CN104263130A - Elastic water-resistant paint - Google Patents

Abstract

The invention discloses an elastic water-resistant paint which is prepared from the following raw materials in parts by weight: 72-80 parts of vinyl acetate-acrylic emulsion, 2-3 parts of guaiacol, 0.1-0.2 part of tannin, 1-2 parts of calcium hydrogen phosphate, 1-2 parts of 2-bromo-4-methylphenol, 0.1-0.2 part of potassium citrate, 2-3 parts of leveling agent PV99, 2-3 parts of magnesium carbonate, 1-2 parts of diamido hydrazine sebacate, 1-2 parts of carboxymethyl cellulose, 1-2 parts of polyethyleneglycol, 7-10 parts of silica white, 4-6 parts of potassium feldspar powder, 1-2 parts of dimethylethanolamine, 0.6-1 part of potassium dodecylbenzene sulfonate, 3-6 parts of film formation assistant and 14-20 parts of deionized water. The water-resistant paint has the advantages of favorable leveling property, favorable hand feeling, strong decorative effect, no volatility or toxicity of raw materials, high safety, environment friendliness, high binding property with the substrate and favorable protectiveness.

Description

A kind of elastic water proofing paint

Technical field

The present invention relates generally to a kind of coating, particularly relates to a kind of elastic water proofing paint.

Background technology

Along with development and the refinement of domestic coating industry, market is also more and more outstanding to the requirement with special functional coating, wherein anti-aging, water-fast, acid-alkali-corrosive-resisting, the performance requriements such as fire-retardant are more increased, light protected by existing water-proof material, tint retention is poor, not elasticity, easy to crack, easily turn yellow, and have to human body, also there is certain harm, the feature of environmental protection is poor, therefore in order to meet the requirement of every profession and trade to waterproof paint, production high-performance, widely used waterproof paint is necessary.

Summary of the invention

The object of the invention is just to provide a kind of elastic water proofing paint.

The present invention is achieved by the following technical solutions:

A kind of elastic water proofing paint, it is made up of the raw material of following weight parts:

Acrylate and vinyl acetate emulsion 72-80, methyl catechol 2-3, tannic acid 0.1-0.2, secondary calcium phosphate 1-2,2-bromo-4-methylphenol 1-2, Tripotassium Citrate 0.1-0.2, flow agent PV99 2-3, magnesiumcarbonate 2-3, sebacic dihydrazide 1-2, carboxymethyl cellulose 1-2, polyoxyethylene glycol 1-2, white carbon black 7-10, feldspar in powder 4-6, dimethylethanolamine 1-2, Potassium dodecylbenzenesulfonate 0.6-1, film coalescence aid 3-6, deionized water 14-20;

Described film coalescence aid is made up of the raw material of following weight parts:

Organosilicon crylic acid latex 40-46, oxystearic acid 2-3, alpha-bromo-cinnamaldehyde 0.4-1, plant sterol 1-2, calcium lactate 2-3, clorafin 2-3, ammonium polyphosphate 0.6-1, Xylo-Mucine 0.3-1, deionized water 70-80;

By ammonium polyphosphate, calcium lactate mixing, ball milling is even, adds oxystearic acid, is uniformly mixed 2-3 minute, obtains Preblend at 50-60 DEG C;

Xylo-Mucine is joined in above-mentioned deionized water, Terpineol 350, plant sterol, alpha-bromo-cinnamaldehyde is added after stirring, 10-20 minute is uniformly mixed at 40-50 DEG C, add above-mentioned Preblend, be stirred to normal temperature, add each raw material of residue, 300-400 rev/min of dispersed with stirring 30-40 minute, obtains described film coalescence aid.

A preparation method for elastic water proofing paint, comprises the following steps:

By feldspar in powder, white carbon black, secondary calcium phosphate, magnesiumcarbonate mixing, ball milling is even, and add dimethylethanolamine, join in deionized water, add Potassium dodecylbenzenesulfonate after stirring, 100-130 rev/min is uniformly mixed 7-10 minute;

Be mixed to join in acrylate and vinyl acetate emulsion by Tripotassium Citrate, methyl catechol, 60-100 rev/min of dispersed with stirring 5-7 minute, adds 2-bromo-4-methylphenol, stirs;

Mixed with each raw material of residue by each raw material after above-mentioned process, 800-1100 rev/min of dispersed with stirring 20-30 minute, obtains described elastic water proofing paint.

Advantage of the present invention is:

Waterproof paint of the present invention has good levelling property, good hand touch, and decorative effect is strong, the equal non-volatility toxicity of various raw material, safety and environmental protection, and strong with the cohesiveness of base material, protectiveness is good.

Embodiment

Embodiment 1

A kind of elastic water proofing paint, it is made up of the raw material of following weight parts (kilogram):

Acrylate and vinyl acetate emulsion 80, methyl catechol 3, tannic acid 0.2, secondary calcium phosphate 2,2-bromo-4-methylphenol 1, Tripotassium Citrate 0.2, flow agent PV99 3, magnesiumcarbonate 2, sebacic dihydrazide 1-2, carboxymethyl cellulose 1, polyoxyethylene glycol 1, white carbon black 10, feldspar in powder 6, dimethylethanolamine 2, Potassium dodecylbenzenesulfonate 0.6, film coalescence aid 6, deionized water 20;

Described film coalescence aid is made up of the raw material of following weight parts:

Organosilicon crylic acid latex 46, oxystearic acid 2, alpha-bromo-cinnamaldehyde 0.4, plant sterol 2, calcium lactate 3, clorafin 3, ammonium polyphosphate 0.6, Xylo-Mucine 0.3, deionized water 80;

By ammonium polyphosphate, calcium lactate mixing, ball milling is even, adds oxystearic acid, is uniformly mixed 2 minutes, obtains Preblend at 60 DEG C;

Xylo-Mucine is joined in above-mentioned deionized water, Terpineol 350, plant sterol, alpha-bromo-cinnamaldehyde is added after stirring, 20 minutes are uniformly mixed at 50 DEG C, add above-mentioned Preblend, be stirred to normal temperature, add each raw material of residue, 400 revs/min of dispersed with stirring 40 minutes, obtain described film coalescence aid.

A preparation method for elastic water proofing paint, comprises the following steps:

By feldspar in powder, white carbon black, secondary calcium phosphate, magnesiumcarbonate mixing, ball milling is even, and add dimethylethanolamine, join in deionized water, add Potassium dodecylbenzenesulfonate after stirring, 130 revs/min are uniformly mixed 7-10 minute;

Be mixed to join in acrylate and vinyl acetate emulsion by Tripotassium Citrate, methyl catechol, 100 revs/min of dispersed with stirring 7 minutes, add 2-bromo-4-methylphenol, stir;

Mixed with each raw material of residue by each raw material after above-mentioned process, 1100 revs/min of dispersed with stirring 30 minutes, obtain described elastic water proofing paint.

Performance test:

Unit elongation: >=300%;

Watertightness: 0.3MPa (one hour waterproof).

Claims (2)

1. an elastic water proofing paint, is characterized in that what it was made up of the raw material of following weight parts:

Acrylate and vinyl acetate emulsion 72-80, methyl catechol 2-3, tannic acid 0.1-0.2, secondary calcium phosphate 1-2,2-bromo-4-methylphenol 1-2, Tripotassium Citrate 0.1-0.2, flow agent PV99 2-3, magnesiumcarbonate 2-3, sebacic dihydrazide 1-2, carboxymethyl cellulose 1-2, polyoxyethylene glycol 1-2, white carbon black 7-10, feldspar in powder 4-6, dimethylethanolamine 1-2, Potassium dodecylbenzenesulfonate 0.6-1, film coalescence aid 3-6, deionized water 14-20;

Described film coalescence aid is made up of the raw material of following weight parts:

Organosilicon crylic acid latex 40-46, oxystearic acid 2-3, alpha-bromo-cinnamaldehyde 0.4-1, plant sterol 1-2, calcium lactate 2-3, clorafin 2-3, ammonium polyphosphate 0.6-1, Xylo-Mucine 0.3-1, deionized water 70-80;

By ammonium polyphosphate, calcium lactate mixing, ball milling is even, adds oxystearic acid, is uniformly mixed 2-3 minute, obtains Preblend at 50-60 DEG C;

Xylo-Mucine is joined in above-mentioned deionized water, Terpineol 350, plant sterol, alpha-bromo-cinnamaldehyde is added after stirring, 10-20 minute is uniformly mixed at 40-50 DEG C, add above-mentioned Preblend, be stirred to normal temperature, add each raw material of residue, 300-400 rev/min of dispersed with stirring 30-40 minute, obtains described film coalescence aid.

2. a preparation method for elastic water proofing paint as claimed in claim 1, is characterized in that comprising the following steps:

By feldspar in powder, white carbon black, secondary calcium phosphate, magnesiumcarbonate mixing, ball milling is even, and add dimethylethanolamine, join in deionized water, add Potassium dodecylbenzenesulfonate after stirring, 100-130 rev/min is uniformly mixed 7-10 minute;

Be mixed to join in acrylate and vinyl acetate emulsion by Tripotassium Citrate, methyl catechol, 60-100 rev/min of dispersed with stirring 5-7 minute, adds 2-bromo-4-methylphenol, stirs;

Mixed with each raw material of residue by each raw material after above-mentioned process, 800-1100 rev/min of dispersed with stirring 20-30 minute, obtains described elastic water proofing paint.