CN112279573A - Production process of polymer cement waterproof mortar - Google Patents
Production process of polymer cement waterproof mortar Download PDFInfo
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- CN112279573A CN112279573A CN202011249081.0A CN202011249081A CN112279573A CN 112279573 A CN112279573 A CN 112279573A CN 202011249081 A CN202011249081 A CN 202011249081A CN 112279573 A CN112279573 A CN 112279573A
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
Abstract
The invention discloses a production process of polymer cement waterproof mortar, and particularly relates to the technical field of building waterproofing, and the production process specifically comprises the following steps: the method comprises the following steps: crushing: putting 80-120 parts of fine sand into a vibration crushing device, performing vibration crushing at the speed of 200-300 rpm for 10-15 minutes, taking out the fine sand after the fine sand is crushed for 2.36-4.75mm, and performing a second step: drying: and (3) placing the fine sand, 100-150 parts of cement and 50-80 parts of short fiber which are treated in the step one into drying equipment. According to the invention, the rubber powder, the methyl cellulose, the dura fiber and the acrylic acid salt are added in the production process, so that a modification reagent is formed, the waterproofness is improved, the moisture resistance of the polymer is compensated, the impermeability is improved, the manufacturing process is simple, the cost of the used equipment is low, and the mass production is facilitated.
Description
Technical Field
The invention relates to the technical field of building waterproofing, in particular to a production process of polymer cement waterproof mortar.
Background
With the rapid development of economic technology, the technology in the building field is more and more mature, and the polymer cement waterproof mortar generally required to be used in the building field is mainly prepared by mixing cement and fine aggregate as main materials and high polymer as a modified material according to a proper mixing ratio, and is mainly used for basement seepage prevention and seepage treatment, repairing of seepage of building roofs and inner and outer walls, waterproofing and seepage prevention of various pools and swimming pools, civil air defense engineering, waterproofing and seepage prevention of tunnels, granaries, kitchens, toilets, plants and closed balconies.
However, the above technical solutions still have many disadvantages in practical use, such as that the general waterproof mortar is easy to cause the added polymer to have moisture resistance during storage or processing in the production process, so that when the waterproof mortar is mixed with cement, the problems of low waterproof property, low impermeability and poor quality of the mortar are easily caused.
Disclosure of Invention
In order to overcome the defects in the prior art, the embodiment of the invention provides a production process of polymer cement waterproof mortar, wherein rubber powder, methyl cellulose, dural fiber and propylene carbonate are added in the production process, so that a modifying reagent is formed, the waterproofness is improved, the moisture resistance of a polymer is compensated, the impermeability of the polymer is improved, the manufacturing process is simple, the cost of used equipment is low, and the production process is favorable for mass production.
In order to achieve the purpose, the invention provides the following technical scheme: a production process of polymer cement waterproof mortar specifically comprises the following steps:
the method comprises the following steps: crushing: putting 80-120 parts of fine sand into a vibration crushing device, and performing sufficient vibration crushing at the speed of 200-300 rpm for 10-15 minutes, and taking out after the fine sand is crushed for 2.36-4.75 mm.
Step two: drying: and (3) placing 150 parts of the fine sand, 100 parts of cement and 50-80 parts of short fibers treated in the step one into drying equipment, setting the drying temperature to be 60-70 ℃, removing the water, taking out the fine sand, the cement and the short fibers after the water is completely removed, placing the fine sand, the cement and the short fibers aside after the fine sand, the cement and the short fibers are cooled for 10-15 minutes and cooled to room temperature of 36-40 ℃ for standby.
Step three: preparing a modifier: 30-50 parts of rubber powder, 10-30 parts of methyl cellulose, 20-30 parts of duralumin and 10-15 parts of acrylic acid salt are placed into a stirring kettle and stirred for 10-15 minutes at the speed of 100 plus materials and 120 revolutions per minute, meanwhile, the stirring temperature is set to 80-90 ℃, the mixture is fully mixed, then 4-8 parts of water reducing agent, 5-10 parts of water repellent, 5-10 parts of water-cement ratio and 10-15 parts of dispersed emulsion powder are added, the mixture is fully stirred for 5-10 minutes at the speed of 60-80 revolutions per minute, the mixture is taken out after full mixing, and the emulsion powder is cooled to 45-55 ℃ and then stands for 10-15 minutes to obtain the modifier.
Step four: preparation of the polymer: 50-80 parts of epoxy emulsion, 20-30 parts of ammonium polyphosphate, 20-30 parts of melamine, 10-15 parts of pentaerythritol, 50-80 parts of resin powder, 30-40 parts of polyphenylene sulfide fiber and 10-30 parts of polyimide are added into a stirring and vibrating device, stirred for 10-15 minutes, vibrated for 5-15 minutes at the vibration rate of 600 revolutions per minute, set at the temperature of 60-80 ℃, kept stand for 10-15 minutes after being fully mixed, and taken out to prepare the polymer.
Step five: preparing polymer mortar: and (3) adding the fine sand, the cement, the short fibers and the polymer treated in the step two into a stirring kettle, stirring at the speed of 60-80 rpm for 10-15 minutes, setting the temperature to be 50-80 ℃, preserving the heat after fully mixing the fine sand, the cement, the short fibers and the polymer, and standing for 5 minutes to obtain the polymer mortar.
Step six: preparing waterproof mortar: and then adding a modifier into the polymer mortar, stirring for 20 minutes at the speed of 150-180 r/min, setting the temperature to be 60-70 ℃, fully mixing, standing for 5 minutes, taking out, cooling to room temperature, taking out to obtain the waterproof mortar, and taking out and placing in filling equipment.
Step seven: filling: select a plurality of braided bags, dry to its braided bag to inside adopting the naked eye to observe each braided bag, prevent that other xenogenesis impurity from appearing in the braided bag inside, treat that it inspects and put into filling equipment filling opening department after finishing, and fill with 60kg bag filling volume, utilize clean polyamide fibre to clean braided bag encapsulation mouthful inner wall, guarantee that the encapsulation mouthful is clean and tidy futilely.
Step eight: packaging: adopt encapsulation equipment to press from both sides tight fixedly to the braided bag to encapsulate along braided bag encapsulation mouth all around, check the encapsulation mouth after the encapsulation and whether have the small opening problem, put into the apotheca again after the inspection encapsulation is qualified, and store under 23 + -2 ℃ RH 50% -60%'s the condition.
In a preferred embodiment, the drying time in the second step is set to be 10-20 minutes, and the drying rate is 87%.
In a preferred embodiment, the cooling in the second step is performed by using a rapid cooling device, and the cooling time is set to 10-15 minutes.
In a preferred embodiment, the water reducing agent in step three is one or a combination of more than two of lignosulfonate, naphthalene sulfonate, sulfonated melamine formaldehyde resin, powdered polycarboxylic acid and casein.
In a preferred embodiment, the water repellent is mixed with water in a ratio of 1:5 or 1:10 in the third step.
In a preferred embodiment, the water cement ratio in the third step is that the portland cement, ordinary portland cement and slag cement are blended according to the ratio of 1:3: 5.
In a preferred embodiment, the stirring rate in step four is 100-.
In a preferred embodiment, the temperature keeping operation in the fifth step is carried out at 60 ℃ for 5 minutes.
In a preferable embodiment, in the seventh step, a leakage-proof bag is sleeved inside the woven bag, and the vertical cross-sectional area of the leakage-proof bag is smaller than that of the woven bag.
In a preferred embodiment, the number of cleaning wipes in step seven is 3 to 5.
The invention has the technical effects and advantages that:
1. according to the invention, the rubber powder, the methyl cellulose, the dura fiber and the acrylic acid salt are added in the production process, so that a modification reagent is formed, and then the modification reagent is fully mixed with the polymer, so that the modification reagent is tightly attached to the internal structure of the polymer, not only is the gap between the mortar and the polymer reduced, but also the gap between the mortar and the polymer is filled, so that the structures are tighter, external rainwater is not easy to corrode into the mortar after condensation in use, so that the produced waterproof mortar has higher waterproofness, the moisture resistance of the polymer is compensated, the impermeability is improved, the manufacturing process is simple, the cost of using equipment is low, and the mass production is facilitated.
2. According to the invention, ammonium polyphosphate, melamine, pentaerythritol, resin glue powder and polyphenylene sulfide fiber are added in the production process, and are fully mixed, stirred and vibrated, so that the mixture is more fully mixed, gaps among polymers are filled, and the structural connection among the polymers is tighter, so that the waterproof mortar has low hydrophilicity, has higher bonding strength and higher adhesion degree, is more convenient to construct in use, and is beneficial to improving the construction efficiency.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
the invention provides a production process of polymer cement waterproof mortar, which specifically comprises the following steps:
the method comprises the following steps: crushing: and (3) putting 80 parts of fine sand into a vibration crushing device, performing vibration crushing at the speed of 200 revolutions per minute for 10 minutes, and taking out the fine sand after 2.36mm of the fine sand is crushed.
Step two: drying: and (3) placing 100 parts of the fine sand, 100 parts of cement and 50 parts of short fibers processed in the step one into a drying device, setting the drying temperature at 60 ℃, drying for 10 minutes until the drying rate reaches 87%, removing water in the fine sand, taking out the fine sand, the cement and the short fibers, placing the fine sand, the cement and the short fibers aside for standby after cooling to room temperature 36 ℃ after the water is completely removed.
Step three: preparing a modifier: 30 parts of rubber powder, 10 parts of methyl cellulose, 20 parts of durafiber and 10 parts of acrylic acid salt are placed into a stirring kettle and stirred for 10 minutes at the speed of 100 revolutions per minute, meanwhile, the stirring temperature is set to 80 ℃, the materials are fully mixed, then 4 parts of water reducing agent, 5 parts of water repellent, 5 parts of water-cement ratio and 10 parts of dispersed emulsion powder are added, the materials are fully stirred for 5 minutes at the speed of 60 revolutions per minute, the materials are taken out after full mixing, and the modifier is prepared after the materials are cooled to 45 ℃ and stand for 10 minutes.
Step four: preparation of the polymer: 50 parts of epoxy emulsion, 20 parts of ammonium polyphosphate, 20 parts of melamine, 10 parts of pentaerythritol, 50 parts of resin powder, 30 parts of polyphenylene sulfide fiber and 10 parts of polyimide are added into a stirring and vibrating device, the stirring is carried out for 10 minutes at the stirring speed of 100 revolutions per minute, the vibration speed is adjusted to 600 revolutions per minute, the vibration is carried out for 5 minutes, the temperature is set to be 60 ℃, the mixture is kept stand for 10 minutes after being fully mixed, and then the mixture is taken out, so that the polymer is prepared.
Step five: preparing polymer mortar: and (3) adding the fine sand, the cement, the short fibers and the polymer treated in the step two into a stirring kettle, stirring at the speed of 60 revolutions per minute for 10 minutes at the temperature of 50 ℃, keeping the temperature for 5 minutes after the fine sand, the cement, the short fibers and the polymer are fully mixed at the temperature of 60 ℃, and standing for 5 minutes at the same time to obtain the polymer mortar.
Step six: preparing waterproof mortar: and then adding a modifier into the polymer mortar, stirring for 20 minutes at 150 revolutions per minute, setting the temperature to be 60 ℃, fully mixing, standing for 5 minutes, taking out, cooling to room temperature, taking out to obtain the waterproof mortar, and taking out and placing in filling equipment.
Step seven: filling: select a plurality of braided bags, dry to its braided bag to inside adopting the naked eye to observe each braided bag, prevent that other xenogenesis impurity from appearing in the braided bag inside, treat that it inspects and put into filling equipment filling opening department after finishing, and fill with 60kg bag filling volume, utilize clean polyamide fibre to clean braided bag encapsulation mouthful inner wall, guarantee that the encapsulation mouthful is clean and tidy futilely.
Step eight: packaging: adopt encapsulation equipment to press from both sides tight fixedly to the braided bag to encapsulate all around along braided bag encapsulation mouth, whether the encapsulation mouth has the small opening problem after the encapsulation finishes, put into the apotheca again after the inspection encapsulation is qualified, and store under the condition with 23 + -2 ℃ RH 50%.
Example 2:
the invention provides a production process of polymer cement waterproof mortar, which specifically comprises the following steps:
the method comprises the following steps: crushing: 90 parts of fine sand is put into a vibration crushing device, and the fine sand is sufficiently vibrated and crushed for 10 minutes back and forth at the speed of 250 revolutions per minute, and is taken out after the fine sand is crushed for 2.36 mm.
Step two: drying: and (3) placing 110 parts of the fine sand, the cement and 60 parts of the short fiber which are treated in the step one into a drying device, setting the drying temperature at 60 ℃, drying for 10 minutes until the drying rate reaches 87%, removing the water, taking out the fine sand, the cement and the short fiber after the water is completely removed, placing the fine sand, the cement and the short fiber aside, cooling to the room temperature of 36 ℃, and placing the fine sand, the cement and the short fiber aside for later use.
Step three: preparing a modifier: 40 parts of rubber powder, 15 parts of methyl cellulose, 25 parts of durafiber and 12 parts of acrylic acid salt are placed into a stirring kettle and stirred for 10 minutes at the speed of 100 revolutions per minute, meanwhile, the stirring temperature is set to 80 ℃, the materials are fully mixed, then, 5 parts of water reducing agent, 6 parts of water repellent, 6 parts of water-cement ratio and 10 parts of dispersed emulsion powder are added, the materials are fully stirred for 5 minutes at the speed of 60 revolutions per minute, the materials are taken out after full mixing, and the modifier is prepared after the materials are cooled to 45 ℃ and are kept stand for 10 minutes.
Step four: preparation of the polymer: 60 parts of epoxy emulsion, 25 parts of ammonium polyphosphate, 25 parts of melamine, 12 parts of pentaerythritol, 60 parts of resin powder, 35 parts of polyphenylene sulfide fiber and 15 parts of polyimide are added into a stirring and vibrating device, stirred for 10 minutes at the stirring speed of 100 revolutions per minute, vibrated for 5 minutes at the vibration speed of 600 revolutions per minute, set at the temperature of 60 ℃, kept stand for 12 minutes after being fully mixed, and taken out to prepare the polymer.
Step five: preparing polymer mortar: and (3) adding the fine sand, the cement, the short fibers and the polymer treated in the step two into a stirring kettle, stirring at the speed of 60 revolutions per minute for 10 minutes at the temperature of 50 ℃, keeping the temperature for 5 minutes after the fine sand, the cement, the short fibers and the polymer are fully mixed at the temperature of 60 ℃, and standing for 5 minutes at the same time to obtain the polymer mortar.
Step six: preparing waterproof mortar: and then adding a modifier into the polymer mortar, stirring for 20 minutes at 160 revolutions per minute, setting the temperature to be 60 ℃, fully mixing, standing for 5 minutes, taking out, cooling to room temperature, taking out to obtain the waterproof mortar, and taking out and placing in filling equipment.
Step seven: filling: select a plurality of braided bags, dry to its braided bag to inside adopting the naked eye to observe each braided bag, prevent that other xenogenesis impurity from appearing in the braided bag inside, treat that it inspects and put into filling equipment filling opening department after finishing, and fill with 60kg bag filling volume, utilize clean polyamide fibre to clean braided bag encapsulation mouthful inner wall, guarantee that the encapsulation mouthful is clean and tidy futilely.
Step eight: packaging: adopt encapsulation equipment to press from both sides tight fixedly to the braided bag to encapsulate all around along braided bag encapsulation mouth, whether the encapsulation mouth has the small opening problem after the encapsulation finishes, put into the apotheca again after the inspection encapsulation is qualified, and store under the condition with 23 + -2 ℃ RH 50%.
Example 3:
the invention provides a production process of polymer cement waterproof mortar, which specifically comprises the following steps:
the method comprises the following steps: crushing: 115 parts of fine sand is put into a vibration crushing device, and the fine sand is sufficiently vibrated and crushed for 12 minutes back and forth at the speed of 250 revolutions per minute, and is taken out after the fine sand is crushed for 2.36 mm.
Step two: drying: and (3) placing the fine sand, 130 parts of cement and 70 parts of short fibers processed in the step one into a drying device, setting the drying temperature at 60 ℃, drying for 10 minutes until the drying rate reaches 87%, removing the water, taking out the fine sand, placing the fine sand, the cement and the short fibers aside for cooling to room temperature of 36 ℃ after the water is completely removed, and placing the fine sand, the cement and the short fibers aside for later use.
Step three: preparing a modifier: putting 45 parts of rubber powder, 20 parts of methyl cellulose, 25 parts of duralumin fiber and 13 parts of acrylic acid salt into a stirring kettle, stirring at the speed of 100 revolutions per minute for 10 minutes, setting the stirring temperature to 80 ℃, fully mixing, then adding 5 parts of water reducing agent, 6 parts of water repellent, 6 parts of water-cement ratio and 13 parts of dispersed emulsion powder, fully stirring at the speed of 60 revolutions per minute for 5 minutes, taking out after full mixing, cooling to 45 ℃, and standing for 10 minutes to obtain the modifier.
Step four: preparation of the polymer: adding 70 parts of epoxy emulsion, 25 parts of ammonium polyphosphate, 25 parts of melamine, 14 parts of pentaerythritol, 70 parts of resin powder, 36 parts of polyphenylene sulfide fiber and 20 parts of polyimide into a stirring and vibrating device, stirring at a stirring speed of 100 revolutions per minute for 10 minutes, adjusting the vibration speed to 600 revolutions per minute, vibrating for 5 minutes, setting the temperature at 60 ℃, standing for 12 minutes after the materials are fully mixed, and taking out the materials to obtain the polymer.
Step five: preparing polymer mortar: and (3) adding the fine sand, the cement, the short fibers and the polymer treated in the step two into a stirring kettle, stirring at the speed of 60 revolutions per minute for 10 minutes at the temperature of 50 ℃, keeping the temperature for 5 minutes after the fine sand, the cement, the short fibers and the polymer are fully mixed at the temperature of 60 ℃, and standing for 5 minutes at the same time to obtain the polymer mortar.
Step six: preparing waterproof mortar: and then adding a modifier into the polymer mortar, stirring for 20 minutes at 160 revolutions per minute, setting the temperature to 70 ℃, fully mixing, standing for 5 minutes, taking out, cooling to room temperature, taking out to obtain the waterproof mortar, and taking out and placing in filling equipment.
Step seven: filling: select a plurality of braided bags, dry to its braided bag to inside adopting the naked eye to observe each braided bag, prevent that other xenogenesis impurity from appearing in the braided bag inside, treat that it inspects and put into filling equipment filling opening department after finishing, and fill with 60kg bag filling volume, utilize clean polyamide fibre to clean braided bag encapsulation mouthful inner wall, guarantee that the encapsulation mouthful is clean and tidy futilely.
Step eight: packaging: adopt encapsulation equipment to press from both sides tight fixedly to the braided bag to encapsulate all around along braided bag encapsulation mouth, whether the encapsulation mouth has the small opening problem after the encapsulation finishes, put into the apotheca again after the inspection encapsulation is qualified, and store under the condition with 23 + -2 ℃ RH 50%.
Example 4:
the invention provides a production process of polymer cement waterproof mortar, which specifically comprises the following steps:
the method comprises the following steps: crushing: and (3) putting 120 parts of fine sand into a vibration crushing device, performing vibration crushing on the fine sand back and forth at the speed of 260 revolutions per minute for 15 minutes, and taking out the fine sand after the fine sand is crushed for 2.36 mm.
Step two: drying: and (3) placing the fine sand, 150 parts of cement and 80 parts of short fibers processed in the step one into a drying device, setting the drying temperature to be 60 ℃, drying for 10 minutes until the drying rate reaches 87%, removing the water, taking out the fine sand, placing the fine sand, the cement and the short fibers aside after the water is completely removed, cooling to room temperature of 36 ℃, and placing the fine sand, the cement and the short fibers aside for later use.
Step three: preparing a modifier: 50 parts of rubber powder, 30 parts of methyl cellulose, 30 parts of duralumin fiber and 15 parts of acrylic acid salt are placed into a stirring kettle and stirred for 10 minutes at the speed of 100 revolutions per minute, meanwhile, the stirring temperature is set to 80 ℃, the materials are fully mixed, then, 5 parts of water reducing agent, 6 parts of water repellent, 10 parts of water ash and 15 parts of dispersed emulsion powder are added, the materials are fully stirred for 5 minutes at the speed of 60 revolutions per minute, the materials are taken out after the materials are fully mixed, and the modifier is prepared after the materials are cooled to 45 ℃ and are kept stand for 10 minutes.
Step four: preparation of the polymer: adding 80 parts of epoxy emulsion, 30 parts of ammonium polyphosphate, 30 parts of melamine, 15 parts of pentaerythritol, 80 parts of resin powder, 40 parts of polyphenylene sulfide fiber and 30 parts of polyimide into a stirring and vibrating device, stirring at a stirring speed of 100 revolutions per minute for 10 minutes, adjusting the vibration speed to 600 revolutions per minute, vibrating for 5 minutes, setting the temperature at 60 ℃, standing for 12 minutes after the materials are fully mixed, and taking out the materials to obtain the polymer.
Step five: preparing polymer mortar: and (3) adding the fine sand, the cement, the short fibers and the polymer treated in the step two into a stirring kettle, stirring at the speed of 60 revolutions per minute for 10 minutes at the temperature of 50 ℃, keeping the temperature for 5 minutes after the fine sand, the cement, the short fibers and the polymer are fully mixed at the temperature of 60 ℃, and standing for 5 minutes at the same time to obtain the polymer mortar.
Step six: preparing waterproof mortar: and then adding a modifier into the polymer mortar, stirring for 20 minutes at 160 revolutions per minute, setting the temperature to 70 ℃, fully mixing, standing for 5 minutes, taking out, cooling to room temperature, taking out to obtain the waterproof mortar, and taking out and placing in filling equipment.
Step seven: filling: select a plurality of braided bags, dry to its braided bag to inside adopting the naked eye to observe each braided bag, prevent that other xenogenesis impurity from appearing in the braided bag inside, treat that it inspects and put into filling equipment filling opening department after finishing, and fill with 60kg bag filling volume, utilize clean polyamide fibre to clean braided bag encapsulation mouthful inner wall, guarantee that the encapsulation mouthful is clean and tidy futilely.
Step eight: packaging: adopt encapsulation equipment to press from both sides tight fixedly to the braided bag to encapsulate all around along braided bag encapsulation mouth, whether the encapsulation mouth has the small opening problem after the encapsulation finishes, put into the apotheca again after the inspection encapsulation is qualified, and store under the condition with 23 + -2 ℃ RH 50%.
The polymer cement waterproof mortar prepared in the above examples 1 to 4 was subjected to performance tests in four groups, respectively, to obtain the following reference values:
as can be seen from the above table, the raw materials cooperation proportion is moderate in embodiment 3, when normal use, wherein the infiltration resistance pressure is bigger and bigger, thereby the anti-seepage effect is better, waterproof is also higher and higher, and compressive strength and rupture strength also are excellent, thereby waterproof nature and rupture strength also show more and more excellent, make structural connection between the polymer inseparabler, make it have difficult hydrophilicity, outside rainwater is difficult for corroding into after condensing when using, thereby the waterproof mortar waterproof nature of producing is higher, compensate the moisture resistance of polymer, and it is higher to improve its impermeability, and bonding strength also shows excellently, thereby make waterproof mortar, the adhesion degree is higher, make things convenient for the construction more in the use, be favorable to improving the efficiency of construction.
And finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (10)
1. A production process of polymer cement waterproof mortar is characterized by comprising the following steps: the method specifically comprises the following steps:
the method comprises the following steps: crushing: putting 80-120 parts of fine sand into a vibration crushing device, and performing sufficient vibration crushing at the speed of 200-300 rpm for 10-15 minutes, and taking out after the fine sand is crushed for 2.36-4.75 mm.
Step two: drying: and (3) placing 150 parts of the fine sand, 100 parts of cement and 50-80 parts of short fibers treated in the step one into drying equipment, setting the drying temperature to be 60-70 ℃, removing the water, taking out the fine sand, the cement and the short fibers after the water is completely removed, placing the fine sand, the cement and the short fibers aside after the fine sand, the cement and the short fibers are cooled for 10-15 minutes and cooled to room temperature of 36-40 ℃ for standby.
Step three: preparing a modifier: 30-50 parts of rubber powder, 10-30 parts of methyl cellulose, 20-30 parts of duralumin and 10-15 parts of acrylic acid salt are placed into a stirring kettle and stirred for 10-15 minutes at the speed of 100 plus materials and 120 revolutions per minute, meanwhile, the stirring temperature is set to 80-90 ℃, the mixture is fully mixed, then 4-8 parts of water reducing agent, 5-10 parts of water repellent, 5-10 parts of water-cement ratio and 10-15 parts of dispersed emulsion powder are added, the mixture is fully stirred for 5-10 minutes at the speed of 60-80 revolutions per minute, the mixture is taken out after full mixing, and the emulsion powder is cooled to 45-55 ℃ and then stands for 10-15 minutes to obtain the modifier.
Step four: preparation of the polymer: 50-80 parts of epoxy emulsion, 20-30 parts of ammonium polyphosphate, 20-30 parts of melamine, 10-15 parts of pentaerythritol, 50-80 parts of resin powder, 30-40 parts of polyphenylene sulfide fiber and 10-30 parts of polyimide are added into a stirring and vibrating device, stirred for 10-15 minutes, vibrated for 5-15 minutes at the vibration rate of 600 revolutions per minute, set at the temperature of 60-80 ℃, kept stand for 10-15 minutes after being fully mixed, and taken out to prepare the polymer.
Step five: preparing polymer mortar: and (3) adding the fine sand, the cement, the short fibers and the polymer treated in the step two into a stirring kettle, stirring at the speed of 60-80 rpm for 10-15 minutes, setting the temperature to be 50-80 ℃, preserving the heat after fully mixing the fine sand, the cement, the short fibers and the polymer, and standing for 5 minutes to obtain the polymer mortar.
Step six: preparing waterproof mortar: and then adding a modifier into the polymer mortar, stirring for 20 minutes at the speed of 150-180 r/min, setting the temperature to be 60-70 ℃, fully mixing, standing for 5 minutes, taking out, cooling to room temperature, taking out to obtain the waterproof mortar, and taking out and placing in filling equipment.
Step seven: filling: select a plurality of braided bags, dry to its braided bag to inside adopting the naked eye to observe each braided bag, prevent that other xenogenesis impurity from appearing in the braided bag inside, treat that it inspects and put into filling equipment filling opening department after finishing, and fill with 60kg bag filling volume, utilize clean polyamide fibre to clean braided bag encapsulation mouthful inner wall, guarantee that the encapsulation mouthful is clean and tidy futilely.
Step eight: packaging: adopt encapsulation equipment to press from both sides tight fixedly to the braided bag to encapsulate along braided bag encapsulation mouth all around, check the encapsulation mouth after the encapsulation and whether have the small opening problem, put into the apotheca again after the inspection encapsulation is qualified, and store under 23 + -2 ℃ RH 50% -60%'s the condition.
2. The process for producing polymer cement waterproof mortar according to claim 1, wherein: in the second step, the drying time is set to be 10-20 minutes, and the drying rate reaches 87%.
3. The process for producing polymer cement waterproof mortar according to claim 1, wherein: and cooling in the second step by adopting rapid cooling equipment, wherein the cooling time is set to be 10-15 minutes.
4. The process for producing polymer cement waterproof mortar according to claim 1, wherein: the water reducing agent in the third step is one or the combination of more than two of lignosulfonate, naphthalenesulfonate, sulfonated melamine formaldehyde resin, powdered polycarboxylic acid and casein.
5. The process for producing polymer cement waterproof mortar according to claim 1, wherein: and the water repellent is mixed with water according to the proportion of 1:5 or 1: 10.
6. The process for producing polymer cement waterproof mortar according to claim 1, wherein: the water-cement ratio in the third step is that the ratio of portland cement, ordinary portland cement and slag cement is 1:3:5, blending.
7. The process for producing polymer cement waterproof mortar according to claim 1, wherein: the stirring speed in the fourth step is 100-120 r/min.
8. The process for producing polymer cement waterproof mortar according to claim 1, wherein: and in the step five, the heat preservation operation is carried out for 5 minutes at the temperature of 60 ℃.
9. The process for producing polymer cement waterproof mortar according to claim 1, wherein: and seventhly, sleeving a leakage-proof bag in the woven bag, wherein the vertical cross-sectional area of the leakage-proof bag is smaller than that of the woven bag.
10. The process for producing polymer cement waterproof mortar according to claim 1, wherein: and in the seventh step, the cleaning and wiping times are 3-5.
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| CN202011249081.0A CN112279573A (en) | 2020-11-10 | 2020-11-10 | Production process of polymer cement waterproof mortar |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115028417A (en) * | 2022-07-15 | 2022-09-09 | 重庆中铠嘉业环保砂浆有限公司 | Premixed plastering waterproof mortar based on high-performance composite material and preparation process thereof |
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| CN104446191A (en) * | 2014-11-12 | 2015-03-25 | 广西启利新材料科技股份有限公司 | Tile bonding glue prepared from red mud |
| CN104829193A (en) * | 2015-04-13 | 2015-08-12 | 重庆邦瑞新材料有限公司 | Modified forming cement board |
| CN205652573U (en) * | 2016-04-28 | 2016-10-19 | 龙南县格林庭园用品有限公司 | High strength braided bag |
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| CN108751861A (en) * | 2018-07-13 | 2018-11-06 | 江苏乐通彩业新型建材有限公司 | A kind of preparation method of polymer-modified waterproof mortar |
| CN109466154A (en) * | 2018-10-19 | 2019-03-15 | 德阳科吉高新材料有限责任公司 | A kind of manufacturing method of cement-base composite material |
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| CN104446191A (en) * | 2014-11-12 | 2015-03-25 | 广西启利新材料科技股份有限公司 | Tile bonding glue prepared from red mud |
| CN104829193A (en) * | 2015-04-13 | 2015-08-12 | 重庆邦瑞新材料有限公司 | Modified forming cement board |
| CN205652573U (en) * | 2016-04-28 | 2016-10-19 | 龙南县格林庭园用品有限公司 | High strength braided bag |
| CN106592902A (en) * | 2016-12-06 | 2017-04-26 | 威骏（湖北）高新实业股份有限公司 | Low-temperature far-infrared integral electric heating tender porcelain decorative material and preparation method thereof |
| CN108751861A (en) * | 2018-07-13 | 2018-11-06 | 江苏乐通彩业新型建材有限公司 | A kind of preparation method of polymer-modified waterproof mortar |
| CN109466154A (en) * | 2018-10-19 | 2019-03-15 | 德阳科吉高新材料有限责任公司 | A kind of manufacturing method of cement-base composite material |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115028417A (en) * | 2022-07-15 | 2022-09-09 | 重庆中铠嘉业环保砂浆有限公司 | Premixed plastering waterproof mortar based on high-performance composite material and preparation process thereof |
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Application publication date: 20210129 |