CN103726334A - Preparation technology for softening additive for woolen sweater - Google Patents

Abstract

The invention discloses a preparation technology for softening additive for a woolen sweater. The preparation technology comprises the following steps: 1) adding 450 mass parts of water into a reaction kettle, heating to 60 DEG C; 2) at the same time, adding 1-2 mass parts of lignosulfonate, 270-280 mass parts of octamethyl siloxane, and 1-3 mass parts of N-beta-aminoethyl-Y-aminopropyl methyl dimethoxy silane, mixing uniformly, keeping temperature for 45 min, heating to 85 DEG C, and keeping temperature for 20 min; 3) adding 35-40 mass parts of lauryl dimethyl benzyl ammonium bromide, and 2-4 mass parts of fatty alcohol ethoxylate, mixing uniformly, and keeping temperature for 55 min; 4) cooling to 60 DEG C, adding 3-5 mass parts of potassium hydroxide, keeping temperature for 30 min, heating to 75 DEG C, keeping temperature for 4 hours, and cooling to 40 DEG C, 5) adding ethanolamine to adjust the pH value to 4.5, adding deionized water to reach 900 total mass parts, cooling, and discharging. The softening additive prepared by the invention has the advantages of good softening property, delamination prevention, alkali resistance, acid resistance, and good stability.

Description

The preparation technology of soft additive for woollen sweater

Technical field

The present invention relates to the preparation technology of the soft additive of woollen sweater.

Background technology

Commonly use at present soft additive manufacturing technique complexity for woollen sweater, manufacturing cost is high, easily occurs poor stability, not acidproof, not alkaline-resisting, easy layering.

Summary of the invention

The object of the present invention is to provide the preparation technology of the soft additive of a kind of woollen sweater, its soft additive softness of preparing is good, not stratified, alkaline-resisting, acidproof, good stability.

For achieving the above object, technical scheme of the present invention is the preparation technology of the soft additive of a kind of woollen sweater of design, comprises the steps:

1) in reactor, add 450 parts by mass water, be heated to 60 ℃;

2) add 1-2 parts by mass lignosulfonates, 270-280 parts by mass octamethylcy-clotetrasiloxane, 1-3 parts by mass N-β-(aminoethyl)-Y-aminopropyl methyl dimethoxysilane simultaneously, stir, be incubated 45 minutes, be heated to 85 ℃, be incubated 20 minutes;

3) add 35-40 parts by mass dodecyl dimethyl benzyl ammonium bromide, 2-4 parts by mass fatty alcohol-polyoxyethylene ether, stir, be incubated 55 minutes;

4) be cooled to 60 ℃, add 3-5 parts by mass potassium hydroxide, be incubated 30 minutes, be warming up to 75 ℃, be incubated 4 hours, be cooled to 40 ℃;

5) add monoethanolamine to regulate pH value to 4.5, supplying deionized water to gross mass umber is 900 parts by mass, cooling, discharging.

Advantage of the present invention and beneficial effect are: the preparation technology of the soft additive of a kind of woollen sweater is provided, and its soft additive softness of preparing is good, not stratified, alkaline-resisting, acidproof, good stability.

The specific embodiment

Below in conjunction with embodiment, the specific embodiment of the present invention is further described.Following examples are only for technical scheme of the present invention is more clearly described, and can not limit the scope of the invention with this.

The concrete technical scheme of implementing of the present invention is:

Embodiment 1

A preparation technology for soft additive for woollen sweater, comprises the steps:

1) in reactor, add 450 parts by mass water, be heated to 60 ℃;

2) add 2 parts by mass lignosulfonates, 280 parts by mass octamethylcy-clotetrasiloxanes, 3 parts by mass N-β-(aminoethyl)-Y-aminopropyl methyl dimethoxysilanes simultaneously, stir, be incubated 45 minutes, be heated to 85 ℃, be incubated 20 minutes;

3) add 40 parts by mass dodecyl dimethyl benzyl ammonium bromides, 4 parts by mass fatty alcohol-polyoxyethylene ether, stir, be incubated 55 minutes;

4) be cooled to 60 ℃, add 5 parts by mass potassium hydroxide, be incubated 30 minutes, be warming up to 75 ℃, be incubated 4 hours, be cooled to 40 ℃;

5) add monoethanolamine to regulate pH value to 4.5, supplying deionized water to gross mass umber is 900 parts by mass, cooling, discharging.

Embodiment 2

A preparation technology for soft additive for woollen sweater, comprises the steps:

1) in reactor, add 450 parts by mass water, be heated to 60 ℃;

2) add 1 parts by mass lignosulfonates, 270 parts by mass octamethylcy-clotetrasiloxanes, 1 parts by mass N-β-(aminoethyl)-Y-aminopropyl methyl dimethoxysilane simultaneously, stir, be incubated 45 minutes, be heated to 85 ℃, be incubated 20 minutes;

3) add 35 parts by mass dodecyl dimethyl benzyl ammonium bromides, 2 parts by mass fatty alcohol-polyoxyethylene ether, stir, be incubated 55 minutes;

4) be cooled to 60 ℃, add 3 parts by mass potassium hydroxide, be incubated 30 minutes, be warming up to 75 ℃, be incubated 4 hours, be cooled to 40 ℃;

5) add monoethanolamine to regulate pH value to 4.5, supplying deionized water to gross mass umber is 900 parts by mass, cooling, discharging.

Embodiment 3

A preparation technology for soft additive for woollen sweater, comprises the steps:

1) in reactor, add 450 parts by mass water, be heated to 60 ℃;

2) add 1.2 parts by mass lignosulfonates, 275 parts by mass octamethylcy-clotetrasiloxanes, 1.3 parts by mass N-β-(aminoethyl)-Y-aminopropyl methyl dimethoxysilanes simultaneously, stir, be incubated 45 minutes, be heated to 85 ℃, be incubated 20 minutes;

3) add 36 parts by mass dodecyl dimethyl benzyl ammonium bromides, 2.4 parts by mass fatty alcohol-polyoxyethylene ether, stir, be incubated 55 minutes;

4) be cooled to 60 ℃, add 3.5 parts by mass potassium hydroxide, be incubated 30 minutes, be warming up to 75 ℃, be incubated 4 hours, be cooled to 40 ℃;

5) add monoethanolamine to regulate pH value to 4.5, supplying deionized water to gross mass umber is 900 parts by mass, cooling, discharging.

The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the technology of the present invention principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.

Claims (1)

1. the preparation technology of soft additive for woollen sweater, is characterized in that, comprises the steps:

1) in reactor, add 450 parts by mass water, be heated to 60 ℃;

2) add 1-2 parts by mass lignosulfonates, 270-280 parts by mass octamethylcy-clotetrasiloxane, 1-3 parts by mass N-β-(aminoethyl)-Y-aminopropyl methyl dimethoxysilane simultaneously, stir, be incubated 45 minutes, be heated to 85 ℃, be incubated 20 minutes;

3) add 35-40 parts by mass dodecyl dimethyl benzyl ammonium bromide, 2-4 parts by mass fatty alcohol-polyoxyethylene ether, stir, be incubated 55 minutes;

4) be cooled to 60 ℃, add 3-5 parts by mass potassium hydroxide, be incubated 30 minutes, be warming up to 75 ℃, be incubated 4 hours, be cooled to 40 ℃;

5) add monoethanolamine to regulate pH value to 4.5, supplying deionized water to gross mass umber is 900 parts by mass, cooling, discharging.