Detergent for contactless car washing

FIELD: chemistry.

SUBSTANCE: described is a detergent which contains: an alkali metal hydroxide, sodium metasilicate, dye and water, and additionally oxyethylene diphosphonic acid, a tetrasodium salt of oxyethylene diphosphonic acid, a salt of ethylenediaminotetraacetic acid, citric acid, sodium silicate, a sodium salt of a copolymer of acrylic acid and maleic acid, alkylated polyglycoside with length of the alkyl chain of C6-C12, a mixture of anionic surfactants, with the following ratio of components, wt %: alkali metal hydroxide 4-12%, oxyethylene diphosphonic acid 0-8%, tetrasodium salt of oxyethylene diphosphonic acid 0-8%, salt of ethylenediaminotetraacetic acid 1-3%, citric acid 2-10%, sodium silicate 0,5-3%, sodium salt of a copolymer of acrylic acid and maleic acid 0-1%, alkylated polyglycoside with length of the alkyl chain of C6-C12, with respect to pure substance 1-6%, mixture of anionic surfactants, which includes a compound of the type RO-(CHR'CHR'-O)nSO3Na, where R is a linear or branched saturated or unsaturated alkyl substitute with backbone chain length of C10-C18, R'=H, CH3, n ranges from 0 to 4 and a compound of the type R"C6H4SO3X, where R" is a linear or branched saturated or unsaturated alkyl substitute with backbone chain length of C6-C12, X-Na, K, H with respect to pure substance 2-10%, dye 0.05-0.5%, water - the balance.

EFFECT: improved quality of contactless washing due to higher foaming capacity.

6 cl, 3 ex

 

The invention relates to the field of chemistry, namely technical detergents with formulations based on anionic surface-active compounds for non-contact cleaning of transport.

Known detergent for contactless cleaning of transport containing the hydroxide of an alkali metal, metasilicate sodium, dye and water (patent RF RU2291894, IPC C11D 1/66, C11D 3/04, C11D 3/37, publ. 20.01.2007,).

This solution is the closest to the claimed invention, therefore, it is taken as a prototype.

The disadvantages of the prototype are the low quality of washing due to low foaming ability and lack of environmental safety due to the presence in the composition of the bio-undegradable components ethoxylated nonylphenols, which are environmental pollutants.

The technical result from the use of the invention is the improvement of the quality improvement contactless washing by increasing the foaming ability and environmental safety through the use of anionic surfactants.

Below is General and private significant features that characterize causality utility model with the specified technical result.

Detergent for contactless cleaning of transport containing the hydroxide of an alkali metal, metasilicate sodium, dye the water. Detergent additionally contains oksietilidendifosfonovaya acid, chetyrehmetrovuyu salt oksietilidendifosfonovaya acid, salt ethylendiaminetetraacetic acid, citric acid, sodium acid, sodium salt of copolymer of acrylic and maleic acids, alkilirovanny polyglycoside with the length of the alkyl chain C6-C12the mixture of anionic surfactants. The ratio of the components in the detergent wt.% the following:

the hydroxide of alkaline metal4-12
oksietilidendifosfonovaya acid0-8
chetyrehmatchevaya salt oksietilidendifosfonovaya acid0-8
salt ethylendiaminetetraacetic acid1-3
citric acid2-10
sodium acid0.5 to 3
sodium salt of copolymer of acrylic and maleic acids0-1
alkilirovanny polyglycoside with length
alkyl chain C6-C12,in which Rescate on pure substance 1-6
the mixture of anionic surfactants, including the connection type
RO-(CHR'CHR'-O)nSO3Na, where R is a linear or branched
saturated or unsaturated alkyl substituent with
the length of the main chain C10-C18, R'=H, CH3n from 0 to 4, and
connection type R"C6H4SO3X, where R" is a linear
or branched saturated or unsaturated
alkyl substituent with the length of the main chain
With6-C12X is Na,K, H, in terms of pure substance2-10
dye0,05-0,5
waterrest

As salt ethylendiaminetetraacetic acid in the composition can be enabled Terentieva salt ethylendiaminetetraacetic acid in equimolar amounts.

As salt ethylendiamin ameraucanas acid in the composition can be included disodium salt ethylendiaminetetraacetic acid in equimolar amounts.

As a hydroxide of an alkali metal composition can be included sodium hydroxide.

As a hydroxide of an alkali metal in the composition can be activated potassium hydroxide.

As a hydroxide of an alkali metal in the composition may include a mixture of potassium hydroxide and sodium hydroxide in an arbitrary ratio.

A comparison of the claimed technical solution to the prior art known from scientific, technical and patent documentation on the priority date in the main and adjacent sections revealed no means having characteristics identical to all characteristics contained in proposed by the applicant claims, including characterization purposes. I.e, the set of essential features of the claimed solution was not previously known and is not identical with any known technical solutions, therefore, it corresponds to a condition of patentability "novelty".

This solution is industrially applicable, as in the description and title of the invention indicated his appointment, it can be carried out industrially and used for washing vehicles, workable, feasible and reproducible, and features of the device allow to obtain the desired effect, i.e. they are significant.

The invention in the form as is but is characterized in each of the claims, can be implemented by using the tools and methods described in patent RU 2291894 that has become publicly available before the priority date of the invention.

Therefore, the claimed technical solution meets the condition of patentability "industrial applicability".

In addition, the invention according to the condition of patentability "industrial applicability" is confirmed by the following examples of implementation of technical solutions.

Analysis of the known technical solutions in this field of technology has shown that the proposed technical solution is not necessary for the expert in the obvious way from the prior art, since no identified solution having attributes matching the distinctive features of the invention and is not confirmed by the popularity of the influence of distinctive features provided in the application materials technical result. I.e. the claimed solution has features that are missing in the known technical solutions, and the use of these characteristics in the stated essential features gives you the opportunity to gain new technical result, therefore, the proposed solution can be obtained only by creativity and not obvious to a person skilled in this field, i.e. it has an inventive step compared to the current level of technology.

the La optimum results when the contamination level is recommended concentration of detergent 1-3% depending on the degree of contamination of the object.

Dosing of dry ingredients is on the technological platform scales.

Method of preparation: in a vessel equipped with a mixing device serves the calculated amount of water, then this tank load the alkali metal hydroxide in accordance with formula. To the hot solution add oksietilidendifosfonovaya acid, salt ethylendiaminetetraacetic acid, sokalan and citric acid until dissolved in the calculated amount. Next, add the corresponding anionic surfactants, alkylpolyglycoside, dye and stirred for 20-40 minutes until full dissolution. During preparation, the mixer must provide complete mixing without stagnant zones.

The invention is illustrated by the examples presented in accordance with the regulations of Rospatent.

In the research process was carried out evaluation of foaming on the most famous test rolls of miles.

This was determined following option pricing: 50 ml of 3% solution of the funds in the water foamed by shaking in a 250 ml cylinder with a lid, put it on the table. Then after 1 minute is determined by the height of the foam. Foam above 100 mm is a good indicator for the future of contactless sink.

Example 1.

The ratio of components, wt.% the trail of the future:

the hydroxide of an alkali metal - 4

oksietilidendifosfonovaya acid - 0

chetyrehmatchevaya salt oksietilidendifosfonovaya acid - 0

salt ethylendiaminetetraacetic acid - 1

citric acid - 2

sodium acid - 0,5

sodium salt of copolymer of acrylic and maleic acids - 0

alkilirovanny polyglycoside with the length of the alkyl chain C6-C12in terms of pure substance - 1

the mixture of anionic surfactants, including the connection type RO-(CHR'CHR'-O)nSO3Na, where R is a linear or branched saturated or unsaturated alkyl substituent with the length of the main chain With10-C18, R'=H, CH3n from 0 to 4, and the connection type R”C6H4SO3X, where R" is a linear or branched saturated or unsaturated alkyl substituent with the length of the main chain C6-C12X is Na, K, H, in terms of pure substance - 2

dye 0,05

water - the rest

The study of detergent in the composition of example 1 has the following values of the option pricing - the height of the foam is not less than 145 mm after 1 minute, i.e. the composition of example 1 for pricing complies with the recommendations for use of cleaning agents for washing vehicles.

Example 2.

The ratio of components, wt.% the following:

the alkali metal hydroxide - 8

oxyethylene the background acid - 4

chetyrehmatchevaya salt oksietilidendifosfonovaya acid - 4

salt ethylendiaminetetraacetic acid - 2

citric acid - 6

sodium acid - 1,8

sodium salt of copolymer of acrylic and maleic acid - 0,5

alkilirovanny polyglycoside with the length of the alkyl chain C6-C12in terms of pure substance - 3,5

the mixture of anionic surfactants, including the connection type RO-(CHR'CHR'-O)nSO3Na, where R is a linear or branched saturated or unsaturated alkyl substituent with the length of the main chain With10-C18, R'=H, CH3n from 0 to 4, and the connection type R”C6H4SO3X, where R" is a linear or branched saturated or unsaturated alkyl substituent with the length of the main chain C6-C12X is Na, K, H, in terms of pure substance - 6

The study of detergent in the composition of example 1 has the following values of the option pricing - the height of the foam is not less than 162 mm after 1 minute, i.e. the composition of example 1 for pricing complies with the recommendations for use of cleaning agents for washing vehicles.

Example 3.

The ratio of components, wt.% the following:

the alkali metal hydroxide - 12

oksietilidendifosfonovaya acid - 8

chetyrehmatchevaya salt oksietilidendifosfonovaya acid - 8

salt ethylendiamine auxonne acid 3

citric acid - 10

sodium acid - 3

sodium salt of copolymer of acrylic and maleic acid - 1

alkilirovanny polyglycoside with the length of the alkyl chain C6-C12in terms of pure substance - 6

the mixture of anionic surfactants, including the connection type RO-(CHR'CHR'-O)nSO3Na, where R is a linear or branched saturated or unsaturated alkyl substituent with the length of the main chain With10-C18, R'=H, CH3n from 0 to 4, and the connection type R"C6H4SO3X, where R" is a linear or branched saturated or unsaturated alkyl substituent with the length of the main chain C6-C12X is Na, K, H, in terms of pure substance - 10

dye 0,5

water - the rest

The study of detergent in the composition of example 1 has the following values for foam height foam not less than 183 mm after 1 minute, i.e. the composition of example 1, the foam conforms to the guidelines on the use of washing agents for washing vehicles.

The use of this invention will improve the cleaning quality of transport and to reduce environmental pollution.

1. Detergent for contactless cleaning of transport containing the hydroxide of an alkali metal, metasilicate sodium, dye and water, characterized in that additionally the contains oksietilidendifosfonovaya acid, chetyrehmetrovuyu salt oksietilidendifosfonovaya acid, salt ethylendiaminetetraacetic acid, citric acid, sodium acid, sodium salt of copolymer of acrylic and maleic acids, alkilirovanny polyglycoside with the length of the alkyl chain C6-C12the mixture of anionic surfactants, in the following ratio, wt.%:

the hydroxide of alkaline metal4-12
oksietilidendifosfonovaya acid0-8
chetyrehmatchevaya salt oksietilidendifosfonovaya acid0-8
salt ethylendiaminetetraacetic acid1-3
citric acid2-10
sodium acid0.5 to 3
sodium salt of copolymer of acrylic and maleic acids0-1

alkilirovanny polyglycoside with the length of the alkyl chain C6-C12,
in terms of pure substance1-6
a mixture of anion the x surfactant, includes connection type
RO-(CHR'CHR'-O)nSO3Na, where R is a linear or branched
saturated or unsaturated alkyl substituent with
the length of the main chain C10-C18, R'=H, CH3n from 0 to 4 and
connection type R"C6H4SO3X, where R" is a linear
or branched saturated or unsaturated
alkyl substituent with the length of the main chain
C6-C12X is Na, K, H, calculated on the pure substance2-10
dye0,05-0,5
waterrest

2. Detergent for contactless cleaning of transport according to claim 1, characterized in that the quality of the salt ethylendiaminetetraacetic acid in the composition is enabled Terentieva salt ethylendiaminetetraacetic acid in equimolar amounts.

3. Detergent for contact with the washing of transport according to claim 1, characterized in that the quality of the salt ethylendiaminetetraacetic acid included disodium salt ethylendiaminetetraacetic acid in equimolar amounts.

4. Detergent for contactless cleaning of transport according to claim 1, characterized in that the alkali metal hydroxide in the composition includes sodium hydroxide.

5. Detergent for contactless cleaning of transport according to claim 1, characterized in that the alkali metal hydroxide in the composition includes potassium hydroxide.

6. Detergent for contactless cleaning of transport according to claim 1, characterized in that the alkali metal hydroxide in the composition includes a mixture of potassium hydroxide and sodium hydroxide in an arbitrary ratio.



 

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