CN111073593A - High polymer molecule modified waterproof anticorrosion resin daub and preparation method thereof - Google Patents
High polymer molecule modified waterproof anticorrosion resin daub and preparation method thereof Download PDFInfo
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- CN111073593A CN111073593A CN201911315570.9A CN201911315570A CN111073593A CN 111073593 A CN111073593 A CN 111073593A CN 201911315570 A CN201911315570 A CN 201911315570A CN 111073593 A CN111073593 A CN 111073593A
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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
- C09J183/00—Adhesives based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Adhesives based on derivatives of such polymers
- C09J183/10—Block or graft copolymers containing polysiloxane sequences
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- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
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- 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
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- C—CHEMISTRY; METALLURGY
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- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
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Abstract
The invention provides a high polymer molecule modified waterproof anticorrosion resin daub and a preparation method thereof, relating to the field of resin daub materials and comprising the following components in parts by weight: 60-80 parts of POSS modified epoxy resin, 5-10 parts of liquid chloroprene rubber, 5-10 parts of liquid polysulfide rubber, 5-10 parts of carboxyl-terminated polybutadiene, 10-15 parts of talcum powder, 10-15 parts of modified clay, 1-5 parts of N550 carbon black, 4-8 parts of expanded vitrified micro-beads, 4-8 parts of expanded polyphenyl particles, 5-10 parts of polycrystalline alumina fiber, 1-3 parts of 2,4, 6-tri (dimethylaminomethyl) phenol, 1-3 parts of polypropylene glycol diglycidyl ether, 0.1-1 part of aminosilane, 0.1-1 part of vinyl triethoxysilane, 3-6 parts of polyethylene wax, 1-3 parts of hydroxyethyl cellulose, 1-3 parts of thixotropic agent, 5-10 parts of binding agent, 5-10 parts of diluent and 1-2 parts of curing agent, the high polymer molecule modified waterproof anticorrosion resin daub has excellent mechanical properties, excellent crack resistance, permeability resistance, pressure resistance, alkali resistance, acid resistance and salt corrosion resistance, and various properties meet the use requirements.
Description
Technical Field
The invention relates to the field of resin daub materials, in particular to high polymer molecule modified waterproof anticorrosive resin daub and a preparation method thereof.
Background
With the rapid development of economy in China, a large number of buildings are pulled out, but cracks are often generated on the walls of the buildings, so that the cracks are caused by a plurality of reasons, such as uneven settlement of foundations and irregular expansion of wall materials caused by temperature change. The traditional joint sealing glue is generally added with an organic solvent, which poses potential threats to human bodies and environment, has poor waterproof and anticorrosive performance, and is easy to peel off after a period of time, or brings much inconvenience to production and construction due to the complex process.
The resin daub is a high polymer molecule modified base high polymer waterproof anticorrosion material. The high polymer latex is prepared by introducing imported epoxy resin modified latex, adding domestic chloroprene rubber latex and polyacrylate, synthesizing rubber, various emulsifiers, modified latex and the like. Adding base material, proper amount of chemical assistant and stuffing, plasticating, mixing, rolling and other steps to obtain the waterproof anticorrosive polymer material. The resin daub latex has the advantages of durability, impermeability, compactness, extremely high bonding force and extremely strong waterproof and anticorrosion effects. Can resist the corrosion of soda production medium, urea, ammonium nitrate, seawater hydrochloric acid and acid-base salt, and can be used for treating building walls and floors and filling joints of underground engineering waterproof engineering.
The epoxy daub is a filler prepared from epoxy resin, diluent, curing agent and powdery filler (pyroxene powder, graphite powder and the like) according to a certain proportion, and is the most commonly used daub in anticorrosion construction. In the using process, the daub is often found to fall off and crack in different degrees after being cured and used for a period of time, so that the anticorrosion effect is influenced, the service life is reduced, and the epoxy resin has good mechanical property, thermal property and electrical property and is widely applied to the fields of machinery, chemical engineering, aerospace and the like. Epoxy resin can form a highly crosslinked three-dimensional network structure during curing, molecular chains are not easy to slide, so that the epoxy resin has large internal stress and brittle property after curing, cracks are easy to generate, and the impact resistance and the anti-cracking performance are poor, so that the epoxy daub prepared from the epoxy resin has poor waterproof and anti-corrosion performance.
Chinese patent CN 103880331A discloses epoxy resin cement for building joint filling, which comprises a component A and a component B, wherein the component A comprises the following materials in parts by mass: 80-120 parts of bisphenol A epoxy resin, 10-30 parts of active dilution toughening agent, 5-10 parts of fumed silica and 180 parts of talcum powder; the component B comprises the following materials in parts by mass: 10-30 parts of active dilution toughening agent, 40-50 parts of alicyclic amine curing agent, 220 parts of talcum powder and 2-6 parts of accelerator; the invention has low cost, convenient operation, fast curing and high toughness, and can be cured in a humid environment.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a high polymer molecule modified waterproof anticorrosive resin daub and a preparation method thereof.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme:
the high polymer molecule modified waterproof anticorrosive resin daub comprises the following components in parts by weight:
60-80 parts of POSS modified epoxy resin, 5-10 parts of liquid chloroprene rubber, 5-10 parts of liquid polysulfide rubber, 5-10 parts of carboxyl-terminated polybutadiene, 10-15 parts of talcum powder, 10-15 parts of modified clay, 1-5 parts of N550 carbon black, 4-8 parts of expanded vitrified micro-beads, 4-8 parts of expanded polyphenyl granules and 5-10 parts of polycrystalline alumina fiber, 1-3 parts of 2,4, 6-tri (dimethylaminomethyl) phenol, 1-3 parts of polypropylene glycol diglycidyl ether, 0.1-1 part of aminosilane, 0.1-1 part of vinyl triethoxysilane, 3-6 parts of polyethylene wax, 1-3 parts of hydroxyethyl cellulose, 1-3 parts of thixotropic agent, 5-10 parts of binding agent, 5-10 parts of diluent and 1-2 parts of curing agent.
Further, the paint comprises the following components in parts by weight:
70 parts of POSS modified epoxy resin, 6 parts of liquid chloroprene rubber, 8 parts of liquid polysulfide rubber, 5 parts of carboxyl-terminated polybutadiene, 12 parts of talcum powder, 15 parts of modified clay, 3 parts of N550 carbon black, 6 parts of expanded vitrified micro-beads, 5 parts of expanded polyphenyl particles, 10 parts of polycrystalline alumina fibers, 2 parts of 2,4, 6-tri (dimethylaminomethyl) phenol, 3 parts of polypropylene glycol diglycidyl ether, 0.5 part of aminosilane, 0.2 part of vinyltriethoxysilane, 6 parts of polyethylene wax, 3 parts of hydroxyethyl cellulose, 3 parts of thixotropic agent, 5 parts of bonding agent, 5 parts of diluting agent and 1 part of curing agent.
Further, the paint comprises the following components in parts by weight:
80 parts of POSS modified epoxy resin, 5 parts of liquid chloroprene rubber, 10 parts of liquid polysulfide rubber, 5 parts of carboxyl-terminated polybutadiene, 12 parts of talcum powder, 10 parts of modified clay, 1 part of N550 carbon black, 6 parts of expanded vitrified micro-beads, 4 parts of expanded polyphenyl particles, 5 parts of polycrystalline alumina fibers, 1 part of 2,4, 6-tri (dimethylaminomethyl) phenol, 2 parts of polypropylene glycol diglycidyl ether, 0.1 part of aminosilane, 0.2 part of vinyltriethoxysilane, 5 parts of polyethylene wax, 1 part of hydroxyethyl cellulose, 2 parts of thixotropic agent, 8 parts of bonding agent, 5 parts of diluent and 1 part of curing agent.
Further, the preparation method of the POSS modified epoxy resin comprises the following steps:
adding POSS, epoxy resin and diethylene diamine into tetrahydrofuran, heating to reflux and stirring to mix uniformly, cooling to 30-40 ℃, adding diaminodiphenylmethane, distilling out part of tetrahydrofuran under reduced pressure to be system viscous, injecting the viscous mixture into a mold, placing the mold in a heating box, heating to 80-100 ℃ for 4-6h for the first time, heating to 150-160 ℃ for 1-2h for the second time, naturally cooling to room temperature, demolding and crushing to obtain the POSS modified epoxy resin.
Furthermore, the first-stage heating rate is 10-20 ℃/min, and the second-stage heating rate is 2-5 ℃/min.
Further, the thixotropic agent is organic bentonite and castor oil in a weight ratio of 1-5: 1-5 are compounded.
Further, the binding agent is polyvinyl alcohol and polyamide resin in a weight ratio of 1-5: 1-5 are compounded.
Further, the diluent is formed by mixing propylene oxide butyl ether and a common solvent, wherein the common solvent is one or more of acetone, methyl ethyl ketone, cyclohexanone, benzene, toluene, xylene, n-butanol, ethanol, isopropanol and styrene.
Further, the curing agent is any one of ethylenediamine, hexamethylenediamine, diethylenetriamine, triethylenetetramine and diethylaminopropylamine.
The preparation method of the polymer molecule modified waterproof anticorrosive resin daub specifically comprises the following steps:
POSS modified epoxy resin, liquid chloroprene rubber, liquid polysulfide rubber, carboxyl-terminated polybutadiene, talcum powder, modified clay, N550 carbon black, expanded vitrified micro-beads, expanded polyphenyl particles, polycrystalline alumina fibers, 2,4, 6-tris (dimethylaminomethyl) phenol, polypropylene glycol diglycidyl ether, aminosilane, vinyl triethoxysilane, polyethylene wax, hydroxyethyl cellulose, a thixotropic agent, a bonding agent and a diluent are added into a sand mill to be dispersed at a high speed for 2-5h, and the mixture is discharged and then is uniformly mixed with a curing agent.
(III) advantageous effects
The invention provides a high polymer molecule modified waterproof anticorrosion resin daub and a preparation method thereof, and the high polymer molecule modified waterproof anticorrosion resin daub has the following beneficial effects:
compared with common epoxy resin, the internal bonding viscosity of the POSS modified epoxy resin is greatly improved, on one hand, POSS is added into the epoxy resin and then suspended in the epoxy resin as particles, the movement of the epoxy resin is delayed due to the existence of POSS particles, on the other hand, POSS reacts with the epoxy resin and grafted, the molecules become larger, the viscosity is correspondingly improved, the resin cement can be effectively prevented from flowing and falling, the construction is easier, liquid chloroprene rubber and liquid polysulfide rubber are used as composite toughening components, the liquid chloroprene rubber and the liquid polysulfide rubber both belong to heterochain polar rubber, the rest epoxy resin can form an island phase structure, the toughness of the resin cement is improved to a certain extent, the brittleness is improved, the polycrystalline alumina fiber is soft and elastic, and the crystal material and the fiber material are integrated, so that the heat preservation performance of the resin cement can be effectively improved, and the resin cement can also be used as fibrous skeleton, the high polymer molecule modified waterproof anticorrosive resin mortar has excellent mechanical property, excellent crack resistance, permeability resistance, compression resistance, alkali resistance, acid resistance and salt corrosion resistance, and various properties meeting the use requirements.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some embodiments of the present invention, but not all 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 high polymer molecule modified waterproof anticorrosive resin daub comprises the following components in parts by weight:
70 parts of POSS modified epoxy resin, 6 parts of liquid chloroprene rubber, 8 parts of liquid polysulfide rubber, 5 parts of carboxyl-terminated polybutadiene, 12 parts of talcum powder, 15 parts of modified clay, 3 parts of N550 carbon black, 6 parts of expanded vitrified micro-beads, 5 parts of expanded polyphenyl particles, 10 parts of polycrystalline alumina fiber, 2 parts of 2,4, 6-tri (dimethylaminomethyl) phenol, 3 parts of polypropylene glycol diglycidyl ether, 0.5 part of aminosilane, 0.2 part of vinyltriethoxysilane, 6 parts of polyethylene wax, 3 parts of hydroxyethyl cellulose, organobentonite and castor oil according to the weight ratio of 1: 1, 3 parts of thixotropic agent, polyvinyl alcohol and polyamide resin which are compounded according to the weight ratio of 5: 1, 5 parts of a binding agent compounded by 1, 5 parts of a diluent compounded by epoxypropane butyl ether and acetone, and 1 part of curing agent ethylenediamine.
The preparation method of the POSS modified epoxy resin comprises the following steps:
adding POSS, epoxy resin and diethylene diamine into tetrahydrofuran, heating to reflux and stirring to uniformly mix, cooling to 30 ℃, adding diaminodiphenylmethane, evaporating part of tetrahydrofuran under reduced pressure to be system viscous, injecting the viscous mixture into a mold, placing the mold in a heating box, heating to 90 ℃ for 5 hours in a first section at a heating speed of 15 ℃/min, heating to 150 ℃ in a second section at a heating speed of 2 ℃/min, and demolding and crushing after naturally cooling to room temperature to obtain the POSS modified epoxy resin.
The preparation method of the polymer molecule modified waterproof anticorrosive resin daub comprises the following steps:
POSS modified epoxy resin, liquid chloroprene rubber, liquid polysulfide rubber, carboxyl-terminated polybutadiene, talcum powder, modified clay, N550 carbon black, expanded vitrified micro-beads, expanded polyphenyl particles, polycrystalline alumina fibers, 2,4, 6-tris (dimethylaminomethyl) phenol, polypropylene glycol diglycidyl ether, aminosilane, vinyl triethoxysilane, polyethylene wax, hydroxyethyl cellulose, a thixotropic agent, a bonding agent and a diluent are added into a sand mill to be dispersed at a high speed for 5 hours, and the mixture is stirred and mixed uniformly with the curing agent after discharging.
Example 2:
the high polymer molecule modified waterproof anticorrosive resin daub comprises the following components in parts by weight:
80 parts of POSS modified epoxy resin, 5 parts of liquid chloroprene rubber, 10 parts of liquid polysulfide rubber, 5 parts of carboxyl-terminated polybutadiene, 12 parts of talcum powder, 10 parts of modified clay, 1 part of N550 carbon black, 6 parts of expanded vitrified micro-beads, 4 parts of expanded polyphenyl particles, 5 parts of polycrystalline alumina fibers, 1 part of 2,4, 6-tri (dimethylaminomethyl) phenol, 2 parts of polypropylene glycol diglycidyl ether, 0.1 part of aminosilane, 0.2 part of vinyltriethoxysilane, 5 parts of polyethylene wax, 1 part of hydroxyethyl cellulose, organobentonite and castor oil according to the weight ratio of 5: 1, 2 parts of thixotropic agent, polyvinyl alcohol and polyamide resin which are compounded according to the weight ratio of 3: 2 8 parts of a binding agent compounded by 8 parts of epoxypropane butyl ether and acetone, 5 parts of a diluent compounded by 5 parts of curing agent ethylenediamine.
The preparation method of the POSS modified epoxy resin comprises the following steps:
adding POSS, epoxy resin and diethylene diamine into tetrahydrofuran, heating to reflux and stirring to uniformly mix, cooling to 30 ℃, adding diaminodiphenylmethane, evaporating part of tetrahydrofuran under reduced pressure to be system viscous, injecting the viscous mixture into a mold, placing the mold in a heating box, heating to 100 ℃ for heat preservation for 6h at the first stage at the first temperature rise speed of 10 ℃/min, heating to 150 ℃ at the second stage for heat preservation for 1h at the second temperature rise speed of 2 ℃/min, naturally cooling to room temperature, demolding and crushing to obtain the POSS modified epoxy resin.
The preparation method of the polymer molecule modified waterproof anticorrosive resin daub comprises the following steps:
POSS modified epoxy resin, liquid chloroprene rubber, liquid polysulfide rubber, carboxyl-terminated polybutadiene, talcum powder, modified clay, N550 carbon black, expanded vitrified micro-beads, expanded polyphenyl particles, polycrystalline alumina fibers, 2,4, 6-tris (dimethylaminomethyl) phenol, polypropylene glycol diglycidyl ether, aminosilane, vinyl triethoxysilane, polyethylene wax, hydroxyethyl cellulose, a thixotropic agent, a bonding agent and a diluent are added into a sand mill to be dispersed at a high speed for 2 hours, and the mixture is stirred and mixed uniformly with the curing agent after discharging.
Example 3:
the high polymer molecule modified waterproof anticorrosive resin daub comprises the following components in parts by weight:
60 parts of POSS modified epoxy resin, 10 parts of liquid chloroprene rubber, 5 parts of liquid polysulfide rubber, 5 parts of carboxyl-terminated polybutadiene, 14 parts of talcum powder, 15 parts of modified clay, 2 parts of N550 carbon black, 6 parts of expanded vitrified micro-beads, 4 parts of expanded polyphenyl particles, 5 parts of polycrystalline alumina fiber, 3 parts of 2,4, 6-tri (dimethylaminomethyl) phenol, 1 part of polypropylene glycol diglycidyl ether, 0.1 part of aminosilane, 0.5 part of vinyltriethoxysilane, 5 parts of polyethylene wax, 1 part of hydroxyethyl cellulose, organobentonite and castor oil according to the weight ratio of 5: 2, 1 part of thixotropic agent, polyvinyl alcohol and polyamide resin which are compounded according to the weight ratio of 1: 3 5 parts of a binding agent, 8 parts of a diluent and 1 part of curing agent ethylenediamine, wherein the diluent is compounded by epoxypropane butyl ether and acetone.
The preparation method of the POSS modified epoxy resin comprises the following steps:
adding POSS, epoxy resin and diethylene diamine into tetrahydrofuran, heating to reflux and stirring to uniformly mix, cooling to 30 ℃, adding diaminodiphenylmethane, evaporating part of tetrahydrofuran under reduced pressure to be system viscous, injecting the viscous mixture into a mold, placing the mold in a heating box, heating to 100 ℃ for heat preservation for 6h at the first stage at the first temperature rise speed of 12 ℃/min, heating to 150 ℃ at the second stage at the second temperature rise speed of 3 ℃/min, naturally cooling to room temperature, demolding and crushing to obtain the POSS modified epoxy resin.
The preparation method of the polymer molecule modified waterproof anticorrosive resin daub comprises the following steps:
POSS modified epoxy resin, liquid chloroprene rubber, liquid polysulfide rubber, carboxyl-terminated polybutadiene, talcum powder, modified clay, N550 carbon black, expanded vitrified micro-beads, expanded polyphenyl particles, polycrystalline alumina fibers, 2,4, 6-tris (dimethylaminomethyl) phenol, polypropylene glycol diglycidyl ether, aminosilane, vinyl triethoxysilane, polyethylene wax, hydroxyethyl cellulose, a thixotropic agent, a bonding agent and a diluent are added into a sand mill to be dispersed at a high speed for 3 hours, and the mixture is stirred and mixed uniformly with the curing agent after discharging.
Example 4:
the high polymer molecule modified waterproof anticorrosive resin daub comprises the following components in parts by weight:
60 parts of POSS modified epoxy resin, 5 parts of liquid chloroprene rubber, 5 parts of liquid polysulfide rubber, 10 parts of carboxyl-terminated polybutadiene, 15 parts of talcum powder, 15 parts of modified clay, 5 parts of N550 carbon black, 8 parts of expanded vitrified micro-beads, 8 parts of expanded polyphenyl particles, 5 parts of polycrystalline alumina fibers, 1 part of 2,4, 6-tris (dimethylaminomethyl) phenol, 2 parts of polypropylene glycol diglycidyl ether, 0.5 part of aminosilane, 0.1 part of vinyltriethoxysilane, 4 parts of polyethylene wax, 2 parts of hydroxyethyl cellulose, organobentonite and castor oil according to the weight ratio of 2: 1, 2 parts of thixotropic agent, polyvinyl alcohol and polyamide resin which are compounded according to the weight ratio of 3: 1 10 parts of a binding agent compounded by 10 parts of epoxypropane butyl ether and acetone compounded by 5 parts of a diluent and 1 part of curing agent ethylenediamine.
The preparation method of the POSS modified epoxy resin comprises the following steps:
adding POSS, epoxy resin and diethylene diamine into tetrahydrofuran, heating to reflux and stirring to uniformly mix, cooling to 30 ℃, adding diaminodiphenylmethane, evaporating part of tetrahydrofuran under reduced pressure to be system viscous, injecting the viscous mixture into a mold, placing the mold in a heating box, heating to 100 ℃ for 5h at a first temperature rise speed of 15 ℃/min for the first time, heating to 150 ℃ for 1h at a second temperature rise speed of 5 ℃/min for the second time, naturally cooling to room temperature, demolding and crushing to obtain the POSS modified epoxy resin.
The preparation method of the polymer molecule modified waterproof anticorrosive resin daub comprises the following steps:
POSS modified epoxy resin, liquid chloroprene rubber, liquid polysulfide rubber, carboxyl-terminated polybutadiene, talcum powder, modified clay, N550 carbon black, expanded vitrified micro-beads, expanded polyphenyl particles, polycrystalline alumina fibers, 2,4, 6-tris (dimethylaminomethyl) phenol, polypropylene glycol diglycidyl ether, aminosilane, vinyl triethoxysilane, polyethylene wax, hydroxyethyl cellulose, a thixotropic agent, a bonding agent and a diluent are added into a sand mill to be dispersed at a high speed for 5 hours, and the mixture is stirred and mixed uniformly with the curing agent after discharging.
Example 5:
the high polymer molecule modified waterproof anticorrosive resin daub comprises the following components in parts by weight:
60 parts of POSS modified epoxy resin, 10 parts of liquid chloroprene rubber, 5 parts of liquid polysulfide rubber, 10 parts of carboxyl-terminated polybutadiene, 10 parts of talcum powder, 15 parts of modified clay, 1 part of N550 carbon black, 8 parts of expanded vitrified micro-beads, 4 parts of expanded polyphenyl particles, 10 parts of polycrystalline alumina fibers, 1 part of 2,4, 6-tris (dimethylaminomethyl) phenol, 3 parts of polypropylene glycol diglycidyl ether, 0.1 part of aminosilane, 1 part of vinyltriethoxysilane, 3 parts of polyethylene wax, 3 parts of hydroxyethyl cellulose, organobentonite and castor oil in a weight ratio of 1: 5, 1 part of thixotropic agent, polyvinyl alcohol and polyamide resin which are compounded according to the weight ratio of 5: 1 10 parts of a binding agent, 5 parts of a diluent and 2 parts of curing agent ethylenediamine, wherein the diluent is compounded by epoxypropane butyl ether and acetone.
The preparation method of the POSS modified epoxy resin comprises the following steps:
adding POSS, epoxy resin and diethylene diamine into tetrahydrofuran, heating to reflux and stirring to uniformly mix, cooling to 30 ℃, adding diaminodiphenylmethane, evaporating part of tetrahydrofuran under reduced pressure to be system viscous, injecting the viscous mixture into a mold, placing the mold in a heating box, heating to 100 ℃ for heat preservation for 4h at a first temperature rise speed of 20 ℃/min for the first time, heating to 150 ℃ for heat preservation for 2h at a second temperature rise speed of 2 ℃/min for the second time, naturally cooling to room temperature, demolding and crushing to obtain the POSS modified epoxy resin.
The preparation method of the polymer molecule modified waterproof anticorrosive resin daub comprises the following steps:
POSS modified epoxy resin, liquid chloroprene rubber, liquid polysulfide rubber, carboxyl-terminated polybutadiene, talcum powder, modified clay, N550 carbon black, expanded vitrified micro-beads, expanded polyphenyl particles, polycrystalline alumina fibers, 2,4, 6-tris (dimethylaminomethyl) phenol, polypropylene glycol diglycidyl ether, aminosilane, vinyl triethoxysilane, polyethylene wax, hydroxyethyl cellulose, a thixotropic agent, a bonding agent and a diluent are added into a sand mill to be dispersed at a high speed for 5 hours, and the mixture is stirred and mixed uniformly with the curing agent after discharging.
Example 6:
the high polymer molecule modified waterproof anticorrosive resin daub comprises the following components in parts by weight:
80 parts of POSS modified epoxy resin, 5 parts of liquid chloroprene rubber, 10 parts of liquid polysulfide rubber, 5 parts of carboxyl-terminated polybutadiene, 15 parts of talcum powder, 10 parts of modified clay, 5 parts of N550 carbon black, 4 parts of expanded vitrified micro-beads, 8 parts of expanded polyphenyl particles, 5 parts of polycrystalline alumina fiber, 3 parts of 2,4, 6-tri (dimethylaminomethyl) phenol, 1 part of polypropylene glycol diglycidyl ether, 1 part of aminosilane, 0.1 part of vinyl triethoxysilane, 6 parts of polyethylene wax, 1 part of hydroxyethyl cellulose, organobentonite and castor oil according to the weight ratio of 5: 1, 3 parts of thixotropic agent, polyvinyl alcohol and polyamide resin which are compounded according to the weight ratio of 1: 5 parts of a binding agent compounded by 5 parts, 10 parts of a diluent compounded by epoxypropane butyl ether and acetone and 1 part of curing agent ethylenediamine.
The preparation method of the POSS modified epoxy resin comprises the following steps:
adding POSS, epoxy resin and diethylene diamine into tetrahydrofuran, heating to reflux and stirring to uniformly mix, cooling to 40 ℃, adding diaminodiphenylmethane, evaporating part of tetrahydrofuran under reduced pressure to be system viscous, injecting the viscous mixture into a mold, placing the mold in a heating box, heating to 80 ℃ for heat preservation for 6h at the first stage at the heating speed of 10 ℃/min, heating to 160 ℃ at the second stage for heat preservation for 1h at the heating speed of 5 ℃/min, naturally cooling to room temperature, demolding and crushing to obtain the POSS modified epoxy resin.
The preparation method of the polymer molecule modified waterproof anticorrosive resin daub comprises the following steps:
POSS modified epoxy resin, liquid chloroprene rubber, liquid polysulfide rubber, carboxyl-terminated polybutadiene, talcum powder, modified clay, N550 carbon black, expanded vitrified micro-beads, expanded polyphenyl particles, polycrystalline alumina fibers, 2,4, 6-tris (dimethylaminomethyl) phenol, polypropylene glycol diglycidyl ether, aminosilane, vinyl triethoxysilane, polyethylene wax, hydroxyethyl cellulose, a thixotropic agent, a bonding agent and a diluent are added into a sand mill to be dispersed at a high speed for 2 hours, and the mixture is stirred and mixed uniformly with the curing agent after discharging.
Example 7:
the high polymer molecule modified waterproof anticorrosive resin daub comprises the following components in parts by weight:
60 parts of POSS modified epoxy resin, 10 parts of liquid chloroprene rubber, 10 parts of liquid polysulfide rubber, 10 parts of carboxyl-terminated polybutadiene, 15 parts of talcum powder, 10 parts of modified clay, 2 parts of N550 carbon black, 4 parts of expanded vitrified micro-beads, 5 parts of expanded polyphenyl particles, 5 parts of polycrystalline alumina fibers, 2,4, 6-tris (dimethylaminomethyl) phenol, 1 part of polypropylene glycol diglycidyl ether, 0.1 part of aminosilane, 0.1 part of vinyltriethoxysilane, 3 parts of polyethylene wax, 1 part of hydroxyethyl cellulose, organobentonite and castor oil in a weight ratio of 2: 1, 3 parts of thixotropic agent, polyvinyl alcohol and polyamide resin which are compounded according to the weight ratio of 3: 1 10 parts of a binding agent, 5 parts of a diluent and 2 parts of curing agent ethylenediamine, wherein the diluent is compounded by epoxypropane butyl ether and acetone.
The preparation method of the POSS modified epoxy resin comprises the following steps:
adding POSS, epoxy resin and diethylene diamine into tetrahydrofuran, heating to reflux and stirring to uniformly mix, cooling to 30 ℃, adding diaminodiphenylmethane, evaporating part of tetrahydrofuran under reduced pressure to be system viscous, injecting the viscous mixture into a mold, placing the mold in a heating box, heating to 80 ℃ for heat preservation for 6h at a first temperature rise speed of 20 ℃/min for the first time, heating to 150 ℃ for heat preservation for 1h at a second temperature rise speed of 2 ℃/min for the second time, naturally cooling to room temperature, demolding and crushing to obtain the POSS modified epoxy resin.
The preparation method of the polymer molecule modified waterproof anticorrosive resin daub comprises the following steps:
POSS modified epoxy resin, liquid chloroprene rubber, liquid polysulfide rubber, carboxyl-terminated polybutadiene, talcum powder, modified clay, N550 carbon black, expanded vitrified micro-beads, expanded polyphenyl particles, polycrystalline alumina fibers, 2,4, 6-tris (dimethylaminomethyl) phenol, polypropylene glycol diglycidyl ether, aminosilane, vinyl triethoxysilane, polyethylene wax, hydroxyethyl cellulose, a thixotropic agent, a bonding agent and a diluent are added into a sand mill to be dispersed at a high speed for 5 hours, and the mixture is stirred and mixed uniformly with the curing agent after discharging.
Example 8:
the high polymer molecule modified waterproof anticorrosive resin daub comprises the following components in parts by weight:
80 parts of POSS modified epoxy resin, 10 parts of liquid chloroprene rubber, 10 parts of liquid polysulfide rubber, 10 parts of carboxyl-terminated polybutadiene, 15 parts of talcum powder, 15 parts of modified clay, 5 parts of N550 carbon black, 8 parts of expanded vitrified micro-beads, 8 parts of expanded polyphenyl particles, 10 parts of polycrystalline alumina fibers, 3 parts of 2,4, 6-tri (dimethylaminomethyl) phenol, 3 parts of polypropylene glycol diglycidyl ether, 1 part of aminosilane, 1 part of vinyltriethoxysilane, 6 parts of polyethylene wax, 3 parts of hydroxyethyl cellulose, organobentonite and castor oil according to a weight ratio of 1: 1, 3 parts of thixotropic agent, polyvinyl alcohol and polyamide resin which are compounded according to the weight ratio of 1: 1 10 parts of a binding agent, 10 parts of a diluent and 2 parts of a curing agent ethylenediamine, wherein the diluent is compounded by epoxypropane butyl ether and acetone.
The preparation method of the POSS modified epoxy resin comprises the following steps:
adding POSS, epoxy resin and diethylene diamine into tetrahydrofuran, heating to reflux and stirring to uniformly mix, cooling to 40 ℃, adding diaminodiphenylmethane, evaporating part of tetrahydrofuran under reduced pressure to be system viscous, injecting the viscous mixture into a mold, placing the mold in a heating box, heating to 100 ℃ for 6h at a first temperature rise speed of 20 ℃/min for the first time, heating to 160 ℃ for 2h at a second temperature rise speed of 5 ℃/min for the second time, naturally cooling to room temperature, demolding and crushing to obtain the POSS modified epoxy resin.
The preparation method of the polymer molecule modified waterproof anticorrosive resin daub comprises the following steps:
POSS modified epoxy resin, liquid chloroprene rubber, liquid polysulfide rubber, carboxyl-terminated polybutadiene, talcum powder, modified clay, N550 carbon black, expanded vitrified micro-beads, expanded polyphenyl particles, polycrystalline alumina fibers, 2,4, 6-tris (dimethylaminomethyl) phenol, polypropylene glycol diglycidyl ether, aminosilane, vinyl triethoxysilane, polyethylene wax, hydroxyethyl cellulose, a thixotropic agent, a bonding agent and a diluent are added into a sand mill to be dispersed at a high speed for 5 hours, and the mixture is stirred and mixed uniformly with the curing agent after discharging.
The following table 1 shows the performance test results of the resin mortar of example 1 of the present invention:
table 1:
the following table 2 shows the results of the acid and alkali resistance tests of the resin mortar of example 1 of the present invention:
table 2:
| name of corrosive medium | Concentration of solution | Corrosion conditions |
| Sulfuric acid | PH＝2 | No drop and leakage after soaking for one year |
| Hydrochloric acid | 2％ | No drop and leakage after soaking for one year |
| Sodium hydroxide | 10％ | No drop and leakage after soaking for one year |
| Sodium chloride | Saturated solution | No drop and leakage after soaking for one year |
From the above table 1 and table 2, it can be seen that the polymer molecule modified waterproof anticorrosion resin mortar of the invention has excellent mechanical properties, excellent properties of crack resistance, permeability resistance, compression resistance, alkali resistance, acid resistance and salt corrosion resistance, and various properties meet the use requirements.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The high polymer molecule modified waterproof anticorrosive resin daub is characterized by comprising the following components in parts by weight:
60-80 parts of POSS modified epoxy resin, 5-10 parts of liquid chloroprene rubber, 5-10 parts of liquid polysulfide rubber, 5-10 parts of carboxyl-terminated polybutadiene, 10-15 parts of talcum powder, 10-15 parts of modified clay, 1-5 parts of N550 carbon black, 4-8 parts of expanded vitrified micro-beads, 4-8 parts of expanded polyphenyl granules and 5-10 parts of polycrystalline alumina fiber, 1-3 parts of 2,4, 6-tri (dimethylaminomethyl) phenol, 1-3 parts of polypropylene glycol diglycidyl ether, 0.1-1 part of aminosilane, 0.1-1 part of vinyl triethoxysilane, 3-6 parts of polyethylene wax, 1-3 parts of hydroxyethyl cellulose, 1-3 parts of thixotropic agent, 5-10 parts of binding agent, 5-10 parts of diluent and 1-2 parts of curing agent.
2. The polymer molecule modified waterproof and anticorrosive resin mastic as claimed in claim 1, which comprises the following components in parts by weight:
70 parts of POSS modified epoxy resin, 6 parts of liquid chloroprene rubber, 8 parts of liquid polysulfide rubber, 5 parts of carboxyl-terminated polybutadiene, 12 parts of talcum powder, 15 parts of modified clay, 3 parts of N550 carbon black, 6 parts of expanded vitrified micro-beads, 5 parts of expanded polyphenyl particles, 10 parts of polycrystalline alumina fibers, 2 parts of 2,4, 6-tri (dimethylaminomethyl) phenol, 3 parts of polypropylene glycol diglycidyl ether, 0.5 part of aminosilane, 0.2 part of vinyltriethoxysilane, 6 parts of polyethylene wax, 3 parts of hydroxyethyl cellulose, 3 parts of thixotropic agent, 5 parts of bonding agent, 5 parts of diluting agent and 1 part of curing agent.
3. The polymer molecule modified waterproof and anticorrosive resin mastic as claimed in claim 1, which comprises the following components in parts by weight:
80 parts of POSS modified epoxy resin, 5 parts of liquid chloroprene rubber, 10 parts of liquid polysulfide rubber, 5 parts of carboxyl-terminated polybutadiene, 12 parts of talcum powder, 10 parts of modified clay, 1 part of N550 carbon black, 6 parts of expanded vitrified micro-beads, 4 parts of expanded polyphenyl particles, 5 parts of polycrystalline alumina fibers, 1 part of 2,4, 6-tri (dimethylaminomethyl) phenol, 2 parts of polypropylene glycol diglycidyl ether, 0.1 part of aminosilane, 0.2 part of vinyltriethoxysilane, 5 parts of polyethylene wax, 1 part of hydroxyethyl cellulose, 2 parts of thixotropic agent, 8 parts of bonding agent, 5 parts of diluent and 1 part of curing agent.
4. The polymer molecule modified waterproof and anticorrosive resin mastic as claimed in claim 1, wherein the POSS modified epoxy resin is prepared by a method comprising:
adding POSS, epoxy resin and diethylene diamine into tetrahydrofuran, heating to reflux and stirring to mix uniformly, cooling to 30-40 ℃, adding diaminodiphenylmethane, distilling out part of tetrahydrofuran under reduced pressure to be system viscous, injecting the viscous mixture into a mold, placing the mold in a heating box, heating to 80-100 ℃ for 4-6h for the first time, heating to 150-160 ℃ for 1-2h for the second time, naturally cooling to room temperature, demolding and crushing to obtain the POSS modified epoxy resin.
5. The polymer molecule modified waterproof and anticorrosive resin mastic as claimed in claim 4, wherein the first-stage heating rate is 10-20 ℃/min and the second-stage heating rate is 2-5 ℃/min.
6. The polymer molecule modified waterproof and anticorrosive resin mastic as claimed in claim 4, wherein the thixotropic agent is organic bentonite and castor oil in a weight ratio of 1-5: 1-5 are compounded.
7. The polymer molecule modified waterproof and anticorrosive resin mastic as claimed in claim 4, wherein the binder is polyvinyl alcohol and polyamide resin in a weight ratio of 1-5: 1-5 are compounded.
8. The polymer molecule modified waterproof and anticorrosive resin mastic as claimed in claim 4, wherein the diluent is a mixture of butyl ether of propylene oxide and a common solvent, and the common solvent is one or more of acetone, methyl ethyl ketone, cyclohexanone, benzene, toluene, xylene, n-butanol, ethanol, isopropanol and styrene.
9. The polymer molecule-modified waterproof and anticorrosive resin mastic as claimed in claim 4, wherein the curing agent is any one of ethylenediamine, hexamethylenediamine, diethylenetriamine, triethylenetetramine and diethylaminopropylamine.
10. The method for preparing the polymer molecule modified waterproof and anticorrosive resin mastic according to any one of claims 1 to 9, comprising the following steps:
POSS modified epoxy resin, liquid chloroprene rubber, liquid polysulfide rubber, carboxyl-terminated polybutadiene, talcum powder, modified clay, N550 carbon black, expanded vitrified micro-beads, expanded polyphenyl particles, polycrystalline alumina fibers, 2,4, 6-tris (dimethylaminomethyl) phenol, polypropylene glycol diglycidyl ether, aminosilane, vinyl triethoxysilane, polyethylene wax, hydroxyethyl cellulose, a thixotropic agent, a bonding agent and a diluent are added into a sand mill to be dispersed at a high speed for 2-5h, and the mixture is discharged and then is uniformly mixed with a curing agent.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111608208A (en) * | 2020-05-19 | 2020-09-01 | 浙江鲁班建材科技股份有限公司 | Time-controllable water-absorbing expansion leakage-stopping pre-paved coiled material |
| CN111944470A (en) * | 2020-08-20 | 2020-11-17 | 中电保力（北京）科技有限公司 | Bi-component water-absorbing expansion daub and application thereof |
| CN113831774A (en) * | 2021-08-19 | 2021-12-24 | 上海化学工业区公共管廊有限公司 | Weather-proof and corrosion-proof integrated coating material and preparation method thereof |
-
2019
- 2019-12-19 CN CN201911315570.9A patent/CN111073593A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111608208A (en) * | 2020-05-19 | 2020-09-01 | 浙江鲁班建材科技股份有限公司 | Time-controllable water-absorbing expansion leakage-stopping pre-paved coiled material |
| CN111608208B (en) * | 2020-05-19 | 2022-01-11 | 浙江鲁班建材科技股份有限公司 | Time-controllable water-absorbing expansion leakage-stopping pre-paved coiled material |
| CN111944470A (en) * | 2020-08-20 | 2020-11-17 | 中电保力（北京）科技有限公司 | Bi-component water-absorbing expansion daub and application thereof |
| CN111944470B (en) * | 2020-08-20 | 2021-03-19 | 中电保力（北京）科技有限公司 | Bi-component water-absorbing expansion daub and application thereof |
| CN113831774A (en) * | 2021-08-19 | 2021-12-24 | 上海化学工业区公共管廊有限公司 | Weather-proof and corrosion-proof integrated coating material and preparation method thereof |
| CN113831774B (en) * | 2021-08-19 | 2022-09-27 | 上海化学工业区公共管廊有限公司 | Weather-proof and corrosion-proof integrated coating material and preparation method thereof |
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