CN114106283A - Polyurethane composite material and preparation method and system thereof - Google Patents
Polyurethane composite material and preparation method and system thereof Download PDFInfo
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- CN114106283A CN114106283A CN202111297841.XA CN202111297841A CN114106283A CN 114106283 A CN114106283 A CN 114106283A CN 202111297841 A CN202111297841 A CN 202111297841A CN 114106283 A CN114106283 A CN 114106283A
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- 229920002635 polyurethane Polymers 0.000 title claims abstract description 42
- 239000004814 polyurethane Substances 0.000 title claims abstract description 42
- 239000002131 composite material Substances 0.000 title claims abstract description 29
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- 239000004088 foaming agent Substances 0.000 claims abstract description 32
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000003063 flame retardant Substances 0.000 claims abstract description 30
- 239000012948 isocyanate Substances 0.000 claims abstract description 23
- 150000002513 isocyanates Chemical class 0.000 claims abstract description 23
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 18
- 239000011347 resin Substances 0.000 claims abstract description 15
- 229920005989 resin Polymers 0.000 claims abstract description 15
- 239000003054 catalyst Substances 0.000 claims abstract description 14
- 239000006260 foam Substances 0.000 claims abstract description 14
- 239000003381 stabilizer Substances 0.000 claims abstract description 14
- 239000002994 raw material Substances 0.000 claims abstract description 5
- 239000000203 mixture Substances 0.000 claims abstract 7
- 238000003756 stirring Methods 0.000 claims description 50
- IMNIMPAHZVJRPE-UHFFFAOYSA-N triethylenediamine Chemical group C1CN2CCN1CC2 IMNIMPAHZVJRPE-UHFFFAOYSA-N 0.000 claims description 30
- RGSFGYAAUTVSQA-UHFFFAOYSA-N Cyclopentane Chemical compound C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 claims description 24
- NNPPMTNAJDCUHE-UHFFFAOYSA-N isobutane Chemical compound CC(C)C NNPPMTNAJDCUHE-UHFFFAOYSA-N 0.000 claims description 24
- 238000002156 mixing Methods 0.000 claims description 22
- -1 polysiloxane Polymers 0.000 claims description 22
- 229920000058 polyacrylate Polymers 0.000 claims description 15
- 229920001296 polysiloxane Polymers 0.000 claims description 15
- 239000004094 surface-active agent Substances 0.000 claims description 15
- 238000010438 heat treatment Methods 0.000 claims description 12
- DMEGYFMYUHOHGS-UHFFFAOYSA-N heptamethylene Natural products C1CCCCCC1 DMEGYFMYUHOHGS-UHFFFAOYSA-N 0.000 claims description 12
- 239000001282 iso-butane Substances 0.000 claims description 12
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 9
- 238000005303 weighing Methods 0.000 claims description 6
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 3
- 239000000126 substance Substances 0.000 abstract description 3
- ADCOVFLJGNWWNZ-UHFFFAOYSA-N antimony trioxide Chemical compound O=[Sb]O[Sb]=O ADCOVFLJGNWWNZ-UHFFFAOYSA-N 0.000 description 16
- BZQKBFHEWDPQHD-UHFFFAOYSA-N 1,2,3,4,5-pentabromo-6-[2-(2,3,4,5,6-pentabromophenyl)ethyl]benzene Chemical compound BrC1=C(Br)C(Br)=C(Br)C(Br)=C1CCC1=C(Br)C(Br)=C(Br)C(Br)=C1Br BZQKBFHEWDPQHD-UHFFFAOYSA-N 0.000 description 8
- 239000000463 material Substances 0.000 description 6
- 239000000049 pigment Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/62—Polymers of compounds having carbon-to-carbon double bonds
- C08G18/6216—Polymers of alpha-beta ethylenically unsaturated carboxylic acids or of derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0014—Use of organic additives
- C08J9/0019—Use of organic additives halogenated
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0066—Use of inorganic compounding ingredients
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0095—Mixtures of at least two compounding ingredients belonging to different one-dot groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
- C08J9/141—Hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K3/2279—Oxides; Hydroxides of metals of antimony
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/02—Halogenated hydrocarbons
- C08K5/03—Halogenated hydrocarbons aromatic, e.g. C6H5-CH2-Cl
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2101/00—Manufacture of cellular products
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/20—Ternary blends of expanding agents
- C08J2203/202—Ternary blends of expanding agents of physical blowing agents
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The invention relates to the technical field of chemical product preparation, in particular to a polyurethane composite material and a preparation method and a system thereof, wherein the polyurethane composite material comprises the following raw materials in parts by weight: the polyurethane composition comprises, by weight, 35-60 parts of resin, 40-53 parts of modified isocyanate, 1-2 parts of a foam stabilizer, 0.5-0.8 part of a catalyst, 0.2-0.8 part of a foaming agent, 2-3.5 parts of a flame retardant and 11-15 parts of a curing agent, can be quickly cured without harm to the environment when used, and solves the problems that the existing polyurethane composition is long in curing time and has certain harm to the environment.
Description
Technical Field
The invention relates to the technical field of chemical product preparation, in particular to a polyurethane composite material and a preparation method and a system thereof.
Background
The paint is a kind of chemical product made of resin and oil, and contains pigment or does not contain pigment. The coating can be dried and formed into a film when being coated on the surface of an object, so that the surface of the coated object is isolated from an environmental medium, thereby playing a role in protecting and decorating the coated object.
The polyurethane composite material in the current market has longer curing time and has certain harm to the environment.
Disclosure of Invention
The invention aims to provide a polyurethane composite material and a preparation method and a system thereof, and aims to solve the problems that the existing polyurethane composite material is long in curing time and has certain harm to the environment.
In order to achieve the purpose, the invention provides a polyurethane composite material and a preparation method and a system thereof, wherein the polyurethane composite material comprises the following raw materials in parts by weight: 35-60 parts of resin, 40-53 parts of modified isocyanate, 1-2 parts of foam stabilizer, 0.5-0.8 part of catalyst, 0.2-0.8 part of foaming agent, 2-3.5 parts of flame retardant and 11-15 parts of curing agent.
Wherein the resin is a halogen-free benzene-free modified high hydroxyl value acrylic polymer.
Wherein the foam stabilizer is a polysiloxane surfactant.
Wherein the catalyst is triethylene diamine.
The foaming agent is prepared by mixing cyclopentane, n-butane and isobutane in proportion, wherein the weight ratio of cyclopentane: n-butane: the weight part ratio of the isobutane is 8-9: 0.6-1.
The invention also provides a preparation method of the polyurethane composite material, which comprises the following steps:
weighing 35-60 parts of resin, 40-53 parts of modified isocyanate, 1-2 parts of foam stabilizer, 0.5-0.8 part of catalyst, 0.2-0.8 part of foaming agent, 2-3.5 parts of flame retardant and 11-15 parts of curing agent in sequence;
mixing 35-60 parts of resin, 40-53 parts of modified isocyanate, 1-2 parts of foam stabilizer, 0.5-0.8 part of catalyst, 0.2-0.8 part of foaming agent and 2-3.5 parts of flame retardant, and stirring and heating in the mixing process;
and adding 11-15 parts of curing agent, and continuously stirring to obtain the polyurethane composite material.
The invention also provides a system for preparing the polyurethane composite material, which comprises a box body, a mounting plate and a stirring structure, wherein the mounting plate is fixedly connected with the box body, the stirring structure comprises a motor and a stirring rod, the motor is fixedly mounted at the top of the mounting plate, the stirring rod is fixedly connected with the output end of the motor, the stirring rod is positioned in the box body, and a plurality of stirring blades are arranged on the periphery of the stirring rod.
According to the polyurethane combined material and the preparation method and system thereof, the polyurethane combined material is composed of 35-60 parts of resin, 40-53 parts of modified isocyanate, 1-2 parts of foam stabilizer, 0.5-0.8 part of catalyst, 0.2-0.8 part of foaming agent, 2-3.5 parts of flame retardant and 11-15 parts of curing agent, and can be rapidly cured without harm to the environment when in use, so that the problems that the existing polyurethane combined material is long in curing time and has certain harm to the environment are solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a flow chart of a preparation method of a polyurethane composite material provided by the invention.
Fig. 2 is a structural sectional view of a system for preparing a polyurethane composite according to the present invention.
1-box body, 2-mounting plate, 3-stirring structure, 31-motor, 32-stirring rod and 321-stirring blade.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
Referring to fig. 1 and 2, the present invention provides a polyurethane composite material, which comprises the following raw materials by weight: 35-60 parts of resin, 40-53 parts of modified isocyanate, 1-2 parts of foam stabilizer, 0.5-0.8 part of catalyst, 0.2-0.8 part of foaming agent, 2-3.5 parts of flame retardant and 11-15 parts of curing agent.
Further, the resin is a halogen-free benzene-free modified high hydroxyl value acrylic polymer.
Further, the foam stabilizer is a polysiloxane surfactant.
Further, the catalyst is triethylene diamine.
Further, the foaming agent is prepared by mixing cyclopentane, n-butane and isobutane in proportion, wherein the weight ratio of cyclopentane: n-butane: the weight part ratio of the isobutane is 8-9: 0.6-1.
Further, the flame retardant is prepared by mixing antimony trioxide and decabromodiphenylethane in proportion, wherein the antimony trioxide is as follows: the weight ratio of the decabromodiphenylethane is 1: 1.
Further, the curing agent is polyhexamethylene diisocyanate.
The invention also provides a preparation method of the polyurethane composite material, which comprises the following steps:
mixing 35-60 parts of resin, 40-53 parts of modified isocyanate, 1-2 parts of foam stabilizer, 0.5-0.8 part of catalyst, 0.2-0.8 part of foaming agent and 2-3.5 parts of flame retardant, and stirring and heating at the stirring speed of 2000-3000 r/min and the heating temperature of 50-70 ℃ in the mixing process;
and adding 11-15 parts of curing agent, and continuously stirring at the stirring speed of 2500-3000 r/min to obtain the polyurethane composite material.
The invention also provides a system for preparing the polyurethane composite material, which comprises a box body 1, a mounting plate 2 and a stirring structure 3, wherein the mounting plate 2 is fixedly connected with the box body 1, the stirring structure 3 comprises a motor 31 and a stirring rod 32, the motor 31 is fixedly mounted at the top of the mounting plate 2, the stirring rod 32 is fixedly connected with the output end of the motor 31, the stirring rod 32 is positioned in the box body 1, and a plurality of stirring blades 321 are arranged on the periphery of the stirring rod 32.
The mounting panel 2 through a plurality of bolts with box 1 is fixed, motor 31 fixed mounting the top of mounting panel 2, motor 31 is right puddler 32 drives, makes puddler 32 can the inside of box 1 rotates, makes stirring vane 321 can stir above-mentioned raw materials.
Example 1:
weighing 35 parts of halogen-free benzene-free modified high-hydroxyl-value acrylic polymer, 40 parts of modified isocyanate, 1 part of polysiloxane surfactant, 0.5 part of triethylene diamine, 0.2 part of foaming agent, 2 parts of flame retardant and 11 parts of curing agent in sequence, wherein the foaming agent is prepared from cyclopentane: n-butane: the isobutane is prepared from 8:0.6:0.6 parts by weight, and the flame retardant is prepared from antimony trioxide: decabromodiphenylethane is prepared according to the weight portion of 1: 1;
mixing 35 parts of halogen-free benzene-free modified high-hydroxyl-value acrylic polymer, 40 parts of modified isocyanate, 1 part of polysiloxane surfactant, 0.5 part of triethylene diamine, 0.2 part of foaming agent and 2 parts of flame retardant, and stirring and heating at 2000r/min and 50 ℃ in the mixing process;
and adding 11 parts of polyhexamethylene diisocyanate, and continuously stirring at the stirring speed of 2500r/min to obtain the polyurethane composite material.
Example 2:
weighing 40 parts of halogen-free benzene-free modified high-hydroxyl-value acrylic polymer, 42 parts of modified isocyanate, 1.2 parts of polysiloxane surfactant, 0.6 part of triethylene diamine, 0.3 part of foaming agent, 2.3 parts of flame retardant and 12 parts of curing agent in sequence, wherein the foaming agent is prepared from cyclopentane: n-butane: the isobutane is prepared from 8.2:0.7:0.7 parts by weight, and the flame retardant is prepared from antimony trioxide: decabromodiphenylethane is prepared according to the weight portion of 1: 1;
mixing 40 parts of halogen-free benzene-free modified high-hydroxyl-value acrylic polymer, 42 parts of modified isocyanate, 1.2 parts of polysiloxane surfactant, 0.6 part of triethylene diamine, 0.3 part of foaming agent and 2.3 parts of flame retardant, and stirring and heating at the stirring speed of 2200r/min and the heating temperature of 55 ℃ in the mixing process;
and adding 12 parts of polyhexamethylene diisocyanate, and continuously stirring at the stirring speed of 2600r/min to obtain the polyurethane composite material.
Example 3:
weighing 45 parts of halogen-free benzene-free modified high-hydroxyl-value acrylic polymer, 45 parts of modified isocyanate, 1.5 parts of polysiloxane surfactant, 0.6 part of triethylene diamine, 0.5 part of foaming agent, 2.8 parts of flame retardant and 13 parts of curing agent in sequence, wherein the foaming agent is prepared from cyclopentane: n-butane: the isobutane is prepared from 8.5:0.8:0.8 parts by weight, and the flame retardant is prepared from antimony trioxide: decabromodiphenylethane is prepared according to the weight portion of 1: 1;
mixing 45 parts of halogen-free benzene-free modified high-hydroxyl-value acrylic polymer, 45 parts of modified isocyanate, 1.5 parts of polysiloxane surfactant, 0.6 part of triethylene diamine, 0.5 part of foaming agent and 2.8 parts of flame retardant, and stirring and heating at 2500r/min and 60 ℃ in the mixing process;
and adding 13 parts of polyhexamethylene diisocyanate, and continuing stirring at the stirring speed of 2700r/min to obtain the polyurethane composite material.
Example 4:
weighing 55 parts of halogen-free benzene-free modified high-hydroxyl-value acrylic polymer, 49 parts of modified isocyanate, 1.7 parts of polysiloxane surfactant, 0.7 part of triethylene diamine, 0.5 part of foaming agent, 3 parts of flame retardant and 13 parts of curing agent in sequence, wherein the foaming agent is prepared from cyclopentane: n-butane: the isobutane is prepared from 8.6:0.7:0.7 parts by weight, and the flame retardant is prepared from antimony trioxide: decabromodiphenylethane is prepared according to the weight portion of 1: 1;
mixing 55 parts of halogen-free benzene-free modified high-hydroxyl-value acrylic polymer, 49 parts of modified isocyanate, 1.7 parts of polysiloxane surfactant, 0.7 part of triethylene diamine, 0.5 part of foaming agent and 3 parts of flame retardant, and stirring and heating at the stirring speed of 2700r/min and the heating temperature of 60 ℃ in the mixing process;
and adding 13 parts of polyhexamethylene diisocyanate, and continuously stirring at the stirring speed of 2750r/min to obtain the polyurethane composite material.
Example 5:
58 parts of halogen-free benzene-free modified high-hydroxyl-value acrylic polymer, 50 parts of modified isocyanate, 1.8 parts of polysiloxane surfactant, 0.7 part of triethylene diamine, 0.6 part of foaming agent, 3.2 parts of flame retardant and 14 parts of curing agent are weighed in sequence, wherein the foaming agent is prepared from cyclopentane: n-butane: the isobutane is prepared from 8.9:0.9:0.9 parts by weight, and the flame retardant is prepared from antimony trioxide: decabromodiphenylethane is prepared according to the weight portion of 1: 1;
mixing 58 parts of halogen-free benzene-free modified high-hydroxyl-value acrylic polymer, 50 parts of modified isocyanate, 1.8 parts of polysiloxane surfactant, 0.7 part of triethylene diamine, 0.6 part of foaming agent and 3.2 parts of flame retardant, and stirring and heating at 2800r/min and 65 ℃ in the mixing process;
and adding 14 parts of polyhexamethylene diisocyanate, and continuously stirring at the stirring speed of 2800r/min to obtain the polyurethane composite material.
Example 6:
60 parts of halogen-free benzene-free modified high-hydroxyl-value acrylic polymer, 53 parts of modified isocyanate, 2 parts of polysiloxane surfactant, 0.8 part of triethylene diamine, 0.8 part of foaming agent, 3.5 parts of flame retardant and 15 parts of curing agent are weighed in sequence, wherein the foaming agent is prepared from cyclopentane: n-butane: the isobutane is prepared from 9:1:1 parts by weight, and the flame retardant is prepared from antimony trioxide: decabromodiphenylethane is prepared according to the weight portion of 1: 1;
mixing 60 parts of halogen-free benzene-free modified high-hydroxyl-value acrylic polymer, 53 parts of modified isocyanate, 2 parts of polysiloxane surfactant, 0.8 part of triethylene diamine, 0.8 part of foaming agent and 3.5 parts of flame retardant, and stirring and heating at 2900r/min and 70 ℃ in the mixing process;
and adding 15 parts of polyhexamethylene diisocyanate, and continuously stirring at the stirring speed of 3000r/min to obtain the polyurethane composite material.
According to the polyurethane combined material and the preparation method and system thereof, the polyurethane combined material is composed of 35-60 parts of resin, 40-53 parts of modified isocyanate, 1-2 parts of foam stabilizer, 0.5-0.8 part of catalyst, 0.2-0.8 part of foaming agent, 2-3.5 parts of flame retardant and 11-15 parts of curing agent, and can be rapidly cured without harm to the environment when in use, so that the problems that the existing polyurethane combined material is long in curing time and has certain harm to the environment are solved.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. A polyurethane composite material is characterized in that,
the polyurethane composite material comprises the following raw materials in parts by weight: 35-60 parts of resin, 40-53 parts of modified isocyanate, 1-2 parts of foam stabilizer, 0.5-0.8 part of catalyst, 0.2-0.8 part of foaming agent, 2-3.5 parts of flame retardant and 11-15 parts of curing agent.
2. The polyurethane composition according to claim 1,
the resin is halogen-free benzene-free modified high hydroxyl value acrylic polymer.
3. The polyurethane composition according to claim 2,
the foam stabilizer is a polysiloxane surfactant.
4. The polyurethane composition according to claim 3,
the catalyst is triethylene diamine.
5. The polyurethane composition according to claim 4,
the foaming agent is prepared by mixing cyclopentane, n-butane and isobutane in proportion, wherein the weight ratio of cyclopentane: n-butane: the weight part ratio of the isobutane is 8-9: 0.6-1.
6. The preparation method of the polyurethane composite material as claimed in claim 5, which comprises the following steps:
weighing 35-60 parts of resin, 40-53 parts of modified isocyanate, 1-2 parts of foam stabilizer, 0.5-0.8 part of catalyst, 0.2-0.8 part of foaming agent, 2-3.5 parts of flame retardant and 11-15 parts of curing agent in sequence;
mixing 35-60 parts of resin, 40-53 parts of modified isocyanate, 1-2 parts of foam stabilizer, 0.5-0.8 part of catalyst, 0.2-0.8 part of foaming agent and 2-3.5 parts of flame retardant, and stirring and heating in the mixing process;
and adding 11-15 parts of curing agent, and continuously stirring to obtain the polyurethane composite material.
7. A system for preparing the polyurethane composition of claim 5,
including box, mounting panel and stirring structure, the mounting panel with box fixed connection, the stirring structure includes motor and puddler, motor fixed mounting be in the top of mounting panel, the puddler with the output fixed connection of motor, the puddler is located the inside of box, the week side of puddler is provided with a plurality of stirring vane.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111297841.XA CN114106283A (en) | 2021-11-04 | 2021-11-04 | Polyurethane composite material and preparation method and system thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111297841.XA CN114106283A (en) | 2021-11-04 | 2021-11-04 | Polyurethane composite material and preparation method and system thereof |
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| CN202111297841.XA Pending CN114106283A (en) | 2021-11-04 | 2021-11-04 | Polyurethane composite material and preparation method and system thereof |
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| CN1394927A (en) * | 2002-05-16 | 2003-02-05 | 复旦大学 | Preparation method of high scratch resistance nano compound polyurethane paint |
| CN103492468A (en) * | 2011-04-29 | 2014-01-01 | 拜耳知识产权有限责任公司 | Polyurethane foam and method for producing same |
| CN104650709A (en) * | 2015-03-11 | 2015-05-27 | 江苏欣安新材料技术有限公司 | Two-component polyurethane ultra-thin steel structure fireproof coating and preparation technology thereof |
| CN108192128A (en) * | 2017-12-29 | 2018-06-22 | 广西通祥投资有限公司 | Polyurethane heated board combination material |
| CN109021281A (en) * | 2018-07-04 | 2018-12-18 | 北京京大律业知识产权代理有限公司 | A kind of composite foamable agent and its purposes for preparing polyurethane foam |
| CN214234014U (en) * | 2020-11-13 | 2021-09-21 | 天津开发区科泰化工新材料开发有限公司 | Environment-friendly polyurethane pavement paint production device |
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| CN1394927A (en) * | 2002-05-16 | 2003-02-05 | 复旦大学 | Preparation method of high scratch resistance nano compound polyurethane paint |
| CN103492468A (en) * | 2011-04-29 | 2014-01-01 | 拜耳知识产权有限责任公司 | Polyurethane foam and method for producing same |
| CN104650709A (en) * | 2015-03-11 | 2015-05-27 | 江苏欣安新材料技术有限公司 | Two-component polyurethane ultra-thin steel structure fireproof coating and preparation technology thereof |
| CN108192128A (en) * | 2017-12-29 | 2018-06-22 | 广西通祥投资有限公司 | Polyurethane heated board combination material |
| CN109021281A (en) * | 2018-07-04 | 2018-12-18 | 北京京大律业知识产权代理有限公司 | A kind of composite foamable agent and its purposes for preparing polyurethane foam |
| CN214234014U (en) * | 2020-11-13 | 2021-09-21 | 天津开发区科泰化工新材料开发有限公司 | Environment-friendly polyurethane pavement paint production device |
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Application publication date: 20220301 |