CN1662639A - Process for production of solid detergent compositions - Google Patents
Process for production of solid detergent compositions Download PDFInfo
- Publication number
- CN1662639A CN1662639A CN038144069A CN03814406A CN1662639A CN 1662639 A CN1662639 A CN 1662639A CN 038144069 A CN038144069 A CN 038144069A CN 03814406 A CN03814406 A CN 03814406A CN 1662639 A CN1662639 A CN 1662639A
- Authority
- CN
- China
- Prior art keywords
- temperature
- weight
- composition
- chemical foaming
- foaming agent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
- C11D17/0047—Detergents in the form of bars or tablets
- C11D17/0065—Solid detergents containing builders
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D13/00—Making of soap or soap solutions in general; Apparatus therefor
- C11D13/14—Shaping
- C11D13/18—Shaping by extrusion or pressing
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
- C11D17/0047—Detergents in the form of bars or tablets
- C11D17/0065—Solid detergents containing builders
- C11D17/0069—Laundry bars
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
- C11D17/02—Floating bodies of detergents or of soaps
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/0005—Other compounding ingredients characterised by their effect
- C11D3/0052—Gas evolving or heat producing compositions
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Detergent Compositions (AREA)
Abstract
A process is provided for preparing a non-granular solid detergent composition with entrapped gas bubbles, the composition comprising: 5-80% by weight of detergent active; 0.1-10% by weight of a chemical blowing agent that decomposes to generate a gas at a temperature range 50-90 DEG C optionally in presence of water; 5-30% by weight of water; and 0-30% by weight of detergency builder; which process comprises the steps of: i) mixing the various ingredients of the formulation in a mixer; ii) mixing 0.1-10% of the chemical blowing agent to the said mix at a temperature below 50 DEG C; iii) extruding the said mix at a temperature of 50-90 DEG C wherein heat is provided to the said mix from the outside by heating the extruder barrel and from the inside by heating the screw shaft and/or the screw flights; and iv) optionally, cooling the extruded bars, converting them into billets and forming tablets.
Description
Technical field
The present invention relates to be suitable for the manufacture method of the detergent bar of fabric washing or hard surface cleaning.The present invention be more particularly directed to the manufacture method of " inflation " detergent bar, wherein the chemical foaming agent in the prescription decomposes during extruding by providing heat together from machine barrel and screw shaft and emits gas, and the gas that discharges is trapped.
Background technology
Fabric cleaning composition contains the surfactant system as basal component, and its effect is help to remove dirt on the fabric and the suspended substance in washings thereof.Detergent bar requires that acceptable physical strength is arranged, and makes it in processing, transportation with keep structural integrity between the usage period.Reaching thereafter during manufacturing, the hardness of rod is the performance of particularly important.The detergent bar that is purchased contains washing composition activeconstituents and detergent builders, filler, structural agent (structurant), stiffening agent, and the nonessential composition of abrasive material, spices, tinting material and SYNTHETIC OPTICAL WHITNER for example.
Water content in the detergent bar remains on about 6% usually.The tackiness agent and the filler that are used for non-soap detergent (NSD) rod generally are mineral substance, and low-water-content is used in combination the high-density that a high proportion of mineral substance causes the NSD rod, and makes it quite little.If in detergent bar, can hold back gas, just can reduce the total body density of rod, thereby can make bigger rod such as air, oxygen, nitrogen or carbonic acid gas.Can also hold back the air of q.s, so that rod is swum in the washings.The notion that air or gas are held back more particularly realizes in soap stick, is useful because rod is swum in the bathtub.
Several patents (WO-A-9744434, WO-A-0017308) discloses the purposes of peroxygen bleach in the detergent bar composition such as perborate and percarbonate.These SYNTHETIC OPTICAL WHITNER are as the source of active oxygen in the prescription.But in these cases, we see that very carefully compound does not decompose during manufacture, but effective during use.Usually product is sent in the two-stage vacuum plodder that operates under the high vacuum, so that remove the air of holding back.
Our common pending application (1158/MUM/2000) discloses the preparation method of the on-granulated solid detergent composition with voids, and described composition comprises:
(a) 5-80%wt washing composition promoting agent;
(b) 0.1-10%wt is nonessential in the presence of water, decomposes the chemical foaming agent that produces gas under 50-90 ℃ of temperature;
(c) 5-30%wt water;
(d) 0-30%wt detergent builders;
Said method comprising the steps of:
I, in mixer the various compositions of mixed prescription;
Ii, under being lower than 50 ℃ of temperature, the 0.1-10%wt chemical foaming agent is sneaked in the described mixture, and keep temperature to be no more than 50 ℃;
Iii, under 50-90 ℃ of temperature, extrude described mixture; With
Iv, cooling extruded rod not necessarily convert it into bar and form sheet.
US 6153293 (Dahl etc.) discloses a kind of composite structure artificial timber product of extruding with xylon and polyethylene manufacturing, wherein mixture pushes by forcing machine, wherein flight and extruder barrel are heated, the inner low-density product to obtain outside high-density.Yet it is not instructed except that the machine barrel heating, and the heating screw shaft will reduce the total body density of Betengent product.
The human consumer need to feel the detergent bar of the low bulk density of preparation, and the manufacture method of this detergent bar.Yet on the degree that reduces density, certain limitation is arranged.Inflation can be made the rod of large-size to Betengent product, also can improve result of use.The method of describing in our the common pending application relates to chemical foaming agent, and this chemical foaming agent decomposes generation gas in forcing machine, under 50-90 ℃ temperature.It is unfavorable improving gas charging degree by elevated temperature, because can make rod softening like this, and has problems in the lower procedure of similar cutting, mark and packing.Finding time by prolongation, to improve gas charging degree also be unfavorable, because can reduce turnout like this, thereby reduces the productivity of machine.
The objective of the invention is to prepare inflation non-particulate detergent product with excellent use properties.
Another object of the present invention provides the novel method of making the low density detergent product by entrap gas, described gas is produced by the decomposition of composition during pushing that produces gas in the detergent formulation, and it is more effective that this method is elevated to specific degrees than the temperature during only will pushing.
Summary of the invention
Therefore, according to the present invention, provide the preparation method of the on-granulated solid detergent composition with voids, described composition comprises:
5-80% (weight) washing composition promoting agent;
The chemical foaming agent of 0.1-10% (weight), this chemical foaming agent not necessarily in the presence of water, decompose generation gas under 50-90 ℃ of temperature;
5-30% (weight) water;
0-30%wt cleans washing assistant;
Said method comprising the steps of:
I, in mixer the various compositions of mixed prescription;
Ii sneaks into the 0.1-10% chemical foaming agent in the described mixture under being lower than 50 ℃ temperature;
Iii, under 50-90 ℃ of temperature, extrude described mixture, wherein by the heating extruder barrel from the outside, give described mixture heat supply internally by heating screw shaft and/or screw-blade; With
Iv, not necessarily, cooling extruded rod converts it into bar and forms sheet.
Detailed Description Of The Invention
Basic demand is to contain the detergent composition of chemical foaming agent can not before major ingredient enters forcing machine temperature be raised to more than 50 ℃.Temperature is elevated to helps to discharge the gas that is trapped in during the extruding in the rod prescription more than the chemical foaming agent decomposition temperature, thereby can prepare low-density rod.
Can before major ingredient feeds forcing machine, its temperature be elevated to 60-90 ℃, but preferably before detergent composition adds forcing machine, not make it be higher than 50 ℃ temperature.The heating of detergent composition in forcing machine provides like this, promptly by the heating extruder barrel from the indirect heating composition, the heating combination internally by heating screw shaft and/or screw-blade.The preferred aspect of the present invention is that extruder temperature is elevated to 60-90 ℃, makes the generation of gas occur over just in the forcing machine.Particularly preferably be extruder temperature is remained on 60-75 ℃.The preferred aspect of the present invention is by the cooling shape of the mouth as one speaks or make detergent bar pass through the cooling channel, and the temperature of the rod that will come out from forcing machine is cooled to about 45 ℃.
Method
Any mixer that the present invention can use always in soap/detergent is made is preferably mediated in the mixer in high-shear and is carried out.Preferred mixer comprises the ploughshare mixer, and crank throw formula, the overlapping type of multiple wiping, single line style or both arms type are mediated mixer.Both arms are mediated mixer can overlapping or tangential in design.As selection, the present invention can carry out in the combining of spiral stirrer container or multihead metering pump/high-shear mixer and spray-dryer like that to traditional method.
Can process entrap gas by aforesaid method is to comprise washing composition promoting agent, washing assistant, structural agent etc. with the composition that reduces excellent density, but any conventional washing agent composition that contains the 0.1-10% chemical foaming agent, described whipping agent is under 50-90 ℃, not necessarily in the presence of water, decompose generation gas.
Chemical foaming agent
The chemical foaming agent that is used for this prescription is the whipping agent that decomposes and produce gas down at 50-90 ℃.Several examples of this compound are Sodium peroxoborate, hydrogen peroxide and other peralcohol, when decomposing, some emits the azo-compound of nitrogen, for example 1, the 1-azo is two-isopropyl cyanide, 2,2-azo two (2,4-dimethyl valenonitrile), 2, two (the 4-methoxyl groups-2 of 2-azo, 4-dimethyl valenonitrile), " polymer materials complete works (Polymeric materialsencyclopedia) ", volume 1, CRC press, other that list during J.C.Salamone edits are several, add heat release CO
2Supercarbonate, or emit CO with water reaction
2Diisocyanate and emit the hydroborate of hydrogen.
The incorporation of chemical foaming agent is 0.1-10% (weight) in the composition, but 1-5% (weight) preferably.
The washing composition promoting agent
The washing composition promoting agent that is used for this method can be soap or non-soap surfactants.To preferably comprise the washing composition promoting agent that is selected from negatively charged ion and nonionic detergent promoting agent usually according to composition of the present invention.Also can adopt other promoting agents such as positively charged ion, both sexes and zwitterionics.The example of suitable washing composition promoting agent kind provides in following known textbook: (i) " surface-active agents (Surface Active Agents) ", volume I, Schwartz and Perry, (ii) " surface-active agents and washing composition (Surface Active Agentsand Detergents) ", volume II, Schwartz, Perry and Berch, (iii) " tensio-active agent handbook (Handbook of Surfactants) ", M.R.Proter, Chapman andHall, New York, 1991.
Washing assistant
The clean washing assistant that is used for this prescription is preferably inorganic, and suitable washing assistant comprises for example alkali metal aluminosilicate (zeolite), alkaline carbonate, tripoly phosphate sodium STPP (STPP), tetrasodium pyrophosphate (TSPP), Citrate trianion, sodium nitrilo triacetate (NTA) and their combination.The suitable amounts of washing assistant is 1-30% (weight).
Inorganic particle
Inorganic particle is not the basal component of this prescription mutually, but particularly can mix for hard-surface cleaning composition.Preferably, particle comprises water-fast particulate structurant and/or abrasive material mutually.As selection, the abrasive material water soluble, and exist with the amount more than any water that exists in the composition, make the solubleness surplus of abrasive material at aqueous phase, finally in composition, there is solid abrasive.
Suitable inorganic particle can be selected from particulate zeolites, calcite, rhombspar, feldspar, silica, silicate, other carbonate, supercarbonate, vitriol and such as poly polymer materials.
Most preferred inorganic particle is mixture (as rhombspar), sodium bicarbonate, borate, boric acid, sodium sulfate/potassium, zeolite, feldspar, talcum, kaolin and the silica of lime carbonate (as calcite), lime carbonate and magnesiumcarbonate.
Particularly preferably be calcite, talcum, kaolin, feldspar and rhombspar and composition thereof, because their cost is low and color.
Other additives
Also can mix such as one or more water-soluble granular materials, for example such as other additives of starch or treated starch and cellulosic polysaccharide.
Trace mineral supplement
Preferably be selected from enzyme, anti redeposition agent, fluorescent agent, tinting material, sanitas and spices, also have the conventional ingredient of SYNTHETIC OPTICAL WHITNER, bleach precursor, bleaching stibilizer, sequestrant, stain remover (normally polymkeric substance) and other polymkeric substance not necessarily to mix with the amount of maximum 10% (weight).
The present invention will describe by following indefiniteness embodiment.
Embodiment
The preparation method of detergent bar
Prepare the different ingredients of describing in the table 1 by following method, and analyze excellent density and use properties.
Soap stick
A, ordinary method
The soap that under the room temperature 4.54kg is contained 25% water prepares the masterbatch of about 6kg in crank throw formula agitator.Add 0.12kg Tai-Ace S 150,0.06kg boric acid, clean potter's clay, 0.285kg alkaline silicate and the 0.09kg Sodium peroxoborate of 0.9kg, and at room temperature thoroughly mixed.Under about 45 ℃ of temperature, extrude gained masterbatch (embodiment 1) then in a usual manner.
B, only heat the method for machine barrel
Similar masterbatch in preparation and the foregoing description 1 in agitator.Yet, temperature in the forcing machine is remained on 85 ℃ (embodiment 2) by in extruder barrel, passing to hot water.
C, the method for heating spiral rod only
Similar masterbatch in preparation and the foregoing description 1 in agitator.Yet, temperature in the forcing machine is remained on 85 ℃ (embodiment 3) by in the forcing machine screw shaft, passing to hot water.
D, the method according to this invention
Similar masterbatch in preparation and the foregoing description 1 in agitator.By in extruder barrel and screw shaft, passing to hot water, temperature in the forcing machine is remained on 85 ℃ (embodiment 4) herein.
The rod density analysis
Rod density is measured by standard method and is calculated with following formula:
Density (g/cm
3)=excellent weight (g)/volume (cm
3)
Table 1
Component (%wt) | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 |
??TFM | ????59 | ????59 | ????59 | ????59 |
Water | ????20.5 | ????20.5 | ????20.5 | ????20.5 |
Alkaline silicate | ????2.0 | ????2.0 | ????2.0 | ????2.0 |
Tai-Ace S 150 | ????1.0 | ????1.0 | ????1.0 | ????1.0 |
Potter's clay | ????15.0 | ????15.0 | ????15.0 | ????15.0 |
Boric acid | ????1.0 | ????1.0 | ????1.0 | ????1.0 |
Sodium peroxoborate | ????1.5 | ????1.5 | ????1.5 | ????1.5 |
Performance | ||||
Density (g/cc) | ????1.17 | ????0.96 | ????0.97 | ????0.83 |
Data in the last table 1 show, with extruder barrel (embodiment 2) or screw rod (embodiment 3) when being heated to 85 ℃, excellent density decreases when only.As seen when heating extruder barrel and screw rod simultaneously, and only heat machine barrel or screw rod relatively, density significantly reduces.
Use properties is analyzed
The paste layer that forms on the rod surface during powder paste (mush) refers to use.Paste powder on the rod is stuck with paste and is weighed with gram.Its usage economy is determined by the loss of rod in the solution.Estimate contrast (embodiment 1) and according to the above-mentioned performance of rod of the present invention (embodiment 4), data are listed in table 2.
Table 2
Embodiment 1 | Embodiment 2 | |
The loss of rod in the solution, gram | ????1.26 | ????0.90 |
Total powder is stuck with paste, gram | ????1.92 | ????0.97 |
This inflation that shows rod has reduced tap density (thereby having increased size), has also improved use properties, and better its usage economy is provided.
Claims (4)
1. have the preparation method of the on-granulated solid detergent composition of voids, said composition comprises:
The washing composition promoting agent of 5-80% weight;
The chemical foaming agent of 0.1-10% (weight), this chemical foaming agent not necessarily decompose generation gas in the presence of water under 50-90 ℃ of temperature;
5-30% weight water; With
0-30%wt cleans washing assistant;
This method may further comprise the steps:
I, in mixer the various compositions of mixed prescription;
Ii, under being lower than 50 ℃ temperature, the 0.1-10% chemical foaming agent is sneaked in the described mixture;
Iii, under 50-90 ℃ of temperature, extrude described mixture, wherein by the heating extruder barrel from the outside, give described mixture heat supply internally by heating screw shaft and/or screw-blade; With
Iv, not necessarily, cooling extruded rod converts it into bar and forms sheet.
2. according to the process of claim 1 wherein that the concentration of the chemical foaming agent that is used for described method is 1-5% weight.
3. according to the method for claim 1 or claim 2, wherein whipping agent is selected from supercarbonate, diisocyanate, hydroborate, 1, the 1-azo is two-isopropyl cyanide, 2,2-azo two (2,4-dimethyl valenonitrile), 2,2-azo two (4-methoxyl group-2,4-dimethyl valenonitrile) and composition thereof.
4. according to any one method of claim 1 to 3, wherein the temperature of forcing machine is elevated to 60-90 ℃, makes the generation of gas only take place in forcing machine.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IN542MU2002 | 2002-06-20 | ||
IN542/MUM/02 | 2002-06-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN1662639A true CN1662639A (en) | 2005-08-31 |
Family
ID=29798519
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN038144069A Pending CN1662639A (en) | 2002-06-20 | 2003-05-27 | Process for production of solid detergent compositions |
Country Status (6)
Country | Link |
---|---|
CN (1) | CN1662639A (en) |
AU (1) | AU2003245900A1 (en) |
BR (1) | BR0311527A (en) |
MY (1) | MY134365A (en) |
WO (1) | WO2004000988A1 (en) |
ZA (1) | ZA200409283B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105273864A (en) * | 2014-07-18 | 2016-01-27 | 比亚迪股份有限公司 | Cleaner for alkaline battery and application thereof, and alkaline battery appearance cleaning method |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2543789A1 (en) | 2003-10-23 | 2005-05-06 | Illumigen Biosciences, Inc. | Detection of mutations in a gene associated with resistance to viral infection, oas1 |
US20180044616A1 (en) * | 2016-08-03 | 2018-02-15 | Henkel IP & Holding GmbH | Fragranced pastille for laundry application |
BR112021014629A2 (en) | 2019-02-19 | 2021-09-21 | Unilever Ip Holdings B.V. | EXTRUDED SOAP BAR AND SOAP BAR PREPARATION PROCESS |
WO2020169392A1 (en) | 2019-02-19 | 2020-08-27 | Unilever N.V. | High water hard bars comprising combination of type and amount of electrolytes |
IT201900003951A1 (en) * | 2019-03-19 | 2020-09-19 | Desmet Ballestra S P A | PLANT FOR THE REALIZATION OF A PRODUCT, IN PARTICULAR CONSTITUTING A SURFACTANT PRODUCT |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB978192A (en) * | 1960-10-19 | 1964-12-16 | Mazzoni G Spa | An improved method for manufacturing floating soap and/or detergent tablets |
GB2096163B (en) * | 1981-04-06 | 1985-03-06 | Unilever Plc | Built detergent bars |
US5364575A (en) * | 1992-09-02 | 1994-11-15 | Doom Sr Lewis | Method and system for processing soap and soap-like materials |
WO1996035772A1 (en) * | 1995-05-12 | 1996-11-14 | The Procter & Gamble Company | Soap-based laundry bars with improved firmness |
-
2003
- 2003-05-27 AU AU2003245900A patent/AU2003245900A1/en not_active Abandoned
- 2003-05-27 CN CN038144069A patent/CN1662639A/en active Pending
- 2003-05-27 WO PCT/EP2003/005722 patent/WO2004000988A1/en not_active Application Discontinuation
- 2003-05-27 BR BR0311527-5A patent/BR0311527A/en not_active IP Right Cessation
- 2003-06-18 MY MYPI20032281A patent/MY134365A/en unknown
-
2004
- 2004-11-18 ZA ZA200409283A patent/ZA200409283B/en unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105273864A (en) * | 2014-07-18 | 2016-01-27 | 比亚迪股份有限公司 | Cleaner for alkaline battery and application thereof, and alkaline battery appearance cleaning method |
Also Published As
Publication number | Publication date |
---|---|
ZA200409283B (en) | 2005-11-18 |
MY134365A (en) | 2007-12-31 |
AU2003245900A1 (en) | 2004-01-06 |
BR0311527A (en) | 2005-02-22 |
WO2004000988A1 (en) | 2003-12-31 |
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