CN112029061A - Preparation method of buoy material with high weather resistance - Google Patents
Preparation method of buoy material with high weather resistance Download PDFInfo
- Publication number
- CN112029061A CN112029061A CN202010857185.3A CN202010857185A CN112029061A CN 112029061 A CN112029061 A CN 112029061A CN 202010857185 A CN202010857185 A CN 202010857185A CN 112029061 A CN112029061 A CN 112029061A
- Authority
- CN
- China
- Prior art keywords
- parts
- reaction
- treatment
- preparing
- buoy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6603—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/6607—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
- C08G18/6611—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203 having at least three hydroxy groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B22/00—Buoys
- B63B22/16—Buoys specially adapted for marking a navigational route
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B5/00—Hulls characterised by their construction of non-metallic material
-
- 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
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3203—Polyhydroxy compounds
- C08G18/3206—Polyhydroxy compounds aliphatic
-
- 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
- C08G18/30—Low-molecular-weight compounds
- C08G18/34—Carboxylic acids; Esters thereof with monohydroxyl compounds
- C08G18/348—Hydroxycarboxylic acids
-
- 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
- C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
- C08G18/4018—Mixtures of compounds of group C08G18/42 with compounds of group C08G18/48
-
- 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
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
-
- 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
- C08G18/48—Polyethers
- C08G18/4833—Polyethers containing oxyethylene units
-
- 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
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6625—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/34
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
Landscapes
- Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Organic Chemistry (AREA)
- Polymers & Plastics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
Abstract
The invention discloses a preparation method of a high-weather-resistance buoy material, which belongs to the technical field of buoy processing and comprises the following steps: (1) preparing composite reinforced powder, (2) weighing raw materials, and (3) carrying out mixing reaction. The method has simple process steps, the manufactured buoy has obviously improved weather resistance, the service life of the buoy is well prolonged, and the service stability is high.
Description
Technical Field
The invention belongs to the technical field of buoy processing, and particularly relates to a preparation method of a buoy material with high weather resistance.
Background
The buoy is an important navigation aid facility for safe navigation of ships, has the main functions of marking the direction, the boundary and the navigation obstacles of a channel and revealing related channel information, and indicates a safe and economic channel for the navigation of the ships.
At present, buoy products made of a plurality of novel materials such as polyurethane, polycarbonate and the like appear, the use defects of the traditional buoy are overcome, the problems of long-term soaking breakage, weak weather resistance and the like also exist, and continuous improvement and progress are still needed.
Disclosure of Invention
The invention aims to provide a preparation method of a buoy material with high weather resistance.
The technical purpose of the invention is realized by the following technical scheme:
a preparation method of a buoy material with high weather resistance comprises the following steps:
(1) preparing composite reinforced powder:
a. placing the laminar graphite powder into an irradiation box for irradiation treatment, and taking out for later use;
b. b, immersing the graphite powder of the sheet layer treated in the operation a into a silane coupling agent, and filtering out for later use after ultrasonic treatment for 15-20 min;
c. blending zinc acetate dihydrate and a sodium hydroxide solution uniformly, adding the sheet layer graphite powder treated in the operation b, stirring uniformly at a high speed, heating for reaction for 3-5 hours, and finally performing suction filtration, washing and drying to obtain composite reinforced powder for later use;
(2) weighing raw materials:
weighing the following raw materials in parts by weight: 3-6 parts of the composite reinforced powder prepared in the step (1), 10-14 parts of epoxy resin, 35-40 parts of hexamethylene diisocyanate, 2-5 parts of 2, 2-dimethylolpropionic acid, 5-8 parts of glycerol, 0.8-1.5 parts of dibutyltin dilaurate, 36-48 parts of alkylated polyester diol and 3-5 parts of nonylphenol polyoxyethylene ether;
(3) mixing and reacting:
blending weighed hexamethylene diisocyanate, alkylated polyester diol and dibutyltin dilaurate, carrying out primary heating reaction for 2-3 h, then adding glycerol, 2-dimethylolpropionic acid and epoxy resin, carrying out secondary heating reaction for 1-2 h, finally adding the composite reinforced powder prepared in the step (1) and nonylphenol polyoxyethylene ether, carrying out tertiary heating reaction for 3-6 h, leading out the mixture into a mold after the reaction is finished, and demoulding and taking out the mixture after the reaction is finished.
Further, during the irradiation treatment in the operation a in the step (1), ultraviolet irradiation is controlled in the irradiation box, and the irradiation power is controlled to be 1200-1500W.
Further, the silane coupling agent in the operation b of the step (1) is any one of a silane coupling agent kh550, a silane coupling agent kh560 and a silane coupling agent kh 570.
Further, the ultrasonic frequency used in the ultrasonic treatment in the operation b of the step (1) is 450-600 kHz.
Further, the weight volume ratio of the zinc acetate dihydrate and the sodium hydroxide solution in the operation c of the step (1) is 1 g: 60-65 ml; the concentration of the sodium hydroxide solution is 1.2-1.5 mol/L; the addition amount of the laminar graphite powder is 3-3.5 times of the total mass of the zinc acetate dihydrate; and controlling the temperature of the solution to be 165-170 ℃ during the heating reaction treatment.
Further, the temperature of the reaction is controlled to be 70-75 ℃ during the primary heating reaction treatment in the step (3).
Further, the temperature of the reaction is controlled to be 80-85 ℃ during the secondary heating reaction treatment in the step (3).
Further, the temperature of the reaction is controlled to be 60-70 ℃ during the three times of heating reaction treatment in the step (3).
Compared with the prior art, the invention has the following advantages:
the material of the invention takes polyurethane as a main body, and the buoy is made of the polyurethane, so that the traditional buoy made of metal such as steel is replaced, thus being beneficial to reducing the cost and improving the processing yield; in the preparation of the material, a composite reinforced powder component is particularly added, the composite reinforced powder component is formed by processing and modifying lamellar graphite powder serving as a matrix, the lamellar graphite powder has good weather resistance and stability, but the addition quality of the lamellar graphite powder in the material is unstable, and the bonding degree between the lamellar graphite powder and the material is not high, so that the lamellar graphite powder is modified, the surface activity of the graphite powder is effectively activated by irradiation treatment, then silane coupling agent is used for soaking treatment, the variety and the content of active groups on the surface are improved, then zinc diacetate, sodium hydroxide solution and other reaction treatment are used, a large amount of nano-scale zinc oxide crystal grains are fixed on the surface of the lamellar graphite powder by reaction and crosslinking, the surface structure of the lamellar graphite powder is changed by the attachment of the crystal grains, and the composite reinforced lamellar graphite powder can be used as an attachment anchor point to reinforce the compatible bonding strength between the lamellar graphite powder and a polyurethane main body material, and the effect of the nano-scale zinc oxide crystal grains is better improved due to the irradiation treatment and the like. Finally, due to the addition of the composite reinforced powder, the weather resistance of the buoy material is remarkably improved, the service life of the buoy material is prolonged, and the buoy material has great popularization and application values.
Detailed Description
Example 1
A preparation method of a buoy material with high weather resistance comprises the following steps:
(1) preparing composite reinforced powder:
a. placing the laminar graphite powder into an irradiation box for irradiation treatment, and taking out for later use;
b. b, immersing the laminated graphite powder treated in the operation a into a silane coupling agent, and filtering for later use after ultrasonic treatment for 15 min;
c. blending zinc acetate dihydrate and a sodium hydroxide solution uniformly, adding the sheet layer graphite powder treated in the operation b, stirring uniformly at a high speed, heating for reaction for 3 hours, and finally performing suction filtration, washing and drying to obtain composite reinforced powder for later use;
(2) weighing raw materials:
weighing the following raw materials in parts by weight: 3 parts of the composite reinforced powder prepared in the step (1), 10 parts of epoxy resin, 35 parts of hexamethylene diisocyanate, 2 parts of 2, 2-dimethylolpropionic acid, 5 parts of glycerol, 0.8 part of dibutyltin dilaurate, 36 parts of alkylated polyester diol and 3 parts of nonylphenol polyoxyethylene ether;
(3) mixing and reacting:
blending weighed hexamethylene diisocyanate, alkylated polyester diol and dibutyltin dilaurate, carrying out primary heating reaction for 2h, then adding glycerol, 2-dimethylolpropionic acid and epoxy resin, carrying out secondary heating reaction for 1h, finally adding the composite reinforced powder prepared in the step (1) and nonylphenol polyoxyethylene ether, carrying out tertiary heating reaction for 3h, leading out and guiding into a mold after the three-time heating reaction is finished, and demolding and taking out the product after the drying is finished.
And (2) controlling the irradiation of ultraviolet rays in the irradiation box during the irradiation treatment in the operation a in the step (1), wherein the irradiation power is controlled to be 1200W.
The silane coupling agent in the operation b of the step (1) is a silane coupling agent kh 550.
The ultrasonic frequency used in the ultrasonic treatment in the operation b of the step (1) is 450 kHz.
The weight volume ratio of the zinc acetate dihydrate to the sodium hydroxide solution in the operation c in the step (1) is 1 g: 60 ml; the concentration of the sodium hydroxide solution is 1.2 mol/L; the addition amount of the lamellar graphite powder is 3 times of the total mass of the zinc acetate dihydrate; the temperature of the solution during the heating reaction treatment was controlled at 165 ℃.
The temperature of the reaction was controlled to 70 ℃ in the primary heating reaction treatment described in the step (3).
The temperature of the reaction is controlled to 80 ℃ during the secondary heating reaction treatment in the step (3).
The temperature of the reaction is controlled to be 60 ℃ during the three times of the heating reaction treatment in the step (3).
Example 2
A preparation method of a buoy material with high weather resistance comprises the following steps:
(1) preparing composite reinforced powder:
a. placing the laminar graphite powder into an irradiation box for irradiation treatment, and taking out for later use;
b. b, immersing the laminated graphite powder treated in the operation a into a silane coupling agent, and filtering out for later use after ultrasonic treatment for 18 min;
c. blending zinc acetate dihydrate and a sodium hydroxide solution uniformly, adding the sheet layer graphite powder treated in the operation b, stirring uniformly at a high speed, heating for reaction for 4 hours, and finally performing suction filtration, washing and drying to obtain composite reinforced powder for later use;
(2) weighing raw materials:
weighing the following raw materials in parts by weight: 5 parts of the composite reinforced powder prepared in the step (1), 12 parts of epoxy resin, 38 parts of hexamethylene diisocyanate, 4 parts of 2, 2-dimethylolpropionic acid, 7 parts of glycerol, 1 part of dibutyltin dilaurate, 42 parts of alkylated polyester diol and 4 parts of nonylphenol polyoxyethylene ether;
(3) mixing and reacting:
blending weighed hexamethylene diisocyanate, alkylated polyester diol and dibutyltin dilaurate, carrying out primary heating reaction for 2.5h, then adding glycerol, 2-dimethylolpropionic acid and epoxy resin, carrying out secondary heating reaction for 1.6h, finally adding the composite reinforced powder prepared in the step (1) and nonylphenol polyoxyethylene ether, carrying out tertiary heating reaction for 5h, leading out and guiding into a mold after the three-time heating reaction is finished, and demoulding and taking out after the drying is finished.
And (2) controlling the irradiation of ultraviolet rays in the irradiation box during the irradiation treatment in the operation a in the step (1), wherein the irradiation power is controlled to be 1400W.
The silane coupling agent in the operation b of the step (1) is a silane coupling agent kh 560.
The ultrasonic treatment in the operation b of the step (1) uses an ultrasonic frequency of 540 kHz.
The weight volume ratio of the zinc acetate dihydrate to the sodium hydroxide solution in the operation c in the step (1) is 1 g: 62 ml; the concentration of the sodium hydroxide solution is 1.4 mol/L; the addition amount of the lamellar graphite powder is 3.2 times of the total mass of the zinc acetate dihydrate; the temperature of the solution is controlled to be 168 ℃ during the heating reaction treatment.
The temperature of the reaction was controlled to 72 ℃ in the primary heating reaction treatment described in the step (3).
The temperature of the reaction during the secondary heating reaction treatment in the step (3) was controlled to 83 ℃.
The temperature of the reaction was controlled to 65 ℃ in the three heat-reaction treatments described in the step (3).
Example 3
A preparation method of a buoy material with high weather resistance comprises the following steps:
(1) preparing composite reinforced powder:
a. placing the laminar graphite powder into an irradiation box for irradiation treatment, and taking out for later use;
b. b, immersing the laminated graphite powder treated in the operation a into a silane coupling agent, and filtering for later use after ultrasonic treatment for 20 min;
c. blending zinc acetate dihydrate and a sodium hydroxide solution uniformly, adding the sheet layer graphite powder treated in the operation b, stirring uniformly at a high speed, heating for reaction for 5 hours, and finally performing suction filtration, washing and drying to obtain composite reinforced powder for later use;
(2) weighing raw materials:
weighing the following raw materials in parts by weight: 6 parts of the composite reinforced powder prepared in the step (1), 14 parts of epoxy resin, 40 parts of hexamethylene diisocyanate, 5 parts of 2, 2-dimethylolpropionic acid, 8 parts of glycerol, 1.5 parts of dibutyltin dilaurate, 48 parts of alkylated polyester diol and 5 parts of nonylphenol polyoxyethylene ether;
(3) mixing and reacting:
blending weighed hexamethylene diisocyanate, alkylated polyester diol and dibutyltin dilaurate, carrying out primary heating reaction for 3h, then adding glycerol, 2-dimethylolpropionic acid and epoxy resin, carrying out secondary heating reaction for 2h, finally adding the composite reinforced powder prepared in the step (1) and nonylphenol polyoxyethylene ether, carrying out tertiary heating reaction for 6h, leading out and guiding into a mold after the three-time heating reaction is finished, and demolding and taking out the product after the drying is finished.
And (2) during the irradiation treatment in the operation a in the step (1), controlling the irradiation of ultraviolet rays in the irradiation box, wherein the irradiation power is controlled to be 1500W.
The silane coupling agent in the operation b of the step (1) is a silane coupling agent kh 570.
The ultrasonic frequency used in the ultrasonic treatment in the operation b of the step (1) is 600 kHz.
The weight volume ratio of the zinc acetate dihydrate to the sodium hydroxide solution in the operation c in the step (1) is 1 g: 65 ml; the concentration of the sodium hydroxide solution is 1.5 mol/L; the addition amount of the lamellar graphite powder is 3.5 times of the total mass of the zinc acetate dihydrate; the temperature of the control solution during the heating reaction treatment was 170 ℃.
The temperature of the reaction is controlled to be 75 ℃ in the primary heating reaction treatment in the step (3).
The temperature of the reaction is controlled to 85 ℃ during the secondary heating reaction treatment in the step (3).
The temperature of the reaction was controlled to 70 ℃ during the three heat-reaction treatments described in step (3).
Comparative example 1
This comparative example 1 is different from example 2 only in that the treatment of operation a is omitted in the preparation of the composite reinforced powder in step (1), except that the other steps of the method are the same.
Comparative example 2
This comparative example 2 is different from example 2 only in that the treatment of operation c is omitted in the preparation of the composite reinforced powder in step (1), except that the other steps of the method are the same.
Comparative example 3
The comparative example 3 is different from the example 2 only in that the composite reinforced powder component obtained in the step (1) is omitted in the weighing of the raw material in the step (2), and the steps are the same except for the above steps.
In order to compare the effects of the present invention, the performance tests were performed on the materials prepared in the above examples 2, 1, 2 and 3, and the specific comparative data are shown in the following table 1:
TABLE 1
Note: the salt spray resistance described in Table 1 above was tested with reference to standard GB/T2423.17-2008; the salt-resistant solution is tested by immersing the material in a sodium chloride solution with the mass fraction of 5% at the temperature of 45 ℃, and the surface is observed to have the phenomena of foaming, cracking, corrosion and falling off and the like.
As can be seen from the above table 1, the corrosion resistance and weather resistance of the material prepared by the method of the invention are obviously enhanced, and the service stability and the service life of the buoy prepared by the material are obviously improved.
Claims (8)
1. The preparation method of the buoy material with high weather resistance is characterized by comprising the following steps:
(1) preparing composite reinforced powder:
a. placing the laminar graphite powder into an irradiation box for irradiation treatment, and taking out for later use;
b. b, immersing the graphite powder of the sheet layer treated in the operation a into a silane coupling agent, and filtering out for later use after ultrasonic treatment for 15-20 min;
c. blending zinc acetate dihydrate and a sodium hydroxide solution uniformly, adding the sheet layer graphite powder treated in the operation b, stirring uniformly at a high speed, heating for reaction for 3-5 hours, and finally performing suction filtration, washing and drying to obtain composite reinforced powder for later use;
(2) weighing raw materials:
weighing the following raw materials in parts by weight: 3-6 parts of the composite reinforced powder prepared in the step (1), 10-14 parts of epoxy resin, 35-40 parts of hexamethylene diisocyanate, 2-5 parts of 2, 2-dimethylolpropionic acid, 5-8 parts of glycerol, 0.8-1.5 parts of dibutyltin dilaurate, 36-48 parts of alkylated polyester diol and 3-5 parts of nonylphenol polyoxyethylene ether;
(3) mixing and reacting:
blending weighed hexamethylene diisocyanate, alkylated polyester diol and dibutyltin dilaurate, carrying out primary heating reaction for 2-3 h, then adding glycerol, 2-dimethylolpropionic acid and epoxy resin, carrying out secondary heating reaction for 1-2 h, finally adding the composite reinforced powder prepared in the step (1) and nonylphenol polyoxyethylene ether, carrying out tertiary heating reaction for 3-6 h, leading out the mixture into a mold after the reaction is finished, and demoulding and taking out the mixture after the reaction is finished.
2. The method for preparing the buoy material with high weather resistance as claimed in claim 1, wherein the irradiation treatment in the operation a of step (1) is performed by controlling the ultraviolet irradiation in the irradiation chamber, and the irradiation power is controlled to be 1200-1500W.
3. The method for preparing a highly weatherable buoy material as claimed in claim 1, wherein the silane coupling agent in operation b of step (1) is any one of silane coupling agent kh550, silane coupling agent kh560 and silane coupling agent kh 570.
4. The method for preparing a highly weather-resistant buoy material as claimed in claim 1, wherein the ultrasonic frequency used in the ultrasonic treatment in operation b of step (1) is 450 to 600 kHz.
5. The method for preparing a highly weatherable buoy material as claimed in claim 1, wherein the weight to volume ratio of the zinc acetate dihydrate to the sodium hydroxide solution in operation c of step (1) is 1 g: 60-65 ml; the concentration of the sodium hydroxide solution is 1.2-1.5 mol/L; the addition amount of the laminar graphite powder is 3-3.5 times of the total mass of the zinc acetate dihydrate; and controlling the temperature of the solution to be 165-170 ℃ during the heating reaction treatment.
6. The method for preparing a highly weather-resistant buoy material as claimed in claim 1, wherein the temperature of the controlled reaction in the primary heating reaction treatment in step (3) is 70-75 ℃.
7. The method for preparing a highly weather-resistant buoy material as claimed in claim 1, wherein the temperature of the controlled reaction in the secondary heating reaction treatment in step (3) is 80-85 ℃.
8. The method for preparing a highly weather-resistant buoy material as claimed in claim 1, wherein the temperature of the reaction is controlled to be 60-70 ℃ during the three heating reaction treatments in step (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010857185.3A CN112029061A (en) | 2020-08-24 | 2020-08-24 | Preparation method of buoy material with high weather resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010857185.3A CN112029061A (en) | 2020-08-24 | 2020-08-24 | Preparation method of buoy material with high weather resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112029061A true CN112029061A (en) | 2020-12-04 |
Family
ID=73580026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010857185.3A Pending CN112029061A (en) | 2020-08-24 | 2020-08-24 | Preparation method of buoy material with high weather resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112029061A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103665768A (en) * | 2013-11-26 | 2014-03-26 | 上海复合材料科技有限公司 | Method for preparing high-strength solid buoyancy material |
| CN105273393A (en) * | 2015-10-27 | 2016-01-27 | 巢湖市国力航标器材有限公司 | Anticorrosion buoy light beacon taking polyurethane as base body and preparation method thereof |
| KR20160076943A (en) * | 2014-12-23 | 2016-07-01 | 황상근 | A buoy |
| EP3212635A1 (en) * | 2014-10-30 | 2017-09-06 | Technology Innovation Momentum Fund (Isreal) Limited Partnership | Energetic compounds and compositions |
| CN109251650A (en) * | 2018-09-07 | 2019-01-22 | 天长市瑞达仪表电缆材料厂 | A kind of manufacturing process of anti-oxidant floating ball lever meter coating |
| CN110343338A (en) * | 2019-06-24 | 2019-10-18 | 界首万昌新材料技术有限公司 | A kind of preparation method of organosilicon filler |
| CN110564130A (en) * | 2018-06-06 | 2019-12-13 | 湖北文理学院 | seawater corrosion resistant thermoplastic polyurethane elastomer rubber and preparation method thereof |
| CN110746564A (en) * | 2019-11-01 | 2020-02-04 | 上海东大聚氨酯有限公司 | Combined polyether for ocean buoy, polyurethane raw material composition, polyurethane foam and preparation method thereof |
| CN111334178A (en) * | 2020-04-26 | 2020-06-26 | 杨建伟 | Hydrophobic anti-corrosion material of carbon nano tube modified polyurethane and preparation method thereof |
-
2020
- 2020-08-24 CN CN202010857185.3A patent/CN112029061A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103665768A (en) * | 2013-11-26 | 2014-03-26 | 上海复合材料科技有限公司 | Method for preparing high-strength solid buoyancy material |
| EP3212635A1 (en) * | 2014-10-30 | 2017-09-06 | Technology Innovation Momentum Fund (Isreal) Limited Partnership | Energetic compounds and compositions |
| KR20160076943A (en) * | 2014-12-23 | 2016-07-01 | 황상근 | A buoy |
| CN105273393A (en) * | 2015-10-27 | 2016-01-27 | 巢湖市国力航标器材有限公司 | Anticorrosion buoy light beacon taking polyurethane as base body and preparation method thereof |
| CN110564130A (en) * | 2018-06-06 | 2019-12-13 | 湖北文理学院 | seawater corrosion resistant thermoplastic polyurethane elastomer rubber and preparation method thereof |
| CN109251650A (en) * | 2018-09-07 | 2019-01-22 | 天长市瑞达仪表电缆材料厂 | A kind of manufacturing process of anti-oxidant floating ball lever meter coating |
| CN110343338A (en) * | 2019-06-24 | 2019-10-18 | 界首万昌新材料技术有限公司 | A kind of preparation method of organosilicon filler |
| CN110746564A (en) * | 2019-11-01 | 2020-02-04 | 上海东大聚氨酯有限公司 | Combined polyether for ocean buoy, polyurethane raw material composition, polyurethane foam and preparation method thereof |
| CN111334178A (en) * | 2020-04-26 | 2020-06-26 | 杨建伟 | Hydrophobic anti-corrosion material of carbon nano tube modified polyurethane and preparation method thereof |
Non-Patent Citations (4)
| Title |
|---|
| 丁志平: "《精细化工工艺 无机篇》", 31 May 1998, 化学工业出版社 * |
| 俞志明主编: "《中国化工商品大全 第二卷 （1995年版）》", 31 January 1996, 中国物资出版社 * |
| 卢伟等: "聚氨酯弹性体在固体浮力材料上的应用", 《特种橡胶制品》 * |
| 巴学巍: "《材料加工原理及工艺学 无机非金属材料和金属材料分册》", 30 April 2017, 哈尔滨工业大学出版社 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107163214B (en) | Enhanced cross-linked polyurethane elastomer and preparation method thereof | |
| CN102504522B (en) | Polyurethane elastomer composition for producing polishing wheel | |
| CN110437412B (en) | Polyurethane wood-like material and preparation method thereof | |
| CN107778767B (en) | Preparation method of lignin phenolic resin foam material | |
| CN116606415A (en) | Comb-type silane end-capped polyurethane polymer resin, and preparation method and application thereof | |
| CN108929424A (en) | A kind of novel cation hydrophilic agent and its preparation, application method | |
| CN112029061A (en) | Preparation method of buoy material with high weather resistance | |
| CN103232164A (en) | Coffee microcrystal glass plate and production method thereof | |
| CN108849384B (en) | Soilless culture substrate and preparation method thereof | |
| CN102418275A (en) | Preparation method of antibacterial polyurethane PU finishing agent | |
| CN106830979B (en) | Volcanic rock-imitated porous material | |
| CN110229308B (en) | Preparation method of waterborne polyurethane modified collagen-based concrete foaming agent | |
| CN101972708A (en) | Preparation method of feldspar ore reverse-flotation de-ironing collector | |
| CN111573715A (en) | Method for preparing stannic oxide by using tin oxide slag | |
| CN113025260A (en) | Preparation method of single-component thermosetting polyurethane adhesive | |
| CN114574142A (en) | Moisture-proof high-strength sliding plate binder | |
| CN110713587A (en) | Preparation method of yellowing-resistant polyurethane artificial flower | |
| CN110484201A (en) | A kind of method UV cured silicon class glue and manufacture sealing ring using it | |
| CN116463103B (en) | Antibacterial mildew-proof sealant and preparation method thereof | |
| CN117487123A (en) | High-toughness high-strength polyurethane rock climbing fulcrum material and preparation method thereof | |
| CN108794827A (en) | A kind of all-steel radial tyre rubber cement glue and preparation method | |
| CN115772380B (en) | Low-density pouring sealant and preparation method thereof | |
| CN101608007A (en) | Fast pultrusion unsaturated polyester resin and preparation method thereof | |
| CN118290701B (en) | Impact-resistant semi-prefabricated polyurethane runway and preparation method thereof | |
| CN112011110A (en) | Preparation method of high-strength polyethylene buoy roof boarding |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201204 |
|
| RJ01 | Rejection of invention patent application after publication |