CN106905840A - A kind of powdery paints containing boron oxide and preparation method thereof - Google Patents

A kind of powdery paints containing boron oxide and preparation method thereof Download PDF

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Publication number
CN106905840A
CN106905840A CN201510973106.4A CN201510973106A CN106905840A CN 106905840 A CN106905840 A CN 106905840A CN 201510973106 A CN201510973106 A CN 201510973106A CN 106905840 A CN106905840 A CN 106905840A
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China
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boron oxide
parts
powdery paints
film forming
forming agent
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CN201510973106.4A
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Chinese (zh)
Inventor
王文川
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YA'AN BESTRY PERFORMANCE MATERIALS CO Ltd
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YA'AN BESTRY PERFORMANCE MATERIALS CO Ltd
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Priority to CN201510973106.4A priority Critical patent/CN106905840A/en
Publication of CN106905840A publication Critical patent/CN106905840A/en
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
    • C08G59/14—Polycondensates modified by chemical after-treatment
    • C08G59/1433—Polycondensates modified by chemical after-treatment with organic low-molecular-weight compounds
    • C08G59/1438—Polycondensates modified by chemical after-treatment with organic low-molecular-weight compounds containing oxygen
    • 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
    • C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
    • C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
    • C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
    • C08G59/42—Polycarboxylic acids; Anhydrides, halides or low molecular weight esters thereof
    • C08G59/4238—Polycarboxylic acids; Anhydrides, halides or low molecular weight esters thereof heterocyclic
    • 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
    • C09D179/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen, with or without oxygen, or carbon only, not provided for in groups C09D161/00 - C09D177/00
    • C09D179/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
    • 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
    • C09D5/03—Powdery paints
    • 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
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic
    • 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
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic
    • C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
    • 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
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/63—Additives non-macromolecular organic
    • 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
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend

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

Abstract

The invention discloses a kind of powdery paints containing boron oxide and preparation method thereof, the weight portion of its constitutive material is：Pioloform, polyvinyl acetal 33-38, tetraphenolic ethane tetraglycidel ether epoxy resin 30-35, polybenzimidazoles 68-75, precipitated calcium carbonate 25-30, boron oxide 13-18, nano brick ground-slag end 8-10, antimony oxide 1-3, methenamine 1.5-2.5 and film forming agent 5.0-6.0；It is primary raw material present invention employs Pioloform, polyvinyl acetal, tetraphenolic ethane tetraglycidel ether epoxy resin, with the addition of boron oxide, antimony oxide and film forming agent, strengthen the Combination between each raw material, the surface levelling of powdery paints is improved simultaneously, with gloss retention high, the dicoration of powdery paints is improve, the product qualified rate for preparing is high.

Description

A kind of powdery paints containing boron oxide and preparation method thereof
Technical field
The present invention relates to powdery paints, and in particular to a kind of powdery paints containing boron oxide and preparation method thereof.
Background technology
With the sustained, stable growth and the continuous improvement of living standards of the people of China's economy, the powder of hardware is applied Dress business is also continuously increased, especially the industry such as instrument and meter, means of transportation, aluminium section bar, and powder coating can provide excellent to metal Good anti-corrosion protection and decoration performance, but because the antifouling property of the existing coating for above-mentioned field is undesirable, on coating Often adhere to all kinds of dusts, dirt even greasy dirt；Anti-stick patch ability is also undesirable, and the coating that existing powdery paints is formed exists Open air is exposed to the sun, drenches with rain etc. under effect of natural conditions and the phenomenons such as foaming, cracking, stripping easily occurs for a long time, therefore, the mechanicalness of coating Can be also undesirable.
The content of the invention
It is an object of the invention to provide a kind of powdery paints containing boron oxide and preparation method thereof.
The present invention is adopted the following technical scheme that to achieve these goals：
Powdery paints containing boron oxide, the weight portion of its constitutive material is：Pioloform, polyvinyl acetal 33-38, four phenolic group ethane four Tetraglycidel ether epoxy resin 30-35, polybenzimidazoles 68-75, precipitated calcium carbonate 25-30, boron oxide 13-18, nano brick slag Powder 8-10, antimony oxide 1-3, methenamine 1.5-2.5 and film forming agent 5.0-6.0.
Powdery paints containing boron oxide, the weight portion of its constitutive material is：Pioloform, polyvinyl acetal 35, four phenolic group ethane four Tetraglycidel ether epoxy resin 32, polybenzimidazoles 72, precipitated calcium carbonate 28, boron oxide 15, nano brick ground-slag end 9, three aoxidize Two antimony 2, methenamine 2.0 and film forming agent 5.5.
The preparation method of the powdery paints containing boron oxide, comprises the following steps：
（1）Carbon coating boron oxide：
a：Boron oxide powder is broken to 150-200 mesh, is then added in deionized water by the weight portion of constitutive material, boron oxide and Deionized water weight ratio is 1：2.0-5.5, uniform mixing；
b：The glucose of boron oxide quality 8-12% is accounted for addition in gained mixed liquor, then stirring, uniform mixing adds and account for The molybdenum carbide of glucose quality 1.5-2.8%, stir mixing；Mist projection granulating, obtains the boron oxide powder of organic carbon coating, 170-200 DEG C of the inlet temperature of spray drying, 68-75 DEG C of outlet temperature；
c：Gained boron oxide powder is fitted into crucible, vacuumizes, and is passed through inert atmosphere, keeps being heated under inert atmosphere conditions 275-320 DEG C of sintering 3.2-3.8h, then cooling obtains carbon coating boron oxide；
（2）The preparation of film forming agent：
a：First by 25-30 parts of neoprene CR322,3.3-3.8 part dimethylbenzene, 1.3-1.5 parts of ethylene glycol diglycidylether, 9-11 parts of E-12 epoxy resin mixing is added in reactor, is reacted 2-3 hours at a temperature of 75-95 DEG C；
b：In step（1）Reactor in add 19-21 parts of maleic anhydride, 1.8-2.2 parts of 2,6 BHT, 1.5-2.0 parts of vinyltrimethoxy silane, 1.7-2.3 parts of crosslinking agent TAIC, stirring mixing, under 50-80 DEG C of temperature conditionss Reaction 3-5 hours, obtains final product；
（3）Then and step each raw material in addition to boron oxide and film forming agent is weighed by the weight portion of constitutive material,（1）With（2） Raw material after treatment carries out dispensing and is put into mixing in mixer, and the compound that will be mixed is put into double screw extruder extrusion； After sheet material cooling after extrusion, put into pulverizer and crush, grind to form the powder of 150-200 mesh, packaging and storage, powder is solid Change condition is：190-200 DEG C of solidification temperature, is incubated 15-20 minutes.
Advantages of the present invention：
It is primary raw material present invention employs Pioloform, polyvinyl acetal, tetraphenolic ethane tetraglycidel ether epoxy resin, with the addition of Boron oxide, antimony oxide and film forming agent, strengthen the Combination between each raw material, while improving the surface stream of powdery paints It is flat, with gloss retention high, the dicoration of powdery paints is improve, the product qualified rate for preparing is high.
Specific embodiment
Embodiment 1：Powdery paints containing boron oxide, the weight portion of its constitutive material（kg）For：Pioloform, polyvinyl acetal 35, Tetraphenolic ethane tetraglycidel ether epoxy resin 32, polybenzimidazoles 72, precipitated calcium carbonate 28, boron oxide 15, nano brick slag Powder 9, antimony oxide 2, methenamine 2.0 and film forming agent 5.5.
The preparation method of the powdery paints containing boron oxide, comprises the following steps：
（1）Carbon coating boron oxide：
a：Boron oxide powder is broken to 180 mesh, is then added in deionized water by the weight portion of constitutive material, boron oxide and go from Sub- water weight ratio is 1：2.2, uniform mixing；
b：The glucose of boron oxide quality 10% is accounted for addition in gained mixed liquor, then stirring, uniform mixing adds and account for Portugal The molybdenum carbide of grape saccharic amount 2.0%, stir mixing；Mist projection granulating, obtains the boron oxide powder of organic carbon coating, and spraying is dry 180 DEG C of dry inlet temperature, 70 DEG C of outlet temperature；
c：Gained boron oxide powder is fitted into crucible, vacuumizes, and is passed through inert atmosphere, keeps being heated under inert atmosphere conditions 300 DEG C of sintering 3.5h, then cooling obtains carbon coating boron oxide；
（2）The preparation of film forming agent：
a：First by 28 parts of neoprene CR322,3.5 parts of dimethylbenzene, 1.4 parts of ethylene glycol diglycidylethers, 10 parts of E-12 rings Oxygen mixed with resin is added in reactor, is reacted 2.5 hours at a temperature of 85 DEG C；
b：In step（1）Reactor in add 20 parts of maleic anhydrides, 2.0 part of 2,6 BHT, 1.8 parts of second Alkenyl trimethoxy silane, 2.0 parts of crosslinking agent TAIC, stirring mixing, react 3-5 hours under 65 DEG C of temperature conditionss, obtain final product；
（3）Then and step each raw material in addition to boron oxide and film forming agent is weighed by the weight portion of constitutive material,（1）With（2） Raw material after treatment carries out dispensing and is put into mixing in mixer, and the compound that will be mixed is put into double screw extruder extrusion, After sheet material cooling after extrusion, put into pulverizer and crush, grind to form the powder of 150-200 mesh, packaging and storage, powder is solid Change condition is：195 DEG C of solidification temperature, is incubated 18 minutes.
The powdery paints is acted in the steel tube surface through spray treatment using electrostatic spraying construction method, through 200 DEG C Abundant solidification, naturally cool to room temperature, after placing 24h, determine coating performance, its coating impact strength >=94cm, salt spray resistance Time >=2980h, the artificial accelerated aging time >=3350h, heat resistance >=590, exposure to weather(ing) 14 months is non-foaming, do not give birth to Become rusty, do not ftracture, do not peel off.

Claims (2)

1. a kind of powdery paints containing boron oxide, it is characterised in that the weight portion of its constitutive material is：Pioloform, polyvinyl acetal 33- 38th, tetraphenolic ethane tetraglycidel ether epoxy resin 30-35, polybenzimidazoles 68-75, precipitated calcium carbonate 25-30, boron oxide 13-18, nano brick ground-slag end 8-10, antimony oxide 1-3, methenamine 1.5-2.5 and film forming agent 5.0-6.0；Described contains There is the preparation method of the powdery paints of boron oxide, comprise the following steps：
（1）Carbon coating boron oxide：
a：Boron oxide powder is broken to 150-200 mesh, is then added in deionized water by the weight portion of constitutive material, boron oxide and Deionized water weight ratio is 1：2.0-5.5, uniform mixing；
b：The glucose of boron oxide quality 8-12% is accounted for addition in gained mixed liquor, then stirring, uniform mixing adds and account for The molybdenum carbide of glucose quality 1.5-2.8%, stir mixing；Mist projection granulating, obtains the boron oxide powder of organic carbon coating, 170-200 DEG C of the inlet temperature of spray drying, 68-75 DEG C of outlet temperature；
c：Gained boron oxide powder is fitted into crucible, vacuumizes, and is passed through inert atmosphere, keeps being heated under inert atmosphere conditions 275-320 DEG C of sintering 3.2-3.8h, then cooling obtains carbon coating boron oxide；
（2）The preparation of film forming agent：
a：First by 25-30 parts of neoprene CR322,3.3-3.8 part dimethylbenzene, 1.3-1.5 parts of ethylene glycol diglycidylether, 9-11 parts of E-12 epoxy resin mixing is added in reactor, is reacted 2-3 hours at a temperature of 75-95 DEG C；
b：Added in the reactor of step a 19-21 parts of maleic anhydride, 1.8-2.2 parts of 2,6 BHT, 1.5-2.0 parts of vinyltrimethoxy silane, 1.7-2.3 parts of crosslinking agent TAIC, stirring mixing, under 50-80 DEG C of temperature conditionss Reaction 3-5 hours, obtains final product；
（3）Then and step each raw material in addition to boron oxide and film forming agent is weighed by the weight portion of constitutive material,（1）With（2） Raw material after treatment carries out dispensing and is put into mixing in mixer, and the compound that will be mixed is put into double screw extruder extrusion； After sheet material cooling after extrusion, put into pulverizer and crush, grind to form the powder of 150-200 mesh, packaging and storage, powder is solid Change condition is：190-200 DEG C of solidification temperature, is incubated 15-20 minutes.
2. the powdery paints containing boron oxide according to claim 1, it is characterised in that the weight portion of its constitutive material is： Pioloform, polyvinyl acetal 35, tetraphenolic ethane tetraglycidel ether epoxy resin 32, polybenzimidazoles 72, precipitated calcium carbonate 28, oxygen Change boron 15, nano brick ground-slag end 9, antimony oxide 2, methenamine 2.0 and film forming agent 5.5.
CN201510973106.4A 2015-12-23 2015-12-23 A kind of powdery paints containing boron oxide and preparation method thereof Pending CN106905840A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510973106.4A CN106905840A (en) 2015-12-23 2015-12-23 A kind of powdery paints containing boron oxide and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510973106.4A CN106905840A (en) 2015-12-23 2015-12-23 A kind of powdery paints containing boron oxide and preparation method thereof

Publications (1)

Publication Number Publication Date
CN106905840A true CN106905840A (en) 2017-06-30

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510973106.4A Pending CN106905840A (en) 2015-12-23 2015-12-23 A kind of powdery paints containing boron oxide and preparation method thereof

Country Status (1)

Country Link
CN (1) CN106905840A (en)

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Application publication date: 20170630