bung 13 including just right screen cloth 3 just to the portion 131 with just to the outer loop portion 132 that the portion 131 outer lane links to each other, just to the portion 131 be equipped with first feed inlet 1311, outer loop portion 132 is equipped with second feed inlet 1321. The advantage of pouring lignocellulose, starch and brucite powder in turn is that the lignocellulose is added firstly and then forms a three-dimensional network structure, and has very high dispersibility, so that the subsequent starch and brucite powder can be ensured to rapidly and uniformly enter the three-dimensional network structure, meanwhile, the brucite powder is added later, and the brucite powder is used as a flame retardant, so that the flame-retardant and fireproof effects can be enhanced. The arrangement of the screen in the stirring barrel is to slowly add the lignocellulose, the starch and the brucite powder in turn.
The first feed inlet 1311 is connected with a first feed plate 1312 leading into the stirring barrel 1, and the first feed plate 1312 inclines towards the stirring shaft 22. Prevents agar and polyvinyl alcohol from being added on the screen and also prevents lignocellulose, starch and brucite powder from being directly added into the barrel body.
The second feeding hole 1321 is connected with a second feeding plate 1322 leading into the stirring barrel 1, and the second feeding plate 1322 is inclined to the barrel body 12.
The outer edge of the screen mesh 3 is provided with a shielding part 31 upward. Prevent that the material is centrifuged away through rotatory.
The shielding portion 31 is provided with a plurality of sieve holes having the same aperture as that of the screen 3. Prevent that the material from piling up beside the shielding part and influencing the material whereabouts, influence production efficiency.
The screen cloth 3 is upwards equipped with a plurality of buffering ring portion 32 that set up from inside to outside, buffering ring portion 32 is equipped with a plurality of holes 321, the aperture of hole 321 is greater than the aperture of screen cloth 3. Prevent to pile up the shielding part fast and influence production efficiency because of centrifugal action makes the material.
Example 2:
a multifunctional building adhesive compound comprises the following components in parts by weight: 35 parts of polyvinyl alcohol, 15 parts of brucite powder, 22 parts of lignocellulose, 12 parts of starch, 14 parts of agar and 4 parts of glass beads.
The preparation method comprises the following steps: pouring polyvinyl alcohol and agar into a stirring barrel, stirring for 30min, slowly pouring glass beads, lignocellulose, starch and brucite powder while stirring, continuously stirring for 3h, and discharging. The glass beads are added firstly, so that the dispersibility can be better improved, and the lignocellulose can be more easily formed into a three-dimensional network structure. The construction of the mixing tank was the same as in example 1.
Example 3:
a multifunctional building adhesive compound comprises the following components in parts by weight: 26 parts of polyvinyl alcohol, 20 parts of brucite powder, 16 parts of lignocellulose, 8 parts of starch, 11 parts of agar and 2.5 parts of glass beads.
The preparation method comprises the following steps: pouring polyvinyl alcohol and agar into a stirring barrel, stirring for 40min, slowly pouring glass beads, lignocellulose, starch and brucite powder while stirring, continuously stirring for 2h, and discharging. The construction of the mixing tank was the same as in example 1.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (2)
1. The preparation method of the multifunctional building adhesive is characterized by comprising, by mass, 20-35 parts of polyvinyl alcohol, 15-25 parts of brucite powder, 10-22 parts of lignocellulose, 5-12 parts of starch and 8-14 parts of agar;
the preparation method comprises the following steps: pouring polyvinyl alcohol and agar into a stirring barrel (1) firstly, stirring for 30-50 min, slowly pouring lignocellulose, starch and brucite powder in sequence while stirring, continuously stirring for 1-3 h and then discharging, wherein the stirring barrel (1) is provided with a discharge hole (11), the stirring barrel (1) comprises a barrel body (12) and a barrel cover (13) covered above the barrel body (12), the stirring barrel (1) is provided with a stirring structure (2), the stirring structure (2) comprises a stirring motor (21) arranged above the barrel cover (13) and a stirring shaft (22) connected with the stirring motor (21) and arranged in the barrel body (12), the stirring shaft (22) is sequentially provided with a screen (3) and stirring blades (221) from top to bottom, the barrel cover (13) comprises a front portion (131) right opposite to the screen (3) and an outer ring portion (132) connected with the outer ring of the front portion (131), the front portion (131) is provided with a first feeding hole (1311), the outer ring portion (132) is provided with a second feeding hole (1321), the screen (3) is upwards provided with a plurality of buffer ring portions (32) arranged from inside to outside, the buffer ring portions (32) are provided with a plurality of holes (321), and the hole diameters of the holes (321) are larger than those of the screen (3); the first feeding hole (1311) is connected with a first feeding plate (1312) leading into the stirring barrel (1), the first feeding plate (1312) inclines towards the stirring shaft (22), the outer edge of the screen (3) is upwards provided with a shielding part (31), and the shielding part (31) is provided with a plurality of sieve holes with the same aperture as that of the screen (3).
2. The method for preparing a multifunctional building adhesive according to claim 1, wherein the method comprises the following steps: the second feeding hole (1321) is connected with a second feeding plate (1322) which leads to the interior of the stirring barrel (1), and the second feeding plate (1322) inclines to the barrel body (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811402766.7A CN109468094B (en) | 2018-11-23 | 2018-11-23 | Preparation method of multifunctional building adhesive |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811402766.7A CN109468094B (en) | 2018-11-23 | 2018-11-23 | Preparation method of multifunctional building adhesive |
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| Publication Number | Publication Date |
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| CN109468094A CN109468094A (en) | 2019-03-15 |
| CN109468094B true CN109468094B (en) | 2021-06-22 |
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| CN201811402766.7A Active CN109468094B (en) | 2018-11-23 | 2018-11-23 | Preparation method of multifunctional building adhesive |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110699016B (en) * | 2019-11-11 | 2021-01-05 | 新乡市华洋粘合剂有限公司 | Middle line glue for cigarettes and preparation method thereof |
| CN115260938A (en) * | 2022-07-26 | 2022-11-01 | 深圳市润海电子有限公司 | Method for manufacturing environment-friendly two-dimensional code adhesive tape for tracing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101058701B (en) * | 2007-05-30 | 2010-05-26 | 陈峰磊 | Water soluble adhesive |
| CN101580359B (en) * | 2009-06-18 | 2013-01-16 | 江阴市北国新型建筑材料厂 | Rubber power for building |
| CN104356974A (en) * | 2014-10-10 | 2015-02-18 | 陈俊辰 | Environment-friendly building adhesive |
| CN207913589U (en) * | 2017-10-31 | 2018-09-28 | 华蓥市铜堡初级中学 | A kind of material-stirring device |
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