CN105273593A - Waterborne one-component glass coating and preparation method thereof - Google Patents

Abstract

The invention discloses a waterborne one-component glass coating and its preparation method. The waterborne one-component glass coating is prepared from the following raw materials: epoxy resin, methyltrichlorosilane, a polyurethane emulsion, nano-silica, acrylic acid modified epoxy resin, amino resin, glycol ether, diethylamine, a nonionic association polyurethane, polydimethylsiloxane and deionized water. The waterborne one-component glass coating has high water resistance, thermal barrier effect and high light transmittance performance.

Description

A kind of aqueous one-component glass paint and preparation method thereof

Technical field

The present invention relates to a kind of aqueous one-component glass paint and preparation method thereof.

Background technology

Glass and glasswork, because of attractive in appearance and needs that are performance, coating need be applied thereon, but existing glass paint also exists following problem: 1, existing glass paint is dual-component coating, need to allocate then and there, after deployed, just must make use up (in several hours) within very short time, otherwise will lose efficacy, not only use inconvenience, and easily cause the waste of material; 2, the existing glass paint commercially sold mostly is oil paint, its filmogen is mainly from petroleum chemicals, and its solvent also adopts organic solvent more, usually containing formaldehyde, the toxic substance such as free TDI and dimethylbenzene, these materials constantly come out in glass paint production process and use procedure, not only cause environmental pollution, and infringement HUMAN HEALTH; 3, to the common liquid such as water, ethanol tolerance poor performance, wear resistance is poor.

Summary of the invention

The technical problem to be solved in the present invention is to provide that a kind of water resistance is high, good heat-insulation effect and the high aqueous one-component glass paint of light transmission.

For solving the problem, the present invention adopts following technical scheme:

A kind of aqueous one-component glass paint and preparation method thereof, is made up of following raw material: epoxy resin, METHYL TRICHLORO SILANE, polyaminoester emulsion, nano silicon, acrylic modified epoxy resin, aminoresin, glycol ether, diethylamine, non-ionic associative type polyurethane, polydimethylsiloxane, deionized water; Described raw material is made up of following parts by weight proportioning: epoxy resin 10-18 part, METHYL TRICHLORO SILANE 12-20 part, polyaminoester emulsion 14-20 part, nano silicon 8-16 part, acrylic modified epoxy resin 8-14 part, aminoresin 14-18 part, glycol ether 14-18 part, diethylamine 6-10 part, non-ionic associative type polyurethane 5-10 part, polydimethylsiloxane 2-5 part, deionized water 10-30 part.

Further, described raw material is made up of following parts by weight proportioning: epoxy resin 14 parts, METHYL TRICHLORO SILANE 16 parts, polyaminoester emulsion 17 parts, nano silicon 12 parts, acrylic modified epoxy resin 11 parts, 16 parts, aminoresin, glycol ether 16 parts, diethylamine 8 parts, non-ionic associative type polyurethane 7 parts, polydimethylsiloxane 4 parts, deionized water 20 parts.

Another technical problem that the present invention will solve, for providing a kind of preparation method of aqueous one-component glass paint, comprises the following steps:

1) by epoxy resin 10-18 part, METHYL TRICHLORO SILANE 12-20 part, the mixing of deionized water 10-30 part, sand milling, dispersion, stirring multi-purpose machine is put into, high speed dispersion 15min under rotating speed is 2800rmp condition, for subsequent use;

2) polyaminoester emulsion 14-20 part is joined on the magnetic force heating stirrer with magneton, constantly stir under rotating speed is 500r/min condition, continue 5min, for subsequent use;

3) to step 2) in plus nano silicon-dioxide 8-16 part again, stirring velocity is adjusted to 1200r/min, continues 40min, for subsequent use;

4) add in four-hole boiling flask by the dehydration of glycol ether 14-18 part, pass into nitrogen protection, add diethylamine 6-10 part after 20min, temperature is down to 30 DEG C, for subsequent use;

5) acrylic modified epoxy resin 8-14 part is added in high-speed dispersing kettle, then add polydimethylsiloxane 2-5 part, non-ionic associative type polyurethane 5-10 part, stir, for subsequent use;

6) step 6) Raw is sent into grinding machine for grinding to fineness≤12 μm, then add aminoresin 14-18 part, stir, for subsequent use;

7) raw material in step 1), step 3) and step 5) is joined in step 7), stir, be cooled to room temperature, a kind of aqueous one-component glass paint can be obtained

Beneficial effect of the present invention is: do not need to allocate then and there when this aqueous one-component glass paint uses, and possess longer working life, the problem such as cause waste, working life short avoiding conventional dual-component coating easily to occur; After this glass paint fully solidifies, strong adhesion, intensity are large, to the common liquid such as water, ethanol tolerance excellent performance, exterior water profit is smooth, stable performance, and transmittance is high and effect of heat insulation is obvious.

Embodiment

Embodiment 1

A kind of aqueous one-component glass paint and preparation method thereof, is made up of following raw material: epoxy resin, METHYL TRICHLORO SILANE, polyaminoester emulsion, nano silicon, acrylic modified epoxy resin, aminoresin, glycol ether, diethylamine, non-ionic associative type polyurethane, polydimethylsiloxane, deionized water; Described raw material is made up of following parts by weight proportioning: epoxy resin 10 parts, METHYL TRICHLORO SILANE 12 parts, polyaminoester emulsion 14 parts, nano silicon 8 parts, acrylic modified epoxy resin 8 parts, 14 parts, aminoresin, glycol ether 14 parts, diethylamine 6 parts, non-ionic associative type polyurethane 5 parts, polydimethylsiloxane 2 parts, deionized water 10 parts.

A kind of aqueous one-component glass paint and preparation method thereof, comprises the following steps:

1) by epoxy resin 10 parts, METHYL TRICHLORO SILANE 12 parts, deionized water 10 parts mixing, sand milling, dispersion, stirring multi-purpose machine is put into, high speed dispersion 15min under rotating speed is 2800rmp condition, for subsequent use;

2) polyaminoester emulsion 14 parts is joined on the magnetic force heating stirrer with magneton, constantly stir under rotating speed is 500r/min condition, continue 5min, for subsequent use;

3) to step 2) in plus nano silicon-dioxide 8 parts again, stirring velocity is adjusted to 1200r/min, continues 40min, for subsequent use;

4) add in four-hole boiling flask by glycol ether 14 parts of dehydrations, pass into nitrogen protection, add diethylamine 6 parts after 20min, temperature is down to 30 DEG C, for subsequent use;

5) acrylic modified epoxy resin 8 parts is added in high-speed dispersing kettle, then add polydimethylsiloxane 2 parts and non-ionic associative type polyurethane 5 parts, stir, for subsequent use;

6) step 5) Raw is sent into grinding machine for grinding to fineness≤12 μm, then add 14 parts, aminoresin, stir, for subsequent use;

7) raw material in step 1), step 3) is joined in step 6), stir, be cooled to room temperature, a kind of aqueous one-component glass paint can be obtained.

Embodiment 2

A kind of aqueous one-component glass paint and preparation method thereof, is made up of following raw material: epoxy resin, METHYL TRICHLORO SILANE, polyaminoester emulsion, nano silicon, acrylic modified epoxy resin, aminoresin, glycol ether, diethylamine, non-ionic associative type polyurethane, polydimethylsiloxane, deionized water; Described raw material is made up of following parts by weight proportioning: epoxy resin 14 parts, METHYL TRICHLORO SILANE 16 parts, polyaminoester emulsion 17 parts, nano silicon 12 parts, acrylic modified epoxy resin 11 parts, 16 parts, aminoresin, glycol ether 16 parts, diethylamine 8 parts, non-ionic associative type polyurethane 7 parts, polydimethylsiloxane 4 parts, deionized water 20 parts.

A kind of aqueous one-component glass paint and preparation method thereof, comprises the following steps:

1) by epoxy resin 14 parts, METHYL TRICHLORO SILANE 16 parts, deionized water 20 parts mixing, sand milling, dispersion, stirring multi-purpose machine is put into, high speed dispersion 15min under rotating speed is 2800rmp condition, for subsequent use;

2) polyaminoester emulsion 17 parts is joined on the magnetic force heating stirrer with magneton, constantly stir under rotating speed is 500r/min condition, continue 5min, for subsequent use;

3) to step 2) in plus nano silica 12 parts again, stirring velocity is adjusted to 1200r/min, continues 40min, for subsequent use;

4) add in four-hole boiling flask by glycol ether 16 parts of dehydrations, pass into nitrogen protection, add diethylamine 8 parts after 20min, temperature is down to 30 DEG C, for subsequent use;

5) acrylic modified epoxy resin 11 parts is added in high-speed dispersing kettle, then add polydimethylsiloxane 4 parts and non-ionic associative type polyurethane 7 parts, stir, for subsequent use;

6) step 5) Raw is sent into grinding machine for grinding to fineness≤12 μm, then add 16 parts, aminoresin, stir, for subsequent use;

7) raw material in step 1), step 3) is joined in step 6), stir, be cooled to room temperature, a kind of aqueous one-component glass paint can be obtained.

Embodiment 3

A kind of aqueous one-component glass paint and preparation method thereof, is made up of following raw material: epoxy resin, METHYL TRICHLORO SILANE, polyaminoester emulsion, nano silicon, acrylic modified epoxy resin, aminoresin, glycol ether, diethylamine, non-ionic associative type polyurethane, polydimethylsiloxane, deionized water; Described raw material is made up of following parts by weight proportioning: epoxy resin 18 parts, METHYL TRICHLORO SILANE 20 parts, polyaminoester emulsion 20 parts, nano silicon 16 parts, acrylic modified epoxy resin 14 parts, 18 parts, aminoresin, glycol ether 18 parts, diethylamine 10 parts, non-ionic associative type polyurethane 10 parts, polydimethylsiloxane 5 parts, deionized water 30 parts.

A kind of aqueous one-component glass paint and preparation method thereof, comprises the following steps:

1) by epoxy resin 18 parts, METHYL TRICHLORO SILANE 20 parts, deionized water 30 parts mixing, sand milling, dispersion, stirring multi-purpose machine is put into, high speed dispersion 15min under rotating speed is 2800rmp condition, for subsequent use;

2) polyaminoester emulsion 20 parts is joined on the magnetic force heating stirrer with magneton, constantly stir under rotating speed is 500r/min condition, continue 5min, for subsequent use;

3) to step 2) in plus nano silica 16 parts again, stirring velocity is adjusted to 1200r/min, continues 40min, for subsequent use;

4) add in four-hole boiling flask by glycol ether 18 parts of dehydrations, pass into nitrogen protection, add diethylamine 10 parts after 20min, temperature is down to 30 DEG C, for subsequent use;

5) acrylic modified epoxy resin 14 parts is added in high-speed dispersing kettle, then add polydimethylsiloxane 5 parts and non-ionic associative type polyurethane 10 parts, stir, for subsequent use;

6) step 5) Raw is sent into grinding machine for grinding to fineness≤12 μm, then add 18 parts, aminoresin, stir, for subsequent use;

7) raw material in step 1), step 3) is joined in step 6), stir, be cooled to room temperature, a kind of aqueous one-component glass paint can be obtained.

Experimental example

Choose that simple glass coating is control group 1, special glass paint is control group two and experimental group of the present invention, observe each group of glass paint to the impact of glass.

Comparing result sees the following form:

Project group	Transmittance	Sticking power	Hardness	Water-fast number of days
					Control group 1	79.8%	2 grades	HB	3 days
Control group 2	90.2%	1 grade	H	10 days
					Experimental group	92.6%	1 grade	2H	13 days

As can be seen here, aqueous one-component glass paint effect of the present invention is best, can reach best effect.

Typical case:

Huang, manage a glassworks, wherein a kind of glass needs to coat paint vehicle, use common paint vehicle to glass japanning when Huang starts, but investigating discovery post sales, user after a procedure, after the instrument such as window, divider of glass support, to drench with rain or after humidity, the transmittance of glass is deteriorated, the phenomenons such as depainting, therefore, Huang is often complained, and traveller is also few, and Huang used aqueous one-component glass paint of the present invention afterwards, and not only cost is low, also improve the quality of glass, extensively obtain the favorable comment of client.

Beneficial effect of the present invention is: do not need to allocate then and there when this aqueous one-component glass paint uses, and possess longer working life, the problem such as cause waste, working life short avoiding conventional dual-component coating easily to occur; After this glass paint fully solidifies, strong adhesion, intensity are large, to the common liquid such as water, ethanol tolerance excellent performance, exterior water profit is smooth, stable performance, and transmittance is high and effect of heat insulation is obvious.

The above, be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, and any change of expecting without creative work or replacement, all should be encompassed in protection scope of the present invention.

Claims (3)

1. aqueous one-component glass paint and preparation method thereof, is characterized in that: be made up of following raw material: epoxy resin, METHYL TRICHLORO SILANE, polyaminoester emulsion, nano silicon, acrylic modified epoxy resin, aminoresin, glycol ether, diethylamine, non-ionic associative type polyurethane, polydimethylsiloxane, deionized water; Described raw material is made up of following parts by weight proportioning: epoxy resin 10-18 part, METHYL TRICHLORO SILANE 12-20 part, polyaminoester emulsion 14-20 part, nano silicon 8-16 part, acrylic modified epoxy resin 8-14 part, aminoresin 14-18 part, glycol ether 14-18 part, diethylamine 6-10 part, non-ionic associative type polyurethane 5-10 part, polydimethylsiloxane 2-5 part, deionized water 10-30 part.

2. aqueous one-component glass paint as claimed in claim 1 and preparation method thereof, is characterized in that: described raw material is made up of following parts by weight proportioning: epoxy resin 14 parts, METHYL TRICHLORO SILANE 16 parts, polyaminoester emulsion 17 parts, nano silicon 12 parts, acrylic modified epoxy resin 11 parts, 16 parts, aminoresin, glycol ether 16 parts, diethylamine 8 parts, non-ionic associative type polyurethane 7 parts, polydimethylsiloxane 4 parts, deionized water 20 parts.

3. a preparation method for aqueous one-component glass paint as claimed in claim 1, is characterized in that: comprise the following steps:

1) by epoxy resin 10-18 part, METHYL TRICHLORO SILANE 12-20 part, the mixing of deionized water 10-30 part, sand milling, dispersion, stirring multi-purpose machine is put into, high speed dispersion 15min under rotating speed is 2800rmp condition, for subsequent use;

2) polyaminoester emulsion 14-20 part is joined on the magnetic force heating stirrer with magneton, constantly stir under rotating speed is 500r/min condition, continue 5min, for subsequent use;

3) to step 2) in plus nano silicon-dioxide 8-16 part again, stirring velocity is adjusted to 1200r/min, continues 40min, for subsequent use;

4) add in four-hole boiling flask by the dehydration of glycol ether 14-18 part, pass into nitrogen protection, add diethylamine 6-10 part after 20min, temperature is down to 30 DEG C, for subsequent use;

5) acrylic modified epoxy resin 8-14 part is added in high-speed dispersing kettle, then add polydimethylsiloxane 2-5 part, non-ionic associative type polyurethane 5-10 part, stir, for subsequent use;

6) step 6) Raw is sent into grinding machine for grinding to fineness≤12 μm, then add aminoresin 14-18 part, stir, for subsequent use;

7) raw material in step 1), step 3) and step 5) is joined in step 7), stir, be cooled to room temperature, a kind of aqueous one-component glass paint can be obtained.