CN1659269A - Improved detergent composition - Google Patents
Improved detergent composition Download PDFInfo
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- CN1659269A CN1659269A CN018229182A CN01822918A CN1659269A CN 1659269 A CN1659269 A CN 1659269A CN 018229182 A CN018229182 A CN 018229182A CN 01822918 A CN01822918 A CN 01822918A CN 1659269 A CN1659269 A CN 1659269A
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- 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
- C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
- C11D7/22—Organic compounds
-
- 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
- C11D9/00—Compositions of detergents based essentially on soap
- C11D9/007—Soaps or soap mixtures with well defined chain length
-
- 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
- C11D10/00—Compositions of detergents, not provided for by one single preceding group
- C11D10/04—Compositions of detergents, not provided for by one single preceding group based on mixtures of surface-active non-soap compounds and soap
-
- 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
- C11D17/0052—Cast detergent compositions
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- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Detergent Compositions (AREA)
- Cosmetics (AREA)
Abstract
The invention comprises a melt cast detergent composition with a solids content less than 30%, exhibiting a yield stress >75kPa at a temperature range 20-40 DEG C, comprising (iv) 2-50% by weight saturated fatty acid soap comprising one or more salts of C6-C24 fatty acids; (v) 2-40% by weight of detergent active species; (vi) 30-80% by weight water and optionally one or more liquid benefit agents, wherein the composition does not show pure lyotropic liquid crystalline phase in the temperature range 20-100 DEG C and forms an isotropic liquid phase or a dispersion of lyotropic liquid crystalline phase in a continuum of isotropic liquid at a temperature within the range 40-100 DEG C.
Description
The present invention relates to the detergent composition that the fusion-cast solid is shaped, it has and is less than 30% solids content and very high-load water or liquid accelerant, but shows high rigidity and good use character.
Detergent tablet is produced by one of following two kinds of methods usually: (i) shear processing/homogenizing prescription, extruding and punching press subsequently, or (ii) casting.
By shearing in processing and the extrusion production detergent tablet process, it is about 15% that the quantity that can add the water in the prescription is less than usually, and these systems are multi-phase composites, show morphologic " being suspended in the brick in the mortar " type.Brick is a solia particle, and under the situation of perfumed soap, it is the crystal salt of chain saturated fatty acids, inorganic salt etc.Mortar is to contain water, fluid additive and the various lytropic liquid crystalss of relative water miscible soap or tensio-active agent or the mixture of isotropic aqueous solution phase.These compositions will contain the 40-60% solid usually, and the 20-50% lytropic liquid crystals is 10% isotropic liquid mutually and at the most.
In the detergent composition production process by casting, the preparation system reaches fluid state by improving temperature, is packed in the mould and cooling.This technology is generally used for producing transparent human body detergent tablet, and except that component (for example soap and synthetic surfactant), they contain the alkoxide component of 15-50% costliness usually when casting, for example ethanol, polyhydroxy-alcohol, sucrose etc.
US 4,165,293 (Amway, 1979); WO 96/04361 (P ﹠amp; G, 1996) the solid transparent soap bar is disclosed, it contains soap, synthetic surfactant and water-miscible organic solvent, for example propylene glycol.In these compositions, the content of water is about 10-32%.
In the problem of producing in the nontransparent detergent tablet by casting is that typical composition does not at high temperature form dumpable liquid.US 5,340,492 (P ﹠amp; G, 1994) claimed a kind of composition of casting, it contains neutral crystallization carboxylic acid (soap), synthetic surfactant and high-load water and other liquid.According to US 5,340, the compositions of 492 preparations are softish, show to use the yielding stress less than 75kPa of cheese line shearing measurement device, are not suitable for therefore that to be placed on usually in the hand in use be enough firm diaphragm agent.
For increasing the rigidity of soap bar, the embodiment of patent loads the employing component in the puppet of so-called " soap bar outward appearance auxiliary agent " in composition, for example polyvalent alcohol (for example propylene glycol).Patent is not disclosed in when having synthetic surfactant simultaneously in the composition, does not add any composition of " soap bar outward appearance auxiliary agent ".These soap bar outward appearance auxiliary agents are expensive, have reduced blistered quantity and speed, and they are (US 4,165,293, and WO 96/04361) well known in the prior art.
In our common pending application (717/Bom/99), disclose in the fusion-cast detergent composition that contains fatty acid soaps, detergent active material, very high-load water or liquid accelerant and to add the molten ionogen of a spot of salt and cause the rigid solid formed article to show using the yielding stress of cheese line shearing measurement device greater than 75kPa.These compositions can be retained in the hand, are economic foaming with height, and show good use character.The fatty acid soaps of above-mentioned application is neutral C
6-C
24One or more of lipid acid.
Prior art is taught in usually in the fusion-cast composition that contains fatty acid soaps, detergent active material, very high-load water or liquid accelerant and uses additive, and for example the molten ionogen of polyvalent alcohol or salt or other soap bar outward appearance auxiliary agent are to improve the rigidity of soap bar.
It is existing that we can obtain a kind of fusion-cast detergent composition, it does not use or uses the very additive of low levels, contain and be less than 30% solids content, high-load water or other liquid accelerant, they are inflexible, and in the yielding stress of 20-40 ℃ temperature range demonstration＞75kPa.
In the first embodiment, the present invention includes the fusion-cast detergent composition, it preferably solids content be less than 30%, and at the tablet of the yielding stress of 20-40 ℃ temperature range demonstration＞75kPa, it contains:
A) 2-50 weight %'s contains one or more C
6-C
24The saturated fatty acid soap of soap,
B) detergent active material of 2-40 weight % and
C) water of 30-80 weight % and optional other liquid accelerant;
It is characterized in that said composition does not show pure lytropic liquid crystals phase in 20-100 ℃ temperature range, and form the dispersion of the lytropic liquid crystals phase in isotropy liquid phase or the continuum 40-100 ℃ temperature range at isotropic liquid.
According to more preferably aspect of the present invention, fusion-cast detergent tablet composition is provided, its solids content is less than 30%, and does not have additive, and in the yielding stress of 20-40 ℃ temperature range demonstration＞75kPa, it contains:
A) 2-50 weight %'s contains one or more C
6-C
24The saturated fatty acid soap of soap,
B) detergent active material of 2-40 weight % and
C) water of 30-80 weight % and optional other liquid accelerant;
It is characterized in that said composition does not show pure lytropic liquid crystals phase in 20-100 ℃ temperature range, and form the dispersion of the lytropic liquid crystals phase in isotropy liquid phase or the continuum 40-100 ℃ temperature range at isotropic liquid.
The additive that adopts in prior art is ethanol, propylene glycol and other polyvalent alcohol, the molten ionogen of salt etc. normally, and the present invention preferably avoids using any of these material in composition.
More particularly, detergent composition of the present invention does not preferably have solvent alcohol, does not preferably have polyhydroxy-alcohol simultaneously." do not have " in this article to be meant that composition contains is less than 5wt%, more preferably less than 1wt%, even more preferably less than 0.5wt%, even can not have polyhydroxy-alcohol fully.
In addition, composition of the present invention does not preferably have the molten ionogen of salt, and promptly they contain and are less than 1%, more preferably less than 0.5%, eligibly can not have the molten ionogen of salt fully.The preferred main right and wrong soap of detergent active material.
The polarizing microscope technology for detection is preferably used in the existence of isotropy liquid phase and mesomorphic phase in surfactant system.Mesomorphic phase itself is anisotropic, forms specific refraction according to orientation.Usually, this double refraction system changes the plane of polarization of polarized light, black appears in isotropic liquid between crossed polarizers, but the liquid crystal system is more transparent, for example layered liquid crystal shows Ma Erta cross or oily striped (big annular) texture (texture) mutually, and sexangle shows fan-shaped texture mutually.Various lytropic liquid crystalss are reported in the literature with the feature texture of their dispersions mutually.
According to a further aspect in the invention, it provides the method for producing solid shaped detergent composition of the present invention, and it comprises step:
A) melts of preparation above-mentioned composition,
B) above-mentioned melts poured into obtain desired shape in the mould,
C) under quiescent conditions cooling die to be cured.
According to a preferred aspect of the present invention, it provides the method for the solid shaped detergent composition of producing the casting packing, and it comprises step:
A) melts of preparation above-mentioned composition,
B) above-mentioned melts poured in the preformed polymeric molds obtain desired shape,
C) sealed mold and
D) under quiescent conditions cooling die to be cured.
The present invention relates to detergent composition, it has special phase state in essence, causes containing the rigidity fusion-cast tablet that is less than 30% solids content and very high-load water or other liquid accelerant.Detergent composition is characterised in that and does not show pure lytropic liquid crystals phase in 20-100 ℃ temperature range, and forms the dispersion of the lytropic liquid crystals phase in isotropy liquid phase or the continuum at isotropic liquid 40-100 ℃ temperature range.
The polarizing microscope technology for detection is preferably used in the existence of isotropy liquid phase and mesomorphic phase in surfactant system.Mesomorphic phase itself is anisotropic, forms specific refraction according to orientation.Usually, this double refraction system changes the plane of polarization of polarized light, black appears in isotropic liquid between crossed polarizers, but the liquid crystal system is more transparent, for example layered liquid crystal shows Ma Erta cross or oily striped (big annular) texture mutually, and sexangle shows no geometric fan-shaped texture mutually.Some textures can be observed in identical phase structure.
The feature texture of various lytropic liquid crystals phases (with they dispersions) is reported in following document: (i) " the water behavior of tensio-active agent (The Aqueous Phase Behaviour ofSurfactants) ", Robert G.Laughlin, Academic Press, New York, 1994, the 538-542 page or leaf.(ii) " The Colloidal Domain Where Physics, Chemistry, Biology, and Technology Meet ", D.Fennell Evans, Hakan Wennerstrom, VCH Publishers, New York, 1994,251-252 page or leaf.
The solid molded article of composition of the present invention be enough rigidity to be retained in expediently in the hand, be economical and height foaming, and show good use character.The yield value of stress that composition exhibiting uses atutomatic hardness tester to measure greater than 75kPa.
The saturated fatty acid soap is preferably selected from one or more saturated C
6-C
24Soap.The soap that is adopted can be sodium, potassium, magnesium, aluminium, calcium or the lithium salts of saturated fatty acid.Especially preferably contain the soap that sodium salt or sylvite as saturated fatty acid obtain.
Saturated fatty acid soaps preferably 5-50 weight %, more preferably 5-40 weight % in composition.
It can be the detergent active material of soap or non-soap base that composition of the present invention also contains, the preferred nonsoap detergent active substance that is selected from negatively charged ion, nonionic, positively charged ion, both sexes or zwitterionics or their mixture that adopts.
Suitable anionic detergent active compound is the water-soluble salt of organosulfur acidification reaction product, and it has the alkyl that contains 8-22 carbon atom and is selected from sulfonic acid or the group of sulfate group and their mixture in molecular structure.Some example of synthetic anionic detergent active compound is linear alkylbenzene sulfonate, Sodium Lauryl Sulphate BP/USP, Zetesol NL, alhpa olefin sulfonate, sulfated alkyl ether, fatty methyl ester sulfonate, alkyl lsothiocyanates (isothionate) etc.
Only positively charged ion is sodium, potassium, aluminium and various amine, for example monoethanolamine, diethanolamine and trolamine in above-mentioned detergent active material.
It can be the compound that the condensation reaction of organic hydrophobic compound of aliphatic series or alkyl aromatic produces by the oxyalkylene group of hydrophilic nmature and hydrophobic property that suitable nonionic detergent active compound can broadly be described as.Nonionogenic tenside commonly used is to contain the fatty alcohol of straight or branched configuration of 8-22 carbon atom and the condensation product of oxyethane, and for example every mole of coconut alcohol contains the Oleum Cocois ethylene oxide condensate of 2-15 moles of ethylene oxide.Some example of nonionogenic tenside is alkylphenol oxyethane (EO) condenses, tallow alcohol 10EO condenses, alkyl two (de) methyl oxidation amine, lauryl single ethanol amide, sugar ester etc.
Some example of ampholytic detergent active substance is AMPHORAM C30, coconut trimethyl-glycine etc.
In composition of the present invention, also can choose wantonly and comprise positively charged ion or zwitterionic detergent active substance.
Other example of suitable detergent active material provides in following reference: " tensio-active agent handbook (Handbook of Surfactants) ", M.R.Porter, Chapmanand Hall, New York, 1991.
The detergent active material that is used for detergent composition of the present invention is preferably anionic, is generally at the most 40%, more preferably 2-30%.
According to a preferred aspect of the present invention, the liquid skin accelerant, for example moistening agent, softener, sun-screening agent and anti-aging compound add in the composition.The example of moistening agent and wetting agent comprises polyvalent alcohol, glycerine, hexadecanol, Carbopol 934, ethoxylated castor oil, paraffin oil, lanolin and their derivative.Also can comprise polysiloxane, polysiloxane surfactant for example, as DC3225C (Dow Corning) and/or silicone emollients, polysiloxane oil (DC200Ex-Dow Corning).Sun-screening agent, for example the 4-tertiary butyl-4 '-methoxy dibenzoyl methylmethane (providing with trade(brand)name Parsol 1789) and/or 2-ethylhexyl Methoxycinnamate (providing with trade(brand)name Parsol MCX) or other UV-A and UV-B sun-screening agent by Givaudan by Givaudan.Other skin accelerant, for example polyoxyethylene glycol (PEG) also can add in the composition.
Other optional components, the for example molten ionogen of salt, polyvalent alcohol, hair conditioner, filler, pigment, spices, opalizer, sanitas, one or more water insoluble microparticle materials, for example talcum, kaolin, polysaccharide and other conventional component can add in the composition, though composition does not preferably have polyvalent alcohol and the molten ionogen of salt.
The preferred method of the present invention is the method for producing the melts of detergent composition, and described composition contains the saturated fatty acid soap of 2-50 weight %, the water of the nonsoap detergent active substance of 2-40 weight % and 30-80 weight % and other liquid accelerant; It is characterized in that said composition does not show pure lytropic liquid crystals phase in 20-100 ℃ temperature range, and form the dispersion of the lytropic liquid crystals phase in isotropy liquid phase or the continuum 40-100 ℃ temperature range at isotropic liquid.In the method, this melts is poured in any suitable mould or the preformed polymerization mould to obtain desired shape, and with die sealing, cooling is to be cured under quiescent conditions.
Mould can seal suitably to produce near clean shape tablet or to produce bar/piece, bar/piece can further be configured as detergent body.
If use near the thermoformed polymeric of clean shape and produce the solid detergent goods, then with the detergent composition of die sealing to obtain casting and packing, for obtaining the detergent composition of casting packing, mould preferably seals after filling mould immediately.
The present invention will further specify with following unrestricted embodiment.
Embodiment
Embodiment 1
According to its phase system states filter composition
Composition of the present invention is characterised in that composition does not show pure lytropic liquid crystals phase in 20-100 ℃ temperature range, and forms the dispersion of the lytropic liquid crystals phase in isotropy liquid phase or the continuum at isotropic liquid 40-100 ℃ temperature range.According to the present invention with exceed comparing embodiment of the present invention and in table 1, describe.
A. characterize mutually:
The sign mutually of composition uses the light polarization microscopy to carry out.Drop in composition transfer of melt under about 80 ℃ of high temperature on microscope slide, covered with 1.The edge of cover glass seals to reduce moisture loss with UV glue.Wave carrier piece is placed on the microscope dresser that has controlled heating/cooling infrastructure.System is heated to 110 ℃ with 1 ℃/minute speed.Forming the molten temperature that causes liquid phase or its dispersion or pure mesomorphic phase obviously descends.
System is cooled off roughly to solidify to check whether form pure mesomorphic phase in process of cooling with 1 ℃/minute speed subsequently.Lytropic liquid crystals itself is anisotropic mutually, forms specific refraction according to orientation.Usually, this double refraction system changes the plane of polarization of polarized light, black appears in isotropic liquid between crossed polarizers, but the liquid crystal system is more transparent, for example layered liquid crystal shows Ma Erta cross or oily striped (big annular) texture mutually, and sexangle shows no geometric fan-shaped texture mutually.
Some textures can be observed in identical phase structure.The feature texture of various lytropic liquid crystals phases (with they dispersions) is reported in following document: (i) " the water behavior of tensio-active agent (The Aqueous Phase Behaviour of Surfactants) ", Robert G.Laughlin, Academic Press, New York, 1994, the 538-542 page or leaf.(ii) " The Colloidal Domain Where Physics, Chemistry, Biology, andTechnology Meet ", D.Fennell Evans, Hakan Wennerstrom, VCHPublishers, New York, 1994,251-252 page or leaf.
B. measure solids content:
Adopt the method for describing in the following reference to use low the solids content in the NMR technical measurement detergent composition: Suresh M.Nadakatti, " the improvement data processing that is used for low fast NMR sign of lytropic liquid crystals mixture ", tensio-active agent and washing composition magazine (J.Surfactants and Detergents), volume 2, No.4, the 515-521 page or leaf, 1999.
C. preparing washing agent tablet:
Detergent composition melts under 80 ℃ of high temperature is poured in the rectangular mould that is of a size of 75mm (L) * 55mm (W) * 40mm (H), composition cools to be cured, is obtained detergent tablet.
D. yielding stress is measured:
Detergent tablet is kept in the baking oven of 25 ℃ and 40 ℃ 4 hours respectively subsequently to reach balance.Use method as described below to measure yielding stress at 25 ℃ and 40 ℃ following tablets with atutomatic hardness tester.
The atutomatic hardness tester that is used for the yielding stress measurement is PNR 10 types that obtained by M/s PetrotestInstruments GmbH.Band piston (parts #18-0042) standard null circular cone (parts #18-0101 is with reference to ASTM D 217-IP 50) is used for measuring method.Circular cone is made up of the cone of brass and separable hard steel point, and the total mass of circular cone is 102.5g, and the total mass of moveable piston is 47.5g, and therefore, dropping on the circular cone on the detergent tablet and the total mass of piston is 150g.Also use 50g and 100g (making the gross weight that drops on the sample be respectively 200g and 250g) additional weight.The yield value of stress of the sample under 25 ℃ and 40 ℃ is measured with the standard method that comprises the steps:
1. detergent tablet is placed on the scleroscopic platform.
2. thereby reducing scleroscopic measuring apparatus makes scleroscopic point contact with tablet but does not thrust in the tablet.
3. push " beginning " key and begin to measure operation.
4. thrust the degree of depth (mm) as showing to read on the indicating meter
5. use following formula, measurement thrust the yielding stress that depth value is used to calculate detergent tablet:
Wherein:
Yielding stress is measured with kPa
M=drops on the total mass on the soap bar plane surface, kg
The acceleration that g=gravity causes, m/s
2
The degree of thrusting that p=obtains, mm
θ=cone angle (30 °)
Point diameter=0.359mm.
According to above-mentioned formula, for the 200g total mass that drops on the sample, if measure thrust the degree of depth＜10mm, the then yielding stress＞75kPa of detergent tablet.For the 150g that drops on the detergent tablet, 200g and 250g total mass are calculated three yields value of stress, and the mean value meter of three numerical value is made the yielding stress of detergent tablet.
E. the embodiment of detergent tablet composition
The composition of describing among the data presentation embodiment 1.1 shown in the table 1 satisfies phase character of the present invention, forms the rigidity detergent tablet of yielding stress＞75kPa.Embodiment 1.2. and 1.3 composition are soft, and they form pure lytropic liquid crystals phase in 35-75 ℃ temperature range, do not form isotropy liquid phase or its dispersion in 40-100 ℃ temperature range.In embodiment 1.4, the temperature that forms isotropic phase or its dispersion in heat-processed is in scope of the present invention, but the formation when cooling of pure mesomorphic phase, thereby soap bar is soft.This explanation must be satisfied two phase state parameters simultaneously to obtain the soap bar of inflexible and yielding stress＞75kPa.
Table 1
| Component | Embodiment 1.1 | Embodiment 1.2 | Embodiment 1.3 | Embodiment 1.4 |
| Sodium stearate Zetesol NL coconut beet buck | ????15 ????- ????5 ????80 | ???15 ???10 ???- ???75 | ???12 ???10 ???- ???78 | ???16.2 ???- ???10 ???73.8 |
| Does composition show pure lytropic liquid crystals phase in 20-100 ℃ temperature range? | Not | Be pure H1 *Phase (75-35 ℃) | Be pure H1 *Phase (75-35 ℃) | Be pure H1 *Phase (75-35 ℃) |
| Does composition form the dispersion of the lytropic liquid crystals phase in isotropy liquid phase or the continuum at isotropic liquid 40-100 ℃ temperature range? | Be, above 65 ℃ | Not | Not | Be, above 80 ℃ |
| Is there solid crystal in composition demonstration when cooling? | Be | Be | Be | Be |
| Solid % | ????16.6 | ???15 | ???13 | ???11.7 |
| Qu Fuyingli @25 ℃ (kPa) | ????266 | ???55 | ???54 | ???47 |
*The pure sexangle mesomorphic phase of H1.
Other embodiment that shows the composition of phase state of the present invention is shown in Table 2, and the embodiment that does not meet the composition of phase state of the present invention is shown in Table 3.All embodiment in table 2 contain and are less than 20% solid, and 25 ℃ of demonstration＞75kPa yielding stresses, in contrast, the described embodiment of table 3 is soft.
Table 2
| Component | Embodiment 1.5 | Embodiment 1.6 | Embodiment 1.7 | Embodiment 1.8 | Embodiment 1.9 | Embodiment 1.10 | Embodiment 1.11 |
| Odium stearate sodium palmitate Sodium myristate sodium laurate hydroxyl sodium stearate sodium ricinoleate sodium laureth sulfate NaLS coconut betaine alhpa olefin sulfonic acid salt solution | ??- ??20 ??- ??- ? ??- ??- ? ??- ??- ??- ??8 ??72 | ????- ????18 ????- ????- ? ????- ????- ? ????6 ????- ????- ????- ????76 | ????- ????- ????20 ????- ? ????- ????- ? ????- ????- ????8 ????- ????72 | ????- ????- ????25 ????5 ? ????- ????- ? ????- ????- ????- ????8 ????62 | ????13 ????- ????6.6 ????- ? ????- ????- ? ????- ????6 ????- ????- ????74.4 | ????- ????- ????- ????22.2 ? ????- ????- ? ????5 ????- ????- ????- ????72.8 | ????- ????- ????- ????- ? ????21.5 ????11 ? ????- ????- ????- ????10 ????57.5 |
| Does composition show pure lytropic liquid crystals phase in 20-100 ℃ temperature range? | Not | Not | Not | Not | Not | Not | Not |
| Does composition form the dispersion of the lysotropic liquid crystal phase in isotropism liquid phase or the continuous media at isotropic liquid 40-100 ℃ temperature range? | Be, above 65 ℃ | Be, above 64 ℃ | Be, above 55 ℃ | Be, above 55 ℃ | Be, above 50 ℃ | Be, above 42 ℃ | Be, above 80 ℃ |
| Is there solid crystal in composition demonstration when cooling? | Be | Be | Be | Be | Be | Be | Be |
| Solid % | ??20 | ????19.2 | ????13.1 | ????18.6 | ????17.6 | ????9 | ????17 |
| Qu Fuyingli @25 ℃ (kPa) | ??154 | ????350 | ????133 | ????613 | ????143 | ????296 | ????110 |
Table 3
| Component | Embodiment 1.12 | Embodiment 1.13 | Embodiment 1.14 |
| Odium stearate sodium palmitate Sodium myristate sodium laurate hydroxyl sodium stearate sodium ricinoleate enuatrol sodium laureth sulfate NaLS coconut betaine alhpa olefin sulfonic acid salt solution | ???7.7 ???9.4 ???- ???- ???- ???- ???- ???8.6 ???- ???- ???- ???74.3 | ???- ???15 ???- ???- ???- ???- ???- ???10 ???- ???- ???- ???76 | ????- ????20 ????- ????14 ????- ????11 ????18.6 ????- ????- ????- ????- ????36.4 |
| Does composition show pure lytropic liquid crystals phase in 20-100 ℃ temperature range? | Be pure H1 *Phase (100-40 ℃) | Be pure H1 *Phase (58 ℃ at the most) | Be pure H1 *Phase (58 ℃ at the most) |
| Does composition form the dispersion of the lytropic liquid crystals phase in isotropy liquid phase or the continuum at isotropic liquid 40-100 ℃ temperature range? | Not | Not | Not |
| Is there solid crystal in composition demonstration when cooling? | Be | Be | Be |
| Solid % | ???19.7 | ???16.5 | ????21.5 |
| Qu Fuyingli @25 ℃ (kPa) | ???49 | ???73 | ????＜15 |
*The pure sexangle mesomorphic phase of H1.
Embodiment 2
The method of preparing washing agent tablet
Based on the screening method of describing among the embodiment 1, put into the round-bottomed flask of 2L capacity corresponding to the fatty acid mixt of embodiment 1.5-1.11, mix with nonsoap detergent active substance and water.Batch temperature rises to 80 ℃.In mixture, add aqueous sodium hydroxide solution with in and lipid acid.Batch temperature remains on 80 ℃, thereby obtains transparent isotropic aqueous solution.In the hot formed polymeric molds of melts impouring with 80 ℃ detergent composition, the inlet of sealed mold.Make mold cools down to room temperature carrying out the curing of soap, so the detergent tablet of the packing that obtains casting.
Claims (8)
1. fusion-cast detergent composition, its solids content is less than 30%, and in the yielding stress of 20-40 ℃ temperature range demonstration＞75kPa, it contains:
(i) 2-50 weight %'s contains one or more C
6-C
24The saturated fatty acid soap of soap;
The (ii) detergent active material of 2-40 weight %;
The (iii) water of 30-80 weight % and choosing any one kind of them or multiple liquid accelerant;
Wherein said composition does not show pure lytropic liquid crystals phase in 20-100 ℃ temperature range, and forms the dispersion of the lytropic liquid crystals phase in isotropy liquid phase or the continuum at isotropic liquid 40-100 ℃ temperature range.
2. the casting fusion detergent composition of claim 1, wherein water and optional liquid accelerant exist with the quantity by composition weight meter 60-80%.
3. claim 1 or 2 casting fusion detergent composition, wherein composition is not selected from alcohol, propylene glycol and other polyvalent alcohol and the molten electrolytical additive of salt basically.
4. the casting fusion detergent composition that arbitrary aforesaid right requires, wherein detergent active material is a nonsoap detergent.
5. the casting fusion detergent composition that arbitrary aforesaid right requires, wherein fatty acid soaps is the sodium salt or the sylvite of lipid acid.
6. the casting fusion detergent composition that arbitrary aforesaid right requires, wherein the liquid accelerant is selected from moistening agent, wetting agent, softener, sun-screening agent and anti-aging compound.
7. the method for the casting fusion detergent composition of each of preparation claim 1-6, it comprises:
(i) melts of preparing washing agent composition,
(ii) melts being poured into is suitable for obtaining in the mould of desired shape; With
Thereby (iii) cause or make mold cools down produce solid detergent composition.
8. the method for claim 7, wherein step (ii) comprises substep:
(iia) melts is poured in the preformed polymeric molds obtain desired shape; With
(iib) sealed mold,
Thereby produce the detergent composition of casting molten solids shape.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IN1173/MUM/2000 | 2000-12-29 | ||
| IN1173MU2000 | 2000-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1659269A true CN1659269A (en) | 2005-08-24 |
Family
ID=11097335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN018229182A Pending CN1659269A (en) | 2000-12-29 | 2001-12-13 | Improved detergent composition |
Country Status (17)
| Country | Link |
|---|---|
| EP (1) | EP1346022B1 (en) |
| JP (1) | JP2004522828A (en) |
| KR (1) | KR20030063480A (en) |
| CN (1) | CN1659269A (en) |
| AT (1) | ATE282689T1 (en) |
| AU (1) | AU2002219186B8 (en) |
| BR (1) | BR0116759A (en) |
| CA (1) | CA2433045A1 (en) |
| CZ (1) | CZ20031829A3 (en) |
| DE (1) | DE60107290T2 (en) |
| ES (1) | ES2232566T3 (en) |
| HU (1) | HUP0401098A2 (en) |
| MX (1) | MXPA03005932A (en) |
| PL (1) | PL363627A1 (en) |
| RU (1) | RU2278896C2 (en) |
| WO (1) | WO2002053689A2 (en) |
| ZA (1) | ZA200304902B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BRPI0411747A (en) * | 2003-07-08 | 2006-08-08 | Unilever Nv | melt molded detergent composition, process for making a melt molded detergent composition, and continuous process for molding a solid form detergent composition |
| ES2295906T3 (en) * | 2003-08-27 | 2008-04-16 | Unilever N.V. | DETERGENT IN IMPROVED PAD AND MANUFACTURING PROCEDURE. |
| WO2009060312A2 (en) * | 2007-08-17 | 2009-05-14 | Rhodia Asia Pacific Pte, Limited | Structured soap compositions |
| RU2455348C1 (en) * | 2011-01-11 | 2012-07-10 | Виктор Петрович Храмцов | Method of producing detergent |
| BR112021014250A2 (en) | 2019-03-01 | 2021-09-28 | Unilever Ip Holdings B.V. | SOAP BAR COMPOSITION AND COMPOSITION USE |
| WO2020178056A1 (en) | 2019-03-01 | 2020-09-10 | Unilever N.V. | A soap bar with improved perfume impact and deposition of actives |
| RU2708062C1 (en) * | 2019-09-30 | 2019-12-04 | Юрий Александрович Пименов | Method for producing environmentally safe solid soap |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8904938D0 (en) * | 1989-03-03 | 1989-04-12 | Unilever Plc | Detergent bar |
| GB8928902D0 (en) * | 1989-12-21 | 1990-02-28 | Unilever Plc | Detergent bar |
| US5340492A (en) * | 1990-11-26 | 1994-08-23 | The Procter & Gamble Company | Shaped solid made with a rigid, interlocking mesh of neutralized carboxylic acid |
| GB0003925D0 (en) * | 1999-10-25 | 2000-04-12 | Unilever Plc | Cast detergent composition |
-
2001
- 2001-12-13 CN CN018229182A patent/CN1659269A/en active Pending
- 2001-12-13 EP EP01272641A patent/EP1346022B1/en not_active Expired - Lifetime
- 2001-12-13 DE DE60107290T patent/DE60107290T2/en not_active Expired - Fee Related
- 2001-12-13 HU HU0401098A patent/HUP0401098A2/en unknown
- 2001-12-13 BR BR0116759-6A patent/BR0116759A/en not_active IP Right Cessation
- 2001-12-13 CZ CZ20031829A patent/CZ20031829A3/en unknown
- 2001-12-13 ES ES01272641T patent/ES2232566T3/en not_active Expired - Lifetime
- 2001-12-13 PL PL01363627A patent/PL363627A1/en unknown
- 2001-12-13 MX MXPA03005932A patent/MXPA03005932A/en active IP Right Grant
- 2001-12-13 JP JP2002555200A patent/JP2004522828A/en active Pending
- 2001-12-13 RU RU2003123495/04A patent/RU2278896C2/en not_active IP Right Cessation
- 2001-12-13 WO PCT/EP2001/014759 patent/WO2002053689A2/en active IP Right Grant
- 2001-12-13 CA CA002433045A patent/CA2433045A1/en not_active Abandoned
- 2001-12-13 AU AU2002219186A patent/AU2002219186B8/en not_active Ceased
- 2001-12-13 KR KR10-2003-7008743A patent/KR20030063480A/en not_active Application Discontinuation
- 2001-12-13 AT AT01272641T patent/ATE282689T1/en not_active IP Right Cessation
-
2003
- 2003-06-24 ZA ZA200304902A patent/ZA200304902B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE60107290D1 (en) | 2004-12-23 |
| AU2002219186B8 (en) | 2005-11-17 |
| CA2433045A1 (en) | 2002-07-11 |
| AU2002219186B2 (en) | 2005-11-03 |
| ZA200304902B (en) | 2004-07-06 |
| JP2004522828A (en) | 2004-07-29 |
| RU2278896C2 (en) | 2006-06-27 |
| ES2232566T3 (en) | 2005-06-01 |
| HUP0401098A2 (en) | 2004-09-28 |
| ATE282689T1 (en) | 2004-12-15 |
| EP1346022B1 (en) | 2004-11-17 |
| KR20030063480A (en) | 2003-07-28 |
| DE60107290T2 (en) | 2005-05-04 |
| WO2002053689A2 (en) | 2002-07-11 |
| CZ20031829A3 (en) | 2003-12-17 |
| MXPA03005932A (en) | 2003-09-10 |
| PL363627A1 (en) | 2004-11-29 |
| WO2002053689A3 (en) | 2002-10-10 |
| BR0116759A (en) | 2004-01-13 |
| EP1346022A2 (en) | 2003-09-24 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| AD01 | Patent right deemed abandoned | ||
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |