JP2000026892A - Detergent composition for hard surface - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a detergent compsn. exhibiting an improved detergency to hard surfaces by incorporating a hydrogen-peroxide-releasing substance, a specific bleaching activator, a surfactant, and an antifoaming agent into the same. SOLUTION: Fifteen to ninety-eight wt.%, pref. 30-70 wt.%, hydrogen- peroxide-releasing substance such as a percarbonate, a perborate, a perphosphate, or a persilicate, 0.1-30 wt.%, pref. 1-15 wt.%, bleaching activator of formula I or II, 0.01-30 wt.%, pref. 0.1-20 wt.%, at least one surfactant selected from among anionic and nonionic surfactants, 0.0001-40 wt.%, pref. 0.01-30 wt.%, at least one antifoaming agent selected from among silicone-based, fatty acid ester-based, and alcohol-based antifoaming agents, and optionally 0.1-30 wt.%, pref. 1-15 wt.%, (non)crystalline alkali metal silicate are compounded. In the formulas, R is 6-13C alkyl; and M is H or an alkali or alkaline earth metal.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a kitchen surrounding, a bathroom,
The present invention relates to a hard surface cleaning composition suitable for cleaning hard surfaces such as water pipes.

[0002]

2. Description of the Related Art In many cases, fats and oil stains originating from foods are deteriorated by the action of heat, sunlight, oxygen in the air, etc., and are sticky resinous or semi-dry. It is in a state where it has been done. In particular, it is difficult to clean a complicated portion such as a filter and a ventilation fan of a kitchen range hood. In addition, when used as a cleaning agent for automatic dishwashers, it is necessary to sufficiently wash dirt sticking to tableware only with a water stream, and a cleaning agent that can provide an excellent effect on soil that has been altered by leaving it unattended. Is required.

An object of the present invention is to provide a cleaning composition for hard surfaces which has a high detergency and is suitable for cleaning hard surfaces around kitchens, bathrooms and water pipes, and for washing automatic dishwashers. With the goal.

[0004]

According to the present invention, there are provided (a) 15 to 98% by weight of a hydrogen peroxide emitting body, and (b) the following general formula (I):
Or 0.1 to 30% by weight of a bleaching activator represented by (II), and (c) 0.01 to 30% by weight of one or more surfactants selected from an anionic surfactant and a nonionic surfactant. % And (d) at least one antifoaming agent selected from the group consisting of silicone, fatty acid ester and alcohol.
A hard surface cleaning composition comprising 0% by weight.

[0005]

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[Wherein, R represents an alkyl group having 6 to 13 carbon atoms, and M represents a hydrogen atom, an alkali metal atom or an alkaline earth metal atom. ]

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION Examples of the hydrogen peroxide-releasing component (a) used in the present invention include percarbonates, perborates, perphosphates, persilicates and the like. Among them, percarbonates and perborates are preferable, and sodium percarbonate is particularly preferable.

The content of the component (a) in the composition is as follows:
15 to 98% by weight, preferably 30 to 70% by weight
It is. When the content is 15% by weight or more, sufficient detergency can be imparted, and when the content is 98% by weight or less, manufacturing cost can be reduced while maintaining excellent detergency.

The bleaching activator (hereinafter referred to as "bleaching activator") which reacts with hydrogen peroxide in water as the component (b) to generate an organic peracid (hereinafter referred to as "bleach activator") is used in the present invention. (II).

In general formula (I) or (II), the alkyl group having 6 to 13 carbon atoms represented by R is preferably a straight-chain alkyl group. When the number of carbon atoms is in the range of 6 to 13, the detergency can be improved.

As the bleaching activator of the component (b), those represented by the following general formula (IV) or (V) are preferable.

[0012]

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The content of the component (b) in the composition is as follows:
0.1 to 30% by weight, preferably 1 to 15% by weight
It is. When the content is 0.1% by weight or more, sufficient detergency can be imparted, and when the content is 30% by weight or less, manufacturing cost can be reduced while maintaining excellent detergency. When R has 14 to 18 carbon atoms, 3% or less of the component (b) may be blended.

The surfactant (c) used in the present invention is at least one selected from anionic surfactants and nonionic surfactants. Examples of the component (c) include anionic surfactants and nonionic surfactants described in JP-A-8-337796, pp. 11-12.

As the anionic surfactant, alkyl sulfate, alkylbenzene sulfate, polyoxyethylene alkyl ether sulfate and the like are preferable. As the nonionic surfactant, polyoxyethylene alkyl ether, polyoxyethylene oxypropylene alkyl ether and the like are preferable. In particular, the component (c) has 1 to 20 mol of ethylene oxide groups and 0 to 5 mol of propylene oxide groups as hydrophilic groups, and has a linear or branched aliphatic hydrocarbon group having 6 to 22 carbon atoms as a hydrophobic group. Nonionic surfactants are preferred.

The content of the component (c) in the composition is as follows:
0.01 to 30% by weight, preferably 0.1 to 20%
%, Particularly preferably 1 to 10% by weight.
When the content is 0.01% by weight or more, sufficient detergency can be provided, and when the content is 30% by weight or less, the foaming power can be suppressed and the detergency can be increased.

The antifoaming agent of the component (d) used in the present invention is at least one selected from silicones, fatty acid esters and alcohols.

Examples of the silicone-based antifoaming agent include dimethyl silicone oil, silicone oil compound, silicone emulsion, polyether-modified polysiloxane, and fluorosilicone oil. Examples of the fatty acid ester-based antifoaming agent include diethylene glycol laurate. Glycerin monoricinoleate, alkenyl succinic acid derivatives, sorbitol monolaurate, natural waxes and the like, and the alcohol-based antifoaming agents include octyl alcohol and acetylene alcohol. As the defoaming agent of the component (d),
A small amount of silicone-based antifoaming agent having high antifoaming power is preferable.

The content of the component (d) in the composition is as follows:
0.001 to 40% by weight, preferably 0.01 to 40% by weight.
The content is 30% by weight, particularly preferably 0.05 to 20% by weight. In this range, the cleaning power can be increased.

The hard surface cleaning composition of the present invention may further contain a crystalline or non-crystalline alkali metal silicate as the component (e). This component (e) is a component that suppresses damage to the surface of the base material and improves the detergency, particularly the finish after cleaning.

The crystalline or non-crystalline alkali metal silicate of the component (e) is represented by the following formula (V): xM ' ₂ O.ySiO ₂ (V) wherein M' is group 1a of the periodic table X and y indicate numbers satisfying the relationship of y / x = 0.5 to 3.5. ] Is preferable.

In the general formula (I), examples of Group 1a elements in the periodic table of M ′ include sodium and potassium. These may each independently constitute Na ₂ O or K ₂ O, or Na ₂ O and K ₂ O may be mixed to constitute M ′ ₂ O.

Y / x is preferably from 0.5 to 3.5, particularly preferably from 1.5 to 3.0. When it is 0.5 or more, sufficient water resistance can be imparted, so that it is 3.5.
If it is less than the above, a sufficient alkali ability as an alkali agent can be provided.

Examples of the amorphous alkali metal silicate represented by the general formula (V) include sodium silicate 1, sodium silicate 2, sodium silicate 3 (manufactured by Nippon Chemical Co., Ltd.), and the like. it can. Examples of the crystalline alkali metal silicate include one or more selected from crystalline alkali metal silicates described in JP-A-8-337796, pp. 7-10. Further, it is preferable to use Na-SKS-6 (δ-Na ₂ SiO ₅ ) commercially available from Clariant.

The content of the component (e) in the composition is as follows:
In terms of detergency, it is preferably 0.1 to 30% by weight,
Particularly preferably, it is 1 to 15% by weight.

In order to improve the detergency, the cleaning composition for hard surfaces of the present invention further comprises the following general formula (III) of the component (f): R-COOM (III) wherein R is carbon Represents a straight-chain alkyl group of Formulas 6 to 13,
M represents a hydrogen atom or an alkali metal atom. And at least one compound selected from the group consisting of

The content of the component (f) in the composition is as follows:
Preferably it is 0.001 to 30% by weight, particularly preferably 0.002 to 20% by weight.

It is preferable to further add a chelating agent to the hard surface cleaning composition of the present invention, since a more excellent cleaning power can be obtained. Examples of the chelating agent include alkali metal salts such as tripolyphosphoric acid, pyrophosphoric acid, orthophosphoric acid, and hexametaphosphoric acid, ethylenediaminetetraacetic acid, hydroxyiminodiacetic acid, dihydroxyethylglycine, nitrilotriacetic acid, hydroxyethylenediaminetriacetic acid, diethylenetriaminepentaacetic acid, and triethylenetriamine. Tetramine 6
Acetic acid or an alkali metal salt thereof, aminotrimethylenephosphonic acid, 1-hydroxyethylidene-1,1-diphosphonic acid, ethylenediaminetetramethylenephosphonic acid, diethylenetriaminepentamethylenephosphonic acid,
N-oxide of aminotrimethylene phosphonic acid, poly α
And at least one selected from hydroxyacrylic acid and alkali metal salts thereof. The compounding amount of the chelating agent to the composition is preferably 0.0001.
To 10% by weight, particularly preferably 0.001 to 3% by weight.

It is preferable that the hardener cleaning composition of the present invention further contains a buffering agent for adjusting the pH of the cleaning agent to 9 to 13. Examples of the pH adjuster include hydroxides of alkali metals such as sodium hydroxide and potassium hydroxide, amine derivatives such as ammonium hydroxide, mono, di and triethanolamine, and carbonates of alkali metals such as sodium carbonate and potassium carbonate. And alkali metal silicates such as sodium silicate and potassium silicate, and silicates such as ammonium silicate. The amount of the pH adjuster to the composition is preferably 0.01 to 30% by weight. In addition, alkali metal sulfates such as sodium sulfate, potassium sulfate and lithium sulfate, ammonium sulfate, alkali metal bicarbonate such as sodium bicarbonate, potassium bicarbonate and lithium bicarbonate, ammonium bicarbonate and the like may be used. , Preferably 0.01 to 30% by weight. By adjusting the pH to 9 to 13, more excellent detergency can be obtained.

The cleaning composition for hard surfaces of the present invention further comprises a solubilizing agent such as sodium p-toluenesulfonate, sodium xylenesulfonate, sodium alkenylsuccinate, urea, a suspending agent such as a penetrant, and clay. Agent, abrasive,
Pigments, dyes, fragrances and the like can be blended.

The hard surface cleaning composition of the present invention can be applied to various cleaning applications. The term "hard surface" as used in the present invention means a material having a fixed shape, regardless of whether it is planar or three-dimensional. The degree of hardness is not limited. This hard surface includes tiles,
Ceramics, enamels, plastics, fiber-reinforced plastics, rubber, metals, tiles, bricks, concrete, cement, glass, wood, etc., fixed objects such as floors, stairs, walls, etc., as well as various instruments, instruments, tools,
Furniture, tableware and the like can be mentioned. Therefore, the detergent composition for hard surfaces of the present invention is a detergent for floors, a detergent for furniture, a detergent for bathrooms, a detergent for kitchen surroundings, a detergent for use in an automatic dishwasher, and a fully automatic washing machine washing tub. And cleaning agents for drainage pipes, small articles in kitchens and washrooms, etc., and are particularly suitable as cleaning agents for automatic dishwashers.

[0032]

EXAMPLES Examples 1 to 6 and Comparative Examples 1 and 2 Cleaning compositions for hard surfaces having the compositions (in% by weight) shown in Table 1 were produced. The details of the components shown in Table 1 are as follows. Sodium percarbonate: KISHIDA REAGENTS CHEMICALS Bleach Activator A:

[0033]

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AS: sodium lauryl sulfate (Kao Corporation)
Silicone: emulsion type silicone KM-72 (manufactured by Shin-Etsu Chemical Co., Ltd.) Diethylene glycol monolaurate: manufactured by Nikko Chemicals Co., Ltd. n-octyl alcohol: manufactured by Wako Pure Chemical Industries, Ltd. No. 2 sodium silicate: Na ₂ O · 2.35 ～2.65SiO ₂ (Nippon Kagaku) fatty acids: sodium laurate (manufactured by Kao Corp. of what was neutralized lauric acid) soda ash: about dense ash (Central Glass Co., Ltd.) the composition shown in table 1, below A washing power test and an automatic dishwasher cleaning power test were performed by the method described in the above. Table 1 shows the results.

(Test for washing detergency) 2 g of raw egg yolk was uniformly applied to a 1% by weight aqueous solution (40 ° C.) of a 1% by weight aqueous solution of the composition (40 ° C.) and a model egg soil (24 cm diameter ceramic dish). At 115 ° C for 60 minutes.
The same applies to the following. ) Was immersed and left for 1 hour to perform immersion cleaning. The degree of dirt on the target surface after washing was visually observed, and the degree of dirt removal was determined according to the following evaluation criteria. ：: Washing rate of 80% or more ：: Washing rate of 60% to less than 80% △: Washing rate of 30% to less than 60% ×: Washing rate of less than 30% (Automatic dishwasher washing power test) National Automatic Dishwasher NP- Using C10 and 10 g of the composition, the soiled range filter and the model egg soil were cleaned in a standard course.
Dirt on the target surface after washing was visually observed and evaluated according to the following criteria. ◎: Cleaning rate of 80% or more ：: Cleaning rate of 60% to less than 80% △: Cleaning rate of 30% to less than 60% ×: Cleaning rate of less than 30%

[0036]

[Table 1]

Examples 7 to 12 and Comparative Examples 3 to 10 Cleaning compositions for hard surfaces having the compositions (in% by weight) shown in Table 2 were produced. The details of the components shown in Table 2 are as follows, and the same components are the same as those in Table 1. Bleaching activator B:

[0038]

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Bleaching activator C:

[0040]

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Softanol 70: nonionic surfactant (a secondary alcohol having 12 to 14 carbon atoms to which 7 mol of ethylene oxide has been added; manufactured by Nippon Shokubai Kagaku Kogyo KK) Chelating agent: sodium poly-α-hydroxyacrylate (Weight average molecular weight 200,000) The compositions shown in Table 2 were similarly subjected to a soaking test and an automatic dishwasher washing test. Table 2 shows the results.

[0042]

[Table 2]

It has been confirmed that the use of the cleaning agent of the present invention provides an excellent detergency for hard surfaces.
It was confirmed that the cleaning power was sufficiently exhibited as a cleaning agent used in an automatic dishwasher.

[0044]

EFFECTS OF THE INVENTION The cleaning composition for hard surfaces of the present invention has an enhanced detergency.

Continued on the front page F term (reference) 4H003 AB03 AB27 BA09 DA05 DA08 DA13 DA17 DA19 EA15 EA16 EB07 EB09 EB22 EB37 ED28 ED29 EE05 FA43

Claims (3)

[Claims] 1. A bleach activator represented by the following general formula (I) or (II): 0.1 to 30% by weight; ) 0.01 to 30% by weight of at least one surfactant selected from anionic surfactants and nonionic surfactants, and (d) a silicone-based surfactant.
A cleaning composition for hard surfaces, comprising 0.001 to 40% by weight of one or more antifoaming agents selected from fatty acid esters and alcohols. Embedded image [Wherein, R represents an alkyl group having 6 to 13 carbon atoms, and M represents a hydrogen atom, an alkali metal atom or an alkaline earth metal atom. ] 2. The hard surface cleaning composition according to claim 1, further comprising 0.1 to 30% by weight of an alkali metal silicate as a component (e). 3. A compound represented by the following general formula (II):
I): R-COOM (III) wherein R represents a straight-chain alkyl group having 6 to 13 carbon atoms;
M represents a hydrogen atom or an alkali metal atom. ] 0.0001 to 30% by weight of the compound represented by the formula (1).
Or the cleaning composition for hard surfaces according to 2.