CN1070913C

CN1070913C - Concentrated detergent powder

Info

Publication number: CN1070913C
Application number: CN97122059A
Authority: CN
Inventors: 巫松虎
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-12-19
Filing date: 1997-12-19
Publication date: 2001-09-12
Anticipated expiration: 2017-12-19
Also published as: CN1220306A

Abstract

The present invention relates to a multipurpose concentrated detergent powder mainly including components of sodium lauryl sulfate, fatty acid methyl ester sulfonate, sodium polyacrylate, citric acids, trisodium citrate dihydrate, water, sodium silicate, sodium carbonate, sodium percarbonate, sodium sulfate, carboxymethyl cellulose, etc. The detergent powder can decompose the toxicity of an agricultural chemical of organic phosphorus and release heavy metal poisoning as the detergent powder does not adopt alkyl benzene sulfonate as a surface active agent. Being free from nitrogen and phosphorus, the detergent powder has the advantages of no toxicity and high safety, can be used for washing dishes, vegetables, fruits, clothing, etc. and is a safe, nuisanceless, multipurpose and environmental protecting concentrated detergent powder.

Description

Concentrated detergent powder and preparation method thereof

The present invention relates to a kind of detergent powder, particularly a kind of environment-friendly multi-purpose way concentrated type detergent powder and preparation method thereof.

General cleaning agent adopts alkylbenzene sulfonate as tensio-active agent more, no matter be to use tetrapropylenebenzene sulfonate or linear alkylbenzene sulfonate, after flushing, still contain 0.03～0.13% tensio-active agent, has intensive skin impregnability, except that skin is caused damage, be adsorbed in the linear alkylbenzene sulfonate in the fiber, especially dissolved come out when underwear is perspired, and cause eczema etc., and can be in skin absorption enters human body and produce cholesterol liver damage, cancer or the blood and disease even other disease such as increase.Sewage entered simultaneously rivers and creeks, lake after flushing and flow into the ocean, also cause severe contamination, it is very far-reaching to influence the mankind and ecotope.

The auxiliary agent of present most of detergent powder adopts tripoly phosphate sodium STPP more, pore forming material is used aminated compounds more, these are phosphorous, the detergent powder of nitrogen is one of major reason that causes the water quality eutrophication, the consequence of water quality eutrophication is coastal repeatedly take place " Chi Hu ", the aquatic ecosystem that makes of " Chi Hu " is destroyed, fish, mussel poisoning or death, and by food chain harm humans health.

The object of the present invention is to provide a kind of biodegradability that has, can clean remains of pesticide, and the multi-purpose environmental protection concentrated type detergent powder of strong detergency.The present invention adopts the tensio-active agent that does not contain alkylbenzene sulfonate, does not contain ethylenediamine tetraacetic acid (EDTA), does not contain the detergent powder of nitrogen, phosphorus.

Concentrated detergent powder of the present invention is composed as follows: sodium laurylsulfate 18%～22%, fatty acid methyl ester sulfonate 13%～17%, sodium polyacrylate 8%～12%, citric acid 0.5%～1%, Trisodium Citrate 2%～3%, water glass 13%～17%, yellow soda ash 13～17%, SPC-D 8%～10%, saltcake 10%～15%, Xylo-Mucine 1%～2%, water 1～1.5% is 100% with its ratio summation, and make as follows: 0.5%～1% citric acid is poured into be stirred to dissolving in 60 ℃ of hot water of 1%～1.5% earlier, and limpid by the muddiness change, add 2%～3% Trisodium Citrate again and stirred 5 minutes, form citric acid solution; Sodium laurylsulfate with 18%～22% and 13%～17% fatty acid methyl ester sulfonate place in the stirrer, and mixing and stirring 5 minutes slowly adds citric acid solution this moment; With 8%～12% sodium polyacrylate, 1%～2% Xylo-Mucine adds stirring 5～10 minutes, makes it to become colloid; With 13%～17% water glass, 13%～17% yellow soda ash and 10%～15% saltcake mix stirring at big stirrer; The jelly of third step gained is added the thing that big stirrer mixes with the 4th step mixed, and stirred 30 minutes with per minute 48～80 rotating speed; Adding 8%～10% SPC-D at last stirred 10 minutes.

Compared with prior art, it is simple that the present invention has equipment, do not produce waste gas, waste water during manufacturing, power saving, and nontoxicity, safe meets effects such as environmentally-friendly sanitary requirement.

The present invention's citric acid/sodium citrate/fatty acid methyl ester sulfonate system, by its coordinative role of working in coordination (it all has the chelated metal ions ability), in this buffered soln, use other auxiliary agent again, the cooperation of water glass and yellow soda ash, the organophosphorus pesticide of severe toxicity can be decomposed into nontoxic phosphoric acid salt, therefore this detergent powder can be used to wash fruits and vegetables, to prevent pesticide intoxication, this detergent powder with 60g adds in the gallons water, can clean the remains of pesticide on vegetables and the fruit fully, to prevent pesticide intoxication.

The present invention is no nitrogen phosphorus detergent powder, though also there is the report of without phosphorus detergent powder in the past, but be mostly to use one or both auxiliary agents, substitute tripoly phosphate sodium STPP as zeolite water glass etc., and zeolite be insoluble in water, osmosis is soaked in influence, and when water hardness was high, the calcium ion exchange rate of zeolite was low, and is poor with magnesium ion exchange capacity, when measuring different auxiliary agents and use separately based on this inventor, the clean effect that difference is polluted is as follows:

Relative detersive power (%) pollutent

Auxiliary agent	Viscotrol C	Kaolin	Manganse Dioxide	Carbon black	Machine oil
Auxiliary agent	Viscotrol C	Kaolin	Manganse Dioxide	Carbon black	Machine oil	Tripoly phosphate sodium STPP	39.4	28.31	24.91	44.35	44.50
Na ₂SO ₄	21.8	34.50	32.35	41.95	31.42	Tripoly phosphate sodium STPP	39.4	28.31	24.91	44.35	44.50
Na ₂SO ₄	21.8	34.50	32.35	41.95	31.42	Na ₂CO ₃	47.95	64.50	21.25	37.84	43.70
Na ₂SiO ₃	34.95	25.00	25.95	52.40	38.25	Na ₂CO ₃	47.95	64.50	21.25	37.84	43.70
Na ₂SiO ₃	34.95	25.00	25.95	52.40	38.25	Sodium polyacrylate	24.15	34.43	67.36	58.25	30.45
Trisodium Citrate	28.64	30.72	31.95	54.80	37.45	Sodium polyacrylate	24.15	34.43	67.36	58.25	30.45
Trisodium Citrate	28.64	30.72	31.95	54.80	37.45	Xylo-Mucine	30.70	27.45	20.34	41.30	32.75

Annotate: take into account opticmicroscope with 721 spectrophotometrics and detect

Can find out that from last column data any auxiliary agent all can't replace the effect of tripoly phosphate sodium STPP (S.T.P.P.).

Na ₂CO ₃: better to kaolin, Viscotrol C, machine oil clean effect.

Sodium polyacrylate (PAA-Na): because it has dissemination to dirt particles, so to MnO ₂, carbon black, kaolin soil-removing action better, the ability but it removes grease.

Na ₂SiO ₃: because it can decompose the silicic acid that produces micellar structure in water, dirt there is the suspended dispersed effect, can prevents to deposit to again on the fabric, better to the carbon black removal effect.

Trisodium Citrate: because it has same Ca ²⁺Deng the metal ion-chelant ability, and do not contain N.P, as Na ₂SiO ₃Can improve soil removability under existing.

Na ₂SO ₄: it mainly has been the effect of weighting material, but its consumption what with other auxiliary agent mutual restriction, detersive power is also had certain influence.

For example:

Na ₂SiO ₃Na ₂CO ₃Na ₂SO ₄Trisodium Citrate

10 4 24 40.00

10 4 5 59.00

Therefore, in sum, consider its mutual restriction effect, the ratio that adopts orthogonal test can obtain better result is:

Na ₂SiO ₃Na ₂CO ₃PAA-Na Na ₂SO ₄Trisodium Citrate

3 3 2 2 1

The compositing characteristic of detergent powder of the present invention is: the content that improves tensio-active agent; adopt composite auxiliary agent; can bring into play its synergistic effect to greatest extent; with main raw material after simple combination is stirred, thereby make not only safety but also nontoxic, even can detoxify and free from environmental pollution; be a kind of multiduty high-efficient washing articles for use; not only of many uses, Polyoxyethylene Lauryl Ether more can meet current non-harmful environment protection and human health care's requirement.

Tensio-active agent of the present invention is to generate the coconut oleyl alcohol by natural product Oleum Cocois hydrogenation, through sulfonation add in the alkali and after form the sodium laurylsulfate of sodium salt, its biological degradability good (biological degradability reaches 98.8%), soil removability and linear alkylbenzene sulfonate are suitable, nontoxic, nonirritant, be putative anion surfactant, methyl sodiosul foaliphatate has superior biodegradability, the primary biodegradation rate can reach 99.6%, the LD50 numerical value of fish can reach 290～350, and linear alkylbenzene sulfonate, sodium laurylsulfate, ether alcohol sulfate, α-Xi Jihuangsuanyan is all 1～15, and visible fatty acid methyl ester sulfonate is a safety, and is nontoxic, non-stimulated to skin, there is not the tensio-active agent of hypersensitive natural fats and oils and derivative thereof.And has chelating calcium ions and magnesium ions ability, anti-hard water is strong, detersive power is good, and can give fabric certain flexibility, other tensio-active agent there is solublization, neither can resemble the linear alkylbenzene sulfonate and can separate out for a long time when ionogen, also can not resemble has gelatin phenomenon the sodium laurylsulfate in dissolution process.

Below the embodiment of the invention is described:

Raw material composition of the present invention and ratio are expressed as with % by weight: plain sodium 1%～2% water 1%～1.5% of sldium lauryl sulfate 18%～22% MES (MES) 13%～17% Sodium Polyacrylate (PAA-Na) 8%～12% citric acid 0.5%～1% natrium citricum, 2%～3% sodium metasilicate, 13%～17% sodium carbonate, 13%～17% SODIUM PERCARBONATE 8%～10% saltcake, 10%～15% carboxymethyl cellulose (CMC)

Preparation method of the present invention is: the first step, and earlier 0.5%～1% citric acid is poured in 60 ℃ of hot water of 1%～1.5% and be stirred to dissolving, and become limpid by muddiness, add 2%～3% Trisodium Citrate again and stirred 5 minutes, form citric acid solution; In second step, sodium laurylsulfate with 18%～22% and 13%～17% fatty acid methyl ester sulfonate (MES) are poured in the stirrer, and mixing and stirring 5 minutes slowly adds the citric acid solution of step 1; In the 3rd step, with 8%～12% sodium polyacrylate, 1%～2% Xylo-Mucine adds stirring 5～10 minutes, makes it to become colloid; In the 4th step, with 13%～17% water glass, 13%～17% yellow soda ash and 10%～15% saltcake mix at big stirrer; The 5th step added big stirrer and the 4th with the jelly of the 3rd step gained and goes on foot the gained mixture and mixed, and with per minute 48～80 velocity of rotation stir abouts 30 minutes; In the 6th step, because oil and opaque mutual friction and reacting mutually, can produce about 60 ℃ of heat temperature this moment, when temperature Gao Shiyi generation caking phenomenon too.Add 8%～10% SPC-D at last and stirred 10 minutes, promptly get this product.

The present invention makes product under 5% concentration, can reach nearly 100% sterilization effect in 5 minutes.And the intestinal bacteria and the streptococcus aureus of being adopted in the experiment are the representative bacterial classifications when testing sterilisation effect according to national standard; And the concentration of experiment confirm 0.5 grams per liter can reach the highest detoxifying effect.

Claims

1. a concentrated detergent powder is made up of following composition, by weight percentage, sodium laurylsulfate 18%～22%, fatty acid methyl ester sulfonate 13%～17%, sodium polyacrylate 8%～12%, citric acid 0.5%～1%, Trisodium Citrate 2%～3%, water glass 13%～17%, yellow soda ash 1 3%～17%, SPC-D 8%～10%, saltcake 10%～15%, Xylo-Mucine 1%～2%, water 1%～1.5%, ratio summation are 100%.

2. method for preparing concentrated detergent powder as claimed in claim 1;

-first step is poured 0.5%～1% citric acid in 60 ℃ of hot water of 1%～1.5% and is stirred to dissolving, and becomes limpid by muddiness, adds 2%～3% Trisodium Citrate again and stirs 5 minutes, forms citric acid solution;

-the second step, sodium laurylsulfate with 18%～22% and 13%～17% fatty acid methyl ester sulfonate place in the stirrer, and mixing and stirring 5 minutes slowly adds the citric acid solution in the first step;

-third step, with 8%～12% sodium polyacrylate, 1%～2% Xylo-Mucine adds stirring 5～10 minutes, makes it to become colloid;

-Di four steps, with 13%～17% water glass, 13%～17% yellow soda ash and 10%～15% saltcake mix stirring at big stirrer;

-Di five steps add the thing that big stirrer mixes with the 4th step with the jelly of third step gained and are mixed, and with per minute 48～80 rotating speed stir abouts 30 minutes;

-Di six steps add 8%～10% SPC-D and stirred 10 minutes, can make detergent powder of the present invention.