CN104194056A - Anti-ultraviolet modified attapulgite and preparation method thereof - Google Patents

Abstract

The invention relates to anti-ultraviolet modified attapulgite which is prepared from the following raw materials in parts by weight: 100 to 120 parts of attapulgite, 2 to 3 parts of sodium metaaluminate, 1 to 2 parts of formic acid, 1 to 2 parts of sodium metasilicate, 1 to 2 parts of terpene resin, 2 to 3 parts of sodium gluconate, 2 to 3 parts of glycerol methyl acrylate, 1 to 2 parts of amino acrylate, 0.2 to 0.3 part of potassium peroxodisulfate, 2 to 3 parts of nanoscale zinc oxide micropowder, 2 to 3 parts of dimethyl carbonate, proper amount of water, 5 to 10 parts of auxiliaries and 30 to 40 parts of 8% to 10% hydrochloric acid solution. The nanoscale zinc oxide micropowder is added into the attapulgite and is tightly bonded with the attapulgite via a reaction, so that the attapulgite is lasting and excellent in antibacterial and anti-ultraviolet performance. Thus, the modified attapulgite is suitable for carrying out treatment on textiles and leathers so as to realize the softness, the antibacterial performance, the mildew-proof performance and the light aging resistance of the textiles and the leathers.

Description

A kind of antiultraviolet is attapulgite modified and preparation method thereof

Technical field

The invention belongs to attapulgite manufacture field, particularly a kind of antiultraviolet is attapulgite modified and preparation method thereof.

Background technology

Attapulgite is a kind of crystalloid hydrous magnesium aluminium silicate mineral, has unique layer chain-like structure feature, in its structure, has crystal lattice, Na+, the Ca2+, Fe3+, the Al3+ that in side crystal, contain non-quantitative, and crystal is needle-like, fibrous or fiber collection shape.Attapulgite has unique dispersion, high temperature resistant, the anti-good colloidal property such as saline and alkaline and higher adsorption bleaching ability.And there is certain plasticity-and cohesive force, and water-absorbent is strong, tool viscosity and plasticity-when wet, and dry post shrinkage is little, not quite aobvious crackle, water soaking collapses loose, and suspension is met not flocculation sediment of dielectric medium.Therefore attapulgite is widely used in the numerous areas such as sewage disposal, adsorption cleaning, washing composition, rubber, coating, papermaking, light industry, agricultural, makeup, is a kind of important nonmetallic minerals, the part but attapulgite also comes with some shortcomings.

In order further to improve the result of use of attapulgite, strengthen its whole physical and chemical performance, conventionally before use it is carried out to modification, improve the dispersing property of attapulgite, gel viscosity, colloidity, rheological property.And along with the development of industrial technology, also need to improve some other performances of attapulgite, as performances such as germ resistance, thixotropy, oilness, viscosity, suspension, adsorptivities, to meet the needs of different field development.

Summary of the invention

The object of the present invention is to provide a kind of antiultraviolet attapulgite modified and preparation method thereof, this attapulgite has antibacterial, the anti-ultraviolet property of lasting excellence, be applicable to the processing of textiles, leather, can make that fabric, leather are soft, antibacterial, mildew-resistant, light aging resisting.

Technical scheme of the present invention is as follows:

A kind of antiultraviolet is attapulgite modified, it is characterized in that being made by the raw material of following weight part: attapulgite 100-120, sodium metaaluminate 2-3, formic acid 1-2, Starso 1-2, terpine resin 1-2, Sunmorl N 60S 2-3, glycerine methacrylic ester 2-3, amino acrylates 1-2, Potassium Persulphate 0.2-0.3, Nano-class zinc oxide micro mist 2-3, methylcarbonate 2-3, water are appropriate, auxiliary agent 5-10,8-10% hydrochloric acid soln 30-40;

Described auxiliary agent is made by the raw material of following weight part: nano-calcium carbonate 4-5, agalloch eaglewood essential oil 0.1-0.2, aminoresin 0.2-0.3, Hydroxylated acrylic resin 0.4-0.5, terminal carboxyl polyester resin 0.3-0.4, aluminum chloride 3-4, nano zeolite powder 1-2, silicone oil 0.1-0.2, molybdenumdisulphide 0.3-0.5, Strontium carbonate powder 0.1-0.2, boron nitride 0.1-0.2, precipitated chalk 1-2, Cellulose diacetate 0.1-0.2, bamboo fibers 2-3; Preparation method is: nano-calcium carbonate, precipitated chalk, nano zeolite powder, molybdenumdisulphide, Strontium carbonate powder, boron nitride, Cellulose diacetate, bamboo fibers mixed grinding is even, obtain mixed powder; By other remaining component mixing and stirring, with gained powder mixed grinding 20-30 minute, reheat to 60-70 ℃, griding reaction 30-40 minute, obtains again.

The preparation method that described antiultraviolet is attapulgite modified, is characterized in that comprising the following steps:

(1) attapulgite is sent into calcining furnace, at 300-400 ℃, calcine 3-4 hour, take out and pulverize, cross 20 mesh sieves, add in the water of 340-360 weight part, under 100-200 rev/min, stir 10-12 hour, obtain attapulgite suspension, add 8-10% hydrochloric acid soln, be heated to 50-60 ℃, stir 1-2 hour, then add while stirring sodium metaaluminate to continue to stir 1-2 hour, filter, being washed to pH value is 6-8, refilter, dry, obtain activating attapulgite powder;

(2) other remaining components are added in residue water, stir, obtain slurry;

(3) to attapulgite powder, blow the warm air of 50-60 ℃ it is seethed, then spray into the slurry that (2) vaporific step obtains in the powder seething, after the two is fully mixed, maintenance temperature is 50-60 ℃, continues to seethe 30-40 minute;

(4) mixture (3) step being obtained is dried, and grinds to form the particle of 5-80 μ m, obtains.

Beneficial effect of the present invention

Attapulgite of the present invention has added Nano-class zinc oxide micro mist, by reaction and attapulgite, combine closely, antibacterial, the anti-ultraviolet property with lasting excellence, be applicable to the processing of textiles, leather, can make that fabric, leather are soft, antibacterial, mildew-resistant, light aging resisting.

Embodiment

A kind of antiultraviolet is attapulgite modified, by following weight part (kilogram) raw material make: attapulgite 110, sodium metaaluminate 2.5, formic acid 1.5, Starso 1.5, terpine resin 1.5, Sunmorl N 60S 2.5, glycerine methacrylic ester 2.5, amino acrylates 1.5, Potassium Persulphate 0.2, Nano-class zinc oxide micro mist 2.5, methylcarbonate 2.5, water are appropriate, auxiliary agent 7,9% hydrochloric acid soln 35;

Described auxiliary agent by following weight part (kilogram) raw material make: nano-calcium carbonate 4.5, agalloch eaglewood essential oil 0.1, aminoresin 0.2, Hydroxylated acrylic resin 0.5, terminal carboxyl polyester resin 0.3, aluminum chloride 3.5, nano zeolite powder 1.5, silicone oil 0.1, molybdenumdisulphide 0.4, Strontium carbonate powder 0.2, boron nitride 0.1, precipitated chalk 1.5, Cellulose diacetate 0.1, bamboo fibers 2.5; Preparation method is: nano-calcium carbonate, precipitated chalk, nano zeolite powder, molybdenumdisulphide, Strontium carbonate powder, boron nitride, Cellulose diacetate, bamboo fibers mixed grinding is even, obtain mixed powder; Again by other remaining component mixing and stirring, with gained powder mixed grinding 25 minutes, reheat to 65 ℃, griding reaction 35 minutes, obtains.

The preparation method that described antiultraviolet is attapulgite modified, comprises the following steps:

(1) attapulgite is sent into calcining furnace, at 350 ℃, calcine 3.5 hours, take out and pulverize, cross 20 mesh sieves, add in the water of 350 weight parts, under 140 revs/min, stir 12 hours, obtain attapulgite suspension, add 9% hydrochloric acid soln, be heated to 55 ℃, stir 1.5 hours, then add while stirring sodium metaaluminate to continue to stir 1.5 hours, filter, being washed to pH value is 7, refilter, dry, obtain activating attapulgite powder;

(2) other remaining components are added in residue water, stir, obtain slurry;

(3) to attapulgite powder, blow the warm air of 55 ℃ it is seethed, then spray into the slurry that (2) vaporific step obtains in the powder seething, after the two is fully mixed, keeping temperature is 55 ℃, continues to seethe 35 minutes;

(4) mixture (3) step being obtained is dried, and grinds to form the particle of 5-80 μ m, obtains.

Experimental data:

The attapulgite modified specific surface area of the present embodiment is 298 ㎡/g, is added to the water by 4%, and tested viscosity is 9850.3mPa.s, and with this attapulgite, as printing coating filler, flower type is clear, not sticky net.

Claims (2)

1. an antiultraviolet is attapulgite modified, it is characterized in that being made by the raw material of following weight part: attapulgite 100-120, sodium metaaluminate 2-3, formic acid 1-2, Starso 1-2, terpine resin 1-2, Sunmorl N 60S 2-3, glycerine methacrylic ester 2-3, amino acrylates 1-2, Potassium Persulphate 0.2-0.3, Nano-class zinc oxide micro mist 2-3, methylcarbonate 2-3, water are appropriate, auxiliary agent 5-10,8-10% hydrochloric acid soln 30-40;

Described auxiliary agent is made by the raw material of following weight part: nano-calcium carbonate 4-5, agalloch eaglewood essential oil 0.1-0.2, aminoresin 0.2-0.3, Hydroxylated acrylic resin 0.4-0.5, terminal carboxyl polyester resin 0.3-0.4, aluminum chloride 3-4, nano zeolite powder 1-2, silicone oil 0.1-0.2, molybdenumdisulphide 0.3-0.5, Strontium carbonate powder 0.1-0.2, boron nitride 0.1-0.2, precipitated chalk 1-2, Cellulose diacetate 0.1-0.2, bamboo fibers 2-3; Preparation method is: nano-calcium carbonate, precipitated chalk, nano zeolite powder, molybdenumdisulphide, Strontium carbonate powder, boron nitride, Cellulose diacetate, bamboo fibers mixed grinding is even, obtain mixed powder; By other remaining component mixing and stirring, with gained powder mixed grinding 20-30 minute, reheat to 60-70 ℃, griding reaction 30-40 minute, obtains again.

2. the attapulgite modified preparation method of antiultraviolet according to claim 1, is characterized in that comprising the following steps:

(1) attapulgite is sent into calcining furnace, at 300-400 ℃, calcine 3-4 hour, take out and pulverize, cross 20 mesh sieves, add in the water of 340-360 weight part, under 100-200 rev/min, stir 10-12 hour, obtain attapulgite suspension, add 8-10% hydrochloric acid soln, be heated to 50-60 ℃, stir 1-2 hour, then add while stirring sodium metaaluminate to continue to stir 1-2 hour, filter, being washed to pH value is 6-8, refilter, dry, obtain activating attapulgite powder;

(2) other remaining components are added in residue water, stir, obtain slurry;

(3) to attapulgite powder, blow the warm air of 50-60 ℃ it is seethed, then spray into the slurry that (2) vaporific step obtains in the powder seething, after the two is fully mixed, maintenance temperature is 50-60 ℃, continues to seethe 30-40 minute;

(4) mixture (3) step being obtained is dried, and grinds to form the particle of 5-80 μ m, obtains.