High-flash-point safe epoxy micaceous iron oxide intermediate coating and preparation method thereof

A technology of epoxy cloud iron and intermediate coatings, which is applied in the direction of epoxy resin coatings, anti-corrosion coatings, coatings, etc., can solve the problems of flammability, non-environmental protection, poor storage safety, etc., achieve high flash point, improved anti-corrosion performance, good wettability

Pending Publication Date: 2022-07-29

湖北吉人水性汽车涂料有限公司

3 Cites 0 Cited by

AI-Extracted Technical Summary

Problems solved by technology

[0002] At present, the materials used in the formulations of epoxy mica iron intermediate coatings on the market are all made of conventional oily organic materials, and the formulation design has proble...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine

Abstract

The invention discloses a high-flash-point safe epoxy micaceous iron intermediate coating and a preparation method thereof, the epoxy zinc-rich primer comprises a paint component and a curing agent component, and is characterized in that the paint component is prepared from the following raw materials in percentage by mass: 15-40wt% of high-flash-point epoxy resin, 15-40wt% of high-flash-point epoxy resin, 15-40wt% of high-flash-point epoxy resin, 15-40wt% of high-flash-point epoxy resin, 10-40wt% of high-flash-point epoxy resin 8 to 23 wt% of ethylene glycol butyl ether acetate; 0.2 to 1 wt% of polyamide wax; 0.1 to 1 wt% of organic bentonite; 10 to 30 weight percent of talcum powder; 20 to 40 wt% of mica iron oxide; the curing agent component is prepared from the following raw materials: 10-50wt% of butyl cellosolve acetate; 15 to 20 weight percent of phenolic aldehyde ammonia; 3 to 10 weight percent of high-flash-point epoxy resin; and 20-50 wt% of modified polyamide. According to the invention, compared with the conventional epoxy micaceous iron oxide intermediate coating, the dangerous problems of safety, environmental protection, transportation, use and the like can be thoroughly solved, and the corrosion resistance and shielding property of the epoxy micaceous iron oxide intermediate coating are improved by 2-3 times compared with those of the same type of products in the current market.

Application Domain

Anti-corrosive paintsEpoxy resin coatings

Technology Topic

PolyamideIron oxide +12

Image

Examples

Experimental program(3)
Comparison scheme(1)
Effect test(1)

Example Embodiment

[0027] Example 1

[0028] This example provides a high flash point safe epoxy micaceous iron intermediate coating, which includes a paint component and a curing agent component, and in mass percent, the paint component is made from the following raw materials:

[0029] High flash point epoxy resin, 45wt%;

[0030] Ethylene glycol butyl ether acetate, 8wt%;

[0031] Polyamide wax, 0.3wt%;

[0032] Organic bentonite, 0.8wt%;

[0033] Talc, 15wt%;

[0034] Mica iron oxide, 30.9wt%;

[0035] The hardener component is made from the following raw materials:

[0036] Ethylene glycol butyl ether acetate, 27wt%;

[0037] Phenolic ammonia, 20wt%;

[0038] High flash point epoxy resin, 8wt%;

[0039] Modified polyamide 45wt%.

[0040] Correspondingly, another technical problem to be solved in the present invention is to provide a preparation method of a high flash point safe epoxy micaceous iron intermediate coating.

[0041] As far as the preparation method is concerned, the preparation method of the paint component comprises the following steps:

[0042] Step S1, carefully check whether the reaction kettle, the dilution kettle and the pipeline are clean and unobstructed, and after confirming that the standard is met, confirm that the temperature in the kettle is lower than 100 °C;

[0043] In step S2, the high flash point epoxy resin, polyamide wax, organobentonite and 5wt% ethylene glycol butyl ether acetate of the designed amount are sequentially put into the reaction kettle, and stirred at a high speed for 0.3 hours until completely stirred;

[0044] Step S3, put the talcum powder and mica iron oxide in the designed amount into the reaction kettle in turn, stir at a rotating speed of 1500rpm while feeding, and disperse at high speed for 0.3h after adding the material;

[0045] Step S4, put the remaining ethylene glycol butyl ether acetate into the reaction kettle and disperse for 5 minutes to adjust the viscosity of the solution to 120KU±10, and filter with a 60-mesh filter screen to obtain the paint component.

[0046] Further, the preparation method of the curing agent component comprises the following steps:

[0047] Step T1, put the ethylene glycol butyl ether acetate, phenolic ammonia and high flash point epoxy resin in the designed amount into the reaction kettle, disperse for 25 minutes, cover the cylinder head and let stand, open the cylinder head and then disperse for 8 minutes;

[0048] In step T2, a designed amount of the modified polyamide is put into the reaction and dispersed for 5 minutes to obtain the curing agent component.

Example Embodiment

[0049] Example 2

[0050] This example provides a high flash point safe epoxy micaceous iron intermediate coating, which includes a paint component and a curing agent component, and in mass percent, the paint component is made from the following raw materials:

[0051] High flash point epoxy resin, 35wt%;

[0052] Ethylene glycol butyl ether acetate, 15wt%;

[0053] Polyamide wax, 1wt%;

[0054] Organic bentonite, 0.1wt%;

[0055] Talc, 20wt%;

[0056] Mica iron oxide, 28.9wt%;

[0057] The hardener component is made from the following raw materials:

[0058] Ethylene glycol butyl ether acetate, 50wt%;

[0059] Phenolic ammonia, 15wt%;

[0060] High flash point epoxy resin, 10wt%;

[0061] Modified polyamide 25wt%.

[0062] Correspondingly, another technical problem to be solved in the present invention is to provide a preparation method of a high flash point safe epoxy micaceous iron intermediate coating.

[0063] As far as the preparation method is concerned, the preparation method of the paint component comprises the following steps:

[0064] Step S1, carefully check whether the reaction kettle, the dilution kettle and the pipeline are clean and unobstructed, and after confirming that the standard is met, confirm that the temperature in the kettle is lower than 100 °C;

[0065] In step S2, the high flash point epoxy resin, polyamide wax, organobentonite and 3wt% ethylene glycol butyl ether acetate of the designed amount are successively put into the reaction kettle, and stirred at high speed for 0.2 hour until completely stirred;

[0066] Step S3, put the talcum powder and mica iron oxide in the designed amount into the reaction kettle in turn, stir at a rotating speed of 1000rpm while feeding, and disperse at a high speed for 0.4h after adding the material;

[0067] Step S4, put the remaining ethylene glycol butyl ether acetate into the reaction kettle and disperse for 5 minutes to adjust the viscosity of the solution to 120KU±10, and filter with a 60-mesh filter screen to obtain the paint component.

[0068] Further, the preparation method of the curing agent component comprises the following steps:

[0069] In step T1, the designed parts of ethylene glycol butyl ether acetate, phenolic ammonia and high flash point epoxy resin are put into the reaction kettle, dispersed for 30 minutes, covered with a cylinder head and left to stand, and then dispersed for 10 minutes after opening the cylinder head;

[0070] In step T2, a designed amount of modified polyamide is put into the reaction and dispersed for 8 minutes to obtain the curing agent component.

Example Embodiment

[0071] Example 3

[0072]This example provides a high flash point safe epoxy micaceous iron intermediate coating, which includes a paint component and a curing agent component, and in mass percent, the paint component is made from the following raw materials:

[0073] High flash point epoxy resin, 15wt%;

[0074] Ethylene glycol butyl ether acetate, 23wt%;

[0075] Polyamide wax, 1wt%;

[0076] Organic bentonite, 1wt%;

[0077] Talc, 30wt%;

[0078] Mica iron oxide, 30wt%;

[0079] The hardener component is made from the following raw materials:

[0080] Ethylene glycol butyl ether acetate, 20wt%;

[0081] Phenolic ammonia, 20wt%;

[0082] High flash point epoxy resin, 10wt%;

[0083] Modified polyamide 50wt%.

[0084] Correspondingly, another technical problem to be solved in the present invention is to provide a preparation method of a high flash point safe epoxy micaceous iron intermediate coating.

[0085] As far as the preparation method is concerned, the preparation method of the paint component comprises the following steps:

[0086] Step S1, carefully check whether the reaction kettle, the dilution kettle and the pipeline are clean and unobstructed, and after confirming that the standard is met, confirm that the temperature in the kettle is lower than 100 °C;

[0087] In step S2, the high flash point epoxy resin, polyamide wax, organobentonite and 4wt% ethylene glycol butyl ether acetate of the designed amount are successively put into the reaction kettle, and stirred at high speed for 0.2 hour until completely stirred;

[0088] Step S3, put the talcum powder and mica iron oxide in the designed amount into the reaction kettle in turn, stir at a rotating speed of 900rpm while adding the material, and disperse at a high speed for 0.5h after adding the material;

[0089] Step S4, put the remaining ethylene glycol butyl ether acetate into the reaction kettle and disperse for 10 minutes to adjust the viscosity of the solution to 120KU±10, and filter with a 60-mesh filter screen to obtain the paint component.

[0090] Further, the preparation method of the curing agent component comprises the following steps:

[0091] Step T1, put the ethylene glycol butyl ether acetate, phenolic ammonia and high flash point epoxy resin in the designed amount into the reaction kettle, disperse for 40 minutes, cover the cylinder head and let stand, open the cylinder head and then disperse for 15 minutes;

[0092] In step T2, a designed amount of the modified polyamide is put into the reaction and dispersed for 10 minutes to obtain the curing agent component.

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine

Login to view more

PUM

Description & Claims & Application Information

We can also present the details of the Description, Claims and Application information to help users get a comprehensive understanding of the technical details of the patent, such as background art, summary of invention, brief description of drawings, description of embodiments, and other original content. On the other hand, users can also determine the specific scope of protection of the technology through the list of claims; as well as understand the changes in the life cycle of the technology with the presentation of the patent timeline. Login to view more.

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine

Login to view more

Classification and recommendation of technical efficacy words

Good wettability
High flash point

High-flash-point safe epoxy micaceous iron oxide intermediate coating and preparation method thereof

AI-Extracted Technical Summary

Problems solved by technology

Abstract

Image

Examples

Example Embodiment

Example Embodiment

Example Embodiment

PUM

Description & Claims & Application Information

Similar technology patents

Lubricating oil base oil and preparation method thereof

Aviation component cleaning agent and preparing method

Water-based siloxane coating for outer surface coating of non-stick pan

Coal tar cleaning agent

High-cleanliness extreme-pressure turbine oil and preparation method thereof

Classification and recommendation of technical efficacy words

Long fiber filler reinforced resin pellet

Novel hydrophobic silica aerogel composite separator for lithium ion battery

Surface or local gradient reinforced wear resistant manganese steel composite material and preparing process

Ultrasonic-assisted low-temperature glass brazing method

Composite separator membrane, preparation method thereof, and application thereof in lithium ion batteries

Flame retardant acrylate adhesive

Automobile antifreeze

Concentrated solution for hydraulic support for mines and preparation method

Preparation method for environment-friendly extreme-pressure cutting oil

Multipurpose aluminum-magnesium drawing oil and production method thereof