CN107326646A - A kind of low form bleaching agent decolourized for indigo cowboy and its preparation and application - Google Patents
A kind of low form bleaching agent decolourized for indigo cowboy and its preparation and application Download PDFInfo
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- CN107326646A CN107326646A CN201710532968.2A CN201710532968A CN107326646A CN 107326646 A CN107326646 A CN 107326646A CN 201710532968 A CN201710532968 A CN 201710532968A CN 107326646 A CN107326646 A CN 107326646A
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- bleaching agent
- parts
- decolourized
- indigo
- peroxidase
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
- D06L4/10—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen
- D06L4/13—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen using inorganic agents
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
- D06L4/10—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen
- D06L4/12—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen combined with specific additives
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- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Detergent Compositions (AREA)
- Cosmetics (AREA)
Abstract
The present invention relates to a kind of low form bleaching agent decolourized for indigo cowboy and its preparation and application, bleaching agent includes following components and parts by weight content：15 25 parts of 40 50 parts of SODIUM PERCARBONATE, 37 parts of peroxidase, 15 25 parts of pH buffer, 8 12 parts of stabilizer and inserts；During preparation, each component is added to mixer by feeding method is intersected, 8 12min are stirred under 15 25r/min rotating speed afterwards；Using when, the bleaching agent is added into 20 30 DEG C of water, indigo denim fabric to be bleached is added afterwards, 5 30min are soaked.Compared with prior art, the present invention mixes peroxidase with SODIUM PERCARBONATE, and be that peroxidase builds suitable environment by components such as pH buffers, enable peroxidase catalyzing hydrogen peroxide at low temperature, oxidation Decomposition is carried out to the bipseudoindoxyl dye in indigo denim fabric, reduce the temperature bleached needed for indigo cowboy, it is energy-saving, safety and environmental protection, and bleaching effect is excellent, it is to avoid the reduction of fabric strength.
Description
Technical field
The invention belongs to fabric bleaching technical field, be related to a kind of low form bleaching agent decolourized for indigo cowboy and its
Preparation and application.
Background technology
SODIUM PERCARBONATE is also known as sodium carbonate peroxide, solid hydrogen peroxide, is the additive compound of sodium carbonate and hydrogen peroxide,
Wherein, sodium carbonate and hydrogen peroxide are connected with hydrogen bond formation, and its crystal structure belongs to rhombic system, layer structure.SODIUM PERCARBONATE
It is widely used in developer, cleaning agent for mouth cavity, the fruit freshness preserving of detergent, paper industry bleaching agent, reducing dye and sulfur dye
And in Treatment of Metal Surface and electroplating industry, while being also used as disinfection sanitizer and oxygen generating agent applied to health care
In.
Traditional SODIUM PERCARBONATE bleaching agent mainly includes SODIUM PERCARBONATE and activator TEAD (tetraacetyl ethylene diamine), is using
When, more than 50 DEG C hot water need to be used, can just make SODIUM PERCARBONATE that there is well Bleachability.The energy consumption of such high-temperature bleaching technique compared with
Greatly, and fabric strength loss is serious, there is more drawback.
The content of the invention
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of use of energy-conserving and environment-protective
The low form bleaching agent decolourized in indigo cowboy and its preparation and application.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of low form bleaching agent decolourized for indigo cowboy, the bleaching agent includes following components and parts by weight content：
15-25 parts of 40-50 parts of SODIUM PERCARBONATE, 3-7 parts of peroxidase, 15-25 parts of pH buffer, 8-12 parts of stabilizer and inserts.
As preferred technical scheme, the bleaching agent includes following components and parts by weight content：42-48 parts of SODIUM PERCARBONATE,
17-23 parts of 4-6 parts of peroxidase, 17-23 parts of pH buffer, 9-11 parts of stabilizer and inserts.
The enzymatic activity of described peroxidase is 1500-1800U/g.
As preferred technical scheme, described peroxidase is selected from the peroxidase that Novozymes Company produces.
Described pH buffer includes acidic materials and alkaline matter, and described acidic materials and the matter of alkaline matter
Amount is than being 50-10:1.
Described acidic materials include the one or more in adipic acid, anhydrous citric acid or sodium dihydrogen phosphate, described
Alkaline matter includes one or both of sodium tripolyphosphate or disodium hydrogen phosphate.
Described stabilizer is sodium metasilicate.Stabilizer can improve the stability of bleaching agent, prevent the too fast failure of bleaching agent.
Described inserts includes one or both of sodium sulphate or sodium chloride.
A kind of to be used for the preparation method for the low form bleaching agent that indigo cowboy is decolourized, this method is：Will by feeding method is intersected
Each component is added to mixer, stirs 8-12min under 15-25r/min rotating speed afterwards, that is, be made it is described be used for it is indigo
The low form bleaching agent that cowboy is decolourized.
As preferred technical scheme, described mixer is DSN type cantilever asymmetric double cone and screw mixers.
Described intersection feeding method specifically includes following steps：
1) SODIUM PERCARBONATE, peroxidase, pH buffer, stabilizer and inserts are respectively divided into 20 equal portions；
2) first 5% inserts is added to mixer, 5% SODIUM PERCARBONATE, 5% peroxidating is separately added into afterwards
Thing enzyme, 5% pH buffer and 5% stabilizer；
3) respectively into mixer add 5% inserts, 5% SODIUM PERCARBONATE, 5% peroxidase, 5% pH
Buffer and 5% stabilizer, and the charging sequence and step 2 of each component) in each component charging sequence it is identical；
4) repeat step 3), until all components are all added to mixer.
A kind of to be used for the application for the low form bleaching agent that indigo cowboy is decolourized, the application process of the bleaching agent is：This is floated
White agent is added into 20-30 DEG C of water, after being well mixed, and adds indigo denim fabric to be bleached, and soaks 5-30min.
As preferred technical scheme, using when, the mass concentration of described bleaching agent in water is 0.5-2g/L.
Peroxidase is the class oxidoreducing enzyme by microorganism or plant generation, and the marker enzyme of peroxisome is
Catalase, can catalyzing hydrogen peroxide and peroxide to the oxidations of various organic matters and inorganic matter.
The present invention operation principle be：SODIUM PERCARBONATE is dissolved in after water, generation sodium carbonate and hydrogen peroxide, simultaneously because pH is slow
The effect of electuary, the pH value of the bleaching agent aqueous solution can be maintained at 4.0-4.5；Under conditions of 20-30 DEG C, Catalyzed Synthesis By Peroxidase
Hydrogen peroxide and SODIUM PERCARBONATE carry out oxidation Decomposition to the bipseudoindoxyl dye in indigo denim fabric, realize cold bleaching.
Compared with prior art, the invention has the characteristics that：
1) according to SODIUM PERCARBONATE hydrolysis produce hydrogen peroxide and peroxidase can low-temperature catalyzed hydrogen peroxide the bottom of to
The performance characteristics that thing is aoxidized, peroxidase is mixed with SODIUM PERCARBONATE, and is peroxidating by components such as pH buffers
Thing enzyme builds suitable environment, enables peroxidase catalyzing hydrogen peroxide at low temperature, to the indigo in indigo denim fabric
Blue dyestuff carries out oxidation Decomposition, reduces the temperature bleached needed for indigo cowboy, energy-saving, and bleaching effect is excellent；
2) compared with traditional SODIUM PERCARBONATE oxygen bleaching mode, do not need, using highly basic such as NaOH, to not only reduce cost of material,
And because the addition of highly basic can reduce fabric strength, thus present invention, avoiding the adverse effect to fabric strength, safety and environmental protection；
3) need to only add a small amount of peroxidase can reach higher catalytic activity, and easily prepared and application.
Embodiment
With reference to specific embodiment, the present invention is described in detail.The present embodiment is premised on technical solution of the present invention
Implemented, give detailed embodiment and specific operating process, but protection scope of the present invention be not limited to it is following
Embodiment.
Embodiment 1：
A kind of low form bleaching agent decolourized for indigo cowboy, the bleaching agent includes following components and parts by weight content：
15 parts of 40 parts of SODIUM PERCARBONATE, 7 parts of peroxidase, 15 parts of pH buffer, 12 parts of stabilizer and inserts.
Wherein, the enzymatic activity of peroxidase is 1500U/g；PH buffer includes acidic materials and alkaline matter, and
The mass ratio of acidic materials and alkaline matter is 50:1, acidic materials are sodium dihydrogen phosphate, and alkaline matter includes disodium hydrogen phosphate
And sodium tripolyphosphate；Stabilizer is sodium metasilicate；Inserts is sodium chloride.
The preparation method of the low form bleaching agent is：Each component is added to mixer by feeding method is intersected, Zhi Hou
12min is stirred under 15r/min rotating speed, that is, the low form bleaching agent decolourized for indigo cowboy is made.
Wherein, intersect feeding method and specifically include following steps：
1) SODIUM PERCARBONATE, peroxidase, pH buffer, stabilizer and inserts are respectively divided into 20 equal portions；
2) first 5% inserts is added to mixer, 5% SODIUM PERCARBONATE, 5% peroxidating is separately added into afterwards
Thing enzyme, 5% pH buffer and 5% stabilizer；
3) respectively into mixer add 5% inserts, 5% SODIUM PERCARBONATE, 5% peroxidase, 5% pH
Buffer and 5% stabilizer, and the charging sequence and step 2 of each component) in each component charging sequence it is identical；
4) repeat step 3), until all components are all added to mixer.
The application process of the bleaching agent is：The bleaching agent is added into 20 DEG C of water, after being well mixed, adds and waits to bleach
Indigo denim fabric, soak 30min.
Embodiment 2：
A kind of low form bleaching agent decolourized for indigo cowboy, the bleaching agent includes following components and parts by weight content：
25 parts of 50 parts of SODIUM PERCARBONATE, 3 parts of peroxidase, 25 parts of pH buffer, 8 parts of stabilizer and inserts.
Wherein, the enzymatic activity of peroxidase is 1800U/g；PH buffer includes acidic materials and alkaline matter, and
The mass ratio of acidic materials and alkaline matter is 10:1, acidic materials are anhydrous citric acid, and alkaline matter is sodium tripolyphosphate；Surely
Agent is determined for sodium metasilicate；Inserts is sodium sulphate.
The preparation method of the low form bleaching agent is：Each component is added to mixer by feeding method is intersected, Zhi Hou
8min is stirred under 25r/min rotating speed, that is, the low form bleaching agent decolourized for indigo cowboy is made.
Wherein, intersect feeding method and specifically include following steps：
1) SODIUM PERCARBONATE, peroxidase, pH buffer, stabilizer and inserts are respectively divided into 20 equal portions；
2) first 5% inserts is added to mixer, 5% SODIUM PERCARBONATE, 5% peroxidating is separately added into afterwards
Thing enzyme, 5% pH buffer and 5% stabilizer；
3) respectively into mixer add 5% inserts, 5% SODIUM PERCARBONATE, 5% peroxidase, 5% pH
Buffer and 5% stabilizer, and the charging sequence and step 2 of each component) in each component charging sequence it is identical；
4) repeat step 3), until all components are all added to mixer.
The application process of the bleaching agent is：The bleaching agent is added into 30 DEG C of water, after being well mixed, adds and waits to bleach
Indigo denim fabric, soak 5min.
Embodiment 3：
A kind of low form bleaching agent decolourized for indigo cowboy, the bleaching agent includes following components and parts by weight content：
17 parts of 42 parts of SODIUM PERCARBONATE, 6 parts of peroxidase, 17 parts of pH buffer, 11 parts of stabilizer and inserts.
Wherein, the enzymatic activity of peroxidase is 1600U/g；PH buffer includes acidic materials and alkaline matter, and
The mass ratio of acidic materials and alkaline matter is 20:1, acidic materials include adipic acid and anhydrous citric acid, and alkaline matter includes
Sodium tripolyphosphate and disodium hydrogen phosphate；Stabilizer is sodium metasilicate；Inserts includes sodium sulphate and sodium chloride.
The preparation method of the low form bleaching agent is：Each component is added to mixer by feeding method is intersected, Zhi Hou
10min is stirred under 20r/min rotating speed, that is, the low form bleaching agent decolourized for indigo cowboy is made.
Wherein, intersect feeding method and specifically include following steps：
1) SODIUM PERCARBONATE, peroxidase, pH buffer, stabilizer and inserts are respectively divided into 20 equal portions；
2) first 5% inserts is added to mixer, 5% SODIUM PERCARBONATE, 5% peroxidating is separately added into afterwards
Thing enzyme, 5% pH buffer and 5% stabilizer；
3) respectively into mixer add 5% inserts, 5% SODIUM PERCARBONATE, 5% peroxidase, 5% pH
Buffer and 5% stabilizer, and the charging sequence and step 2 of each component) in each component charging sequence it is identical；
4) repeat step 3), until all components are all added to mixer.
The application process of the bleaching agent is：The bleaching agent is added into 25 DEG C of water, after being well mixed, adds and waits to bleach
Indigo denim fabric, soak 15min.
Embodiment 4：
A kind of low form bleaching agent decolourized for indigo cowboy, the bleaching agent includes following components and parts by weight content：
23 parts of 48 parts of SODIUM PERCARBONATE, 4 parts of peroxidase, 23 parts of pH buffer, 9 parts of stabilizer and inserts.
Wherein, the enzymatic activity of peroxidase is 1700U/g；PH buffer includes acidic materials and alkaline matter, and
The mass ratio of acidic materials and alkaline matter is 30:1, acidic materials include adipic acid, anhydrous citric acid and sodium dihydrogen phosphate, alkali
Property material be sodium tripolyphosphate；Stabilizer is sodium metasilicate；Inserts is sodium chloride.
The preparation method of the low form bleaching agent is：Each component is added to mixer by feeding method is intersected, Zhi Hou
11min is stirred under 18r/min rotating speed, that is, the low form bleaching agent decolourized for indigo cowboy is made.
Wherein, intersect feeding method and specifically include following steps：
1) SODIUM PERCARBONATE, peroxidase, pH buffer, stabilizer and inserts are respectively divided into 20 equal portions；
2) first 5% inserts is added to mixer, 5% SODIUM PERCARBONATE, 5% peroxidating is separately added into afterwards
Thing enzyme, 5% pH buffer and 5% stabilizer；
3) respectively into mixer add 5% inserts, 5% SODIUM PERCARBONATE, 5% peroxidase, 5% pH
Buffer and 5% stabilizer, and the charging sequence and step 2 of each component) in each component charging sequence it is identical；
4) repeat step 3), until all components are all added to mixer.
Embodiment 5：
A kind of low form bleaching agent decolourized for indigo cowboy, the bleaching agent includes following components and parts by weight content：
20 parts of 45 parts of SODIUM PERCARBONATE, 5 parts of peroxidase, 20 parts of pH buffer, 10 parts of stabilizer and inserts.
Wherein, the enzymatic activity of peroxidase is 1650U/g；PH buffer includes acidic materials and alkaline matter, and
The mass ratio of acidic materials and alkaline matter is 40:1, acidic materials are adipic acid, and alkaline matter includes sodium tripolyphosphate and phosphorus
Sour disodium hydrogen；Stabilizer is sodium metasilicate；Inserts is sodium sulphate.
The preparation method of the low form bleaching agent is：Each component is added to mixer by feeding method is intersected, Zhi Hou
9min is stirred under 22r/min rotating speed, that is, the low form bleaching agent decolourized for indigo cowboy is made.
Wherein, intersect feeding method and specifically include following steps：
1) SODIUM PERCARBONATE, peroxidase, pH buffer, stabilizer and inserts are respectively divided into 20 equal portions；
2) first 5% inserts is added to mixer, 5% SODIUM PERCARBONATE, 5% peroxidating is separately added into afterwards
Thing enzyme, 5% pH buffer and 5% stabilizer；
3) respectively into mixer add 5% inserts, 5% SODIUM PERCARBONATE, 5% peroxidase, 5% pH
Buffer and 5% stabilizer, and the charging sequence and step 2 of each component) in each component charging sequence it is identical；
4) repeat step 3), until all components are all added to mixer.
Comparative example：
Conventional SODIUM PERCARBONATE high-temperature bleaching agent includes following components and parts by weight content：45 parts of SODIUM PERCARBONATE, activator
TAED4.5 parts, 50.5 parts of inserts.
By the high-temperature bleaching agent in bath raio 1:20th, 25min is bleached to indigo denim fabric at 80 DEG C of temperature, as a result such as following table
It is shown：
| Before bleaching | After bleaching | |
| Whiteness | 20.17 | 80.26 |
By the low form bleaching agent prepared in embodiment 5 in bath raio 1:20th, to indigo denim fabric at 30 DEG C of temperature
25min is bleached, it is as a result as shown in the table：
| Before drift | After drift | |
| Whiteness | 20.06 | 80.70 |
As a result show, low form bleaching agent is compared with conventional SODIUM PERCARBONATE high-temperature bleaching agent, to indigo denim fabric
Bleaching effect is almost consistent, illustrates that low form bleaching agent while excellent bleaching effect is ensured, can significantly reduce bleaching
Temperature, with prominent energy-conserving and environment-protective meaning.
The above-mentioned description to embodiment is understood that for ease of those skilled in the art and using invention.
Person skilled in the art obviously can easily make various modifications to these embodiments, and described herein general
Principle is applied in other embodiment without passing through performing creative labour.Therefore, the invention is not restricted to above-described embodiment, ability
Field technique personnel are according to the announcement of the present invention, and not departing from improvement and modification that scope made all should be the present invention's
Within protection domain.
Claims (10)
1. a kind of low form bleaching agent decolourized for indigo cowboy, it is characterised in that the bleaching agent is including following components and again
Measure part content：40-50 parts of SODIUM PERCARBONATE, 3-7 parts of peroxidase, 15-25 parts of pH buffer, 8-12 parts of stabilizer and inserts
15-25 parts.
2. a kind of low form bleaching agent decolourized for indigo cowboy according to claim 1, it is characterised in that the bleaching
Agent includes following components and parts by weight content：It is 42-48 parts of SODIUM PERCARBONATE, 4-6 parts of peroxidase, 17-23 parts of pH buffer, steady
Determine 17-23 parts of 9-11 parts of agent and inserts.
3. a kind of low form bleaching agent decolourized for indigo cowboy according to claim 1, it is characterised in that described
The enzymatic activity of peroxidase is 1500-1800U/g.
4. a kind of low form bleaching agent decolourized for indigo cowboy according to claim 1, it is characterised in that described
PH buffer includes acidic materials and alkaline matter, and described acidic materials and the mass ratio of alkaline matter are 50-10:1.
5. a kind of low form bleaching agent decolourized for indigo cowboy according to claim 4, it is characterised in that described
Acidic materials include the one or more in adipic acid, anhydrous citric acid or sodium dihydrogen phosphate, and described alkaline matter includes three
One or both of polyphosphate sodium or disodium hydrogen phosphate.
6. a kind of low form bleaching agent decolourized for indigo cowboy according to claim 1, it is characterised in that described
Stabilizer is sodium metasilicate.
7. a kind of low form bleaching agent decolourized for indigo cowboy according to claim 1, it is characterised in that described
Inserts includes one or both of sodium sulphate or sodium chloride.
8. a kind of be used for the preparation method for the low form bleaching agent that indigo cowboy is decolourized as described in any one of claim 1 to 7,
Characterized in that, this method is：Each component is added to mixer by feeding method is intersected, afterwards in 15-25r/min rotating speed
Lower stirring 8-12min, that is, be made the described low form bleaching agent that indigo cowboy is decolourized that is used for.
9. a kind of preparation method of low form bleaching agent decolourized for indigo cowboy according to claim 8, its feature
It is, described intersection feeding method specifically includes following steps：
1) SODIUM PERCARBONATE, peroxidase, pH buffer, stabilizer and inserts are respectively divided into 20 equal portions；
2) first 5% inserts is added to mixer, 5% SODIUM PERCARBONATE, 5% peroxide is separately added into afterwards
Enzyme, 5% pH buffer and 5% stabilizer；
3) into mixer, the inserts of addition 5%, 5% SODIUM PERCARBONATE, 5% peroxidase, 5% pH are buffered respectively
Agent and 5% stabilizer, and the charging sequence and step 2 of each component) in each component charging sequence it is identical；
4) repeat step 3), until all components are all added to mixer.
10. a kind of be used for the application for the low form bleaching agent that indigo cowboy is decolourized as described in any one of claim 1 to 7, its
It is characterised by, the application process of the bleaching agent is：The bleaching agent is added into 20-30 DEG C of water, after being well mixed, addition is treated
The indigo denim fabric of bleaching, soaks 5-30min.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710532968.2A CN107326646A (en) | 2017-07-03 | 2017-07-03 | A kind of low form bleaching agent decolourized for indigo cowboy and its preparation and application |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710532968.2A CN107326646A (en) | 2017-07-03 | 2017-07-03 | A kind of low form bleaching agent decolourized for indigo cowboy and its preparation and application |
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| CN107326646A true CN107326646A (en) | 2017-11-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109629270A (en) * | 2018-11-27 | 2019-04-16 | 纤化（上海）生物化工股份有限公司 | A kind of soap enzyme and its preparation process for denim fabric washing |
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| CN102561008A (en) * | 2012-01-10 | 2012-07-11 | 江门市宝发纺织服饰制造有限公司 | Denim washing pumice-replaced environmental biological coarse pattern enzyme preparation and application thereof |
| CN102747622A (en) * | 2012-07-18 | 2012-10-24 | 绍兴文理学院 | Stripping agent of indigo dyed pure cotton jean and stripping method thereof |
| CN104532543A (en) * | 2014-12-23 | 2015-04-22 | 纤化（上海）生物化工股份有限公司 | Low-temperature bleaching enzyme preparation for indigo denim discoloring as well as preparation method and application of low-temperature bleaching enzyme preparation |
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2017
- 2017-07-03 CN CN201710532968.2A patent/CN107326646A/en active Pending
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| WO1992018683A1 (en) * | 1991-04-12 | 1992-10-29 | Novo Nordisk A/S | Process for bleaching of dyed textiles |
| CN1158647A (en) * | 1994-10-20 | 1997-09-03 | 诺沃挪第克公司 | Bleaching process comprising use of a phenol oxidizing enzyme, a hydrogen peroxide source and an enhancing agent |
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| CN109629270A (en) * | 2018-11-27 | 2019-04-16 | 纤化（上海）生物化工股份有限公司 | A kind of soap enzyme and its preparation process for denim fabric washing |
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Application publication date: 20171107 |