CN103937307A - Persistent aromatic wall coating and preparation method thereof - Google Patents

Abstract

The invention relates to a persistent aromatic wall coating, which is prepared from the following raw materials by weight part: 60-70 of trimethylolpropane triacrylate, 15-20 of an aromatic amine curing agent , 10-15 of E-42 epoxy resin, 3-5 of guar gum, 3-5 of calcium alginate, 0.4-0.7 of linalool, 7-10 of zinc oxide, 0.3-0.45 of phenethyl alcohol, 1-2 of polylactic acid microspheres, 13-16 of ethyl acetate, 2-3 of silicon carbide micropowder, 5-7 of polyisocyanate, 5-6 aluminum powder, 5-7 of tributoxyethyl phosphate, and 4-6 of an adhesion assistant. The coating provided by the invention adopts phenethyl alcohol, linalool and polylactic acid microspheres able to persistently emit fragrance to cover the intrinsic odor of the coating. By adding the silicon carbide micropowder, the abrasion resistance and heat-conducting property of a coating film are improved. By adding zinc oxide, the coating can achieve sterilizing and mould-proof effects, has increased aesthetic feeling, and good flame resistance, thus having a wide range of application.

Description

A kind of lasting fragrant wallcovering and preparation method thereof

Technical field

The invention belongs to paint field, relate in particular to a kind of lasting fragrant wallcovering and preparation method thereof.

Background technology

The use field of coating is a lot of now, owing to being often exposed among atmosphere, be subject to the erosion of oxygen, moisture etc., easily cause the phenomenons such as corrosion of metal, foxy, cement weathering, raising along with people's living standard, requirement to coating each side all increases, especially more and more higher to the requirement of the aspects such as performance such as the hardness of coating, wear resistance, fullness ratio, shock-resistance, ageing resistance, anticorrosion, waterproof, grease proofing, chemicals-resistant, fast light, heatproof, therefore need the more progressive coating of research to meet people's needs.

Summary of the invention

The object of the present invention is to provide a kind of lasting fragrant wallcovering and preparation method thereof, this coating can continue fragrant, has excellent wear resistance and heat conductivility, can fungus and mildew resistance can also normal temperature luminous, increase the aesthetic feeling of coating, and there is good flame retardant properties.

Technical scheme of the present invention is as follows:

A lasting fragrant wallcovering, is characterized in that being made by the raw material of following weight part: Viscoat 295 60-70, aromatic amine curing agent 15-20, E-42 epoxy resin 10-15, guar gum 3-5, alginate calcium 3-5, phantol 0.4-0.7, zinc oxide 7-10, phenylethyl alcohol 0.3-0.45, polylactic acid microsphere 1-2, ethyl acetate 13-16, silicon carbide micro-powder 2-3, polyisocyanates 5-7, aluminium powder 5-6, tributoxyethyl phosphate 5-7, adhere to auxiliary agent 4-6;

The described auxiliary agent that adheres to is made by the raw material of following weight part: isobornyl acrylate 5-7, Viscoat 295 5-7, lauryl acrylate 4-7, chloroprene rubber 6-8, polyester glycol 7-9, polyphenylene oxide 2-3, aluminium hydroxide 0.1-0.2, alcohol ester 12 film coalescence aid 5-7, titanate coupling agent TMC-TTS0.6-1, calcium naphthenate 1-2, ethylene dichloride 8-13, methylethylketone 8-11, isocyanic ester 2-3, ethyl acetate 5-8, toxilic acid 1-2, urethane acrylate 4-5; Making method is: methylethylketone, ethylene dichloride, ethyl acetate are mixed, under 4000-6000 rev/min, add Viscoat 295, chloroprene rubber, after dissolving, add again isobornyl acrylate, lauryl acrylate, polyester glycol, stir 40-60 minute, add other remaining components, be heated to 80-90 ℃, stirring reaction 40-60 minute, obtains.

The preparation method of described lasting fragrant wallcovering, is characterized in that comprising the following steps:

(1) prepare A component: polyisocyanates, ethyl acetate are mixed, under 4000-6000 rev/min, add silicon carbide micro-powder, polylactic acid microsphere, stir 15-20 minute, then add Viscoat 295, stir 1-2 hour, make A component;

(2) prepare B component: in airtight agitator, aromatic amine curing agent is mixed, under 4000-6000 rev/min, add alginate calcium, zinc oxide, stir 40-60 minute, make B component;

(3) by phenylethyl alcohol, phantol mix and blend 10-15 minute, add other remaining components and A component, B component, stir 30-40 minute, obtain.

Beneficial effect of the present invention

It is fragrant that coating of the present invention has been used phenylethyl alcohol, phantol, polylactic acid microsphere to continue, and hides the smell of coating itself, by adding silicon carbide micro-powder, improved wear resistance and the heat conductivility of filming; By adding zinc oxide, can fungus and mildew resistance can also normal temperature luminous, increase the aesthetic feeling of coating, and there is good flame retardant properties, this coating scope of application is very wide.

Embodiment

A lasting fragrant wallcovering, by following weight part (kilogram) raw material make: Viscoat 295 65, aromatic amine curing agent 18, E-42 epoxy resin 13, guar gum 4, alginate calcium 4, phantol 0.6, zinc oxide 8, phenylethyl alcohol 0.4, polylactic acid microsphere 1.5, ethyl acetate 14, silicon carbide micro-powder 2.5, polyisocyanates 6, aluminium powder 5.5, tributoxyethyl phosphate 6, adhere to auxiliary agent 5;

Described adhere to auxiliary agent by following weight part (kilogram) raw material make: isobornyl acrylate 6, Viscoat 295 6, lauryl acrylate 6, chloroprene rubber 7, polyester glycol 8, polyphenylene oxide 2.5, aluminium hydroxide 0.2, alcohol ester 12 film coalescence aid 6, titanate coupling agent TMC-TTS0.8, calcium naphthenate 1.5, ethylene dichloride 11, methylethylketone 9, isocyanic ester 2.5, ethyl acetate 6, toxilic acid 1.5, urethane acrylate 4.5; Making method is: methylethylketone, ethylene dichloride, ethyl acetate are mixed, under 5000 revs/min, add Viscoat 295, chloroprene rubber, after dissolving, add again isobornyl acrylate, lauryl acrylate, polyester glycol, stir 50 minutes, add other remaining components, be heated to 85 ℃, stirring reaction 50 minutes, obtains.

The preparation method of described lasting fragrant wallcovering, comprises the following steps:

(1) prepare A component: polyisocyanates, ethyl acetate are mixed, under 5000 revs/min, add silicon carbide micro-powder, polylactic acid microsphere, stir 17 minutes, then add Viscoat 295, stir 1.5 hours, make A component;

(2) prepare B component: in airtight agitator, aromatic amine curing agent is mixed, under 5000 revs/min, add alginate calcium, zinc oxide, stir 50 minutes, make B component;

(3) by phenylethyl alcohol, phantol mix and blend 13 minutes, add other remaining components and A component, B component, stir 35 minutes, obtain.

This coating artificial ageing resistance 3000 hours, coating thicknesses of layers under the prerequisite that keeps low-luster and high-wearing feature reaches more than 35 microns, and sticking power is 1 grade, resistance to impact shock >=40kgcm, snappiness is 1mm.

Claims (2)

1. a lasting fragrant wallcovering, is characterized in that being made by the raw material of following weight part: Viscoat 295 60-70, aromatic amine curing agent 15-20, E-42 epoxy resin 10-15, guar gum 3-5, alginate calcium 3-5, phantol 0.4-0.7, zinc oxide 7-10, phenylethyl alcohol 0.3-0.45, polylactic acid microsphere 1-2, ethyl acetate 13-16, silicon carbide micro-powder 2-3, polyisocyanates 5-7, aluminium powder 5-6, tributoxyethyl phosphate 5-7, adhere to auxiliary agent 4-6;

The described auxiliary agent that adheres to is made by the raw material of following weight part: isobornyl acrylate 5-7, Viscoat 295 5-7, lauryl acrylate 4-7, chloroprene rubber 6-8, polyester glycol 7-9, polyphenylene oxide 2-3, aluminium hydroxide 0.1-0.2, alcohol ester 12 film coalescence aid 5-7, titanate coupling agent TMC-TTS0.6-1, calcium naphthenate 1-2, ethylene dichloride 8-13, methylethylketone 8-11, isocyanic ester 2-3, ethyl acetate 5-8, toxilic acid 1-2, urethane acrylate 4-5; Making method is: methylethylketone, ethylene dichloride, ethyl acetate are mixed, under 4000-6000 rev/min, add Viscoat 295, chloroprene rubber, after dissolving, add again isobornyl acrylate, lauryl acrylate, polyester glycol, stir 40-60 minute, add other remaining components, be heated to 80-90 ℃, stirring reaction 40-60 minute, obtains.

2. the preparation method of lasting fragrant wallcovering according to claim 1, is characterized in that comprising the following steps:

(1) prepare A component: polyisocyanates, ethyl acetate are mixed, under 4000-6000 rev/min, add silicon carbide micro-powder, polylactic acid microsphere, stir 15-20 minute, then add Viscoat 295, stir 1-2 hour, make A component;

(2) prepare B component: in airtight agitator, aromatic amine curing agent is mixed, under 4000-6000 rev/min, add alginate calcium, zinc oxide, stir 40-60 minute, make B component;

(3) by phenylethyl alcohol, phantol mix and blend 10-15 minute, add other remaining components and A component, B component, stir 30-40 minute, obtain.