CN107876361A - A kind of moistureproof high temperature resistant handling process of moistureproof high temperature steam tank valve - Google Patents
A kind of moistureproof high temperature resistant handling process of moistureproof high temperature steam tank valve Download PDFInfo
- Publication number
- CN107876361A CN107876361A CN201711123792.1A CN201711123792A CN107876361A CN 107876361 A CN107876361 A CN 107876361A CN 201711123792 A CN201711123792 A CN 201711123792A CN 107876361 A CN107876361 A CN 107876361A
- Authority
- CN
- China
- Prior art keywords
- parts
- temperature
- valve
- cooled
- moistureproof
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/007—After-treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0218—Pretreatment, e.g. heating the substrate
- B05D3/0236—Pretreatment, e.g. heating the substrate with ovens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/04—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
- B05D3/0406—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being air
- B05D3/0426—Cooling with air
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
-
- 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
- C09D127/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers
- C09D127/02—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
- C09D127/04—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C09D127/06—Homopolymers or copolymers of vinyl chloride
-
- 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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
- C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09D133/08—Homopolymers or copolymers of acrylic acid esters
-
- 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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
- C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09D133/10—Homopolymers or copolymers of methacrylic acid esters
-
- 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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
- C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09D133/10—Homopolymers or copolymers of methacrylic acid esters
- C09D133/12—Homopolymers or copolymers of methyl methacrylate
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2301/00—Inorganic additives or organic salts thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2320/00—Organic additives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2502/00—Acrylic polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2503/00—Polyurethanes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2504/00—Epoxy polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2506/00—Halogenated polymers
- B05D2506/20—Chlorinated polymers
- B05D2506/25—PVC
-
- 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
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
-
- 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
-
- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
-
- 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
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Laminated Bodies (AREA)
- Reinforced Plastic Materials (AREA)
Abstract
The invention discloses a kind of moistureproof high temperature resistant handling process of moistureproof high temperature steam tank valve, metal valve surface is coated with one layer of moistureproof high-temperature-resistant layer, and coating operation is as follows：（1）Valve is first cleaned with the pure water that temperature is 80 85 DEG C, then dried up, drying temperature is 70 75 DEG C, then room temperature is naturally cooled to, dried valve surface is cleaned into rubber surface 25 times with fat hydrocarbon solvent, rinsed again with the pure water that temperature is 45 DEG C, last blower fan drying is stand-by；（2）Moistureproof high-temperature resistant coating is prepared, the moistureproof high-temperature resistant coating includes following components according to the mass fraction：（3）By step（1）In the valve handled well deliver in heating furnace and be preheated to 400 450 DEG C, in being set subsequently into spraying, first with spray gun to the tiny grains of sand of valve surface even application, thickness is 0.06 0.08mm, then it is heating and curing rapidly, it is 0.08 0.09mm to repeat above-mentioned spraying coating process to coating materials thickness；（4）Moistureproof resistant to elevated temperatures valve will be coated with to be cooled down, after being cooled to room temperature, examined.
Description
Technical field
The present invention relates to valve and its processing technique field, particularly relates to a kind of moistureproof high temperature steam tank valve
Moistureproof high temperature resistant handling process.
Background technology
Metal valve is a pith in high-temperature steam tank, and metal valve is easily damaged, parts
Damage easily causes scrapping for equipment entirety, significantly increases scrappage, environmental pollution also result in great threat, be
Improve this situation, reduce scrappage, the present invention proposes a kind of moistureproof high temperature resistant processing of moistureproof high temperature steam tank valve
Technique.
The content of the invention
The technical problems to be solved by the invention are that a kind of moistureproof resistance to height is proposed the shortcomings that presence for above prior art
The moistureproof high temperature resistant handling process of warm steam tank valve, not only increases operating efficiency, and reduce production cost and damage
Bad rate, step is simple, convenient operation.
The present invention solve above technical problem technical scheme be：
A kind of moistureproof high temperature resistant handling process of moistureproof high temperature steam tank valve, including steam tank valve, metal valve surface
Coated with one layer of moistureproof high-temperature-resistant layer, moistureproof high-temperature-resistant layer coating concrete operations are as follows：
（1）The pure water that valve is first 80-85 DEG C with temperature is cleaned, then dried up, drying temperature is 70-75 DEG C, then certainly
Room temperature so is cooled to, dried valve surface is cleaned into rubber surface 2-5 times with fat hydrocarbon solvent, is again 45 with temperature
DEG C pure water rinse, the drying of last blower fan is stand-by；
（2）Moistureproof high-temperature resistant coating is prepared, the moistureproof high-temperature resistant coating includes following components according to the mass fraction：
5 type PVC：16-22 parts, waterglass：16-18 parts, dispersant：9-16 parts, graphite powder：9-18 parts, lead potassium hydrogen phthalate：
15-19 parts, ATO pulvis：28-33 parts, E-20 epoxy resin：11-15 parts, alcohol-soluble acrylate：19-24 parts, carbon are fine
Tie up powder：20-22 parts, coalescents：8-13 parts, barium sulfate：13-19 parts, bromine carbon poly urethane resin composite materials：2-8 parts are auxiliary
Material：10-15 parts；
Bromine carbon poly urethane resin composite materials include following components according to the mass fraction：
Tetrahydrofuran：5-9 parts, allyl alcohol：14-19 parts, nitroethane：13-18 parts, ethylene glycol：9-13 parts, crosslinking agent：15-18
Part, sodium tetraborate：3-7 parts, mixed phosphate：22-29 parts, plasticizer：19-23 parts, auxiliary material：33-38 parts, cyclohexanone：19-20
Part, aromatic polyamide chopped fiber：13-17 parts；
（3）By step（1）In the valve handled well deliver to 400-450 DEG C be preheated in heating furnace, in being set subsequently into spraying,
First thickness 0.06-0.08mm, then it is heating and curing rapidly, in repetition to the valve surface even application tiny grains of sand with spray gun
It is 0.08-0.09mm to state spraying coating process to coating materials thickness；
（4）Moistureproof resistant to elevated temperatures valve will be coated with to be cooled down, after being cooled to room temperature, examined, storage；
Described cooling specially first uses water to be cooled to 75-90 DEG C with 7 DEG C/s speed, is then air-cooled to 55-65 DEG C, then adopt
It is cooled to 25-30 DEG C with 3 DEG C/s cooling velocity with water, is finally air-cooled to room temperature.
The technical scheme that further limits of the present invention is：
The moistureproof high temperature resistant handling process of foregoing moistureproof high temperature steam tank valve, metal valve surface are coated with one layer of protection against the tide
High-temperature-resistant layer, moistureproof high-temperature-resistant layer coating concrete operations are as follows：
（1）Valve is first cleaned with the pure water that temperature is 80 DEG C, then dried up, drying temperature is 70 DEG C, then natural cooling
To room temperature, dried valve surface is cleaned into rubber surface 2 times with fat hydrocarbon solvent, is again 45 DEG C pure with temperature
Water rinses, and last blower fan drying is stand-by；
（2）Moistureproof high-temperature resistant coating is prepared, the moistureproof high-temperature resistant coating includes following components according to the mass fraction：
5 type PVC：16 parts, waterglass：16 parts, dispersant：9 parts, graphite powder：9 parts, lead potassium hydrogen phthalate：15 parts, ATO powder
Agent：28 parts, E-20 epoxy resin：11 parts, alcohol-soluble acrylate：19 parts, carbon fiber powder：20 parts, coalescents：8 parts,
Barium sulfate：13 parts, bromine carbon poly urethane resin composite materials：2 parts, auxiliary material：10 parts；
Bromine carbon poly urethane resin composite materials include following components according to the mass fraction：
Tetrahydrofuran：5 parts, allyl alcohol：14 parts, nitroethane：13 parts, ethylene glycol：9 parts, crosslinking agent：15 parts, sodium tetraborate：3
Part, mixed phosphate：22 parts, plasticizer：19 parts, auxiliary material：33 parts, cyclohexanone：19 parts, aromatic polyamide chopped fiber：13 parts；
（3）By step（1）In the valve handled well deliver in heating furnace and be preheated to 400 DEG C, in being set subsequently into spraying, first use
Spray gun thickness 0.06mm, is then heating and curing rapidly to the valve surface even application tiny grains of sand, repeats above-mentioned spraying coating process
It is 0.08mm to coating materials thickness；
（4）Moistureproof resistant to elevated temperatures valve will be coated with to be cooled down, after being cooled to room temperature, examined, storage；
Described cooling specially first uses water to be cooled to 75 DEG C with 7 DEG C/s speed, is then air-cooled to 55 DEG C, then use water with
3 DEG C/s cooling velocity is cooled to 25 DEG C, is finally air-cooled to room temperature.
The moistureproof high temperature resistant handling process of foregoing moistureproof high temperature steam tank valve, metal valve surface are coated with one layer
Moistureproof high-temperature-resistant layer, moistureproof high-temperature-resistant layer coating concrete operations are as follows：
（1）Valve is first cleaned with the pure water that temperature is 85 DEG C, then dried up, drying temperature is 75 DEG C, then natural cooling
To room temperature, dried valve surface is cleaned into rubber surface 5 times with fat hydrocarbon solvent, is again 45 DEG C pure with temperature
Water rinses, and last blower fan drying is stand-by；
（2）Moistureproof high-temperature resistant coating is prepared, moistureproof high-temperature resistant coating includes following components according to the mass fraction：
5 type PVC：22 parts, waterglass：18 parts, dispersant：16 parts, graphite powder：18 parts, lead potassium hydrogen phthalate：19 parts, ATO powder
Agent：33 parts, E-20 epoxy resin：15 parts, alcohol-soluble acrylate：24 parts, carbon fiber powder：22 parts, coalescents：13
Part, barium sulfate：19 parts, bromine carbon poly urethane resin composite materials：8 parts, auxiliary material：15 parts；
Bromine carbon poly urethane resin composite materials include following components according to the mass fraction：
Tetrahydrofuran：9 parts, allyl alcohol：19 parts, nitroethane：18 parts, ethylene glycol：13 parts, crosslinking agent：18 parts, sodium tetraborate：7
Part, mixed phosphate：29 parts, plasticizer：23 parts, auxiliary material：38 parts, cyclohexanone：20 parts, aromatic polyamide chopped fiber：17 parts；
（3）By step（1）In the valve handled well deliver in heating furnace and be preheated to 450 DEG C, in being set subsequently into spraying, first use
Spray gun thickness 0.08mm, is then heating and curing rapidly to the valve surface even application tiny grains of sand, repeats above-mentioned spraying coating process
It is 0.09mm to coating materials thickness；
（4）Moistureproof resistant to elevated temperatures valve will be coated with to be cooled down, after being cooled to room temperature, examined, storage；
Described cooling specially first uses water to be cooled to 90 DEG C with 7 DEG C/s speed, is then air-cooled to 65 DEG C, then use water with
3 DEG C/s cooling velocity is cooled to 30 DEG C, is finally air-cooled to room temperature.
The moistureproof high temperature resistant handling process of foregoing moistureproof high temperature steam tank valve, dispersant are stearmide, tristearin
One kind in sour barium or zinc stearate；Alcohol-soluble acrylate is made up of following composition by mass percentage：Ethanol：
30-40%, azodiisobutyronitrile：20-25%, methyl methacrylate：10-15%, butyl acrylate：10-15%, methacrylic acid
Butyl ester：10-15%, above each component sum are 100%；Coalescents are in ethylene glycol ethyl ether, butyl glycol ether or propane diols
One kind；Auxiliary material is compound rare-earth, and compound rare-earth includes following components by mass percentage：Dysprosium：17-19%, cerium：19-21%,
Praseodymium：7-10%, neodymium：2-5%, remaining is lanthanum element, and above lanthanide rare each component sum is 100%.
The moistureproof high temperature resistant handling process of foregoing moistureproof high temperature steam tank valve, the system of bromine carbon polyurethane resin material
Preparation Method, specifically include following steps：
A., tetrahydrofuran, allyl alcohol and nitroethane are added to agitating and heating in 250ml three-necked flask, filled on three-necked flask
There are agitating device, water knockout drum agent condenser pipe, the reflux dewatering 1-3h at 200-250 DEG C；
When b. reducing temperature to 70-80 DEG C, ethylene glycol is added into three-necked flask, is existed using the butyl acetate after dehydration as solvent
Tetrabromobisphenol A dissolved at 25-32 DEG C to obtain tetrabromobisphenol A solution, tetrabromobisphenol A solution is added in three-necked flask, to three
Di-n-butyltin dilaurate is added dropwise in mouth flask, agitating and heating reacts 60-65min at 95-96 DEG C；
C. reaction naturally cools to room temperature after terminating, and the raw material after being dehydrated in step a is added in three-necked flask, and add two
Di-n-butyltin dilaurate, 15-20min is reacted at 65-75 DEG C, be cooled to room temperature discharging, obtain bromine carbon base polyurethane prepolymer for use as；
D. the base polyurethane prepolymer for use as being prepared is mixed into aromatic polyamide chopped fiber, and be well mixed, then add auxiliary material
And cyclohexanone is well mixed again, the mixture of fiber and performed polymer is coated in model groove, the presulfurization 1- at 75 DEG C
It is standby after 3h；
E. mould, and the coating polyethylene wax in mould are cleared up, and mould is preheated to 90-95 DEG C, by the fiber after presulfurization
Placed in a mold with pre-polymer mixture, matched moulds, temperature is risen to 130-150 DEG C, solidification, treats that mould naturally cools to room temperature
When, the demoulding obtains bromine carbon polyurethane material.
It is using technical scheme beneficial effect：Valve designed by the present invention is in the environment of high-temperature operation
In, add on the surface of valve and applied one layer of moistureproof high-temperature-resistant layer, extend 2-3 times of the service life of product, improve traditional
The defects of valve causes whole equipment to be scrapped because of damage, the present invention employ alcohol-soluble acrylate during preparation method
Resin excellent adhesive force and low-shrinkage, have preferable heat-resisting quantity and permeability resistance to water, intermediate acid, alkali, salt and solvent,
It is respectively provided with good filming performance under various execution conditions, can be with the good miscible preparation of various resins, filler and auxiliary agent
Into a series of conventional moisture-proof coatings, it is easy to be configured to Water-borne modification and thick-film (high solid and no-solvent type) etc. nuisanceless anti-
Rotten coating, the pollution to environment is reduced, improve the durability of product.
Embodiment
Embodiment 1
The present embodiment provides a kind of moistureproof high temperature resistant handling process of moistureproof high temperature steam tank valve, including steam tank valve,
Metal valve surface is coated with one layer of moistureproof high-temperature-resistant layer, and moistureproof high-temperature-resistant layer coating concrete operations are as follows：
（1）Valve is first cleaned with the pure water that temperature is 80 DEG C, then dried up, drying temperature is 70 DEG C, then natural cooling
To room temperature, dried valve surface is cleaned into rubber surface 2 times with fat hydrocarbon solvent, is again 45 DEG C pure with temperature
Water rinses, and last blower fan drying is stand-by；
（2）Moistureproof high-temperature resistant coating is prepared, moistureproof high-temperature resistant coating includes following components according to the mass fraction：
5 type PVC：16 parts, waterglass：16 parts, dispersant：9 parts, graphite powder：9 parts, lead potassium hydrogen phthalate：15 parts, ATO powder
Agent：28 parts, E-20 epoxy resin：11 parts, alcohol-soluble acrylate：19 parts, carbon fiber powder：20 parts, coalescents：8 parts,
Barium sulfate：13 parts, bromine carbon poly urethane resin composite materials：2 parts, auxiliary material：10 parts；
Bromine carbon poly urethane resin composite materials include following components according to the mass fraction：
Tetrahydrofuran：5 parts, allyl alcohol：14 parts, nitroethane：13 parts, ethylene glycol：9 parts, crosslinking agent：15 parts, sodium tetraborate：3
Part, mixed phosphate：22 parts, plasticizer：19 parts, auxiliary material：33 parts, cyclohexanone：19 parts, aromatic polyamide chopped fiber：13 parts；
（3）By step（1）In the valve handled well deliver in heating furnace and be preheated to 400 DEG C, in being set subsequently into spraying, first use
Spray gun thickness 0.06mm, is then heating and curing rapidly to the valve surface even application tiny grains of sand, repeats above-mentioned spraying coating process
It is 0.08mm to coating materials thickness；
（4）Moistureproof resistant to elevated temperatures valve will be coated with to be cooled down, after being cooled to room temperature, examined, storage；
Cooling specially first uses water to be cooled to 75 DEG C with 7 DEG C/s speed, is then air-cooled to 55 DEG C, then use water with 3 DEG C/s
Cooling velocity be cooled to 25 DEG C, be finally air-cooled to room temperature；
Dispersant is one kind in stearmide, barium stearate or zinc stearate；Alcohol-soluble acrylate presses quality percentage
It is made up of than counting following composition：Ethanol：30%, azodiisobutyronitrile：20%, methyl methacrylate：10%th, butyl acrylate：
10%, butyl methacrylate：10%, above each component sum is 100%；Coalescents are ethylene glycol ethyl ether, butyl glycol ether
Or one kind in propane diols；Auxiliary material is compound rare-earth, and compound rare-earth includes following components by mass percentage：Dysprosium：17%, cerium：
19%, praseodymium：7%, neodymium：2%, remaining is lanthanum element, and above lanthanide rare each component sum is 100%；
The preparation method of bromine carbon polyurethane resin material, specifically includes following steps：
A., tetrahydrofuran, allyl alcohol and nitroethane are added to agitating and heating in 250ml three-necked flask, filled on three-necked flask
There are agitating device, water knockout drum agent condenser pipe, the reflux dewatering 1h at 200 DEG C；
When b. reducing temperature to 70 DEG C, ethylene glycol is added into three-necked flask, is solvent at 25 DEG C using the butyl acetate after dehydration
It is lower to dissolve tetrabromobisphenol A to obtain tetrabromobisphenol A solution, tetrabromobisphenol A solution is added in three-necked flask, into three-necked flask
Di-n-butyltin dilaurate is added dropwise, agitating and heating reacts 60min at 95 DEG C；
C. reaction naturally cools to room temperature after terminating, and the raw material after being dehydrated in step a is added in three-necked flask, and add two
Di-n-butyltin dilaurate, 15min is reacted at 65 DEG C, be cooled to room temperature discharging, obtain bromine carbon base polyurethane prepolymer for use as；
D. the base polyurethane prepolymer for use as being prepared is mixed into aromatic polyamide chopped fiber, and be well mixed, then add auxiliary material
And cyclohexanone is well mixed again, the mixture of fiber and performed polymer is coated in model groove, the presulfurization 1h at 75 DEG C
It is standby afterwards；
E. mould, and the coating polyethylene wax in mould are cleared up, and mould is preheated to 90 DEG C, by the fiber after presulfurization and in advance
Aggressiveness mixture is placed in a mold, matched moulds, and temperature is risen into 130 DEG C, solidification, when mould naturally cools to room temperature, is stripped
Obtain bromine carbon polyurethane material.
Embodiment 2
The present embodiment provides a kind of moistureproof high temperature resistant handling process of moistureproof high temperature steam tank valve, including steam tank valve,
Metal valve surface is coated with one layer of moistureproof high-temperature-resistant layer, and moistureproof high-temperature-resistant layer coating concrete operations are as follows：
（1）Valve is first cleaned with the pure water that temperature is 85 DEG C, then dried up, drying temperature is 75 DEG C, then natural cooling
To room temperature, dried valve surface is cleaned into rubber surface 5 times with fat hydrocarbon solvent, is again 45 DEG C pure with temperature
Water rinses, and last blower fan drying is stand-by；
（2）Moistureproof high-temperature resistant coating is prepared, moistureproof high-temperature resistant coating includes following components according to the mass fraction：
5 type PVC：22 parts, waterglass：18 parts, dispersant：16 parts, graphite powder：18 parts, lead potassium hydrogen phthalate：19 parts, ATO powder
Agent：33 parts, E-20 epoxy resin：15 parts, alcohol-soluble acrylate：24 parts, carbon fiber powder：22 parts, coalescents：13
Part, barium sulfate：19 parts, bromine carbon poly urethane resin composite materials：8 parts, auxiliary material：15 parts；
Bromine carbon poly urethane resin composite materials include following components according to the mass fraction：
Tetrahydrofuran：9 parts, allyl alcohol：19 parts, nitroethane：18 parts, ethylene glycol：13 parts, crosslinking agent：18 parts, sodium tetraborate：7
Part, mixed phosphate：29 parts, plasticizer：23 parts, auxiliary material：38 parts, cyclohexanone：20 parts, aromatic polyamide chopped fiber：17 parts；
（3）By step（1）In the valve handled well deliver in heating furnace and be preheated to 450 DEG C, in being set subsequently into spraying, first use
Spray gun thickness 0.08mm, is then heating and curing rapidly to the valve surface even application tiny grains of sand, repeats above-mentioned spraying coating process
It is 0.09mm to coating materials thickness；
（4）Moistureproof resistant to elevated temperatures valve will be coated with to be cooled down, after being cooled to room temperature, examined, storage；
Described cooling specially first uses water to be cooled to 90 DEG C with 7 DEG C/s speed, is then air-cooled to 65 DEG C, then use water with
3 DEG C/s cooling velocity is cooled to 30 DEG C, is finally air-cooled to room temperature；
Dispersant is one kind in stearmide, barium stearate or zinc stearate；Alcohol-soluble acrylate presses quality percentage
It is made up of than counting following composition：Ethanol：40%, azodiisobutyronitrile：25%, methyl methacrylate：15%th, butyl acrylate：
15%, butyl methacrylate：15%, above each component sum is 100%；Coalescents are ethylene glycol ethyl ether, butyl glycol ether
Or one kind in propane diols；Auxiliary material is compound rare-earth, and compound rare-earth includes following components by mass percentage：Dysprosium：19%, cerium：
21%, praseodymium：10%, neodymium：5%, remaining is lanthanum element, and above lanthanide rare each component sum is 100%；
The preparation method of bromine carbon polyurethane resin material, specifically includes following steps：
A., tetrahydrofuran, allyl alcohol and nitroethane are added to agitating and heating in 250ml three-necked flask, filled on three-necked flask
There are agitating device, water knockout drum agent condenser pipe, the reflux dewatering 3h at 250 DEG C；
When b. reducing temperature to 80 DEG C, ethylene glycol is added into three-necked flask, is solvent at 32 DEG C using the butyl acetate after dehydration
It is lower to dissolve tetrabromobisphenol A to obtain tetrabromobisphenol A solution, tetrabromobisphenol A solution is added in three-necked flask, into three-necked flask
Di-n-butyltin dilaurate is added dropwise, agitating and heating reacts 65min at 96 DEG C；
C. reaction naturally cools to room temperature after terminating, and the raw material after being dehydrated in step a is added in three-necked flask, and add two
Di-n-butyltin dilaurate, 20min is reacted at 75 DEG C, be cooled to room temperature discharging, obtain bromine carbon base polyurethane prepolymer for use as；
D. the base polyurethane prepolymer for use as being prepared is mixed into aromatic polyamide chopped fiber, and be well mixed, then add auxiliary material
And cyclohexanone is well mixed again, the mixture of fiber and performed polymer is coated in model groove, the presulfurization 3h at 75 DEG C
It is standby afterwards；
E. mould, and the coating polyethylene wax in mould are cleared up, and mould is preheated to 95 DEG C, by the fiber after presulfurization and in advance
Aggressiveness mixture is placed in a mold, matched moulds, and temperature is risen into 150 DEG C, solidification, when mould naturally cools to room temperature, is stripped
Obtain bromine carbon polyurethane material.
Embodiment 3
The present embodiment provides a kind of moistureproof high temperature resistant handling process of moistureproof high temperature steam tank valve, including steam tank valve,
Metal valve surface is coated with one layer of moistureproof high-temperature-resistant layer, and moistureproof high-temperature-resistant layer coating concrete operations are as follows：
（1）Valve is first cleaned with the pure water that temperature is 82 DEG C, then dried up, drying temperature is 72 DEG C, then natural cooling
To room temperature, dried valve surface is cleaned into rubber surface 3 times with fat hydrocarbon solvent, is again 45 DEG C pure with temperature
Water rinses, and last blower fan drying is stand-by；
（2）Moistureproof high-temperature resistant coating is prepared, moistureproof high-temperature resistant coating includes following components according to the mass fraction：
5 type PVC：20 parts, waterglass：17 parts, dispersant：12 parts, graphite powder：15 parts, lead potassium hydrogen phthalate：16 parts, ATO powder
Agent：30 parts, E-20 epoxy resin：12 parts, alcohol-soluble acrylate：20 parts, carbon fiber powder：21 parts, coalescents：11
Part, barium sulfate：15 parts, bromine carbon poly urethane resin composite materials：5 parts, auxiliary material：13 parts；
Bromine carbon poly urethane resin composite materials include following components according to the mass fraction：
Tetrahydrofuran：6 parts, allyl alcohol：16 parts, nitroethane：15 parts, ethylene glycol：12 parts, crosslinking agent：16 parts, sodium tetraborate：6
Part, mixed phosphate：27 parts, plasticizer：20 parts, auxiliary material：35 parts, cyclohexanone：20 parts, aromatic polyamide chopped fiber：15 parts；
（3）By step（1）In the valve handled well deliver in heating furnace and be preheated to 430 DEG C, in being set subsequently into spraying, first use
Spray gun thickness 0.07mm, is then heating and curing rapidly to the valve surface even application tiny grains of sand, repeats above-mentioned spraying coating process
It is 0.09mm to coating materials thickness；
（4）Moistureproof resistant to elevated temperatures valve will be coated with to be cooled down, after being cooled to room temperature, examined, storage；
Described cooling specially first uses water to be cooled to 80 DEG C with 7 DEG C/s speed, is then air-cooled to 60 DEG C, then use water with
3 DEG C/s cooling velocity is cooled to 28 DEG C, is finally air-cooled to room temperature；
Dispersant is one kind in stearmide, barium stearate or zinc stearate；Alcohol-soluble acrylate presses quality percentage
It is made up of than counting following composition：Ethanol：35%, azodiisobutyronitrile：22%, methyl methacrylate：13%th, butyl acrylate：
14%, butyl methacrylate：13%, above each component sum is 100%；Coalescents are ethylene glycol ethyl ether, butyl glycol ether
Or one kind in propane diols；Auxiliary material is compound rare-earth, and compound rare-earth includes following components by mass percentage：Dysprosium：18%, cerium：
20%, praseodymium：8%, neodymium：3%, remaining is lanthanum element, and above lanthanide rare each component sum is 100%；
The preparation method of bromine carbon polyurethane resin material, specifically includes following steps：
A., tetrahydrofuran, allyl alcohol and nitroethane are added to agitating and heating in 250ml three-necked flask, described three mouthfuls of burnings
Equipped with agitating device, water knockout drum agent condenser pipe on bottle, the reflux dewatering 2h at 220 DEG C；
When b. reducing temperature to 75 DEG C, ethylene glycol is added into three-necked flask, is solvent at 30 DEG C using the butyl acetate after dehydration
It is lower to dissolve tetrabromobisphenol A to obtain tetrabromobisphenol A solution, tetrabromobisphenol A solution is added in three-necked flask, into three-necked flask
Di-n-butyltin dilaurate is added dropwise, agitating and heating reacts 62min at 95 DEG C；
C. reaction naturally cools to room temperature after terminating, and the raw material after being dehydrated in step a is added in three-necked flask, and add two
Di-n-butyltin dilaurate, 18min is reacted at 70 DEG C, be cooled to room temperature discharging, obtain bromine carbon base polyurethane prepolymer for use as；
D. the base polyurethane prepolymer for use as being prepared is mixed into aromatic polyamide chopped fiber, and be well mixed, then add auxiliary material
And cyclohexanone is well mixed again, the mixture of fiber and performed polymer is coated in model groove, the presulfurization 2h at 75 DEG C
It is standby afterwards；
E. mould, and the coating polyethylene wax in mould are cleared up, and mould is preheated to 92 DEG C, by the fiber after presulfurization and in advance
Aggressiveness mixture is placed in a mold, matched moulds, and temperature is risen into 140 DEG C, solidification, when mould naturally cools to room temperature, is stripped
Obtain bromine carbon polyurethane material.
In addition to the implementation, the present invention can also have other embodiment.It is all to use equivalent substitution or equivalent transformation shape
Into technical scheme, all fall within the protection domains of application claims.
Claims (5)
1. a kind of moistureproof high temperature resistant handling process of moistureproof high temperature steam tank valve, including steam tank valve, it is characterised in that：
The metal valve surface is coated with one layer of moistureproof high-temperature-resistant layer, and the moistureproof high-temperature-resistant layer coating concrete operations are as follows：
（1）The pure water that valve is first 80-85 DEG C with temperature is cleaned, then dried up, drying temperature is 70-75 DEG C, then certainly
Room temperature so is cooled to, dried valve surface is cleaned into rubber surface 2-5 times with fat hydrocarbon solvent, is again 45 with temperature
DEG C pure water rinse, the drying of last blower fan is stand-by；
（2）Moistureproof high-temperature resistant coating is prepared, the moistureproof high-temperature resistant coating includes following components according to the mass fraction：
5 type PVC：16-22 parts, waterglass：16-18 parts, dispersant：9-16 parts, graphite powder：9-18 parts, lead potassium hydrogen phthalate：
15-19 parts, ATO pulvis：28-33 parts, E-20 epoxy resin：11-15 parts, alcohol-soluble acrylate：19-24 parts, carbon are fine
Tie up powder：20-22 parts, coalescents：8-13 parts, barium sulfate：13-19 parts, bromine carbon poly urethane resin composite materials：2-8 parts are auxiliary
Material：10-15 parts；
The bromine carbon poly urethane resin composite materials include following components according to the mass fraction：
Tetrahydrofuran：5-9 parts, allyl alcohol：14-19 parts, nitroethane：13-18 parts, ethylene glycol：9-13 parts, crosslinking agent：15-18
Part, sodium tetraborate：3-7 parts, mixed phosphate：22-29 parts, plasticizer：19-23 parts, auxiliary material：33-38 parts, cyclohexanone：19-20
Part, aromatic polyamide chopped fiber：13-17 parts；
（3）By step（1）In the valve handled well deliver to 400-450 DEG C be preheated in heating furnace, in being set subsequently into spraying,
First thickness 0.06-0.08mm, then it is heating and curing rapidly, in repetition to the valve surface even application tiny grains of sand with spray gun
It is 0.08-0.09mm to state spraying coating process to coating materials thickness；
（4）Moistureproof resistant to elevated temperatures valve will be coated with to be cooled down, after being cooled to room temperature, examined, storage；
Described cooling specially first uses water to be cooled to 75-90 DEG C with 7 DEG C/s speed, is then air-cooled to 55-65 DEG C, then adopt
It is cooled to 25-30 DEG C with 3 DEG C/s cooling velocity with water, is finally air-cooled to room temperature.
2. the moistureproof high temperature resistant handling process of moistureproof high temperature steam tank valve according to claim 1, it is characterised in that：
The metal valve surface is coated with one layer of moistureproof high-temperature-resistant layer, and the moistureproof high-temperature-resistant layer coating concrete operations are as follows：
（1）Valve is first cleaned with the pure water that temperature is 80 DEG C, then dried up, drying temperature is 70 DEG C, then natural cooling
To room temperature, dried valve surface is cleaned into rubber surface 2 times with fat hydrocarbon solvent, is again 45 DEG C pure with temperature
Water rinses, and last blower fan drying is stand-by；
（2）Moistureproof high-temperature resistant coating is prepared, the moistureproof high-temperature resistant coating includes following components according to the mass fraction：
5 type PVC：16 parts, waterglass：16 parts, dispersant：9 parts, graphite powder：9 parts, lead potassium hydrogen phthalate：15 parts, ATO powder
Agent：28 parts, E-20 epoxy resin：11 parts, alcohol-soluble acrylate：19 parts, carbon fiber powder：20 parts, coalescents：8 parts,
Barium sulfate：13 parts, bromine carbon poly urethane resin composite materials：2 parts, auxiliary material：10 parts；
The bromine carbon poly urethane resin composite materials include following components according to the mass fraction：
Tetrahydrofuran：5 parts, allyl alcohol：14 parts, nitroethane：13 parts, ethylene glycol：9 parts, crosslinking agent：15 parts, sodium tetraborate：3
Part, mixed phosphate：22 parts, plasticizer：19 parts, auxiliary material：33 parts, cyclohexanone：19 parts, aromatic polyamide chopped fiber：13 parts；
（3）By step（1）In the valve handled well deliver in heating furnace and be preheated to 400 DEG C, in being set subsequently into spraying, first use
Spray gun thickness 0.06mm, is then heating and curing rapidly to the valve surface even application tiny grains of sand, repeats above-mentioned spraying coating process
It is 0.08mm to coating materials thickness；
（4）Moistureproof resistant to elevated temperatures valve will be coated with to be cooled down, after being cooled to room temperature, examined, storage；
Described cooling specially first uses water to be cooled to 75 DEG C with 7 DEG C/s speed, is then air-cooled to 55 DEG C, then use water with
3 DEG C/s cooling velocity is cooled to 25 DEG C, is finally air-cooled to room temperature.
3. the moistureproof high temperature resistant handling process of moistureproof high temperature steam tank valve according to claim 1, it is characterised in that：
The metal valve surface is coated with one layer of moistureproof high-temperature-resistant layer, and the moistureproof high-temperature-resistant layer coating concrete operations are as follows：
（1）Valve is first cleaned with the pure water that temperature is 85 DEG C, then dried up, drying temperature is 75 DEG C, then natural cooling
To room temperature, dried valve surface is cleaned into rubber surface 5 times with fat hydrocarbon solvent, is again 45 DEG C pure with temperature
Water rinses, and last blower fan drying is stand-by；
（2）Moistureproof high-temperature resistant coating is prepared, the moistureproof high-temperature resistant coating includes following components according to the mass fraction：
5 type PVC：22 parts, waterglass：18 parts, dispersant：16 parts, graphite powder：18 parts, lead potassium hydrogen phthalate：19 parts, ATO powder
Agent：33 parts, E-20 epoxy resin：15 parts, alcohol-soluble acrylate：24 parts, carbon fiber powder：22 parts, coalescents：13
Part, barium sulfate：19 parts, bromine carbon poly urethane resin composite materials：8 parts, auxiliary material：15 parts；
The bromine carbon poly urethane resin composite materials include following components according to the mass fraction：
Tetrahydrofuran：9 parts, allyl alcohol：19 parts, nitroethane：18 parts, ethylene glycol：13 parts, crosslinking agent：18 parts, sodium tetraborate：7
Part, mixed phosphate：29 parts, plasticizer：23 parts, auxiliary material：38 parts, cyclohexanone：20 parts, aromatic polyamide chopped fiber：17 parts；
（3）By step（1）In the valve handled well deliver in heating furnace and be preheated to 450 DEG C, in being set subsequently into spraying, first use
Spray gun thickness 0.08mm, is then heating and curing rapidly to the valve surface even application tiny grains of sand, repeats above-mentioned spraying coating process
It is 0.09mm to coating materials thickness；
（4）Moistureproof resistant to elevated temperatures valve will be coated with to be cooled down, after being cooled to room temperature, examined, storage；
Described cooling specially first uses water to be cooled to 90 DEG C with 7 DEG C/s speed, is then air-cooled to 65 DEG C, then use water with
3 DEG C/s cooling velocity is cooled to 30 DEG C, is finally air-cooled to room temperature.
4. the moistureproof high temperature resistant handling process of moistureproof high temperature steam tank valve according to claim 1, it is characterised in that：
Described dispersant is one kind in stearmide, barium stearate or zinc stearate；Described alcohol-soluble acrylate tree
Fat is made up of following composition by mass percentage：Ethanol：30-40%, azodiisobutyronitrile：20-25%, methyl methacrylate
Ester：10-15%, butyl acrylate：10-15%, butyl methacrylate：10-15%, above each component sum are 100%；Described
Coalescents are one kind in ethylene glycol ethyl ether, butyl glycol ether or propane diols；Described auxiliary material is compound rare-earth, described multiple
Close rare earth includes following components by mass percentage：Dysprosium：17-19%, cerium：19-21%, praseodymium：7-10%, neodymium：2-5%, remaining is
Lanthanum element, above lanthanide rare each component sum are 100%.
5. the moistureproof high temperature resistant handling process of moistureproof high temperature steam tank valve according to claim 1, it is characterised in that
The preparation method of the bromine carbon polyurethane resin material, specifically includes following steps：
A., tetrahydrofuran, allyl alcohol and nitroethane are added to agitating and heating in 250ml three-necked flask, described three mouthfuls of burnings
Equipped with agitating device, water knockout drum agent condenser pipe on bottle, the reflux dewatering 1-3h at 200-250 DEG C；
When b. reducing temperature to 70-80 DEG C, ethylene glycol is added into three-necked flask, is existed using the butyl acetate after dehydration as solvent
Tetrabromobisphenol A dissolved at 25-32 DEG C to obtain tetrabromobisphenol A solution, tetrabromobisphenol A solution is added in three-necked flask, to three
Di-n-butyltin dilaurate is added dropwise in mouth flask, agitating and heating reacts 60-65min at 95-96 DEG C；
C. reaction naturally cools to room temperature after terminating, and the raw material after being dehydrated in step a is added in three-necked flask, and add two
Di-n-butyltin dilaurate, 15-20min is reacted at 65-75 DEG C, be cooled to room temperature discharging, obtain bromine carbon base polyurethane prepolymer for use as；
D. the base polyurethane prepolymer for use as being prepared is mixed into aromatic polyamide chopped fiber, and be well mixed, then add auxiliary material
And cyclohexanone is well mixed again, the mixture of fiber and performed polymer is coated in model groove, the presulfurization 1- at 75 DEG C
It is standby after 3h；
E. mould, and the coating polyethylene wax in mould are cleared up, and mould is preheated to 90-95 DEG C, by the fiber after presulfurization
Placed in a mold with pre-polymer mixture, matched moulds, temperature is risen to 130-150 DEG C, solidification, treats that mould naturally cools to room temperature
When, the demoulding obtains bromine carbon polyurethane material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711123792.1A CN107876361A (en) | 2017-11-14 | 2017-11-14 | A kind of moistureproof high temperature resistant handling process of moistureproof high temperature steam tank valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711123792.1A CN107876361A (en) | 2017-11-14 | 2017-11-14 | A kind of moistureproof high temperature resistant handling process of moistureproof high temperature steam tank valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107876361A true CN107876361A (en) | 2018-04-06 |
Family
ID=61776678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711123792.1A Pending CN107876361A (en) | 2017-11-14 | 2017-11-14 | A kind of moistureproof high temperature resistant handling process of moistureproof high temperature steam tank valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107876361A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010065241A (en) * | 2008-09-08 | 2010-03-25 | Nisshin Steel Co Ltd | Aqueous emulsion treatment liquid and chemically-treated steel sheet using the same |
| CN103643194A (en) * | 2013-12-10 | 2014-03-19 | 镇江市华阳机电制造有限公司 | Process for wear-resistant treatment of valve core of instrument valve |
| CN103709874A (en) * | 2014-01-14 | 2014-04-09 | 钱计兴 | Fluororesin modified polyvinyl chloride clean material and priming paint and finish paint containing clean material |
| 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 |
| CN105969018A (en) * | 2016-06-21 | 2016-09-28 | 芜湖县双宝建材有限公司 | Corrosion-resistant environment-friendly coating |
| CN106582329A (en) * | 2016-12-09 | 2017-04-26 | 苏州科胜仓储物流设备有限公司 | Reverse osmosis flame-retardant waterproof layer and preparing method thereof |
-
2017
- 2017-11-14 CN CN201711123792.1A patent/CN107876361A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010065241A (en) * | 2008-09-08 | 2010-03-25 | Nisshin Steel Co Ltd | Aqueous emulsion treatment liquid and chemically-treated steel sheet using the same |
| CN103643194A (en) * | 2013-12-10 | 2014-03-19 | 镇江市华阳机电制造有限公司 | Process for wear-resistant treatment of valve core of instrument valve |
| CN103709874A (en) * | 2014-01-14 | 2014-04-09 | 钱计兴 | Fluororesin modified polyvinyl chloride clean material and priming paint and finish paint containing clean material |
| 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 |
| CN105969018A (en) * | 2016-06-21 | 2016-09-28 | 芜湖县双宝建材有限公司 | Corrosion-resistant environment-friendly coating |
| CN106582329A (en) * | 2016-12-09 | 2017-04-26 | 苏州科胜仓储物流设备有限公司 | Reverse osmosis flame-retardant waterproof layer and preparing method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 孔萍等: "《塑料材料》", 31 July 2017, 广东高等教育出版社 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102220062B (en) | Aqueous UV curing coating and preparation method thereof | |
| CN110128376B (en) | Compound, preparation method and application of compound as latent epoxy curing agent | |
| CN108864904A (en) | A kind of environment-friendly novel thermosetting powder coating and preparation method thereof | |
| CN109135512A (en) | A kind of building template release coating | |
| CN103059515B (en) | Vinyl ester resin modified epoxy pouring sealant and preparation method thereof | |
| CN109651767A (en) | A kind of composition epoxy resin rubber toughened using epoxy liquid | |
| CN104559686B (en) | A kind of preparation method of UV-Curable Epoxy Acrylate Coating | |
| CN101942265B (en) | Epoxy coal asphalt anti-corrosion paint and manufacturing method | |
| CN103881058A (en) | Preparation method of high-performance waterborne epoxy curing agent | |
| CN102040902A (en) | High-build epoxy coal tar pitch anticorrosive coating and preparation method thereof | |
| CN111171682A (en) | Non-sticky coating and coating process thereof | |
| CN106084929B (en) | Protect the preparation method of film composition, protective film and its | |
| CN1778848A (en) | Ultraviolet light curing coating and production thereof | |
| CN107876361A (en) | A kind of moistureproof high temperature resistant handling process of moistureproof high temperature steam tank valve | |
| CN107828074A (en) | A kind of anti-oxidant sheet plastic of antistatic and its production technology | |
| CN107955443A (en) | A kind of selfreparing anti-corrosion primer | |
| CN108003678A (en) | A kind for the treatment of process of wear-resistant instrument valve | |
| CN104312378A (en) | High-temperature resistant solvent-free impregnating varnish and preparation method thereof | |
| CN102344747A (en) | Low surface energy organosilicon coating material composition, preparation method, updating method and application thereof | |
| CN100509889C (en) | Technique for synthesizing air-dry type oxirene ester resin | |
| CN108339929B (en) | A kind of forming and fixing agent and its preparation process and application | |
| CN114133836B (en) | Microcapsule type self-repairing sintered epoxy coating and preparation method thereof | |
| CN105505147A (en) | Environmental-friendly high-hardness photo-heat curing dual-purpose resin coating and preparation method thereof | |
| CN106634529B (en) | A kind of polyurethane environmental protection blasting materials and preparation method thereof | |
| KR101859488B1 (en) | Adhesive composition for panel |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180406 |