CN1117844C - Liquid bleaching composition packed in flexible pouchy wrapper - Google Patents
Liquid bleaching composition packed in flexible pouchy wrapper Download PDFInfo
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- CN1117844C CN1117844C CN97117900A CN97117900A CN1117844C CN 1117844 C CN1117844 C CN 1117844C CN 97117900 A CN97117900 A CN 97117900A CN 97117900 A CN97117900 A CN 97117900A CN 1117844 C CN1117844 C CN 1117844C
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Abstract
A liquid bleaching composition is provided which is packed in a flexible pouchy wrapper incapable of being inflated or broken during storage. The liquid bleaching composition is packed in a flexible pouchy wrapper having a light transmittance of not more than 30% at 200 to 800 nm, the composition being an acidic liquid bleaching composition containing (a) a specific polyoxyalkylene alkyl ether type nonionic surfactant having an HLB in the range of 4.5 to 10, (b) hydrogen peroxide or a compound generating hydrogen peroxide in an aqueous solution, and (c) a chelating agent having a calcium chelate constant (pKca) of not less than 4 at specific proportions and being so adjusted that not less than 50 ml of an aqueous 1/10N-NaOH solution is required for allowing 1,000 ml thereof to acquire a pH value of 6 (20 DEG C).
Description
The present invention relates to liquid bleaching composition packed in flexible pouchy wrapper, relate to more precisely and in storage, can not expand or damaged liquid bleaching composition packed in flexible pouchy wrapper.
SYNTHETIC OPTICAL WHITNER can be divided into two classes, that is: chlorine type SYNTHETIC OPTICAL WHITNER and oxygen type SYNTHETIC OPTICAL WHITNER, chlorine type SYNTHETIC OPTICAL WHITNER can be used for limited fiber, can not be used for the fabric of coloured or stamp and distribute characteristic odor.The oxygen type SYNTHETIC OPTICAL WHITNER of these shortcomings of tool is not used widely in recent years.In oxygen type SYNTHETIC OPTICAL WHITNER, SPC-D and Sodium peroxoborate are used as the powdery SYNTHETIC OPTICAL WHITNER always and hydrogen peroxide is used as liquid oxygen type SYNTHETIC OPTICAL WHITNER always.Especially from the convenient angle of using, described liquid bleaching composition packed is more welcome.
Because the hydrogen peroxide deficient in stability that uses as the bleach activating composition wherein is so liquid bleaching composition packed produces oxygen in the middle of storing.Therefore, the used container of this liquid bleaching composition packed should have the disclosed sturdy construction of JP-A-4-220499.Yet, because as the handling problem of natural conservation and Plastic wastes, the desirability of the Plastic film Bag packed liq SYNTHETIC OPTICAL WHITNER that can recharge is more and more admitted in recent years.
As the specific examples of the plastic packaging bag that can be used for recharging SYNTHETIC OPTICAL WHITNER, can be referring to JP-A-3-505322 and the disclosed packing bag of JP-U-3-123847.Yet this packing bag has obvious expansion or disruptive problem in storage.This problem is owing to hydrogen peroxide chance photo-labile causes.For avoiding this problem, produce the idea that makes the shading of plastic packaging bag energy.Can exemplify at the internal surface formation metal level of plastic containers compound wall such as the method for aluminium lamination is the specific examples of above-mentioned idea with the method that forms the gray ink layer.Above-mentioned plastic containers deficient in stability still in storage.Because described liquid bleach generally adds nonionogenic tenside as detergent ingredients, therefore, its shortcoming is that nonionogenic tenside is penetrated into the resin layer and the eventual degradation container of plastic containers or vessel surface is become sticky.
Therefore, the purpose of this invention is to provide liquid bleaching composition packed in the soft packaging bag that is loaded on no above-mentioned shortcoming.
For solving above-mentioned prior art problem, can reach above-mentioned target in the soft packaging bag that the present inventor finds to make by specific liquid bleaching composition packed is packed into shading plastics or paper through unremitting effort.Thus, finished the present invention.
The invention provides liquid bleaching composition packed in flexible pouchy wrapper, it is the acidic liquid bleaching composition, and it comprises:
(a) its HLB of 0.5-50% (weight) (with the hydrophile-lipophile balance value of Mr.Davis method mensuration) also uses the nonionogenic tenside of formula (1) expression in the 4.5-10 scope:
R
1-X-(AO)
m-Y (1)
R wherein
1Representative has the straight or branched alkyl of 6 to 22 carbon atoms or alkenyl or by the aromatic group of the optional replacement of straight or branched alkyl with 1 to 18 carbon atom; X representative-O-group; The A representative has the straight or branched alkylidene group of 2 or 3 carbon atoms; Y represents H or has the alkyl of 1 to 3 carbon atom; M represents a mean value in 3 to 50.
(b) hydrogen peroxide of 0.1 to 30% (weight) or in the aqueous solution, produce the compound of hydrogen peroxide; With
(c) the calcium chelating constant (PKca) of 0.2 to 2.0% (weight) is not less than 4 sequestrant, and add and be no less than 50 milliliters, the 1/10 normal NaOH aqueous solution that preferably is no less than 80ml adjust its final composition be in 1000 milliliters 20 ℃ the time pH be 6, described soft packaging bag is no more than 30% at 200 to 800 nanometers transmittances, preferably is no more than 25%.
Suitably adjust described final composition with (d) at least a acidic substance, so that needing adding to be no less than the 50 milliliter of 1/10 normal NaOH aqueous solution and to make the pH value of its 1000 ml soln in the time of 20 ℃ is 6, described acidic substance comprise: carboxylic acid, percarboxylic acids, polycarboxylic acid, phosphoric acid, polyphosphoric acid, sulfuric acid, phosphonic acids and sulfonic acid.
The present invention further provides liquid bleaching composition packed product that comprises above-mentioned composition and the above-mentioned soft packaging bag that comprises described composition.
Therefore, the present invention can provide be packaged in do not expand in the storage or the disruptive soft packaging bag in liquid bleaching composition packed.
To describe the present invention in detail below.
As the nonionogenic tenside among the present invention (a), use the nonionogenic tenside of HLB in 4.5 to 10 scopes (measuring) and the formula of using (1) representative through the Mr.Davis method:
R
1-X-(AO)
m-Y (1)
R wherein
1Representative has the straight or branched alkyl of 6 to 22 carbon atoms or alkenyl or by the aromatic group of the optional replacement of straight or branched alkyl with 1 to 18 carbon atom; X representative-O-base; The A representative has the straight or branched alkylidene group of 2 or 3 carbon atoms; Y represents H or has the alkyl of 1 to 3 carbon atom; M represents a mean value in 3 to 50.
In general formula (1), the A representative has the straight or branched alkylidene group of 2 or 3 carbon atoms, as ethylene or propylene (preferred side chain propylidene).Can make this group with block form or random form polymerization.
Preferred composition is: R in formula (1)
1Representative has the straight or branched alkyl or the alkenyl of 6 to 22 carbon atoms; X representative-O-base; A represents ethylene; Y represents H or methyl; M represents mean value in 3 to 50 scopes.
Further, in formula (1), R
1Preferred representative has the straight chained alkyl of 10 to 18 carbon atoms.
Preferred component (c) is a sulfoacid compound.
Make the final composition of described composition transfer to acidity so that needing to add is no less than 50 milliliters, preferably being no less than 80 milliliter of 1/10 equivalent NaOH solution and making the pH value of its 1000 ml soln in the time of 20 ℃ is 6.
The saying of " through the HLB of Mr.Davis method mensuration " refers to the Kitahara by Fumio, Yasumasa Tamai, Shigeo Hayano and Ichiro Hara write, the HLB of definition in the 7th edition, the 24th page of " tensio-active agent one physicals, application and the chemical ecology " of being published by KodanshaScientific (1990).The suitable HLB of used in the present invention nonionogenic tenside is in 4.5 to 10 scopes, and is preferred 4.5 to 8, and more preferably 4.5 to 7.Table 1 is listed the example of nonionogenic tenside.Table 1
| Symbol in the formula (1) | HLB | ||||
| R 1 | X | A | m | Y | |
| C 10H 21 | -O- | -C 2H 4- | 3～17 | H | 4.81～9.76 |
| C 12H 25 | -O- | -C 2H 4- | 4～20 | H | 4.51～9.80 |
| C 14H 29 | -O- | -C 2H 4- | 7～23 | H | 4.56～9.84 |
| C 16H 33 | -O- | -C 2H 4- | 10～26 | H | 4.60～9.88 |
| C 18H 37 | -O- | -C 2H 4- | 13～29 | H | 4.64～9.92 |
| C 10H 21 | -O- | -C 2H 4- | 5～20 | CH 3 | 4.72～9.68 |
| C 12H 25 | -O- | -C 2H 4- | 8～23 | CH 3 | 4.77～9.72 |
| C 14H 29 | -O- | -C 2H 4- | 11～26 | CH 3 | 4.80～9.76 |
| C 16H 33 | -O- | -C 2H 4- | 13～29 | CH 3 | 4.52～9.80 |
| C 18H 37 | -O- | -C 2H 4- | 16～32 | CH 3 | 4.56～9.84 |
If the HLB of used nonionogenic tenside be lower than 4.5 and soft packaging bag made for plastic material just at the right time, nonionogenic tenside will infiltrate through in the packing bag and by the degradative plastics material with make the packing bag surfaces of tacky and the commercial value of grievous injury liquid bleaching composition packed so.If not ionic surface active agent HLB surpasses 10, will reduce the clean-up performance of this bleaching composition.
According to the amount of bleaching composition, with 0.5 to 50% (weight), preferred 1 to 30% (weight), more preferably 1 to 20% (weight) nonionogenic tenside mixes in the bleaching composition that is contained in the packing bag.If not the ionic surface active agent consumption is less than 0.5% (weight), the detergency ability of bleaching composition will significantly reduce so.On the contrary, if its consumption surpasses 50% (weight), the viscosity of liquid bleaching composition packed significantly increases and is not easy to use so.
The calcium chelating constant (PKca) of the sequestrant (c) that uses among requirement the present invention is not less than 4.PH is 0.1 mole of NH of 10 when this predicate " pKca " refers to calcium ion electrode, with the sequestrant of 0.1% aqueous solution form and 25 ℃
4Cl-NH
4The value that the OH damping fluid is measured.Described packing usually because metal such as Fe, Cu and Ni enter in the bleaching composition with trace, and expands or breaks.Be these external metals of chelating, need to add sequestrant in the described bleaching composition.If the calcium chelating constant of sequestrant is less than 4, its packing also can expand in storage or break owing to chelating is insufficient.According to the amount of bleaching composition, must be with sequestrant with 0.2 to 2.0% (weight), the amount of preferred 0.2 to 1.0% (weight) is mixed in the bleaching composition in the bag-like container of packing into.If amount of chelant is less than 0.2% (weight), bleaching composition is deficient in stability in storage.On the contrary, if this amount surpasses 2.0% (weight), bleaching composition will cause disadvantageous phenomenon such as sedimentary separation and suspendible so that influence the degree of its commercial value.
Example as sequestrant (c) can comprise: Padil type sequestrant such as ethylenediamine tetraacetic acid (EDTA), nitrilotriacetic acid(NTA), hydroxyethyliminodiacetic acid; Phosphonic acids type sequestrant such as 1-hydroxyl-1,1-di 2 ethylhexyl phosphonic acid, ethane hydroxyl-1,1,2-tri methylene phosphonic acid, ethane-1,2-dicarboxyl-1,2-di 2 ethylhexyl phosphonic acid and methane hydroxyethylidene diphosphonic acid; Carboxylic acid type polymkeric substance such as vinylformic acid-maleic acid; Tripyrophosphoric acid type sequestrant such as tripolyphosphate.In above-mentioned sequestrant, phosphonic acids type sequestrant and carboxylic acid type polymkeric substance particularly advantageous.
The present invention need adjust the final composition of the acid bleaching composition that comprises mentioned component (a) to (c), is that 6 o'clock required 1/10 equivalent NaOH solution is no less than 50 milliliters so that will adjust its 1000 ml soln to 20 ℃ pH.When needing, comprise mentioned component (a) and to the composition of (c), further mix acidic substance (d).Following compound can be used as the example of described acidic substance.＜1〉organic carboxyl acid such as acetate, propionic acid, butyric acid, caproic acid, sad, capric acid, laurostearic acid, TETRADECONIC ACID, palmitic acid, stearic acid, oxyacetic acid, lactic acid, Succinic Acid, citric acid, fumaric acid, phenylformic acid, Whitfield's ointment, phthalic acid, terephthalic acid and 1,2, the 4-benzenetricarboxylic acid,＜2〉percarboxylic acids such as diperoxy dodecandioic acid and monoperphthalic acid,＜3〉polycarboxylic acid as by unsaturated carboxylic acid as vinylformic acid, methacrylic acid and toxilic acid and deutero-homopolymer or multipolymer,＜4〉organic sulfonic acid and organo-sulfate such as alkyl sodium sulfate ester, the alkyl sodium sulfate ether-ether, alpha-sulfo-fatty acid, alpha-sulfo fatty acid ester, alkyl benzene sulphonate (ABS), right-toluenesulphonic acids and right-hydroxyl sulfoacid,＜5〉phosphoric acid such as 1-hydroxyl-1, the 1-di 2 ethylhexyl phosphonic acid, ethane hydroxyl-1,1, the 2-tri methylene phosphonic acid, ethane-1,2-dicarboxyl-1,2-di 2 ethylhexyl phosphonic acid and methane hydroxyethylidene diphosphonic acid,＜6〉mineral acid such as sulfuric acid, phosphoric acid, hydrochloric acid, polyphosphoric acid, nitric acid and silicic acid.
In above-mentioned acidic substance,＜1 〉,＜3 〉,＜5〉and＜6 described in the acidic substance particularly advantageous.When the acidic substance as composition (d) have sequestering power and prove that its calcium chelating constant (pKca) when being not less than 4, can be used as composition (c) sequestrant.
Pack into liquid bleach of the present invention in the packing material can be inserted by being no more than at 200 to 800 nanometer transmittances in 30% plastic material or made of paper the soft packaging bag by the liquid bleaching composition packed that will contain mentioned component and obtains.
Described soft packaging bag is preferably made with plastic film or paper.By thickness is 5 to 1000 microns, and preferred 5 to 500 microns, more preferably 50 to 500 microns the film formed packing material of plastics is comparatively suitable.
Preferred plastic material is for being selected from following at least a material: linear low density polyethylene, new LDPE (film grade), non-stretching (non-stretched) polypropylene, stretching (stretched) nylon, stretching (stretched) polypropylene and poly-terephthalic acid second diester.Plastic packing article of the present invention is preferably made by the plastic film with multilayered structure.For example, be fit to use Linear low-density polyethylene as packing material wall internal layer and apparatus has the plastic material of physical strength, for example, make the outermost layer of wall as tensile nylon or oriented polypropylene.The thickness of these component layers of packing material wall is advisable with 5 to 300 micrometer ranges.Described plastic packing article is optional to have protective layer, anti-pinprick layer, anti-layer and the analogue of tearing.
For the transmittance that keeps described packing material be 30% or below, can adopt to comprise and form packing material with multilayer film and the method for inserting aluminium foil or nonferrous layer at its film component interlayer.Can produce described nonferrous layer by the surface that grey photogravure printing ink, white photogravure printing ink, black ink or silver-colored China ink is applied to the proper composition layer.
Can easily produce plastic film with any well-known method as packing bag of the present invention.Preferred laminate film.Example as the method that is suitable for producing laminate film can comprise: it is legal to do laminated method, T modulus method, coextru-lamination method, inflation method and lamination.Described packing material is not distinguished with shape.For example, suitable use has the bag shaped package that the corresponding edge of desired volume by the stacked plastic film of heat seal 2 or a plurality of required sizes makes.
Product of the present invention is by obtaining in the bag that described liquid bleaching composition packed is sub-packed in the suitable client's use of size.
Product of the present invention stops its content to infiltrate through or pass the packing material wall, thereby, stop the packing material surface to be become sticky or the packing material distortion.It further stops content to produce decomposition and discharges gas and protect the packing material dilatational strain.
Except that mentioned component (a) to (d), be packaged in also optional at least a anion surfactant and the cats product of mixing of liquid bleaching composition packed of the present invention in the soft packaging thing that plastic material or paper makes.
Example as anion surfactant can comprise: Phenylsulfonic acid alkyl ester, alkyl sodium sulfate or alkenyl ether-ether, alkyl sodium sulfate or alkenyl ester, alpha-alefinically sulphonate, saturated or unsaturated fatty acid salt, N-acyl group-amino acid type surfactant, alkyl-carboxylic acid or alkenyl ether-ether, amino acid type surfactant and alkyl acid phosphate or alkenyl ester, as long as alkyl or alkenyl have average 8 to 20 carbon atoms.In above-mentioned anion surfactant, prove Phenylsulfonic acid alkyl ester particularly advantageous.
Preferably use the cats product of following general formula (3) representative:
R at least wherein
3, R
4, R
5And R
6One of representative the alkyl of 6 to 20 carbon atoms or alkenyl are arranged and each representative of other group has the alkyl or the hydroxy alkylidene of 1 to 3 carbon atom, Y represents the organic or inorganic negatively charged ion.
Can comprise following compounds especially:
Wherein X is a p-methyl benzenesulfonic acid deutero-anionic group; H is 6 to 20; G can be number identical or inequality in 6 to 20 with d.
In the present invention, the optional bleach activator that mixes by general formula (2) representative of liquid bleaching composition packed.Preferred this bleach activator content is 0.1 to 10% (weight).
R wherein
2Representative has 5 to 19 carbon atom alkyls or alkenyls; Z representative-SO
3M or-COOM; M represents the organic or inorganic positively charged ion.
Following compounds can be used as the specific examples of described bleach activator.
Describe the present invention in detail referring now to embodiment.Yet, should notice that the present invention is not confined to these embodiment.
(preparation of plastics bag)
Bag A: it is stacked that the tensile nylon thin slice of the aluminium foil of the linear low density polyethylene thin slice of the tensile nylon thin slice of 20 micron thickness, 100 micron thickness, 50 micron thickness and 15 micron thickness is pressed said sequence.Downcut two a certain size rectangles from described overlapping layers, make it toward each other, and with thickness be that 15 microns tensile nylon sheet is fixed with each other, and make the bag of 1000 milliliters of internal volumes along its three corresponding limit heat seals.This bag is no more than 5% at the transmittance of 200 to 800 nanometers.Liquid bleaching composition packed is packed between the relative tensile nylon thin slice of 15 micron thickness, the heat seal residue on one side, the liquid bleaching composition packed in the bag that obtains packing into.
Bag B: 3 microns grey photogravure printing inks and 3 microns white photogravure printing inks are pressed said sequence, be applied to successively on the plastic tab of linear low density polyethylene web preparation of tensile nylon thin slice by superimposed 20 micron thickness and 100 micron thickness, and the tensile nylon sheet of 50 micron thickness is superimposed again on described photogravure printing ink.Downcut two a certain size rectangles from described overlapping layers, make it toward each other, and with thickness be that 50 microns tensile nylon sheet is fixed with each other, and be prepared into bag by the method for producing bag A.This bag transmittance is 25%.Liquid bleaching composition packed is packed between the tensile nylon sheet of 50 relative micron thickness, on one side the liquid bleaching composition packed in all the other bags that obtain packing into of heat seal.
Bag C: the tensile nylon sheet of 20 micron thickness, the linear low density polyethylene sheet of 100 micron thickness and the tensile nylon sheet of 15 micron thickness are superimposed together by said sequence.Downcut two a certain size rectangles from overlapping layers, make it toward each other, and with thickness be that 15 microns tensile nylon is fixed with each other, be prepared into bag by the same way as of producing bag A.Find that this bag is 25% at the transmittance of 200 to 800 nanometers, liquid bleaching composition packed packed between the tensile nylon sheet of 15 relative micron thickness, heat seal all the other on one side, the liquid bleaching composition packed in the bag that obtains packing into.
Bag D: 1 micron grey photogravure printing ink and 1 micron white photogravure printing ink are applied on the plastic sheet that the linear low density polyethylene sheet of tensile nylon sheet by superimposed 20 micron thickness and 100 micron thickness makes by said sequence, and the tensile nylon sheet of 50 micron thickness is superimposed again on described photogravure printing ink.Downcut two a certain size rectangles from overlapping layers, make it toward each other, and with thickness be 50 microns tensile nylon sheet relative fixed together, be prepared into bag by the same way as of producing bag A.This bag transmittance is 35%.Liquid bleaching composition packed is packed between the tensile nylon of 50 relative micron thickness, on one side the liquid bleaching composition packed in all the other bags that obtain packing into of heat seal.
(preparation and the evaluation of packing SYNTHETIC OPTICAL WHITNER)
Preparation has the table 2 of following ingredients and the liquid bleaching composition packed shown in the table 3, adds in the above-mentioned bag, places 3 months on 6 one storey building roofs, fully is exposed under the sunlight.After placing end, according to following 5 its appearance ratings of visual assessment.To the results are shown in table 2 and 3.1000 milliliters of given liquid bleaching composition packeds are transferred to pH when being 6 (20 ℃), and the consumption of required 1/10 normal NaOH is also listed in table 2 and 3.
Composition (a):
a-1：C
12H
25(OC
2H
4)
4-OH(HLB＝4.50)
a-2：C
10H
21(OC
2H
4)
6-OCH
3(HLB＝5.70)
a-3：C
12H
25(OC
2H
4)
20-OH(HLB＝9.80)
a-4：C
12H
35(OC
2H
4)
8-OH(HLB＝5.84)
a′-1：C
18H
37(OC
2H
4)
35-OH(HLB＝11.90)
a′-2：C
10H
21(OC
2H
4)
3-OCH
3(HLB＝4.07)
Composition (b): H
2O
2(hydrogen peroxide)
Composition (c):
C-1: nitrilotriacetic acid(NTA) (pKca=6.6)
C-2: (molecular weight 70000, monomer is than=7/3, pKca=5.0) for vinylformic acid/maleic acid
c
1-1: sodium polyacrylate (molecular weight 8000, pKca=3.2)
c
1-2: Trisodium Citrate (pKca=3.2)
Composition (d):
D-1: sulfuric acid
D-2: phosphoric acid
D-3:Diquest2010cs (producing) composition (e) by Nippon Monsanto K.K:
Composition (f): f-1: Witco 1298 Soft Acid f-2:N-tetradecyl-N, N-dimethyl-N-ethylsulfuric acid ethyl ester ammonium (bag surface grade change judgement criteria) 5: no change 4 fully: slight expansion 3: expand 2: seriously expand 1: the bag table 2 that breaks
Table 2 (continuing)
| Composition (weight %) | Example | ||||
| 1 | 2 | 3 | 4 | 5 | |
| Hydrogen peroxide (b) | 5 | 5 | 5 | 5 | 5 |
| a-1 | 5 | 5 | |||
| a-2 | 5 | 5 | |||
| a-3 | 5 | ||||
| a-4 | |||||
| a′-1 | |||||
| a′-2 | |||||
| c-1 | 0.5 | 0.2 | 0.3 | ||
| c-2 | 0.5 | 1.0 | |||
| c′-1 | |||||
| c′-2 | |||||
| d-1 | 0.5 | ||||
| d-2 | 2 | 2 | 0.5 | ||
| d-3 | 2 | ||||
| e-1 | 0.5 | ||||
| e-2 | 0.5 | ||||
| f-1 | 1.0 | 1.5 | |||
| f-2 | 0.5 | 0.5 | |||
| Deionized water | Balance | Balance | Balance | Balance | Balance |
| pH | 2.0 | 2.5 | 2.0 | 2.5 | 2.0 |
| The consumption of 1/10 equivalent NaOH | 120 milliliters | 100 milliliters | 200 milliliters | 60 milliliters | 80 milliliters |
| The pouch that plastic material makes | A | A | B | B | B |
| The pouch appearance change | 5 | 5 | 5 | 5 | 5 |
| Composition (weight %) | Example | |||
| 6 | 7 | 8 | 9 | |
| Hydrogen peroxide (b) | 5 | 5 | 5 | |
| a-1 | 10 | |||
| a-2 | 10 | |||
| a-3 | 10 | |||
| a-4 | 5 | |||
| a′-1 | ||||
| a′-2 | ||||
| c-1 | 0.7 | |||
| c-2 | 0.5 | |||
| c′-1 | ||||
| c′-2 | ||||
| d-1 | 0.1 | |||
| d-2 | ||||
| d-3 | 0.5 | 0.2 ** | 0.2 ** | |
| e-1 | 0.5 | |||
| e-2 | 0.5 | 0.5 | ||
| f-1 | 1.0 | |||
| f-2 | 0.5 | 0.5 | 0.5 | |
| Deionized water | Balance | Balance | Balance | Balance |
| pH | 2.5 | 2.0 | 2.5 | 2.5 |
| The consumption of 1/10 equivalent NaOH | 85 milliliters | 50 milliliters | 100 milliliters | 95 milliliters |
| Plastic pouch | A | A | A | A |
| The pouch appearance change | 5 | 5 | 5 | 5 |
*PH (after this together) with the adjustment of 1/10 equivalent sulfuric acid
*As the additional effective constituent d-3 table 3 of sequestrant
Table 3 (continuing)
| Composition (weight %) | Comparison example | ||||
| 1 | 2 | 3 | 4 | 5 | |
| Hydrogen peroxide (b) | 5 | 5 | 5 | 5 | 5 |
| a-1 | 5 | ||||
| a-2 | 5 | ||||
| a-3 | 5 | ||||
| a-4 | |||||
| a′-1 | 5 | ||||
| a′-2 | 5 | ||||
| c-1 | 0.5 | 0.5 | |||
| c-2 | 0.5 | ||||
| c′-1 | 0.5 | ||||
| c′-2 | 0.5 | ||||
| d-1 | 2 | 0.5 | |||
| d-2 | 2 | 0.5 | |||
| d-3 | |||||
| e-1 | 0.5 | ||||
| e-2 | 0.5 | ||||
| f-1 | 1.0 | 1.5 | |||
| f-2 | 0.5 | 0.5 | |||
| Deionized water | Balance | Balance | Balance | Balance | Balance |
| pH | 2.0 | 2.5 | 2.0 | 2.5 | 2.0 |
| The consumption of 1/10 equivalent NaOH | 130 milliliters | 110 milliliters | 40 milliliters | 60 milliliters | 90 milliliters |
| Plastic pouch | A | A | B | C | D |
| The pouch appearance change | 2 | 2 | 2 | 1 | 3 |
| Composition (weight %) | Comparison example | |||
| 6 | 7 | 8 | 9 | |
| Hydrogen peroxide (b) | 5 | 5 | 5 | |
| a-1 | 10 | |||
| a-2 | ||||
| a-3 | 10 | |||
| a-4 | 5 | |||
| a′-1 | 10 | |||
| a′-2 | ||||
| c-1 | ||||
| c-2 | 1.0 | |||
| c′-1 | 1.0 | |||
| c′-2 | 1.0 | |||
| d-1 | 2.0 | |||
| d-2 | 0.1 | |||
| d-3 | 0.1 | 0.1 | ||
| e-1 | 1.0 | |||
| e-2 | 0.5 | |||
| f-1 | 1.0 | 1.0 | ||
| f-2 | 0.5 | 1.0 | ||
| Deionized water | Balance | Balance | Balance | Balance |
| pH | 2.5 | 2.0 | 2.5 | 3.5 |
| The consumption of 1/10 equivalent NaOH | 85 milliliters | 200 milliliters | 55 milliliters | 43 milliliters |
| Plastic pouch | C | A | D | A |
| The pouch appearance change | 1 | 3 | 3 | 3 |
Claims (7)
1. be packaged in the liquid bleaching composition packed in the soft packaging bag, it is the acidic liquid bleaching composition that comprises following compositions:
(a) the hydrophile-lipophile balance value HLB that uses the Mr.Davis method to measure of 0.5 to 50% weight also uses the nonionogenic tenside of formula (1) expression in 4.5 to 10 scopes;
R
1-X-(AO)
m-Y (1)
R wherein
1Representative has the straight or branched alkyl of 10 to 18 carbon atoms or alkenyl or by the aromatic group of the optional replacement of straight or branched alkyl with 1 to 18 carbon atom; X representative-O-group; The A representative has the straight or branched alkylidene group of 2 or 3 carbon atoms; Y represents H or has the alkyl of 1 to 3 carbon atom; M represents a mean value in 3 to 50,
(b) hydrogen peroxide of 0.1 to 30% weight or in the aqueous solution, can produce hydrogen peroxide compound and
(c) the calcium chelating constant pKca of 0.2 to 2.0% weight is not less than 4 sequestrant, and adjust its final composition and be no less than 50 milliliter so that its 1000 ml soln is the amount of the 1/10 equivalent NaOH aqueous solution that need add at 20 ℃ of pH at 6 o'clock, described soft packaging bag is no more than 30% at the transmittance of 200 to 800 nanometers.
2. according to the liquid bleaching composition packed of claim 1, wherein said final composition can be used (d) at least a acidic substance adjustment, so that pH is 6 need be no less than the 1/10 normal NaOH aqueous solution of 50ml 1000 milliliters of final compositions are transferred to desired 20 ℃ the time, described acidic substance can be selected from carboxylic acid, percarboxylic acids, polycarboxylic acid, phosphoric acid, polyphosphoric acid, sulfuric acid, phosphonic acids and sulfonic acid.
3. according to the liquid bleaching composition packed of claim 1, it further comprises anion surfactant or cats product.
4. according to the liquid bleaching composition packed of claim 1, it further comprises the bleach activator of 0.1 to 10% weight by formula (2) expression:
R wherein
2Representative has the alkyl or the alkenyl of 5 to 19 carbon atoms; Z representative-SO
3M or-COOM; M represents the organic or inorganic positively charged ion.
5. according to each liquid bleaching agent composition in the claim 1 to 4, wherein, the plastics that form described packing bag are to be selected from one of following ingredients at least: linear low density polyethylene, new LDPE (film grade), non-stretching polypropylene, tensile nylon, elongation polypropylene and poly-terephthalic acid second diester.
6. comprise the composition of claim 1 proposition and the liquid bleaching composition packed product of claim 1 soft packaging bag that propose and that comprise said composition.
7. according to claim 6 product, wherein said packing bag is to be made by the plastic film of 5 to 1000 micron thickness.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP226649/1996 | 1996-08-28 | ||
| JP226649/96 | 1996-08-28 | ||
| JP22664996 | 1996-08-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1180097A CN1180097A (en) | 1998-04-29 |
| CN1117844C true CN1117844C (en) | 2003-08-13 |
Family
ID=16848498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97117900A Expired - Lifetime CN1117844C (en) | 1996-08-28 | 1997-08-28 | Liquid bleaching composition packed in flexible pouchy wrapper |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN1117844C (en) |
| TW (1) | TW412590B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2786573C (en) * | 2010-01-12 | 2018-07-10 | Arkema Inc. | Hydrogen peroxide compositions and cleaning formulations prepared therefrom |
-
1997
- 1997-08-01 TW TW086110984A patent/TW412590B/en not_active IP Right Cessation
- 1997-08-28 CN CN97117900A patent/CN1117844C/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CN1180097A (en) | 1998-04-29 |
| TW412590B (en) | 2000-11-21 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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