CN104341796A - Method for preparing dye - Google Patents
Method for preparing dye Download PDFInfo
- Publication number
- CN104341796A CN104341796A CN201410619287.6A CN201410619287A CN104341796A CN 104341796 A CN104341796 A CN 104341796A CN 201410619287 A CN201410619287 A CN 201410619287A CN 104341796 A CN104341796 A CN 104341796A
- Authority
- CN
- China
- Prior art keywords
- dyestuff
- fur
- preparation
- power
- uncommon
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Cosmetics (AREA)
Abstract
The invention provides a method for preparing a dye. The method comprises the following steps: (A) firstly weighing raw materials (in parts by mass) of the dye, and mixing uniformly, so as to form a first mixture; (B) carrying out drying-degassing, tabletting molding and crushing-granulating on the first mixture, so as to form a granular finished product. According to the method for preparing the dye, provided by the embodiments of the invention, more convenience is provided for users; the fluidity of the dye finished product is improved by compaction and granulation methods; granules flow easier than powder, and caking can be prevented, so that the granules have higher flow rate and can be more uniformly filled into containers and be more uniformly packaged. In addition, the release of dust in the powder wastes the materials, can cause injury to workers, easily causes allergy and increases the amount of labor of after-treatment, however, the volume of dust of the granules is much lower than that of the powder, so that the problems resulting from the dust are solved, the cross contamination among all batches is prevented, and the pollution to a working environment is reduced.
Description
Technical field
The present invention relates to dyestuff manufacture field, in particular to a kind of preparation method of dyestuff.
Background technology
Dyestuff to make certain color be attached to material on fiber, and difficult drop-off, variable color.Dyestuff is usually soluble in water, and a part of dyestuff needs mordant that dyestuff can be attached on fiber.Archaeological materials show, and staining technique has more than 5,000 years history in India and the Middle East.Dyestuff is at that time from animals and plants or mineral substance, very few through process.
China is weaving big country, has complete upper, middle and lower trip system, has larger dyestuff market.Along with the cancellation of textile quotas, China's textile exports amount will strengthen further, and this can pull the domestic demand of China's dye product undoubtedly further, expands its domestic market.In addition, along with the development of Chinese national economy and the raising of living standards of the people, the people, to the change of the consumption idea such as clothes, fabric, will promote the quick rising of domestic market to dyestuff demand and the optimization of dye species structure.Wherein, environmental protection, high color fastness, dyestuff attractive in appearance will obtain larger market.
Dye industry is the conventional industries of national economy, and national industrial policies guide dye industry to strengthen Technical investment energetically, supports that dye industry is from traditional extensive style, labor-intensive industry, progressively changes to intensive capital concentrated industry." industry restructuring guidance list (basis in 2011) " that the National Development and Reform Commission promulgates specify that the direction and focus that Industry Structure adjusts, wherein by " high fixation rate, high color fastness, high enhancing, high levelling property, high circulation ratio, low contamination and less salt, low temperature, the reactive dyestuffs of short liquor dyeing use and wet short steaming and rolling dyeing, superb microdenier polyester fibers dyeability, high washing fastness, height stained with rate, high light fastness and low contamination, the dispersed dye of short liquor dyeing, for tynex, metal-free weak acid dye of wool and leather coloring and dye and dye intermediate cleaner production, the development & application of essential safety new technology " list in and encourage class investment project.
The apparent condition of current finished product dyestuff is all Powdered, and dust is comparatively large, and density is little so bring a lot of inconvenience to production, transport, user, also result in the very big pollution of environment.Such as dyestuff is almost difficult to collect at the material carrying out being scattered in the process used ground, brings very large difficult treatment, also pollutes Working environment, but also can affect the health of operator, easily cause allergy to follow-up treatment step.
In view of this, special proposition the present invention.
Summary of the invention
The first object of the present invention is the preparation method providing a kind of dyestuff, the preparation method of described dyestuff have dust little, pollute the advantages such as little.
In order to realize above-mentioned purpose of the present invention, spy by the following technical solutions:
Embodiments provide a kind of preparation method of dyestuff, comprise the steps:
(A) first dyestuff is weighed according to raw-material mass fraction, mix and become the first mixture;
(B) granular finished product is become by after described first mixture dry degassing, compression molding and broken whole grain forming step.
The preparation method of the dyestuff that the embodiment of the present invention provides, for user provides more convenience.The method of carrying out compacting granulation by the present invention improves the mobility of dyestuff finished product, because particle flowing easier than powder and can prevent from luming.Therefore, particle has higher flow and can more uniformly filling container and packaging.In addition, in powder, the release of dust is not only wasted material and also can be damaged easy sensitization to workman, and add the labor capacity of post-processed, it is then few many that the dust of particle compares powder, eliminate the problem that dust brings, and prevent the crossed contamination between each batch, reduce the pollution of Working environment.
Preferably, dry degassing preferably adopts compression degassed, to improve the degree of compactness of the first mixture, is conducive to subsequent step and carries out compressing tablet.
Preferably, the granularity of described granular finished product is between 0.2-3mm, and granularity preferably controls in this scope, and be more convenient for transport and storage, carrying out, in dyeing course, improving wettability or scatter coefficient.In some cases, compacting granulation can change material to sinking or to the proneness floated, to meet the application demand of client.Particle, than powder more crypto set, makes it to sink on the contrary, the surface portion of particle is all put in liquid and can makes its more wetting and dissolving.
Preferably, in described step (B), in the step of carrying out compression molding, adopt pressure roller to carry out, the hardness of particle can be changed by roll-in, strengthen the shatter strength of dyestuff finished product or speed of disintegrating faster.
Preferably, barrel velocity is set as 10-15rad/min, and platen pressure is set as 18-25MPa, and under the condition of this parameter, the compressing tablet of particle is effective, can reach the finally shaping hardness needed for product.
Preferably, in described step (B), also comprising between described first mixture dry degassing and compression molding step the step stirred described first mixture, the stir speed (S.S.) of carrying out stirring controls at 100-200rad/min.
Preferably, the churning time of carrying out stirring controls at 30-40min, preferably carries out again stirring to mix, carried out compressing tablet after being conducive to before carrying out compression molding.
Preferably, in described step (B), the screening step for being sieved by meal is also comprised after broken whole grain forming step, shaping granular product can directly use, but the granular product of not one-tenth fallen short of specifications by after screening, can reclaim.
Preferably, the meal that described screening is got off returns and carries out step (B), and the shaping meal that do not have sieved can carry out recycling continuation dry degassing, to improve the utilization ratio of raw material.
Preferably, carrying out step (B) equipment used is dry method rolling granulating machine.The specific works flow process of use granulating equipment is: dry material adds from granulating equipment top, enters pair roller through degassed, preloaded helical compression, makes material produce viscous deformation and be compressed into sheet under the great squeeze effect of pair roller.Sheet material passes through the processes such as fragmentation, whole grain, screening again, obtains granular product.The large I of pressure regulates according to the pressure of the needs of granulation operations by hydraulic ram.The setting of different pressures can obtain the finished particle of varying strength.
Preferably, the horizontal velocity of described dry method rolling granulating machine is 120-150rad/min, and vertical speed is 16-20rad/min.Dry method rolling granulating machine can meet dyestuff and carry out the shaping requirement of whole grain.
Dyestuff can be selected following several:
(1) fur matching stain
Fur matching stain is the special anionic dyestuff of a class, be applicable to various types of furs such as dye rabbit processed, recoon dog skin, raw fox skin, sheepskin, with hair fibre, there is good bonding force and level-dyeing property, have that superior fastness, natural in color, colouring speed are fast, dermatotome painted shallow, clean that rate is high, dyeing temperature just can obtain good Color more than 60 DEG C, and aromatic amine that can be not carcinogenic containing 23 kinds, belong to environment-friendly dye.
(2) the upper white dyestuff of the acid grass of fur
The upper white dyestuff of the acid grass of fur is the special anionic dyestuff of a class, be mainly used in various fur (rabbit, sheepskin, raw fox skin, recoon dog skin) make white effect on double-colored and grass, different from dyestuff white on traditional grass, the white pin whiteness that this dyestuff makes is good, resistance to oxidation degree is high, not easy to change, and any fur applied widely is all applicable, in dyeing course also on more traditional grass white dyestuff be suitable for convenient, dyeing temperature requires low at 65 DEG C, dyeing compatibleness is good, dyefastness is good, clean rate height can reach more than 98% waste liquid dyestuff and remain that considerably less (on traditional grass, white dyestuff waste liquid dyestuff is residual very many, clean rate only can reach 30%-45%).
(3) fur oxidation dye
Fur oxidation dye is the dyestuff that a class is developed the color on hair fibre by oxygenizement, is applicable to the dyeing of various gettering skin.Be applicable to normal temperature and low temperature dyeing, dye under neutrality and weak basic condition, have good bonding force with hair fibre, the fleece color and luster natural brightness true to nature dyed is good.
Compared with prior art, beneficial effect of the present invention is:
(1) for user provides more convenience, the method for carrying out compacting granulation improves the mobility of dyestuff finished product, because particle flowing easier than powder and can prevent from luming.Therefore, particle has higher flow and can more uniformly filling container and packaging.
(2) in powder, the release of dust is not only wasted material and also can be damaged easy sensitization to workman, and add the work that the later stage needs cleaning, it is then few many that the dust of particle compares powder, eliminate the problem that dust brings, and prevent the crossed contamination between each batch, reduce the pollution of Working environment.
(3) carrying out, in dyeing course, improving wettability or scatter coefficient.In some cases, compacting granulation can change material to sinking or to the proneness floated, to meet the application demand of client.Particle, than powder more crypto set, makes it to sink on the contrary, the surface portion of particle is all put in liquid and can makes its more wetting and dissolving.
Embodiment
Below in conjunction with embodiment, embodiment of the present invention are described in detail, but it will be understood to those of skill in the art that the following example only for illustration of the present invention, and should not be considered as limiting the scope of the invention.Unreceipted actual conditions person in embodiment, the condition of conveniently conditioned disjunction manufacturers suggestion is carried out.Agents useful for same or the unreceipted production firm person of instrument, be and can buy by commercially available the conventional products obtained.
Embodiment 1
The preparation method of dyestuff is as follows:
(A) dyestuff is weighed according to raw-material mass fraction, mix and become the first mixture;
(B) granular finished product is become by after the first mixture dry degassing, compression molding and broken whole grain forming step.
Embodiment 2
The preparation method of dyestuff is as follows:
(A) first by matching stain 80 parts, trisodium phosphate 5 parts, Sodium sulfate anhydrous.min(99) 12 parts mixes, bonding agent (bonding agent has: 1631, JFC, 1227, boric acid, CP-5) 3 parts add again, wherein powder auxiliary directly adds, liquid adjuvants adds with the form of atomization preferably by spray, forms the first mixture;
(B) by the first mixture dry degassing, then pressure roller compression molding, the parameter setting of pressure roller is: barrel velocity is set as 10rad/min, platen pressure is set as 18MPa, granular finished product is become after last fragmentation whole grain forming step, finished product is rounded grain shape, and granularity is between 0.2-3mm.
Embodiment 3
The preparation method of dyestuff is as follows:
(A) by mass fraction be first matching stain 40 parts, tripoly phosphate sodium STPP 10 parts, yellow starch gum 30 parts, 5 parts, urea, Sodium sulfate anhydrous.min(99) 10 parts mixes, bonding agent (emulsifying agent PN4991, dispersion agent JS-V966, BASF HP56/K30P) 5 parts add again, wherein powder auxiliary directly adds, liquid adjuvants adds with the form of atomization preferably by spray, forms the first mixture;
(B) use dry method rolling granulating machine to carry out granulation in the first mixture, whether preoperation inspection equipment is firmly stopped tightly without unsettled, brake wheel, switches on power, and in confirmation, lower coating blade and pressure roller have certain gap to start shooting.Enter maintenance model after start, whether start and stop feeding vertical, horizontal feed, pressure roller and whole grain be normal respectively, enters automatic mode after maintenance is normal, clicks parameter device and set vertical speed, horizontal velocity, barrel velocity and pressure respectively.Concrete parameter is as follows: vertical speed is set as 16rad/min, and horizontal velocity is set as 150rad/min, and barrel velocity is set as 15rad/min, and platen pressure is set as 25MPa;
(C) parameter setting good after, first by the first mixture from charging opening drop into carry out compression degassed after, stirring 30min is carried out under the condition that stir speed (S.S.) controls at 100rad/min, then pressure roller compression molding, granular finished product is become after last fragmentation whole grain forming step, finished product is bar shaped, and granularity is between 0.2-3mm, and the opening for feed being returned granulating equipment by the meal sieved is recycled.
Embodiment 4
The preparation method of dyestuff is as follows:
(A) by mass fraction be first oxidation dye 95 parts, salt 1 part, Sodium sulfate anhydrous.min(99) 3 parts mixes, mediate agent (dispersion agent JS-V966, BASF HP56/K30P, boric acid, No. 30, white oil) 1 part add again, wherein powder auxiliary directly adds, and liquid adjuvants adds with the form of atomization preferably by spray, forms the first mixture;
(B) use dry method rolling granulating machine to carry out granulation in the first mixture, whether preoperation inspection equipment is firmly stopped tightly without unsettled, brake wheel, switches on power, and in confirmation, lower coating blade and pressure roller have certain gap to start shooting.Enter maintenance model after start, whether start and stop feeding vertical, horizontal feed, pressure roller and whole grain be normal respectively, enters automatic mode after maintenance is normal, clicks parameter device and set vertical speed, horizontal velocity, barrel velocity and pressure respectively.Concrete parameter is as follows: vertical speed is set as 20rad/min, and horizontal velocity is set as 120rad/min, and barrel velocity is set as 15rad/min, and platen pressure is set as 25MPa;
(C) parameter setting good after, first by the first mixture from charging opening drop into carry out compression degassed after, stirring 40min is carried out under the condition that stir speed (S.S.) controls at 200rad/min, then pressure roller compression molding, granular finished product is become after last fragmentation whole grain forming step, finished product is rice particle shape, and granularity is between 0.2-3mm, and the opening for feed being returned granulating equipment by the meal sieved is recycled.
Dyestuff can select the kind of matching stain to be: for all matching stains of fur coat dyeing, as the uncommon power generation product of Fan Bo company, uncommon power two generation product, uncommon power BB series product, uncommon power F series product, uncommon power R series product, and acid series product etc.Specific product title is as follows: uncommon power D fur black D H-CB, uncommon power D fur black D ERL, uncommon power D fur black D 5BK, uncommon power D fur black D ZPA, uncommon power D fur black D HB, uncommon power D fur black D T, uncommon power D fur black D BHD, uncommon power D fur black D HM, uncommon power D fur black D 2T, uncommon power fur black D T, uncommon power fur black D C, uncommon power fur black D H, uncommon power fur brown C-NB, uncommon power D fur black D C-LR, uncommon power fur brown TR, the uncommon deep brown NRB of power fur, the uncommon yellowish-brown R-OD of power fur, the uncommon golden yellow GMK of power, uncommon power fur carbon ash OS, the uncommon silver grey SR of power fur, uncommon power fur acid blue L-BE, the yellow NT of uncommon power fur, the blue RT of uncommon power fur, the uncommon red BF of power, the uncommon red BA of power fur, uncommon power fur orange FGS, uncommon power viridon DM.Uncommon power D fur black D BBM-II, uncommon power D fur black D H-CB-II, uncommon power fur brown C-LR-II, uncommon power fur brown C-NB-II wish the red BF-II of power fur, uncommon power fur orange FGS-II, uncommon power fur carbon ash OS-II.Uncommon power D fur black D BBM, uncommon power fur brown BBZ, the blue BBN of uncommon power fur, the uncommon red BBC of power fur, the uncommon red BBA of power fur, the yellow BBG of uncommon power fur.Uncommon power D fur black D F-BL, the uncommon dark brown F-NR of power fur, the uncommon dark brown F-DR of power fur, the uncommon reddish brown F-BR of power fur, the uncommon yellowish-brown F-BW of power fur, the uncommon red F-2R of power fur, the uncommon red F-TR of power fur, the blue F-TB of uncommon power fur, the blue F-KB of uncommon power fur, the yellow F-GY of uncommon power fur, the yellow F-GR of uncommon power fur, the purple F-TV of uncommon power fur, uncommon power fur orange F-RE, uncommon power viridon F-DG.The uncommon red R-AR of power fur, the uncommon red R-BR of power fur, the blue R-AB of uncommon power fur, the yellow R-AY of uncommon power fur, uncommon power fur brown R-CR, uncommon power D fur black D R-BM, uncommon power D fur black D R-BE.
Dyestuff also can select the kind of the upper white dyestuff of acid grass to be: be applicable to fur coat dyeing all produce the upper white effect of grass acidity, dispersion, neutral dye.As prompt power generation product, prompt power two generation product, prompt power MB series product, the Ai Lite pulling color series product of Fan Bo company.Specific product title is as follows: the black MN-VB of prompt power, prompt power D fur black D M-DHB, prompt power D fur black D M-DNR, prompt power D fur black D MN-DNR, prompt power D fur black D MN-VC, prompt power D fur black D M-VP, prompt power D fur black D M-HD, the blue MN-DR of prompt power fur, the blue MN-DBY of prompt power fur, the purple MN-5D of prompt power fur, the red MN-B2R of prompt power fur, the yellow MN-2R of prompt power fur, the yellow MN-2G of prompt power fur, prompt power fur brown MN-VR, prompt power fur brown MN-2D, prompt power fur ash MN-DL, prompt power fur ash MN-CR, the red MN-2B of prompt power fur.Prompt power D fur black D MN-VC-II, prompt power fur brown MN-2D-II, the yellow MN-2G-II of prompt power fur, prompt power fur blue MN-DR-II, the red MN-2B-II of prompt power fur.Prompt power D fur black D MB-TBW, prompt power fur brown MB-TNR, prompt power fur brown MB-TBR, the red MB-T2R of prompt power fur, the yellow MB-TNG of prompt power fur, the blue MB-TNB of prompt power fur, the purple MB-T6V of prompt power fur.The black SAK of blue SAE, Ai Lite pulling color palm fibre SAN, Ai Lite pulling color of yellow SAY, Ai Lite pulling color of Ai Lite pulling color red SAR, Ai Lite pulling color golden yellow SAG, Ai Lite pulling color ash SAC, Ai Lite pulling color.
Dyestuff can the kind of selective oxidation dyestuff be comprise all dyestuff intermediates being applicable to fur coat oxidising dyeing.Ai Lite as Fan Bo company be oxidized black LB, Ai Lite be oxidized black FB, Ai Lite be oxidized grey BC, Ai Lite be oxidized brown D, Ai Lite be oxidized brown NZ, Ai Lite be oxidized cream-coloured EG, Ai Lite be oxidized brown P, Ai Lite be oxidized brown C, Ai Lite be oxidized yellow 3GA, Ai Lite be oxidized grey blue BE, Ai Lite be oxidized black KF.
By the preparation method of dyestuff of the present invention, solve the traditional drawback of dyestuff, dust is large, poorly soluble, volume is large.Applicable prilling process is have found by research, show that dye granule size remains between 0.2-3mm and would not affect coloration result, different granular forms does not have too much influence to coloration result, and the outward appearance of dyestuff can make different shapes, as bar shaped, soccer star, ellipse, grain of rice shape.
Although illustrate and describe the present invention with specific embodiment, however it will be appreciated that can to make when not deviating from the spirit and scope of the present invention many other change and amendment.Therefore, this means to comprise all such changes and modifications belonged in the scope of the invention in the following claims.
Claims (10)
1. a preparation method for dyestuff, is characterized in that, comprises the steps:
(A) first dyestuff is weighed according to raw-material mass fraction, mix and become the first mixture;
(B) granular finished product is become by after described first mixture dry degassing, compression molding and broken whole grain forming step.
2. the preparation method of dyestuff according to claim 1, is characterized in that, the granularity of described granular finished product is between 0.2-3mm.
3. the preparation method of dyestuff according to claim 1, is characterized in that, in described step (B), in the step of carrying out compression molding, adopts pressure roller to carry out.
4. the preparation method of dyestuff according to claim 3, is characterized in that, barrel velocity is set as 10-15rad/min, and platen pressure is set as 18-25MPa.
5. the preparation method of dyestuff according to claim 1, it is characterized in that, in described step (B), also comprising between described first mixture dry degassing and compression molding step the step stirred described first mixture, the stir speed (S.S.) of carrying out stirring controls at 100-200rad/min.
6. the preparation method of dyestuff according to claim 5, is characterized in that, the churning time of carrying out stirring controls at 30-40min.
7. the preparation method of dyestuff according to claim 1, is characterized in that, in described step (B), also comprises the screening step for being sieved by meal after broken whole grain forming step.
8. the preparation method of dyestuff according to claim 7, is characterized in that, the meal that described screening is got off returns and carries out step (B).
9. the preparation method of the dyestuff according to any one of claim 1-8, is characterized in that, carrying out step (B) equipment used is dry method rolling granulating machine.
10. the preparation method of dyestuff according to claim 9, is characterized in that, the horizontal velocity of described dry method rolling granulating machine is 120-150rad/min, and vertical speed is 16-20rad/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410619287.6A CN104341796A (en) | 2014-11-06 | 2014-11-06 | Method for preparing dye |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410619287.6A CN104341796A (en) | 2014-11-06 | 2014-11-06 | Method for preparing dye |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104341796A true CN104341796A (en) | 2015-02-11 |
Family
ID=52498291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410619287.6A Pending CN104341796A (en) | 2014-11-06 | 2014-11-06 | Method for preparing dye |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104341796A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105558351A (en) * | 2016-01-11 | 2016-05-11 | 浙江国光生化股份有限公司 | Preparation method of granular composite L-amino acid feed additive |
| CN105661041A (en) * | 2016-01-11 | 2016-06-15 | 浙江国光生化股份有限公司 | Method for preparing granular feed additives based on powdery L-shaped amino acids |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1048905A (en) * | 1990-05-30 | 1991-01-30 | 惠彬 | Dye stuff polymerzation bathless dry dyeing method for leather dyeing |
| CN1264407A (en) * | 1997-07-21 | 2000-08-23 | 克拉瑞特金融(Bvi)有限公司 | Granular compacts, their production and use |
| CN1447842A (en) * | 2000-08-21 | 2003-10-08 | 西巴特殊化学品控股有限公司 | Granular compacts containing watersoluble dyes |
-
2014
- 2014-11-06 CN CN201410619287.6A patent/CN104341796A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1048905A (en) * | 1990-05-30 | 1991-01-30 | 惠彬 | Dye stuff polymerzation bathless dry dyeing method for leather dyeing |
| CN1264407A (en) * | 1997-07-21 | 2000-08-23 | 克拉瑞特金融(Bvi)有限公司 | Granular compacts, their production and use |
| CN1447842A (en) * | 2000-08-21 | 2003-10-08 | 西巴特殊化学品控股有限公司 | Granular compacts containing watersoluble dyes |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105558351A (en) * | 2016-01-11 | 2016-05-11 | 浙江国光生化股份有限公司 | Preparation method of granular composite L-amino acid feed additive |
| CN105661041A (en) * | 2016-01-11 | 2016-06-15 | 浙江国光生化股份有限公司 | Method for preparing granular feed additives based on powdery L-shaped amino acids |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102182072B (en) | Regenerated dermal fiber leather and preparation method thereof | |
| CN101831102B (en) | Aqueous environmentally-friendly leather finishing and delustering handfeel wax assistant and preparation process thereof | |
| CN106948186A (en) | A kind of continuous exhaust dyeing method of fabrics of polyester Non-water washing | |
| CN108086014A (en) | Polyester cotton short route dyeing and finishing technology | |
| CN206295874U (en) | Printing-ink agitating device | |
| CN107044055A (en) | A kind of method of the few water dyed cotton fabric of cochineal red pigment | |
| CN104341796A (en) | Method for preparing dye | |
| CN110453510A (en) | A kind of complex reducing agent and reduction stain method | |
| CN110284361A (en) | A kind of paper and its preparation method and application with coffee aroma | |
| CN202576677U (en) | Silicon nitrogen serial flame-retardant viscose staple fiber production line | |
| CN106738555A (en) | A kind of method that utilization waste textile prepares pallet | |
| CN100547154C (en) | The stamp discharge technology of polyster fibre TWEED | |
| DE4407801A1 (en) | Treatment of textiles | |
| US20170204560A1 (en) | Dyeing method of denim yarns and fabrics | |
| CN106221447B (en) | A kind of furniture protection paint | |
| CN109989145A (en) | A kind of good hand touch has the blended regeneration cotton yarn and preparation method thereof of anti-radiation effect | |
| CN101701362A (en) | Spinning forming technique of environment-friendly flame-retardant viscose fiber colored filament and staple | |
| CN107503189A (en) | A kind of preparation method for efficiently increasing the compound deep-dyeing agent of deep type | |
| CN105926317A (en) | Energy-saving environment-friendly continuous dyeing process with low water consumption | |
| CN107938317A (en) | A kind of sodolin of crease-resistant easy dyeing and preparation method thereof | |
| CN107761410A (en) | Natural ecological organic plant contaminates denim pad dyeing sizing production technology | |
| CN107715744A (en) | A kind of controllable paste mixer of clothes processing | |
| CN101831235A (en) | Aqueous environmentally-friendly leather surface treatment handfeel oil assistant and preparation process thereof | |
| CN110181633A (en) | A kind of processing method enhancing Wooden woven material colouring power | |
| CN107503195B (en) | A kind of dyeing waste water dyeing inorganic agent and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150211 |