Summary of the invention
Technical problem to be solved by this invention is to overcome the defective that above-mentioned prior art exists, a kind of aqueous foaming flame-retardant coating glue for textile is provided, it can satisfy the requirement of foaming finishing process, after can directly carrying out physical blowing by the mechanical foaming machine, can carry out top finish to the variety classes fabric to it.
For this reason, the present invention adopts following technical scheme: aqueous foaming flame-retardant coating glue for textile, it comprises following component: the aqueous base precursor emulsion of being made up of aqueous polyurethane emulsion, water-and acrylate emulsion, bromine is a flame-retardant additive, phosphorous flame-retardant additive, retardant synergist, thickener, blowing agent, foam stabilizer, anti-settling agent and hand feeling agent.
Above-mentioned aqueous foaming flame-retardant coatings glue, aqueous polyurethane emulsion are the anion cross-linked type latex emulsion, solid content 26-32%, and pH value 8-10 accounts for the 20-50% of aqueous base precursor emulsion weight; The water-and acrylate emulsion is pure third self-crossing emulsion that can foam, and vitrification point is-30 ℃-40 ℃, solid content 25-30%, and pH value 8-10 accounts for the 50-80% of aqueous base precursor emulsion weight.
Above-mentioned aqueous foaming flame-retardant coatings glue, bromine is that flame-retardant additive is deca-BDE, TDE, eight bromo ether, hexabromo-Cyclododecane, tetrabromobisphenol A, three (2, the 3-dibromopropyl) combination of one or more in the fulminuric acid ester, its addition is the 30-50% of aqueous base precursor emulsion weight.
Above-mentioned aqueous foaming flame-retardant coatings glue, the phosphorous flame-retardant additive is a halogenated organic phosphate series, select three-(chloro isopropyl) phosphates for use, three (β-chloroethyl) phosphate, three (2,3-two chloropropyls) phosphate, fire retardant V6, fire retardant V68, fire retardant FR-780, fire retardant FR-550, fire retardant FR-540, fire retardant FR-530, fire-retardant FR-2 02, fire retardant FR-118, fire retardant FR-8, bisphenol-A two (diphenyl phosphoester), one or more combinations in the resorcinol two (diphenyl phosphoester), its addition is the 0-40% of aqueous base precursor emulsion weight.
Above-mentioned aqueous foaming flame-retardant coatings glue, retardant synergist is that (code name that the present invention adopts Shenzhen auspicious great chemical materials Co., Ltd to produce is the silicon-nitrogen compound of RH-01, RH-02, RH-03W for antimonous oxide, nano zine oxide, silicon-nitrogen compound, the silicon-nitrogen compound that also can adopt other companies to produce) one or more combinations in, its addition is the 5-15% of aqueous base precursor emulsion weight.
Above-mentioned aqueous foaming flame-retardant coatings glue, thickener are acrylic polymer emulsions, and its addition is the 5-10% of aqueous base precursor emulsion weight.
Above-mentioned aqueous foaming flame-retardant coatings glue, blowing agent are selected one or more combinations in the following surfactant for use:
1) anion surfactant: alkyl sulfate (salt) class, direct-connected pure sulfuric ester (salt) class, sulfosuccinate class, sulfosuccinic amide-type; 2) non-ionic surface active agent: alkyl alcoholamine, ethylene oxide/propylene oxide block copolymer (OS-25); Blowing agent is made into the aqueous solution that mass concentration is 20-30%, and its addition is the 1-10% of aqueous base precursor emulsion weight.
Above-mentioned aqueous foaming flame-retardant coatings glue, foam stabilizer are that mass concentration is the ammonium stearate solution of 15-25%, and its addition is the 5-15% of aqueous base precursor emulsion weight.
Above-mentioned aqueous foaming flame-retardant coatings glue, thickener are polyacrylate dispersion, and its addition is the 5-10% of aqueous base precursor emulsion weight.
Above-mentioned aqueous foaming flame-retardant coatings glue, anti-settling agent are the association type aqueous polyurethane emulsion or/and aerosil, and its addition is the 2-5% of aqueous base precursor emulsion.
Above-mentioned aqueous foaming flame-retardant coatings glue, hand feeling agent are organic silicon emulsion, and its addition is the 0.5-1.0% of aqueous base precursor emulsion.
Another object of the present invention provides the preparation method of above-mentioned aqueous foaming flame-retardant coatings glue, and its step is as follows:
At first, in having the reactor of agitating device, drop into two kinds of matrix emulsions (aqueous polyurethane emulsion and water-and acrylate emulsion), and fully mix;
Secondly, adding bromine successively in still is flame-retardant additive, phosphorous flame-retardant additive, retardant synergist, stirs;
Then, by the ultra fine device mixture is carried out ultra fine, realized that the matrix emulsion coats in powder particle Surface Physical/chemistry, the refinement degree of the latex particle size after compound reaches the 600-1000 order;
At last, in still, add blowing agent, foam stabilizer, thickener, anti-settling agent and hand feeling agent successively, fully stir, get product after the filtration.
The present invention compared with prior art has following beneficial effect:
1, the coating adhesive that makes can satisfy foaming finishing technique requirement, directly it is carried out physical blowing by the mechanical foaming machine after, fabric is carried out top finish, satisfied the new demand of fabric coating arrangement;
2, satisfy the coating adhesive of different fabrics by regulating its composition and ratio, can making, be applied to the top finish that kind fabric spins in families such as curtain, sofa performance requirements such as fire-retardant, pliabilitys;
Defectives such as 3, the shading that also is applicable to fabric is put in order, and the coating window shade before having overcome mainly adopts the direct cutter of multilayer aqueous coating to be coated with, and feel is stiffening, or adopts the solvent-borne type product that the sense of moulding is arranged, and appearance effect is undesirable;
4, according to the requirement of fabric, coating adhesive can be controlled at 0.33-0.67g/cm with its foaming density through the mechanical foaming machine
3Scope;
5, the treatment process that has adopted a kind of physical/chemical to combine carries out super-refinement and coats processing coating adhesive, has realized that the matrix emulsion coats at powder particle Surface Physical/chemistry, makes coating adhesive have good storage stability;
6, the production equipment of Cai Yonging is simple, can batch type, batch (-type) ground produces, and production cost is low, efficient is high, wide application.
The invention will be further described below in conjunction with the specific embodiment.
The specific embodiment
Embodiment 1
The coating adhesive prescription that the fire-retardant curtain fabric of shading is used is as follows:
The matrix emulsion
20 parts of aqueous polyurethane emulsions
80 parts of water-and acrylate emulsions
35 parts of deca-BDEs
9 parts of antimonous oxides
8 parts of polyacrylate dispersions
2 parts of 25% alkylsurfuric acid ester solutions
5 parts of ammonium stearate solution
Anti-settling agent
2 parts of aerosils
2 parts of associativity polyurethane solutions
1 part of organic silicon emulsion
Embodiment 2
Viscose glue or cotton composition are that the coating adhesive that main heavily fabric is used is filled a prescription as follows:
The matrix emulsion
30 parts of aqueous polyurethane emulsions
70 parts of water-and acrylate emulsions
30 parts of TDEs
Fire retardant FR-118 40 part
Retardant synergist
5 parts of antimonous oxides
5 parts of RH-03W
5 parts of polyacrylate dispersions
5 parts of 30% sulfosuccinic acid ester solutions
20 parts of ammonium stearate solution
Anti-settling agent
1 part of aerosil
3 parts of associativity polyurethane solutions
0.5 part of organic silicon emulsion
Embodiment 3
The terylene composition is that the coating adhesive that main heavily fabric is used is filled a prescription as follows:
The matrix emulsion
40 parts of aqueous polyurethane emulsions
60 parts of water-and acrylate emulsions
40 parts of hexabromo-Cyclododecane
The phosphorous flame-retardant additive
10 parts of FR-530
10 parts of V68
Retardant synergist
8 parts of antimonous oxides
2 parts of RH-02
9 parts of polyacrylate dispersions
8 parts of 25%OS-25 solution
12 parts of ammonium stearate solution
Anti-settling agent
3 parts of aerosils
2 parts of associativity polyurethane solutions
0.7 part of organic silicon emulsion
Embodiment 4
As follows at the coating adhesive prescription that suede nap is used:
The matrix emulsion
50 parts of aqueous polyurethane emulsions
50 parts of water-and acrylate emulsions
50 parts of eight bromo ethers
Fire retardant FR-780 10 part
Retardant synergist
10 parts of antimonous oxides
5 parts of nano zine oxides
10 parts of polyacrylate dispersions
10 parts of 25% alkyl sulphate solutions
15 parts of ammonium stearate solution
Anti-settling agent
1 part of aerosil
1 part of associativity polyurethane solutions
1 part of organic silicon emulsion.
The preparation method of the foregoing description is as follows:
At first, in having the reactor of agitating device, drop into two kinds of matrix emulsions (aqueous polyurethane emulsion and water-and acrylate emulsion) 100 parts, and fully mix;
Secondly, adding bromine successively in still according to prescription is flame-retardant additive, phosphorous flame-retardant additive, retardant synergist and aerosil, stirs;
Then, by the ultra fine device mixture is carried out ultra fine, realized that the matrix emulsion coats at powder particle Surface Physical/chemistry, the refinement degree of compound back latex particle size reaches 600-1000 order scope;
At last, in still, add blowing agent, foam stabilizer, thickener, association type aqueous polyurethane emulsion and hand feeling agent successively, fully stir, get product after the filtration.
The aqueous foaming flame-retardant coatings glue that the present invention makes has following physical index:
Outward appearance: oyster white thickness body,
Solid content: 50-58%,
PH value: 8.0-10.0,
Density: 0.8-1.0g/cm
3,
Viscosity: 200-600mPa.s,
Shelf-stability: 3 months.
The above only is preferred embodiment of the present invention.Every foundation technical spirit of the present invention all falls within the scope of protection of the present invention any simple modification, equivalent variations and modification that above embodiment did.