CN105088796A - Textile fluoride-free water-proofing agent, preparation method and application thereof - Google Patents
Textile fluoride-free water-proofing agent, preparation method and application thereof Download PDFInfo
- Publication number
- CN105088796A CN105088796A CN201510577686.5A CN201510577686A CN105088796A CN 105088796 A CN105088796 A CN 105088796A CN 201510577686 A CN201510577686 A CN 201510577686A CN 105088796 A CN105088796 A CN 105088796A
- Authority
- CN
- China
- Prior art keywords
- agent
- proofing agent
- water proofing
- kinds
- polyurethane
- 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
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention provides a textile fluoride-free water-proofing agent, a preparation method and application thereof. The textile fluoride-free water-proofing agent is mainly prepared from the following raw materials in percentage by mass: 5-30 percent of a fluoride-free polymer, 10-20 percent of polyurethane, 3-40 percent of paraffin, 1-5 percent of a surfactant, 0.001-10 percent of an auxiliary, and the balance of water, wherein the content sum of the respective components is 100 percent. By adoption of polyurethane, the textile fluoride-free water-proofing agent is higher in bonding strength with a textile product; furthermore, by self-crosslinking, a three-dimensional network structure is formed, so that the water-proofing performance and the washability of the fluoride-free water-proofing agent are higher. The preparation technology is simple, and the requirement on preparation equipment is reduced.
Description
Technical field
The present invention relates to textile auxiliary field, be specifically related to a kind of textiles without fluoro water proofing agent, preparation method and application thereof.
Background technology
Waterproofing agent can give textile surface hydrophobic performance.Using maximum is in the market fluorine-containing water repellent.Fluorine-containing water repellent price, fluorine-containing raw material used aborning energy consumption high, pollute heavy, be with fluorine-containing material difficult degradation, have biological accumulation toxicity.Floride-free auxiliary agent is adopted to be development trend.
Application on 03 06th, 2010, the Chinese patent application of application number 201080009570.7 discloses a kind of waterproofing agent, comprises polymer, paraffin and dispersant.This patent adopts fusing point lower than the paraffin of 80 degree as key component, and the water proofing property of waterproofing agent and washing durability are limited to.
CN103572603A discloses a kind of textiles without this textiles without fluoro water proofing agent of fluoro water proofing agent and its preparation method and application, describedly comprises following component by mass percentage without fluoro water proofing agent: fluorine free polymer 5-30%, (modification) polythene wax emulsion 3-40%, surfactant 1-5%, auxiliary agent 0.001-10% and water.What this invention provided has good waterproof effect without fluoro water proofing agent, not containing fluorine element, and environmental protection.
Summary of the invention
The present invention aim to provide a kind of textiles without fluoro water proofing agent and manufacture method thereof, apply this textiles without fluoro water proofing agent, make this have better waterproof effect without fluoro water proofing agent, and preparation technology is simpler.
For achieving the above object, the present invention adopts following technical scheme:
On the one hand, the invention provides a kind of textiles without fluoro water proofing agent, described waterproofing agent prepares primarily of following raw material by mass percentage:
Surplus is water, and wherein, described each constituent content sum is 100%.
In the present invention, raw material adopts polyurethane, and itself and textiles have better adhesion, and form three-dimensional net structure by self-crosslinking, make without the water resistance of fluoro water proofing agent and washing fastness better; And paraffin is as one of them component, make preparation technology simpler.
Preferably, described fluorine free polymer is formed by radical polymerization by hydrophobic monomer and function monomer.
Preferably, the mass percent that described hydrophobic monomer and function monomer account for fluorine free polymer is: hydrophobic monomer 90-99%, and function monomer is 1-10%.
Preferably, described hydrophobic monomer is with hydrocarbon hydrophobic grouping and double bond.
Preferably, described hydrocarbon hydrophobic grouping is the mixing of any one or at least two kinds in the hydrophobic alkyl of straight chain, side chain or ring-type.
Preferably, described hydrocarbon hydrophobic grouping is the mixing of any one or at least two kinds in the straight chain of carbon number >=8, branched alkyl, alkyl-substituted phenyl, alkyl substituted cyclohexyl or isobornyl.
Preferably, described function monomer is selected from the monomer of the functional group beyond with a double bond.
Preferably, the functional group of described function monomer is selected from the mixing of amino, hydroxyl, carboxyl, ketone carbonyl, epoxy radicals, trialkyl silyl, blocked isocyanate base, more than one and one carbon-carbon double bond, any one or at least two kinds had in polyethylene oxide segments, tertiary amine group, quaternary ammonium group or band chlorine element.
Preferably, described polyurethane is by polyisocyanates, prepare containing active hydrogen substance, hydrophilizing agent and sealer.
Preferably, each raw material of described polyurethane accounts for the mass percent of polyurethane and is:
Wherein, described each constituent content sum is 100%.
Preferably, described hydrophilizing agent for can react with polyisocyanates, and with the material of hydrophilic radical.
Preferably, described hydrophilic radical is any one or at least two kinds of combinations in secondary amine, tertiary amine, quaternary ammonium or imidazoline group.
Preferably, described sealer is the material with blocking groups.
Preferably, described blocking groups is react with isocyanate groups to generate chemical bond, this chemical bond ambient stable, can rupture, regenerate blocking groups and isocyanate groups during less than 280 DEG C heating.
Preferably, described surfactant is selected from nonionic and/or cationic surface active agent.
Preferably, described auxiliary agent comprises pH adjustment auxiliary agent and secondary solvent.
Preferably, described pH regulates auxiliary agent to comprise the mixing of any one or at least two kinds in acid, alkali or amino acid.
Preferably, described secondary solvent is selected from the mixing of any one or at least two kinds in ethanol, acetone, isopropyl alcohol, propylene glycol, PEG200, dipropylene glycol, tripropylene glycol or four propylene glycol.
Preferably, described initator is selected from the mixing of any one or at least two kinds in persulfate, oil-soluble azo-initiator or water-soluble azo class initator.
Preferably, described initator is selected from the mixing of any one or at least two kinds in ammonium persulfate, azodiisobutyronitrile, azo-bis-isobutyrate hydrochloride.
Second aspect, the invention provides a kind of preparation method without fluoro water proofing agent as described in relation to the first aspect, comprises the following steps:
(1) by fluorine-free monomer, polyisocyanates, add reactor containing active hydrogen substance, hydrophilizing agent and sealer, synthesis of polyurethane;
(2) add pH in the polyurethane obtained in step (1) and regulate auxiliary agent, secondary solvent, paraffin, surfactant, mix, then add water emulsification and remove secondary solvent, obtain target product.
The third aspect.The invention provides a kind of textiles, adopt processing without fluoro water proofing agent as described in relation to the first aspect.
The invention has the beneficial effects as follows:
(1) the present invention adopts polyurethane, and itself and textiles have better adhesion, and form three-dimensional net structure by self-crosslinking, make without the water resistance of fluoro water proofing agent and washing fastness better;
(2) preparation technology of the present invention is simple, reduces the requirement to Preparation equipment.
Detailed description of the invention
For further setting forth the technological means and effect thereof that the present invention takes, further illustrate technical scheme of the present invention below in conjunction with the preferred embodiments of the present invention, but the present invention is not confined in scope of embodiments.
Embodiment 1
Described waterproofing agent prepares primarily of following raw material by mass percentage:
Wherein, each raw material of described polyurethane accounts for the mass percent of polyurethane and is:
The preparation technology of described waterproofing agent:
(1) by fluorine-free monomer, polyisocyanates, add reactor containing active hydrogen substance, hydrophilizing agent and sealer, synthesis of polyurethane;
(2) add pH in the polyurethane obtained in step (1) and regulate auxiliary agent, secondary solvent, paraffin, surfactant, mix, then add water emulsification and remove secondary solvent, obtain target product.
In other embodiment, each component and embodiment 1 are distinguished to some extent, and preparation technology is identical with embodiment 1, below, list the component of each embodiment with subordinate list form.
Embodiment 1
Described waterproofing agent prepares primarily of following raw material by mass percentage:
Wherein, each raw material of described polyurethane accounts for the mass percent of polyurethane and is:
The preparation technology of described waterproofing agent:
Embodiment 2
Described waterproofing agent prepares primarily of following raw material by mass percentage:
Wherein, each raw material of described polyurethane accounts for the mass percent of polyurethane and is:
The preparation technology of described waterproofing agent is with embodiment 1.
Embodiment 3
Described waterproofing agent prepares primarily of following raw material by mass percentage:
Wherein, each raw material of described polyurethane accounts for the mass percent of polyurethane and is:
The preparation technology of described waterproofing agent is with embodiment 1.
Embodiment 4
Described waterproofing agent prepares primarily of following raw material by mass percentage:
Wherein, each raw material of described polyurethane accounts for the mass percent of polyurethane and is:
The preparation technology of described waterproofing agent is with embodiment 1.
Comparative example 1
Described waterproofing agent prepares primarily of following raw material by mass percentage:
Wherein, each raw material of described polyurethane accounts for the mass percent of polyurethane and is:
The preparation technology of described waterproofing agent is with embodiment 1.
Comparative example 2
Described waterproofing agent prepares primarily of following raw material by mass percentage:
Wherein, each raw material of described polyurethane accounts for the mass percent of polyurethane and is:
The preparation technology of described waterproofing agent is with embodiment 1.
Comparative example 3
Described waterproofing agent prepares primarily of following raw material by mass percentage:
The preparation technology of described waterproofing agent is with embodiment 1.
By embodiment 1-4 and comparative example 1-3 to be diluted to solids content without fluoro water proofing agent running water be 1%, get terylene woven fabric one and soak one and roll, 100 DEG C of oven dry, 180 DEG C of heat treatment 30 seconds, measures waterproof effect after cool to room temperature.
Waterproof test:
In order to verify through the waterproof effect without textiles after fluoro water proofing agent process of the present invention, investigate by standard method, to compare.Described standard method adopts GB GB4745-1997 to investigate waterproof effect, and here is method brief introduction.
National standard " GB4745-1997 " test method.
Intercept the sample of 18 × 18cm, compress with clamper, and be installed on the firm banking that to become with level with 45° angle, with in the distilled water of 250mL (20 ± 2 DEG C) or deionized water rapidly and reposefully hopper, by the shower nozzle with sample centre distance in 25-30s, on average and continuously spray towards sample center.Spray complete, rapidly clamper is taken away, make the sample level of facing down into, pat twice lightly, observe sample wetness degree, then use text description and contrast with picture and evaluate its grade.Get 2 mean values.
Rating scale word is:
L level---all wetting by drenching surface.
2 grades---by drenching a surperficial dewetting, namely the summation of fritter wetting surface is about the half of entire area.
3 grades---soak by drenching the surperficial small size only cannot do not had continuously.
4 grades---not wetting by drenching surface, but speckle with droplet.
5 grades---not wetting by drenching surface, also without droplet.
The mechanical stability without fluoro water proofing agent and shelf-stability are also investigated.Mechanical stability adds without fluoro water proofing agent in 10ml centrifuge tube, in centrifuges with the centrifugal 30min of 3000r/min, observes without fluoro water proofing agent with or without wild effects such as floating, layering and precipitations.Shelf-stability at room temperature places 90 days by without fluoro water proofing agent, observes without fluoro water proofing agent with or without wild effects such as floating, layering and precipitations.
Table 1
| Waterproof | Waterproof after washing 10 times | |
| Embodiment 1 | 5+ | 5 |
| Embodiment 2 | 5- | 4+ |
| Embodiment 3 | 6 | 6- |
| Embodiment 4 | 6- | 5+ |
| Comparative example 1 | 4 | 4- |
| Comparative example 2 | 4- | 3+ |
| Comparative example 3 | 3 | 3- |
As can be seen from Table 1.Waterproof effect of the present invention significantly improves.
In sum, the present invention adopts polyurethane, and itself and textiles have better adhesion, and form three-dimensional net structure by self-crosslinking, make without the water resistance of fluoro water proofing agent and washing fastness better; Preparation technology of the present invention is simple, reduces the requirement to Preparation equipment.
Applicant states, the present invention illustrates method detailed of the present invention by above-described embodiment, but the present invention is not limited to above-mentioned method detailed, does not namely mean that the present invention must rely on above-mentioned method detailed and could implement.Person of ordinary skill in the field should understand, any improvement in the present invention, to equivalence replacement and the interpolation of auxiliary element, the concrete way choice etc. of each raw material of product of the present invention, all drops within protection scope of the present invention and open scope.
Claims (9)
1. textiles is without a fluoro water proofing agent, it is characterized in that, described waterproofing agent prepares primarily of following raw material by mass percentage:
Surplus is water, and wherein, described each constituent content sum is 100%.
2. according to claim 1 without fluoro water proofing agent, it is characterized in that, described fluorine free polymer is formed by radical polymerization by hydrophobic monomer and function monomer;
Preferably, the mass percent that described hydrophobic monomer and function monomer account for fluorine free polymer is: hydrophobic monomer 90-99%, and function monomer is 1-10%;
Preferably, described hydrophobic monomer is with hydrocarbon hydrophobic grouping and double bond;
Preferably, described hydrocarbon hydrophobic grouping is the mixing of any one or at least two kinds in the hydrophobic alkyl of straight chain, side chain or ring-type;
Preferably, described hydrocarbon hydrophobic grouping is the mixing of any one or at least two kinds in the straight chain of carbon number >=8, branched alkyl, alkyl-substituted phenyl, alkyl substituted cyclohexyl or isobornyl;
Preferably, described function monomer is selected from the monomer of the functional group beyond with a double bond;
Preferably, the functional group of described function monomer is selected from the mixing of amino, hydroxyl, carboxyl, ketone carbonyl, epoxy radicals, trialkyl silyl, blocked isocyanate base, more than one and one carbon-carbon double bond, any one or at least two kinds had in polyethylene oxide segments, tertiary amine group, quaternary ammonium group or band chlorine element.
3. according to claim 1 and 2 without fluoro water proofing agent, it is characterized in that, described polyurethane is by polyisocyanates, prepare containing active hydrogen substance, hydrophilizing agent and sealer;
Preferably, each raw material of described polyurethane accounts for the mass percent of polyurethane and is:
Wherein, described each constituent content sum is 100%;
Preferably, described hydrophilizing agent for can react with polyisocyanates, and with the material of hydrophilic radical;
Preferably, described hydrophilic radical is any one or at least two kinds of combinations in secondary amine, tertiary amine, quaternary ammonium or imidazoline group;
Preferably, described sealer is the material with blocking groups;
Preferably, described blocking groups is react with isocyanate groups to generate chemical bond, this chemical bond ambient stable, can rupture, regenerate blocking groups and isocyanate groups during less than 280 DEG C heating.
4. according to any one of claim 1-3 without fluoro water proofing agent, it is characterized in that, described surfactant is selected from nonionic and/or cationic surface active agent.
5. according to any one of claim 1-4 without fluoro water proofing agent, it is characterized in that, described auxiliary agent comprise pH regulate auxiliary agent, secondary solvent;
Preferably, described pH regulates auxiliary agent to comprise the mixing of any one or at least two kinds in acid, alkali or amino acid;
Described secondary solvent is selected from the mixing of any one or at least two kinds in ethanol, acetone, isopropyl alcohol, propylene glycol, PEG200, dipropylene glycol, tripropylene glycol or four propylene glycol.
6. according to any one of claim 1-5 without fluoro water proofing agent, it is characterized in that, described initator is selected from the mixing of any one or at least two kinds in persulfate, oil-soluble azo-initiator or water-soluble azo class initator.
7. according to any one of claim 1-6 without fluoro water proofing agent, it is characterized in that, described initator is selected from the mixing of any one or at least two kinds in ammonium persulfate, azodiisobutyronitrile, azo-bis-isobutyrate hydrochloride.
8. the preparation method without fluoro water proofing agent according to any one of claim 1-7, is characterized in that, comprise the following steps:
(1) by fluorine-free monomer, polyisocyanates, add reactor containing active hydrogen substance, hydrophilizing agent and sealer, synthesis of polyurethane;
(2) add pH in the polyurethane obtained in step (1) and regulate auxiliary agent, secondary solvent, paraffin, surfactant, mix, then add water emulsification and remove secondary solvent, obtain target product.
9. a textiles, is characterized in that, adopts processing without fluoro water proofing agent according to any one of claim 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510577686.5A CN105088796A (en) | 2015-09-11 | 2015-09-11 | Textile fluoride-free water-proofing agent, preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510577686.5A CN105088796A (en) | 2015-09-11 | 2015-09-11 | Textile fluoride-free water-proofing agent, preparation method and application thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105088796A true CN105088796A (en) | 2015-11-25 |
Family
ID=54570065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510577686.5A Pending CN105088796A (en) | 2015-09-11 | 2015-09-11 | Textile fluoride-free water-proofing agent, preparation method and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105088796A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105671967A (en) * | 2016-03-16 | 2016-06-15 | 广州恒锦化工科技有限公司 | Durable fluoride-free waterproof agent and preparation method thereof |
| CN107447523A (en) * | 2016-06-01 | 2017-12-08 | 东丽纤维研究所（中国）有限公司 | A kind of textile handled by water repellent |
| CN109503742A (en) * | 2018-12-07 | 2019-03-22 | 怀化学院 | Silicon hybridization polyacrylate dispersion liquid and its application |
| CN109763345A (en) * | 2018-12-20 | 2019-05-17 | 上海开米科技有限公司 | A kind of fabric free-floride spill resistant is spraying and preparation method thereof |
| CN110685154A (en) * | 2018-07-05 | 2020-01-14 | 京准化工技术(上海)有限公司 | Washable fluoride-free waterproof processing finishing agent |
| CN111304905A (en) * | 2020-02-28 | 2020-06-19 | 浙江康洁丝新材料科技有限公司 | Plasma modified fluorine-free environment-friendly anti-splash fiber and preparation method and application thereof |
| CN111576049A (en) * | 2020-04-01 | 2020-08-25 | 杭州晋步科技有限公司 | Waterproof fluoride-free upper material |
| CN112239954A (en) * | 2020-09-17 | 2021-01-19 | 江苏吉良新材料科技有限公司 | Preparation method and equipment of fluoride-free waterproof agent |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103572603A (en) * | 2013-10-24 | 2014-02-12 | 广东德美精细化工股份有限公司 | Fluoride-free waterproof agent for textile, preparation method thereof and textile |
| CN103572602A (en) * | 2013-10-24 | 2014-02-12 | 广东德美精细化工股份有限公司 | Fluoride-free waterproof agent, preparation method and textile |
| CN103628324A (en) * | 2013-12-02 | 2014-03-12 | 广东德美精细化工股份有限公司 | Fluorine-free water-proofing agent and preparation method thereof as well as textile |
-
2015
- 2015-09-11 CN CN201510577686.5A patent/CN105088796A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103572603A (en) * | 2013-10-24 | 2014-02-12 | 广东德美精细化工股份有限公司 | Fluoride-free waterproof agent for textile, preparation method thereof and textile |
| CN103572602A (en) * | 2013-10-24 | 2014-02-12 | 广东德美精细化工股份有限公司 | Fluoride-free waterproof agent, preparation method and textile |
| CN103628324A (en) * | 2013-12-02 | 2014-03-12 | 广东德美精细化工股份有限公司 | Fluorine-free water-proofing agent and preparation method thereof as well as textile |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105671967A (en) * | 2016-03-16 | 2016-06-15 | 广州恒锦化工科技有限公司 | Durable fluoride-free waterproof agent and preparation method thereof |
| CN105671967B (en) * | 2016-03-16 | 2018-11-20 | 广州恒锦化工科技有限公司 | A kind of persistence is without fluoro water proofing agent and preparation method thereof |
| CN107447523A (en) * | 2016-06-01 | 2017-12-08 | 东丽纤维研究所（中国）有限公司 | A kind of textile handled by water repellent |
| CN107447523B (en) * | 2016-06-01 | 2021-03-05 | 东丽纤维研究所（中国）有限公司 | Textile subjected to water repellent treatment |
| CN110685154A (en) * | 2018-07-05 | 2020-01-14 | 京准化工技术(上海)有限公司 | Washable fluoride-free waterproof processing finishing agent |
| CN109503742A (en) * | 2018-12-07 | 2019-03-22 | 怀化学院 | Silicon hybridization polyacrylate dispersion liquid and its application |
| CN109503742B (en) * | 2018-12-07 | 2021-05-04 | 怀化学院 | Silicon hybrid polyacrylate dispersion and application thereof |
| CN109763345A (en) * | 2018-12-20 | 2019-05-17 | 上海开米科技有限公司 | A kind of fabric free-floride spill resistant is spraying and preparation method thereof |
| CN109763345B (en) * | 2018-12-20 | 2021-04-02 | 上海开米科技有限公司 | Fluorine-free anti-splashing fabric spray and preparation method thereof |
| CN111304905A (en) * | 2020-02-28 | 2020-06-19 | 浙江康洁丝新材料科技有限公司 | Plasma modified fluorine-free environment-friendly anti-splash fiber and preparation method and application thereof |
| CN111576049A (en) * | 2020-04-01 | 2020-08-25 | 杭州晋步科技有限公司 | Waterproof fluoride-free upper material |
| CN112239954A (en) * | 2020-09-17 | 2021-01-19 | 江苏吉良新材料科技有限公司 | Preparation method and equipment of fluoride-free waterproof agent |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105088796A (en) | Textile fluoride-free water-proofing agent, preparation method and application thereof | |
| CN103572602A (en) | Fluoride-free waterproof agent, preparation method and textile | |
| CN103572603A (en) | Fluoride-free waterproof agent for textile, preparation method thereof and textile | |
| CN105369621A (en) | Textile fluoride-free waterproofing agent and preparation method thereof and textile | |
| CN103266482B (en) | Wax-containing water-and-oil repellent agent and textile | |
| CN103628324A (en) | Fluorine-free water-proofing agent and preparation method thereof as well as textile | |
| CN106087420B (en) | A kind of no fluoro water proofing agent and preparation method thereof | |
| CN104231180B (en) | A kind of water color ink binder and preparation method thereof | |
| CN106637976B (en) | The cotton fabric high-efficient, no-freon waterproofing agent processed through low-temperature dyeing and finishing | |
| CN105671967B (en) | A kind of persistence is without fluoro water proofing agent and preparation method thereof | |
| DK3074437T3 (en) | FINISHING AGENT WITH BLOCKED POLYSOCYANATES | |
| CN104294597B (en) | A kind of preparation method of content of wax water and oil repellent agent | |
| TW201833293A (en) | Surface treating agent | |
| CN103572604B (en) | A kind of water and oil repellent agent and its preparation method and application | |
| CN107653681B (en) | High-effective water-proof oil-proofing agent and preparation method comprising telechelic polymer | |
| TWI821156B (en) | Method for manufacturing water-repellent compositions and articles with moisture-permeable waterproof membranes | |
| CN101735721A (en) | Pinhole-proof aqueous coating agent for powder-free PVC gloves and preparation method thereof | |
| CN110527014A (en) | A kind of free-floride cationic polyacrylate waterproofing agent and preparation method thereof | |
| CN113412323B (en) | Water repellent composition | |
| CN108699426A (en) | Surface conditioning agent | |
| EP1029005A1 (en) | Self-arranging coating | |
| EP2013239B1 (en) | Use of an aqueous polymer composition as binder for fibrous or particulate substrates | |
| CN105622894A (en) | One-component non-ionic polyurethane water dispersion | |
| CN110205818A (en) | A kind of fluorine-free ecological waterproofing agent and preparation method thereof of highly crosslinkable energy | |
| CN104204079B (en) | Water soluble emulsion composite |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151125 |