JP3464593B2 - Liquid detergent composition - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [0001] TECHNICAL FIELD The present invention relates to a liquid detergent composition.
Related. More specifically, aluminum or the like is easily corroded.
Hard surface containing metal material or surface coating with fluorine coating agent
Effect of corrosion or discoloration on the hard surface being worked
Very low, and also cheap for plastic materials
Can be used with care, especially in general home kitchens and commercial kitchens
Suitable for removing denatured oil stains generated on microwave ovens, ventilation fans, etc.
It relates to the liquid detergent composition used. [0002] 2. Description of the Related Art Conventionally, it occurs on a range stand of a general household.
For removing oil stains such as denatured oil and bathroom scale stains.
Caustic alkali such as sodium hydroxide or monoethano
An organic alkali agent such as cellulose amine and a surfactant and
The use of coal ether type solvent etc.
It is described in No. 8. Also, JP-A-7-224299 discloses that
For removing oil stains, surfactants and alcohol solvents
It is stated that the combination of
Have been. However, the alkali used in these technologies
The agent is a strong basic agent or the amount added to the detergent
Is used to increase the pH of the detergent,
Hard table containing easily corroded metal materials such as aluminum
Hard surface that has been surface-treated with a surface or fluorine coating agent
Harmful effects such as corrosion or discoloration. On the other hand, the influence of corrosion and the like on the object to be cleaned is suppressed.
As a controllable detergent composition, JP-A-8-73893 discloses
Glycol ether compounds, nonionic surfactants,
A polyoxyalkylene phosphate ester surfactant; and
Use a polyoxyalkyleneamine-based surfactant
Are shown. However, the range for home and business use
Difficult-to-clean denatured oil stains generated on stands, ventilation fans, etc.
Oil used during cooking or oil contained in food splattered
And it becomes smoke and adheres, and while left for a long time
Oxidized or polymerized by the action of oxygen, heat or light in the air
Or denatured into a resinous form.
Detergent power is insufficient with the above-mentioned cleaning agents without quality
You. Japanese Patent Application Laid-Open No. 8-20794 discloses (a) Al
A mixture of two or more kinds of a kylene glycol-based solvent,
Ionic surfactant, (c) alkali agent and / or metal
PH 6.1 to 12.5 consisting of an ion sequestering agent and (d) water
Are shown. But this
For removing dirt and undenatured or denatured grease stains
When used as a
It is recommended to adjust the pH to the range of 9.5 to 12.5.
Metal materials such as aluminum and fluorine coating agents.
Corrosion and discoloration on hard surfaces
Simultaneous satisfaction of both effects and detergency against denatured oil stains
I can't let it. Further, JP-A-4-173900, JP-A-7-292390
Also, a detergent composition containing a pH in the range of 8 to 11 is shown.
However, in all cases, tapes such as D-limonene
Perfume (solvent) and isoprene terpenoid
include. These substances are a kind of plastic material
Has a dissolving power for polystyrene resin that is
A range that can provide sufficient detergency against denatured oil stains
Increasing the amount added around the box increases the
Can dissolve tics and cannot be used safely. [0006] The present invention addresses these issues.
It was made in consideration of the
Hard surfaces or fluorinated coatings containing metallic materials that are easily eaten
Corrosion or deformation on hard surfaces
Very little effect of colors, etc.
It can be used with peace of mind, especially for denatured oil stains.
To provide a liquid detergent composition having excellent detergency
It is intended to be. The inventor of the present invention has made an effort to solve the above-mentioned problems.
As a result of repeated research, liquid washing with a pH of 8.0 to 11.0
A certain percentage of alkaline and acidic substances in cleaning agents
Is corrosion or discoloration on hard surface
And so on, and furthermore, against denatured oil stains.
Find out that they have excellent detergency and complete the present invention
Reached. That is, the present invention provides a liquid having a pH of 8.0 to 11.0.
A body cleanser, comprising (A) an alkaline substance in an amount of 0.5 to 1;
0% by weight, (B) acidic substanceAs a sequestering agent
Organic phosphonic acidsTo the number of moles of the alkaline substance
ToThe organic phosphonic acidsThe ratio of the number of moles of2-30%Tona
It is characterized by including within the rangeRemoval of denatured oil stains on hard surfaces
LeavingThe present invention relates to a liquid detergent composition. [0008] DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below.
explain. The pH of the liquid detergent composition according to the present invention is 8.
It is adjusted to 0 to 11.0, preferably 9.5 to 1
0.5. The pH of the cleaning composition is an alkaline substance.
The pH is adjusted by the amount of quality and acidic substances added.
If it is less than 8.0, the detergency against denatured oil stain is insufficient.
If the pH exceeds 11.0, aluminum
Hard surfaces and fluorine coatings containing metallic materials that are easily corroded
Hard surfaces that have been surface-treated with chemicals
Has an adverse effect such as discoloration. The alkaline substance used in the present invention is particularly
Although not limited, preferably alkanol alcohol
Mines and morpholines can be mentioned. Alkano
Specific examples of thiolamines are represented by the following general formula (1).
Are included. (Where R₁Is a hydroxyalkyl group having 1 to 4 carbon atoms,
R_Two, R_ThreeIs hydrogen, a hydroxyalkyl group having 1 to 4 carbon atoms
Or an alkyl group having 1 to 4 carbon atoms) As examples of such alkanolamines,
Monoethanolamine, diethanolamine,
Liethanolamine, monopropanolamine, dipro
Pananolamine, tripropanolamine, N-methyl
Ethanolamine, N-ethylethanolamine, N-
Butyl monoethanolamine, N-butyl diethanol
Amines, N-methylpropanolamine and the like.
You. Among these preferred alkanolamines
Detergency against denatured oil stains, metal surfaces and
Effects on hard surfaces that have been surface-treated with element coating agents
In terms of monoethanolamine, diethanolamine
, Triethanolamine, N-butyl monoethanol
Although amines are mentioned, particularly preferred is monoethano
And diethanolamine. These alkaline substances may be used alone or in combination.
A mixture of more than one species can be used. In addition, other
Morpholines, as examples of lukaly substances, are morpholine
, N-methylmorpholine, N-ethylmorpholine, etc.
Can be mentioned. The amount of alkaline substance added is
0.5 to 10% by weight, preferably 1 to 7% by weight
%, More preferably 1.5 to 5% by weight. Arca
If the added amount of the volatile substance is less than 0.5% by weight, the modified oil stains
Detergency is insufficient and more than 10% by weight
Even if added, a marked improvement in detergency against denatured oil stains was observed
Not economically favorable. The acidic substance used in the present inventionas,under
Organic used as a sequestering agent as described aboveE
ShonAcids. theseOrganic phosphonic acids
Can be used alone or in combination of two or more
You. In the present invention,Organic phosphonic acidsIs alkaline
To the number of moles of the substanceThe organic phosphonic acidsOf the number of moles of
Match2-30%It is. The above value is2%
When the cleaning composition is adjusted to a certain pH range, alkaline substances
And the detergency against denatured oil stains
descend. Also,30%, The salt concentration increases
The detergency against denatured oil stains is reduced. [0013] The liquid detergent composition of the present invention comprises a metal ion
Blocking agentOrganic phosphonic acids as acidsTo mix
Derived from the composition raw material and liquid detergent composition production
Can prevent performance degradation due to the incorporation of trace amounts of metals.
Preferred. [0014] Used in the present inventionAs an acidic substancemetal
Ion sequestering agentIsThe following general organic phosphonic acids
1-hydroxyethane-1,1 represented by the formula (2)
-Diphosphonic acid, 1-hydroxypropane-1,1-dipho
Acids such as sulphonic acid are mentioned, but preferred are
1-hydroxyethane-1,1-diphosphonic acid includes
It is. Embedded image (R in the formula₁, R_TwoIs hydrogen atom, hydroxyl group, benzyl
Alkyl group, alkenyl group having 1 to 21 carbon atoms,
Alkylaryl or aryl, M₁, M_Two, M_ThreePassing
And M_FourIs a hydrogen or a counter ion forming a salt, respectively.
It is. ) [0015] [0016] When a sequestering agent is added as an acid
Has a sufficient effect as a performance lowering inhibitor.
Not less than 01% by weight and the range of the amount of the acidic substance added
Is added. The liquid detergent composition of the present invention mainly comprises water.
Minutes and the above alkaline and acidic substancesAsMoney
Genus ion sequestrantCertain organic phosphonic acidsOther than denaturation
Surfactants and solvents to improve detergency against oil stains
And optionally other ingredients as needed
can do. The optional component is particularly limited.
Although it is not intended to maintain liquid properties at low or high temperatures
Alcohol, Takekyu Arc, formulated for
Benzenesulfonic acid or its salt, ethylene glycol
Hydrotropes, fungicides, preservatives and antifungals
Bi agent, fragrance, pigment, antioxidant, thickener, defoamer, ultraviolet
Line absorbers and the like. The above surfactants are particularly limited.
No, anionic surfactant, cationic surfactant
Agents, amphoteric surfactants and nonionic surfactants
Can be used. The following are specific examples.
One or a mixture of two or more of these
Can be (1) Anionic surfactants include alkyl sulfates
Steal salt, polyoxyethylene alkyl ether sulfate
Stele salt, alkylbenzene sulfonate, alkyls
Sulfonate, α-olefin sulfonate, fatty acid salt,
α-sulfo fatty acid salt, ether carboxylate, alkyl
Phosphate salts and the like; these anionic interfaces
Alkali as a cation as a counter ion of the activator
Metal ion, alkaline earth metal ion, alkanol
Min ion, ammonium ion and the like can be mentioned. (2) As the cationic surfactant, a
Rualkyltrimethylammonium salt, dialkyldimethyl
Ammonium salt, alkyldimethylbenzylammonium
Salts of these cationic surfactants.
Anions as ON include halogen ions and the like.
You. (3) As the amphoteric surfactant, alkyl carboxylamine
Tyne, alkylsulfobetaine and the like. (4) Non-ionic surfactants include polyoxyethylene
Lenalkyl ether, polyoxyethylene alkylphenol
Phenyl ether, fatty acid alkanolamide, alkyl
Dimethylamine oxide and the like. Formulation of these surfactants in detergent compositions
The amount is 10% by weight or less from the viewpoint of detergency against oil stains.
Lower, preferably 0.5 to 5% by weight. Surfactant
Even if added in excess of 10% by weight, the cleaning power against oil stains
No particular improvement is observed, which is not economically favorable. The solvent used in the present invention is D-limonene.
Large dissolving power for polystyrene resin as shown
Is not particularly limited as long as it does not have
No. Specific examples thereof are represented by the following general formula (III).
Compounds.       RO ｛(C_TwoH_FourO)_m(C_ThreeH₆O)_n｝ H (III) (Wherein R is an alkyl group having 1 to 4 carbon atoms or benzene
Shows a ring. m and n are each an integer of 0 to 3;
Will never be zero. M and n are greater than 1
When the oxyethylene and oxypropylene groups
Polio combined in random and / or block form
A xyalkylene chain). According to the above formula (III)
The solvent used is ethylene glycol monobutyl ether.
Ter, diethylene glycol monobutyl ether,
Propylene glycol diethylene glycol monobutyl ether
-Tel, dipropylene glycol ethylene glycol
Nobutyl ether, ethylene glycol monophenyl ether
-Tel, triethylene glycol monophenyl ether
Propylene glycol monobutyl ether, dipro
Pyrene glycol monobutyl ether and the like may be mentioned.
it can. These solvents may be used alone or in combination of two or more.
Can be used. Distribution of solvent to cleaning composition
The combined amount is preferably 20% by weight or less. 20% by weight of solvent
Greater detergency against oil stains even if added beyond
Is not recognized, and problems such as wiping of detergent after washing
Is not preferred. The cleaning composition of the present invention comprises
Essential components of alkaline and acidic substances and sequestering agents
In addition to surfactants, improve the detergency against denatured oil stains
Activating agent and solvent, and if necessary, other optional components with water.
A liquid detergent can be prepared by blending and preparing both according to the usual method.
It can be a composition. The liquid cleaning composition of the present invention
The water content of the product is calculated by dividing the above-mentioned component mixing ratios.
The remaining balance is equivalent, but usually 55 to 95% by weight
It is preferable to mix in the range of. [0025] Hereinafter, the present invention will be described with reference to examples.
The present invention is not limited to these examples. Note that
In the following examples, a detergency test for denatured oil stains,
Effect test on metal surface, fluorine coated surface
Impact tests and impact tests on plastic materials
Here are the specific operations. (1) Detergency test for modified oil stains Apply tempura oil evenly to a stainless steel plate,
Bake for 60 minutes at room temperature and allow it to dry
After confirming that the
The detergency test was performed as a Dell stained plate. Detergency determination
Place the model dirty board horizontally and drop the detergent composition
1 minute after dropping, dirt after gently wiping with a sponge 5 times
Was visually determined. The criteria are as follows
It is. ：: Good stain removal. ×: Dirt not removed remains. (2) For metal surface (aluminum)
Impact test Immersing the aluminum plate in the cleaning composition for one hour,
The state of the surface was visually determined based on the following criteria. The criteria are as follows
It is as follows. ：: No change was observed. X: A change is clearly observed. (3) Influence test on fluorine coated surface Detergent composition is dropped on the surface of fluorine coating and left for 1 hour
The state of the surface after the evaluation was visually determined based on the following criteria. Judgment
The criteria are as follows. ：: No change was observed. X: A change is clearly observed. (4) Influence test on plastic materials Detergent composition on plastic plate (made of polystyrene resin)
And let it stand for 1 hour.
Was visually determined. The criteria are as follows. ：: No change was observed. X: A change is clearly observed. Examples 1 to3Comparative Examples 1 to 7 Component composition for each Example and Comparative Example shown in Table 1 and Table 2
Various liquid detergent compositions (composition ratio unit is% by weight)
Adjust the detergency test for each denatured oil stain,
Impact test on metal surface (aluminum)
Influence tests on the surface of the plastic
(Polystyrene resin). Test conclusion
The results are also shown in Tables 1 and 2. [0031] [Table 1][0032] [Table 2] As is apparent from Table 1 above, the predetermined pH
Within the range, alkaline and acidic substancesAs gold
Organic phosphonic acids as genus sequestrantsIs added in a predetermined amount
Liquid cleaning compositions have excellent performance.
(Examples 1 to 3)3). In contrast, the table
As shown in the result of FIG. 2, when the pH exceeds 11,
Improve effect on luminium and fluorine coated surfaces
I can't do that. (Comparative Example 1). In addition, a predetermined pH range
Less than 0.5% of alkaline substance added in the box
Is not satisfactory in terms of detergency against denatured oil stains.
(Comparative Examples 2 and 3). In addition, the pH within the specified pH range
Therefore, even if a predetermined amount of alkaline substance is added,
The ratio of acidic substances to volatile substances is larger than the specified range
Is not satisfactory in terms of detergency against oil stains
(Comparative Examples 4, 5, 6). In addition, when the pH is within the specified pH range,
The detergency of modified oil stains using D-limonene
The impact on plastics (comparative example
7). [0034] As described above, the liquid detergent composition of the present invention is
Hard surfaces or metal surfaces that are susceptible to corrosion such as
For hard surfaces that have been surface-treated with elemental coating agents, etc.
Very little effect of corrosion or discoloration, plus
No effect on tic material, and modified oil stain
Demonstrates excellent performance as having excellent detergency
You. Therefore, the liquid detergent composition of the present invention is particularly
It is suitable for use as a range cooker, ventilation fan, etc.
It is preferably used for removing denatured oil stains and the like.

──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Mari Tanomura 1-3-7 Honjo, Sumida-ku, Tokyo Inside Rion Co., Ltd. (56) References JP-A-7-109496 (JP, A) JP-A Sho 62-138598 (JP, A) JP-A-4-259387 (JP, A) JP-A-8-231996 (JP, A) JP-A-6-299191 (JP, A) JP-A-6-340899 (JP, A) A) JP-A-9-137189 (JP, A) JP-A-62-138597 (JP, A) JP-A-6-655595 (JP, A) JP-A-8-337793 (JP, A) Table 8 -507825 (JP, A) (58) Fields investigated (Int. Cl. ⁷ , DB name) C11D 1/00-17/08

Claims (1)

(57) [Claim 1] A liquid detergent having a pH of 8.0 to 11.0, wherein (A) an alkaline substance is contained in an amount of 0.5 to 10% by weight,
(B) Organic phos as a sequestering agent as an acidic substance
Phonic acids are added to the organic phos based on the moles of alkaline substance.
A liquid detergent composition for removing denatured oil stains on a hard surface, wherein the composition contains the sulfonic acids in a molar ratio of 2 to 30% .