CN112143365A - Nanometer fireproof heat-insulation high-transparency high-flexibility paint - Google Patents

Nanometer fireproof heat-insulation high-transparency high-flexibility paint Download PDF

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Publication number
CN112143365A
CN112143365A CN202011113983.1A CN202011113983A CN112143365A CN 112143365 A CN112143365 A CN 112143365A CN 202011113983 A CN202011113983 A CN 202011113983A CN 112143365 A CN112143365 A CN 112143365A
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percent
component
fireproof heat
paint
transparency
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王黄志
王灿义
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Shanghai Chengjian Environmental Protection Technology Co.,Ltd.
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Guangdong Shanglian New Material Technology Co ltd
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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
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D183/00—Coating compositions 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; Coating compositions based on derivatives of such polymers
    • C09D183/04—Polysiloxanes
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/18—Fireproof paints including high temperature resistant paints
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/10—Transparent films; Clear coatings; Transparent materials
    • 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

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paints Or Removers (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)

Abstract

The invention discloses a nanometer fireproof heat-insulating high-transparency high-flexibility paint, which has the technical scheme key points that: the composition is formed by mixing a component A and a component B, wherein the component A comprises the following components: 83-90% of a cross-linking agent A, 3-5% of a chain extender A, 1-6% of a coupling agent A and 2-6% of a solvent A, wherein the component B comprises the following components: 0.1-1% of polyester polyurethane 8.2-19.6 curing agent B, 0.8-2% of polyether modified organic silicon, 50-70% of ethanol, 5-13% of propylene glycol monomethyl ether, 0.5-1.5% of ethyl acetate, 2640.1-0.3% of antioxidant and 5-10% of pure distilled water.

Description

Nanometer fireproof heat-insulation high-transparency high-flexibility paint
The present case is the divisional application, specifically is application number: 2018105147956, the name is: a nanometer fireproof heat-insulating paint coating and a preparation method thereof are disclosed, and the application date is as follows: 2018.05.25.
[ technical field ] A method for producing a semiconductor device
The invention belongs to the technical field of fireproof materials, and particularly relates to a nanometer fireproof heat-insulation high-transparency high-flexibility paint.
[ background of the invention ]
Along with the improvement of living standard, in order to meet the requirements of various colors and beautiful decoration, the types of building construction materials are increased day by day, and meanwhile, higher requirements are put forward on the fireproof safety of the materials, which is clearly specified in the building design fireproof standard GB50016-2014, the fireproof design requirements of various places and buildings, the fireproof limit of the materials and the like, and the fireproof limit of the building partition plate is more than 2.5H, which indicates that the existing building materials can be burnt out under a high-temperature environment for a long time, so that the loss of lives and properties of people is brought, and the building materials which can resist the high temperature for a long time in the market are high in cost or can not achieve better decoration effect.
[ summary of the invention ]
The invention aims to overcome the defects of the prior art, and provides the nanometer fireproof heat-insulation high-transparency high-flexibility paint which is relatively low in cost and can cut off a fire source for a long time.
The invention also provides a preparation method of the nanometer fireproof heat-insulation high-transparency high-flexibility paint.
The technical scheme of the invention is as follows:
the nanometer fireproof heat-insulating high-transparency high-flexibility paint is formed by mixing a component A and a component B, wherein the component A comprises the following components:
Figure BDA0002729615620000021
the component B comprises the following components:
Figure BDA0002729615620000022
preferably, the crosslinking agent A is methyltrimethoxysilane, and the chain extender is dimethyldimethoxysilane.
Preferably, the coupling agent A is formed by mixing two or three of gamma- (2, 3-epoxypropoxy) propyl trimethoxy, silane (KH-560) and aluminate coupling agent.
Preferably, the solvent A is methanol.
Preferably, the polyester polyurethane is composed of the following components in percentage by mass in the component B:
Figure BDA0002729615620000031
preferably, the curing agent B is 1, 4-dimethylpiperazine.
Preferably, the corrosion inhibitor B is 2-phosphate-1, 2, 4-butane tricarboxylate (PBTCA), and the molecular structural formula is as follows:
Figure BDA0002729615620000032
the PBTCA has low phosphorus content, has structural characteristics of phosphoric acid and carboxylic acid, has better scale inhibition and corrosion inhibition performance, has performance superior to common organic phosphoric acid at high temperature, has stable molecular structure as a phosphorus source, and forms a polymer product with stable structure with other raw materials of the component B in the catalytic reaction of the component A.
Preferably, the used polycaprolactone diol is one of PCL500, PCL1000, PCL4000 and PCL6000, and the used plasticizing dispersant polyethylene glycol is one of PEG200, PEG400, PEG600, PEG800, PEG1000, PEG1500 and PEG 2000.
Preferably, the A component and the B component are mixed in a mass ratio of 1: 3.
A preparation method of a nanometer fireproof heat-insulation high-transparency high-flexibility paint comprises the following steps:
(1) the specific method for preparing the component A solution is as follows:
(a) dissolving aluminate coupling agent powder into a proper amount of methanol, and then adding KH560 silane coupling agent to prepare aluminate silane coupling agent solution;
(b) adding a proper amount of methanol solvent into chain extenders of the crosslinking agent methyl trimethoxysilane and the dimethyl dimethoxy silane for dilution and stirring to prepare a reaction solution for catalyzing, dispersing and leveling the component B;
(c) mixing the two solutions (a) and (b) in a sealed high-speed stirring container with a constant temperature of 16-20 ℃, stirring for 20-30 min at a high speed, observing the solubility of the solution until the solution is transparent and has no turbid matters, and storing at a constant temperature to obtain a component A solution for catalytic reaction;
(2) the component B is prepared by the following specific method:
(d) firstly, heating purified distilled water to 60-70 ℃, adding antioxidant BHT264 into the hot water, stirring for 5-10 min, and cooling to normal temperature for later use after the antioxidant is completely dissolved;
(e) sequentially adding a small amount of polycaprolactone diol, polytetrahydrofuran diol and butanediol into a container with a constant temperature of 16-20 ℃ according to the mass fraction requirement of the components of the formula, slowly adding an industrial solvent ethyl acetate for dilution and stirring for 15-25 min, then adding IPDI (isophorone diisocyanate), PEG (polyethylene glycol), a dispersion diluent propylene glycol monomethyl ether, slowly adding industrial alcohol ethanol for dilution and proportioning, stirring and blending for 20-30 min, then adding a corrosion inhibitor PBTCA (polybutyra-based ternary copolymer) and a curing catalyst 1, 4-dimethylpiperazine, blending and stirring for 10-15min, and adding an antioxidant solution completely dissolved and a leveling defoaming agent polyether modified organic silicone oil;
(f) injecting nitrogen into the solution in the step (e) in a closed container to remove redundant air in the container, stirring at a high speed for 20-30 min in a closed manner to obtain a component B, and cooling to normal temperature for later use;
(3) preparing the nano fireproof coating:
(g) and blending the room-temperature solutions of the A, B two components, stirring at a high speed for 1-2 h, and after stirring is finished, naturally dissipating air bubbles in the coating completely, thus obtaining the nanometer fireproof heat-insulating high-transparency high-flexibility paint.
Compared with the prior art, the invention has the following advantages:
the invention relates to a nanometer fireproof heat-insulating high-transparency high-flexibility paint which is prepared by blending A, B components: the component A is related cross-linking agent, coupling agent, chain extender or diluting solvent used by the component B; the component A comprises a cross-linking agent, a coupling agent and a chain extender, wherein the cross-linking agent, the coupling agent and the chain extender are prepared by uniformly mixing and stirring 80-95%, 1-5% and 3-5% of the three raw materials in mass ratio and dissolving in methanol, and are stored in a closed container with the constant temperature of 16 ℃, the component B is a polymerization reaction type polyester polyurethane aqueous solution, the raw materials are widely purchased and are common chemicals, the cost is low, the component A catalyzes the component B to fully react to form a high polymer with poor fluidity and excellent flame retardant effect under the high temperature condition, and a combination of a carbon source, a phosphorus source and the like is fully utilized to form a stable polymer, so that the fireproof performance and high adhesive force of the coating are ensured; the flexibility of the paint is enhanced by adding the PEG raw material, and the paint is colorless, transparent and slightly sour, so that the excellent high perspective effect and fireproof performance of the product are ensured, and the paint is coated on the surface of a building material, can block a fire source for a long time in a high-temperature environment and has low cost;
the preparation method of the nanometer fireproof heat-insulating high-transparency high-flexibility paint has the advantages of simple preparation process, convenient operation method, loose reaction conditions, extremely convenient process for preparing the paint, environmental protection, easy control, stable quality and suitability for industrial batch production.
[ detailed description ] embodiments
The invention is further described below with reference to specific examples:
a preparation method of a nanometer fireproof heat-insulating high-transparency high-flexibility paint comprises the following steps:
(1) the specific method for preparing the component A solution is as follows:
(a) dissolving aluminate coupling agent powder into a proper amount of methanol, and then adding KH560 silane coupling agent to prepare aluminate silane coupling agent solution;
(b) adding a proper amount of methanol solvent into chain extenders of the crosslinking agent methyl trimethoxysilane and the dimethyl dimethoxy silane for dilution and stirring to prepare a reaction solution for catalyzing, dispersing and leveling the component B;
(c) mixing the two solutions (a) and (b) in a sealed high-speed stirring container with a constant temperature of 16-20 ℃, stirring for 20-30 min at a high speed, observing the solubility of the solution until the solution is transparent and has no turbid matters, and storing at a constant temperature to obtain a component A solution for catalytic reaction;
(2) the component B is prepared by the following specific method:
(d) firstly, heating purified distilled water to 60-70 ℃, adding antioxidant BHT264 into the hot water, stirring for 5-10 min, and cooling to normal temperature for later use after the antioxidant is completely dissolved;
(e) sequentially adding a small amount of polycaprolactone diol, polytetrahydrofuran diol and butanediol into a container with a constant temperature of 16-20 ℃ according to the mass fraction requirement of the components of the formula, slowly adding an industrial solvent ethyl acetate for dilution and stirring for 15-25 min, then adding IPDI (isophorone diisocyanate), PEG (polyethylene glycol), a dispersion diluent propylene glycol monomethyl ether, slowly adding industrial alcohol ethanol for dilution and proportioning, stirring and blending for 20-30 min, then adding a corrosion inhibitor PBTCA (polybutyra-based ternary copolymer) and a curing catalyst 1, 4-dimethylpiperazine, blending and stirring for 10-15min, and adding an antioxidant solution completely dissolved and a leveling defoaming agent polyether modified organic silicone oil;
(f) injecting nitrogen into the solution in the step (e) in a closed container to remove redundant air in the container, stirring at a high speed for 20-30 min in a closed manner to obtain a component B, and cooling to normal temperature for later use;
(3) preparing the nano fireproof coating:
(g) and blending the room-temperature solutions of the A, B two components, stirring at a high speed for 1-2 h, and naturally dissipating air bubbles in the coating completely after stirring is finished, thus obtaining the nano fireproof coating.
Table 1: composition of component A in examples 1 to 4
Figure BDA0002729615620000071
Table 2: composition of B component in examples 1 to 4
Figure BDA0002729615620000072
Table 3: comparative tests are carried out on the nano fireproof heat-insulating high-transparency high-flexibility paint obtained in the examples 1 to 4 and the existing paint comparative examples 1 to 2 in the market (standard reference: GB12441-2005 finishing type fireproof paint standard)
Figure BDA0002729615620000081
The invention relates to a nanometer fireproof heat-insulating high-transparency high-flexibility paint which is prepared by blending A, B components: the component A is related cross-linking agent, coupling agent, chain extender or diluting solvent used by the component B; the component A comprises a cross-linking agent, a coupling agent and a chain extender, wherein the cross-linking agent, the coupling agent and the chain extender are prepared by uniformly mixing and stirring 80-95%, 1-5% and 3-5% of the three raw materials in mass ratio and dissolving in methanol, and are stored in a closed container with the constant temperature of 16 ℃, the component B is a polymerization reaction type polyester polyurethane aqueous solution, the raw materials are widely purchased and are common chemicals, the cost is low, the component A catalyzes the component B to fully react to form a high polymer with poor fluidity and excellent flame retardant effect under the high temperature condition, and a combination of a carbon source, a phosphorus source and the like is fully utilized to form a stable polymer, so that the fireproof performance and high adhesive force of the coating are ensured; the flexibility of the coating is enhanced by adding the PEG raw material, and the coating is colorless, transparent and slightly sour, so that the excellent high perspective effect and the fireproof performance of the product are ensured, the coating is coated on the surface of a building material, a fire source can be blocked for a long time in a high-temperature environment, the cost is low, the preparation process is simple, the operation method is convenient and fast, the reaction conditions are loose, the process for preparing the coating is extremely convenient, the environment is protected, the control is easy, the quality is stable, and the coating is suitable for industrial batch production.

Claims (4)

1. The nanometer fireproof heat-insulating high-transparency high-flexibility paint is characterized by being formed by mixing a component A and a component B, wherein the component A comprises the following components:
83 to 90 percent of cross-linking agent A,
3 to 5 percent of chain extender A,
1-6% of a coupling agent A,
2-6% of a solvent A,
the component B comprises the following components:
8.2 to 19.6 percent of polyester polyurethane,
0.1 to 1 percent of curing agent B,
0.8-2% of polyether modified organic silicon,
50-70% of ethanol,
5 to 13 percent of propylene glycol monomethyl ether,
0.5 to 1.5 percent of ethyl acetate,
2640.1 to 0.3 percent of antioxidant,
5-10% of pure distilled water;
the cross-linking agent A is methyltrimethoxysilane, the chain extender A is dimethyldimethoxysilane, and the coupling agent A is dimethyldimethoxysilane
Figure FDA0002729615610000011
Two or three of- (2, 3-epoxypropoxy) propyl trimethoxy, silane KH-560 and aluminate coupling agent are mixed, and the solvent A is methanol;
the polyester polyurethane consists of the following components in percentage by mass in the component B:
5 percent of polycaprolactone diol,
1 percent of polytetrahydrofuran diol,
5 percent of polyethylene glycol,
0.2 percent of butanediol,
0.4 percent of 2-phosphate-1, 2, 4-tricarboxylic acid butane (PBTCA),
5.6 percent of isophorone diisocyanate (IPDI).
2. The nanometer fireproof heat-insulation high-transparency high-flexibility paint as claimed in claim 1, wherein: the curing agent B is 1, 4-dimethylpiperazine.
3. The nanometer fireproof heat-insulation high-transparency high-flexibility paint as claimed in claim 1, wherein: the polycaprolactone diol used is one of PCL500, PCL1000, PCL4000 and PCL6000, the polyethylene glycol is used as a plasticizing dispersant, and the polyethylene glycol is one of PEG200, PEG400, PEG600, PEG800, PEG1000, PEG1500 and PEG 2000.
4. The nanometer fireproof heat-insulation high-transparency high-flexibility paint as claimed in claim 1, wherein: the component A and the component B are mixed in a mass ratio of 1: 3.
CN202011113983.1A 2018-05-25 2018-05-25 Nanometer fireproof heat-insulation high-transparency high-flexibility paint Pending CN112143365A (en)

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CN202011114000.6A Pending CN112251138A (en) 2018-05-25 2018-05-25 Nano fireproof heat-insulating coating and preparation method thereof
CN202011114006.3A Pending CN112226157A (en) 2018-05-25 2018-05-25 Preparation method of nano fireproof heat-insulating high-transparency high-flexibility paint
CN202011113983.1A Pending CN112143365A (en) 2018-05-25 2018-05-25 Nanometer fireproof heat-insulation high-transparency high-flexibility paint
CN202011114001.0A Pending CN112239628A (en) 2018-05-25 2018-05-25 Nano fireproof coating
CN202011113995.4A Pending CN112175517A (en) 2018-05-25 2018-05-25 Low-cost nanometer fireproof heat-insulation paint
CN201810514795.6A Active CN108753156B (en) 2018-05-25 2018-05-25 Nanometer fireproof heat-insulating paint coating and preparation method thereof
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CN112175517A (en) 2021-01-05
CN108753156A (en) 2018-11-06
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