CN103074182B - Laundry soap powder slurry, preparation method thereof and industrial production technology of laundry soap powder - Google Patents
Laundry soap powder slurry, preparation method thereof and industrial production technology of laundry soap powder Download PDFInfo
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- CN103074182B CN103074182B CN201310028245.0A CN201310028245A CN103074182B CN 103074182 B CN103074182 B CN 103074182B CN 201310028245 A CN201310028245 A CN 201310028245A CN 103074182 B CN103074182 B CN 103074182B
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Abstract
The invention discloses laundry soap powder slurry, a preparation method thereof and an industrial production technology of laundry soap powder. The industrial production technology mainly comprises the steps of: 1) directly adopting fatty acid and liquid alkali to conduct neutralization reaction in a batching kettle of a front preparation system to participate in slurry preparation, 2) allowing the slurry after technical optimization treatment to be capable of smoothly entering a high-tower powder spraying system through a high pressure pump to produce base powder, and 3) adding the base powder and other post preparation raw materials, continuously and evenly mixing with a screw mixer, preparing a semifinished product of the laundry soap powder, conveying to a powder bin with a conveyor belt, and packaging into a finish product. According to the technology, high-tower powder spraying equipment is adopted for production, and no other additional special device is added. Compared with the laundry soap powder produced by the original technology (adding powdered to granular sodium aliphatate during post preparation), the produced laundry soap powder has the characteristics of uniform dispersion and adhesion of sodium aliphatate, short product solution time, low agglomeration resistance and good liquidity, and automatic packaging and continuous mass production of the soap powder can be realized.
Description
Technical field
The present invention relates to a kind of laundry powdered soap production technique, belong to washing powder field of industrialized production, particularly relate to the industrialized producing technology method of the laundry powdered soap of producing slip and the blending process thereof of laundry powdered soap process and comprising this slip.
Background technology
For complying with the environmental protection development trend of daily chemical products, the production of washing powder product, to energy-conserving and environment-protective, reduces the usage quantity of non-effective chemical, and raw material adopts renewable resources for the future development in source.
The dry soda soap of main component (being generally sodium soap) in laundry powdered soap product derives from animal and plant grease (or animal, mixed vegetable oil fat), belongs to renewable resources.With sodium soap raw material, partly replace the petroleum base tensio-active agent in washing powder product to produce laundry powdered soap product, meet washing powder industrialization development trend and energy-conserving and environment-protective requirement (in QB/T2387-2008, stipulating: in laundry powdered soap formula, the biological degradability of tensio-active agent should be lower than 90%, and dry soda soap content is not less than 7%).And in product, add after natural fats and oils base actives, to skin gentleness, low bubble, easily rinsing, compare rinse cycle 30% left and right of economizing on water with regular powder.
The main technique of at present, producing laundry powdered soap in industry is " the mixed once method of forming " and " after with addition of entering hybrid system ".As disclosed in Chinese patent CN1240227A by solid and the liquid starting materials such as soap base, washing assistant, weighting agent, mixed once drying and moulding in broken mixing granulation dehumidification system.In addition, in Chinese patent CN100400635C, mention raw material hybrid reactions such as adding lipid acid, coconut oil diethanol amide, anhydrous sodium sulphate in reactor, then pass through vacuum hydro-extraction, stir and make laundry powdered soap.
Above-mentioned one-time formed production method, higher to equipment requirements, processing condition are complicated, and belong to batch production pattern, cannot realize the scale production of serialization.And in suitability for industrialized production, employing adds powdery to granular dry soda soap to prepare laundry powdered soap at rear match system (impeller), in product use procedure, exist the dry soda soap powder of part to swim in the water surface, the long phenomenon of dissolution time, have influence on to a certain extent the overall performance of laundry powdered soap and human consumer's experience, and powdery soap powder raw material by after with addition of membership, cause the Dust Capacity of production scene larger, do not meet the requirement of cleaner production.
Summary of the invention
For the problem and shortage existing in above-mentioned production technique, the object of the present invention is to provide a kind of laundry powdered soap slip and blending process thereof, the soap powder dissolution time of producing shortens relatively, and agglomeration resistance value and the mobility of product obviously improve.
Another object of the present invention is to provide a kind of industrialized producing technology of laundry powdered soap, in the performance of improving product, can realize the automatic packaging of soap powder, and then realized the serialization scale operation of laundry powdered soap, the dust of production scene significantly reduces simultaneously, and operating environment is improved.
The approach of object of the present invention and technical solution problem is achieved through the following technical solutions.The production technique of a kind of laundry powdered soap proposing according to the present invention, comprises the following steps:
1) will produce with raw material, comprise that process water, liquid caustic soda, flower bulb alkali, lipid acid, sulfonic acid etc., by liquid material scale, join in batching kettle; Solid material comprise soda ash, saltcake, 4A zeolite and before join small powder, after the metering of solid material scale, before putting into by spiral conveyer, join in ingredients pot, under the time of setting and stirring velocity, prepare slip, and by high tower powder spraying system, complete the production of original washing powder;
2) by above-mentioned original washing powder, together with zymin, nonionogenic tenside, essence etc., join solid material after other respectively via conveying and measuring apparatus separately, after synchronously add in joining impeller, through impeller continuous uniform mix, be mixed with after laundry powdered soap work in-process, after travelling belt is delivered to powder storehouse, be packaged into finished product.
In step 1), each raw material that comprises weight percent in described slip is: 20 ~ 30% process waters, 0.5 ~ 1% conditioning agent, 1 ~ 5% alkyl benzene sulphonate (ABS), 8 ~ 15% lipid acid, 2 ~ 10% 4A zeolite, 10 ~ 40% saltcake, 5 ~ 12% soda ash, 1 ~ 5% negatively charged ion or nonionogenic tenside, 8 ~ 20% liquid sodium silicate (flower bulb alkali), 2 ~ 6% before join functional aid and for and the liquid caustic soda of alkyl benzene sulphonate (ABS) and lipid acid.
In step 1), slip process for preparation critical process reference mark is as follows:
Lipid acid is in use delivered to high-order storage tank through heating after melting processing in advance, and it is 60 ~ 80 ℃ that holding temperature is controlled.
The temperature of preparation slip is controlled at 65 ~ 75 ℃, and pulp quality concentration is controlled at 60 ~ 75%.By adding slip conditioning agent, effectively reduce the viscosity of saponification process slip, improved the mobility of slip, guaranteed that slip enters by high-pressure pump the production that completes original washing powder in spray tower smoothly.
The explanation of slip compounding process:
The process water (70 ~ 80 ℃), liquid caustic soda, the conditioning agent that in batching kettle, add successively predetermined weight part; Reinforced process is opened and is stirred, and reinforced complete and maintenance is stirred 1 ~ 3 minute, to promote material dissolution; Add successively alkyl benzene sulphonate (ABS) and liquid caustic soda to carry out neutralization reaction, after alkyl benzene sulphonate (ABS) adds, stir time delay 0.5 ~ 1.0 minute; Add successively liquid fat acid (60 ~ 80 ℃) and liquid caustic soda to carry out neutralization reaction, stir time delay 1 ~ 2 minute; Add successively liquid starting material flower bulb alkali, other tensio-active agents; Add successively functional aid; Add successively solid material soda ash, zeolite, Sodium sulfate anhydrous.min(99), be uniformly mixed completely.
In the industrialized producing technology of laundry powdered soap, step 2), in, the weight part ratio of joining raw material after described is: from the original washing powder of powder spraying system through original washing powder Weightlessness balance weighing 70 ~ 88%; From several solid materials of rear batch bin respectively through zymin Weightlessness balance weighing 0.3 ~ 1.5%, look grain Weightlessness balance weighing 0.3 ~ 1.0%, zeolite Weightlessness balance weighing 1 ~ 5%, soda ash Weightlessness balance weighing 3 ~ 10%, from after join essence header tank essence through essence under meter weighing 0.1 ~ 0.4%, from after join nonionic header tank nonionic through under meter weighing 1 ~ 4%.
In addition, described new production process raw material of fatty acid used comprises the hydrolysed fat acid that comes from Vegetable oil lipoprotein; Or derive from the lipid acid of animal grease; Or derive from the lipid acid of animal and plant compound lard.
By technique scheme, the present invention has following advantage and beneficial effect:
1, directly in the batching kettle of front match system, add raw fatty acid to carry out neutralization reaction, and be uniformly mixed with other solid materials and liquid material, make dispersion and the attachment state of sodium soap in slip more even, the moulding of process original washing powder and the control of apparent density are conducive to dust.And by the interlock of forward and backward match system, realized the serialization scale production of laundry powdered soap.
2, by adopt liquid fatty acid directly in and proportioning process, avoided original after with addition of the laundry powdered soap that enters technique (powdery dry soda soap then join impeller add) and produce, because of distribution of particle sizes inhomogeneous, in washing process, exist the dry soda soap of larger particles to swim in the water surface, the long phenomenon of dissolution time, have influence on human consumer's result of use and sensory experience.
3, directly adopt liquid fatty acid to participate in slip preparation, while also having avoided the Powdered dry soda soap of direct use, carrying and adition process, cause the larger situation of Dust Capacity of production scene, meet the requirement of cleaner production simultaneously.
4, slip blending process adjusted and optimized, and by adding conditioning agent, effectively reducing the viscosity of saponification process soap base, having improved the mobility of slip, having guaranteed that slip enters by high-pressure pump the production that completes original washing powder in spray tower smoothly.
5, the dissolution time of novel process product shortens relatively, and outward appearance is full, and agglomeration resistance value and mobility are also improved significantly, and can realize the automatic packaging of soap powder.
6, adopt liquid fatty acid preparation slip to compare and have cost advantage with direct purchase powdery sodium soap, new soap powder production technique meets the technical requirements of energy-conserving and environment-protective, for enterprise brings obvious economic benefit and good social benefit.
Accompanying drawing explanation
Fig. 1 is the industrialized producing technology FB(flow block) of laundry powdered soap of the present invention.
Embodiment
Below by specific embodiment, in conjunction with diagram, the industrialized producing technology of laundry powdered soap of the present invention is described further, but the present invention is not limited in following embodiment.
The industrialized producing technology of a kind of laundry powdered soap of the present invention, comprises the hydrolysed fat acid of using Vegetable oil lipoprotein, or derives from the lipid acid of animal grease, or derives from the lipid acid of animal and plant compound lard.Above-mentioned lipid acid, after heating and thermal insulation is processed, delivers to by its Pipeline transport and weighing device the preparation that participates in slip in batching kettle.
Preparation slip solid material: soda ash, Sodium sulfate anhydrous.min(99), Trisodium Citrate, conditioning agent, functional agent, 4A zeolite etc. are via independently carrying and Weighing system, joins and in batching kettle, prepares slip by the preset proportion of filling a prescription.
Preparation slip liquid starting material: process water, liquid caustic soda (NaOH), conditioning agent, flower bulb alkali, tensio-active agent etc., by independently carrying and metering system, join and prepare slip in batching kettle by the preset proportion of filling a prescription.
Various raw materials are in batching kettle, and stirring reaction, mixing, completely by by high-pressure delivery pump, are delivered to the production that high tower powder spraying system completes original washing powder.
By above-mentioned soap powder original washing powder, the raw material that need add by rear formula formula together with other: zymin, solid small powder, liquid essence, nonionogenic tenside, and the solid material such as rear adapted soda ash, zeolite impeller continuous uniform mix, be mixed with after laundry powdered soap work in-process, after travelling belt is delivered to powder storehouse, be packaged into finished product.
The present invention is by directly adding lipid acid at front match system the preparation of carrying out laundry powdered soap slip; and slip blending process is adjusted and optimized; by adding conditioning agent; effectively solved the characteristic that saponification process slip is paste, thickness; improved the mobility of slip; guaranteed that slip enters the production that high tower powder spraying system completes original washing powder smoothly, also realized the mass-producing of laundry powdered soap and produced continuously.
When the present invention has avoided the Powdered dry soda soap of direct use, because its granularity exists to distribute, cause use procedure, the phenomenon that larger particles dissolution time is long, has influence on human consumer's result of use and sensory experience; Also avoided dry soda soap powder carrying and adition process, caused the larger situation of Dust Capacity of production scene, met the requirement of cleaner production simultaneously.
Based on above-mentioned processing method, formulation principle and technological process that laundry powdered soap of the present invention is produced are as follows:
Each feed composition that comprises weight percent in the slip of laundry powdered soap is: 20 ~ 30% process waters, 0.5 ~ 1% conditioning agent, 1 ~ 5% alkyl benzene sulphonate (ABS), 8 ~ 15% lipid acid, 2 ~ 10% 4A zeolite, 10 ~ 40% Sodium sulfate anhydrous.min(99), 5 ~ 12% soda ash, 1 ~ 5% negatively charged ion or nonionogenic tenside, 8 ~ 20% liquid sodium silicate (flower bulb alkali), 2 ~ 6% before join functional aid and for and the liquid caustic soda of alkyl benzene sulphonate (ABS) and lipid acid.
Above-mentioned raw materials, after metering, by setting step and stirring reaction time, joins and in batching kettle, carries out slip preparation.Raw material in preparation still, after reacting completely, is uniformly mixed, and through high-pressure delivery pump, is forced into 3.0 ~ 4.0MPa, and in spray tower, atomization is dried, and forms laundry powdered soap original washing powder.
Above-mentioned original washing powder send and is cooled to below 40 ℃ through wind, after delivering to after the conveying of original washing powder travelling belt and weightless title metering, joins in impeller.In mixing tank, original washing powder weight part is 70 ~ 88%, simultaneously with several solid materials from rear batch bin: zymin 0.3 ~ 1.5%, look grain 0.3 ~ 1.0%, zeolite 1 ~ 5%, soda ash 3 ~ 10%, liquid material essence 0.1 ~ 0.4%, nonionogenic tenside 1 ~ 4%, through after join impeller continuous uniform and be mixed into laundry powdered soap work in-process, after washing powder travelling belt is delivered in soap powder storehouse, be packaged into finished product.
embodiment 1
(slip and blending process thereof, following percentage composition is all weight percentage)
A laundry powdered soap slip, the feed composition that comprises following weight, and make as follows.
Feed composition and weight percent are as follows:
Process water: 26% conditioning agent: 0.8%
Lipid acid: 10% alkyl benzene sulphonate (ABS): 5%
Flower bulb alkali: 12% Sodium sulfate anhydrous.min(99): 28%
4A zeolite: 2% tensio-active agent: 3%
Soda ash: 8% white dyes: 0.1%
Trisodium Citrate: 2% liquid caustic soda: calculate by neutralization value
Slip blending process step:
Process water adopts and is steam heated to 75 ℃, joins in batching kettle after metering.Liquid caustic soda synchronously adds in process water adition process, and opens and stir; The conditioning agent (in the present embodiment, adopting alkyl alcohols, trimethylammonium silicone oil, sodium sulfate and the glycerine of C8-C10 to mix and make by a certain percentage) that adds above-mentioned weight part, adds completely, and time delay is stirred 20 seconds, even to guarantee conditioning agent dispersing and dissolving.Then the alkyl benzene sulphonate (ABS) and the liquid caustic soda neutralization that add above-mentioned weight part, and time delay is stirred 30 seconds.Lipid acid adds after sulfonic acid neutralization reaction is complete, and lipid acid is squeezed into from header tank test tank is weighed and dropped in batching kettle through pre-molten processing (65 ℃ of insulations), carries out neutralization reaction, stirs time delay 60 seconds.Then, add successively liquid starting material flower bulb alkali, tensio-active agent, functional agent (white dyes, Trisodium Citrate) and soda ash, zeolite, Sodium sulfate anhydrous.min(99).After all raw materials add in batching kettle, stir time delay 6 minutes, complete the preparation of slip.
embodiment 2
(slip blending process and original washing powder are produced, and following percentage composition is all weight percentage)
A laundry powdered soap slip, the feed composition that comprises following weight, and make as follows.
Feed composition and weight percent are as follows:
Process water: 24% conditioning agent: 0.6%
Lipid acid: 8% alkyl benzene sulphonate (ABS): 4%
Flower bulb alkali: 15% Sodium sulfate anhydrous.min(99): 26%
4A zeolite: 5% tensio-active agent: 5%
Soda ash: 6% Trisodium Citrate: 1.5%
Liquid caustic soda: calculate by neutralization value
Slip blending process step:
Process water adopts and is steam heated to 70 ℃, joins in batching kettle after metering.Liquid caustic soda synchronously adds in process water adition process, and opens and stir; The conditioning agent (in the present embodiment, the alkyl alcohols of C8-C10, trimethylammonium silicone oil, sodium sulfate and glycerine mix and make by a certain percentage) that adds above-mentioned weight part, adds completely, and time delay is stirred 15 seconds, even to guarantee conditioning agent dispersing and dissolving.Then the alkyl benzene sulphonate (ABS) and the liquid caustic soda neutralization that add above-mentioned weight part, and time delay is stirred 30 seconds.Lipid acid adds after sulfonic acid neutralization reaction is complete, and lipid acid is squeezed into from header tank test tank is weighed and dropped in batching kettle through pre-molten processing (65 ℃ of insulations), carries out neutralization reaction, stirs time delay 50 seconds.Then, add successively liquid starting material flower bulb alkali, tensio-active agent, and solid material Trisodium Citrate, soda ash, zeolite, Sodium sulfate anhydrous.min(99).After all raw materials add in batching kettle, stir time delay 5 minutes, complete the preparation of slip.Slip is further delivered to after aging still aging reaction, after high-pressure delivery pump pressurization, enters high tower powder spraying system, completes atomization neat soap.By spray tower bottom original washing powder out under the effect of gas stripping column further wind send agingly, after moulding, screening, deliver to the production that production that original washing powder storehouse completes original washing powder completes laundry powdered soap original washing powder.
embodiment 3
(production technique of laundry powdered soap of the present invention, following percentage composition is all weight percentage)
Refer to shown in accompanying drawing 1, and carry out, after the preparation of soap powder slip, entering high tower powder spraying system according to embodiment 1 or embodiment 2, complete atomization neat soap.By spray tower original washing powder out, further after wind send aging, cooling and screening, by travelling belt, carry and weightless join in impeller after delivering to after claiming to measure.In mixing tank, original washing powder weight ratio is 84%, simultaneously with several solid materials from rear match system: function small powder (zymin, functional agent) 0.9%, look grain 1.0%, zeolite 3%, soda ash 8%, liquid material essence 0.1%, nonionogenic tenside 3%, respectively via conveying and measuring apparatus separately, by after join impeller continuous uniform and be mixed into laundry powdered soap work in-process, after washing powder travelling belt is delivered in washing powder powder storehouse, be packaged into finished product.
In sum, the production technique of the slip of laundry powdered soap of the present invention and compound method thereof and laundry powdered soap, is not for producing above-mentioned a kind of laundry powdered soap, that is to say that this technique can adapt to multiple laundry powdered soap formulation product.
The above, it is only preferred embodiment of the present invention, not the present invention is done to any pro forma restriction, therefore every, do not depart from technical solution of the present invention content, any simple modification, equivalent variations and the modification above embodiment done according to technical spirit of the present invention, all still belong in the scope of technical solution of the present invention.
Claims (8)
1. a compound method for laundry powdered soap slip, is characterized in that:
Each feed composition that described slip comprises following weight percent: 20～30% process water, 0.5～1% conditioning agent, 1～5% alkyl benzene sulphonate (ABS), 8～15% lipid acid, 2～10% 4A zeolite, 10～40% Sodium sulfate anhydrous.min(99), 5～12% soda ash, 1～5% negatively charged ion or nonionogenic tenside, 8～20% flower bulb alkali, 2～6% before join functional aid and for and the appropriate liquid caustic soda of alkyl benzene sulphonate (ABS) and lipid acid;
Specifically comprise following preparation steps:
1) in batching kettle, add successively above-mentioned process water, liquid caustic soda, conditioning agent, reinforced process is opened and is stirred, reinforced complete and maintenance is stirred 0.5～3 minute, to promote the dissolving of conditioning agent and to be uniformly dispersed, to guarantee follow-up adding after alkyl benzene sulphonate (ABS) and lipid acid, slip still keeps good mobility; 2) add successively alkyl benzene sulphonate (ABS) and liquid caustic soda to carry out neutralization reaction, after alkyl benzene sulphonate (ABS) adds, stir time delay 0.5～1.0 minute;
3) add successively liquid fat acid to carry out neutralization reaction with liquid caustic soda, stir time delay 1～2 minute;
4) add successively liquid starting material flower bulb alkali, negatively charged ion or nonionogenic tenside;
5) join functional aid before adding successively;
6) add successively front adapted solid material soda ash, zeolite, Sodium sulfate anhydrous.min(99), be uniformly mixed completely.
2. the compound method of laundry powdered soap slip according to claim 1, is characterized in that: described conditioning agent is one or more combinations in alkyl alcohols, trimethylammonium silicone oil, sodium sulfate or the glycerine that is selected from C8-C10;
Before described, joining functional aid is one or more combinations that are selected from Xylo-Mucine, white dyes, Trisodium Citrate.
3. the compound method of laundry powdered soap slip according to claim 1, is characterized in that: its raw material sources of described lipid acid are in the hydrolysed fat acid of Vegetable oil lipoprotein; Or derive from the lipid acid of animal grease; Or derive from the lipid acid of animal and plant compound lard.
4. the compound method of laundry powdered soap slip according to claim 3, is characterized in that: in step 1), process water adopts and is steam heated to 70～80 ℃, to promote the quick dissolving of conditioning agent.
5. the compound method of laundry powdered soap slip according to claim 4, it is characterized in that: in step 3), lipid acid adds after alkyl benzene sulphonate (ABS) neutralization reaction is complete, lipid acid is after 60～80 ℃ of pre-molten processing of heating, through utilidor, delivering to header tank squeezes into after test tank is weighed and drops in batching kettle, carry out neutralization reaction, stir time delay 60～120 seconds.
6. an industrialized producing technology for laundry powdered soap, is characterized in that comprising the following steps:
1) the laundry powdered soap slip that in employing claim 1-5, the compound method of the laundry powdered soap slip described in any one is prepared delivers to via high-pressure pump the production that high tower powder spraying system completes original washing powder, through high-pressure delivery pump, be forced into 3.0～4.0MPa, in spray tower, atomization is dried, and forms laundry powdered soap original washing powder;
2) by above-mentioned original washing powder, together with after zymin, nonionogenic tenside, essence, look grain, zeolite, soda ash, join raw material after synchronously add in joining impeller, through impeller continuous uniform mix, be mixed with after laundry powdered soap work in-process, after travelling belt is delivered to powder storehouse, be packaged into finished product.
7. the production technique of laundry powdered soap according to claim 6, is characterized in that: in step 1), the temperature of preparation slip is controlled at 65～75 ℃, and pulp quality concentration is controlled at 60～75%.
8. the production technique of laundry powdered soap according to claim 6, is characterized in that: step 2) in, the weight percent of joining raw material after described is: from the original washing powder of powder spraying system through original washing powder Weightlessness balance weighing 70～88%; From several solid materials of rear batch bin respectively through zymin Weightlessness balance weighing 0.3～1.5%, look grain Weightlessness balance weighing 0.3～1.0%, zeolite Weightlessness balance weighing 1～5%, soda ash Weightlessness balance weighing 3～10%, from after join essence header tank essence through essence under meter weighing 0.1～0.4%, from after join nonionic header tank nonionogenic tenside through under meter weighing 1～4%.
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| CN105441239B (en) * | 2014-09-22 | 2018-09-14 | 丰益油脂科技（上海）有限公司 | Laundry powdered soap slurry and preparation method thereof |
| CN109097215B (en) * | 2018-08-16 | 2020-11-06 | 纳爱斯浙江科技有限公司 | Environment-friendly laundry soap powder composition and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101368147A (en) * | 2008-09-03 | 2009-02-18 | 南风化工集团股份有限公司 | Neat soap washing powder and preparing technique thereof |
| CN102604760A (en) * | 2012-03-02 | 2012-07-25 | 广州立白企业集团有限公司 | Low-temperature instant soap powder and preparation method thereof |
| CN102807934A (en) * | 2012-07-31 | 2012-12-05 | 广州立白企业集团有限公司 | Process and equipment for producing laundry soap powder |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101368147A (en) * | 2008-09-03 | 2009-02-18 | 南风化工集团股份有限公司 | Neat soap washing powder and preparing technique thereof |
| CN102604760A (en) * | 2012-03-02 | 2012-07-25 | 广州立白企业集团有限公司 | Low-temperature instant soap powder and preparation method thereof |
| CN102807934A (en) * | 2012-07-31 | 2012-12-05 | 广州立白企业集团有限公司 | Process and equipment for producing laundry soap powder |
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Denomination of invention: Laundry soap powder slurry, preparation method thereof and industrial production technology of laundry soap powder Effective date of registration: 20171205 Granted publication date: 20140813 Pledgee: Bank of China Limited by Share Ltd Guangzhou Liwan branch Pledgor: Guangzhou Liby Enterprise Group Co., Ltd. Registration number: 2017440000152 |
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