CN105623527A - Waterborne nitrocotton brightener and preparation method thereof - Google Patents
Waterborne nitrocotton brightener and preparation method thereof Download PDFInfo
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- CN105623527A CN105623527A CN201510981494.0A CN201510981494A CN105623527A CN 105623527 A CN105623527 A CN 105623527A CN 201510981494 A CN201510981494 A CN 201510981494A CN 105623527 A CN105623527 A CN 105623527A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09G—POLISHING COMPOSITIONS; SKI WAXES
- C09G1/00—Polishing compositions
- C09G1/04—Aqueous dispersions
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Abstract
The invention provides a waterborne nitrocotton brightener which comprises the following components: in parts by weight, 50-150 parts of nitrocotton, 8-45 parts of an emulsifier, 30-100 parts of a plasticizer, 0.2-5 parts of rosin resin, 300-700 parts of mixed solvents and 200-600 parts of water, wherein the mixed solvents comprises a first solvent and a second solvent, the first solvent comprises butoxyethyl acetate, and the second solvent comprises one or more of Isooctyl acetate, n-butyl acetate and butyl cellosolve. The brightener adopts the mixed solvents containing butoxyethyl acetate, and butoxyethyl acetate is not only more flexible than other solvents, but also is helpful for product dilution stability at the same time; meanwhile, the rosin resin can adjust the permeability of the brightener, therefore, the product brightness is further improved.
Description
Technical field
The invention belongs to leather agent technical field, particularly relate to a kind of Aqueous Nitrocellulose Glossing Agent and preparation method thereof.
Background technology
Development along with leather industry, leatherware is also applied in daily life more and more widely, such as sofa, clothes, until in recent years comparatively popular bed-mat for summer and seat cushion etc., in leather making process, leather finish can make leather surface form the appearance of shades of colour, gloss and style, and makes leather obtain certain water proofing property and easy maintenance. The main component of leather finishing agent has film former, coloring agent, brightener, fixative, hand feeling agent etc., it is one very important operation that light therein is covered with paint, lacquer, colour wash, etc., and the external perception of leatherware, sanitation performance and physical and mechanical properties are had vital impact by it.
Polishing coating agent includes aqueous brightener and solvent-borne type brightener, and due to the current growing interest to environmental problem, aqueous brightener increasingly receives the concern of people.
Aqueous nitrocellulose gloss oil is the aqueous dispersion of a kind of modified nitrocellulose cellulose, it is adaptable to the top finishing of leather. The advantage of aqueous nitrocellulose gloss oil have after being in that film forming glossiness height, excellent touch, resistance to bend disturb, the characteristic such as Bearable dry and wet wipe excellent performance.
At present, aqueous nitrocellulose gloss oil mainly adopts isooctyl acetate to be dissolved by nitrocotton, use Oleum Ricini and dioctyl adipate mixed plasticizer, use castor oil polyoxyethylene ether to carry out emulsifying, the aqueous nitrocellulose stability of emulsion so obtained is poor, cover with paint, lacquer, colour wash, etc. after polish retention poor.
Summary of the invention
It is an object of the invention to provide a kind of Aqueous Nitrocellulose Glossing Agent and preparation method thereof, Aqueous Nitrocellulose Glossing Agent good stability provided by the invention, and after covering with paint, polish retention is good.
The present invention provides a kind of Aqueous Nitrocellulose Glossing Agent, including the component of following weight portion:
Nitrocotton: 50��150 parts, emulsifying agent: 8��45 parts, plasticizer: 30��100 parts, rosin resin: 0.2��5 part, mixed solvent: 300��700 parts, water: 200��600 parts;
Described mixed solvent includes the first solvent and the second solvent, and described first solvent includes 2-Butoxyethyl acetate;
Described second solvent includes one or more in isooctyl acetate, butyl acetate and butyl glycol ether.
Preferably, described nitrocotton includes one or more in 1/2S nitrocotton, 1/4S nitrocotton and 5S nitrocotton.
Preferably, the parts by weight of described nitrocotton are 80��140 parts.
Preferably, described emulsifying agent includes castor oil polyoxyethylene ether, fatty alcohol-polyoxyethylene ether, preferred, and the parts by weight of described emulsifying agent are 12��40 parts.
Preferably, described plasticizer includes epoxy soybean oil and/or adipic acid dioctyl ester.
Preferably, the parts by weight of described plasticizer are 40��90 parts.
Preferably, the parts by weight of described rosin resin are 0.3��4.5 part.
Preferably, the mass ratio of described first solvent and the second solvent is 1:(0.5��3).
The preparation method that the present invention provides a kind of Aqueous Nitrocellulose Glossing Agent, comprises the following steps:
A) in parts by weight, the nitrocottons of 50��150 parts, the rosin resin of 0.2��5 part and the mixed solvent of 300��7001 parts are mixed, obtain nitrocellulose solution,
Described mixed solvent includes the first solvent and the second solvent, and described first solvent includes 2-Butoxyethyl acetate;
Described second solvent includes one or more in isooctyl acetate, butyl acetate and butyl glycol ether;
B) by the plasticizer of 30��100 parts, the emulsifying agent of 8��45 parts, the water of 200��600 parts and described step A) mixing of the nitrocellulose solution that obtains, carry out emulsifying, obtain Aqueous Nitrocellulose Glossing Agent.
The invention provides a kind of Aqueous Nitrocellulose Glossing Agent, including the component of following parts by weight: nitrocotton: 50��150 parts, emulsifying agent: 8��45 parts, plasticizer: 30��100 parts, rosin resin: 0.2��5 part, mixed solvent: 300��700 parts, water: 200��600 parts; Described mixed solvent includes the first solvent and the second solvent, and described first solvent includes 2-Butoxyethyl acetate; Described second solvent includes one or more in isooctyl acetate, butyl acetate and butyl glycol ether. Present invention employs the mixed solvent including 2-Butoxyethyl acetate, 2-Butoxyethyl acetate is not softer only with respect to other solvents, concurrently facilitates the water dilution stability of product; Meanwhile, rosin resin can regulate the permeance property of brightener, improves the brightness of product further.
Detailed description of the invention
The invention provides a kind of Aqueous Nitrocellulose Glossing Agent, including the component of following parts by weight:
Nitrocotton: 50��150 parts, emulsifying agent: 8��45 parts, plasticizer: 30��100 parts, rosin resin: 0.2��5 part, mixed solvent: 300��700 parts, water: 200��600 parts;
Described mixed solvent includes the first solvent and the second solvent, and described first solvent includes 2-Butoxyethyl acetate;
Described second solvent includes one or more in isooctyl acetate, butyl acetate and butyl glycol ether.
Aqueous Nitrocellulose Glossing Agent good stability provided by the invention, and after covering with paint, polish retention is good.
Aqueous Nitrocellulose Glossing Agent outward appearance in the present invention is white emulsion, and pH value is preferably 4��6, more preferably 5; Solid content is preferably 10��20% (mass percents), more preferably 14��16%, it is most preferred that be 15%.
In the present invention, described nitrocotton preferably includes one or more in 1/2S nitrocotton, 1/4S nitrocotton and 5S nitrocotton; Being more preferably 1/2S nitrocotton, the number of seconds of nitrocotton represents the viscosity of finite concentration nitrocellulose solution, relevant to the molecular weight of nitrocotton, and covering with paint nitrocotton nitrogen content is 11.2% 12.2%; The angle and the aspect of performance that dissolve from nitrocotton consider, and use 1/2S nitrocotton more less than the quantity of solvent that the 5S nitrocotton that most producers use needs, are more conducive to environmental requirement, the more moist softness of feel in performance. In the present invention, the parts by weight of described nitrocotton are 50��150 parts, more preferably 80��140 parts, it is most preferred that be 110��130 parts, are the most preferably 100��120 parts. The source of described nitrocotton is not had special restriction by the present invention, concrete, in an embodiment of the present invention, can adopt the nitrocotton of the H1/2EA model that producer of Sichuan Beifang Nitrocellulose Co., Ltd. provides.
In the present invention, described emulsifying agent preferably includes one or more in Oleum Ricini polyvinylether, fatty alcohol-polyoxyethylene ether, butyl acetate and butyl glycol ether; The emulsifying agent that the embodiment of the present invention uses, especially fatty alcohol-polyoxyethylene ether, do not have benzene ring structure, it is possible to well substitutes NPE. In the present invention, the parts by weight of described emulsifying agent are 8��45 parts, it is preferred to 12��40 parts, more preferably 15��30 parts. The source of described emulsifying agent is not had special restriction by the present invention, concrete, in an embodiment of the present invention, can adopt the emulsifying agent of 1309 models that BASF provides.
In the present invention, described plasticizer preferably includes epoxy soybean oil and/or adipic acid dioctyl ester; Epoxy soybean oil is not only the effect playing plasticizer in the present invention, and after also making covering with paint, leather moisture feeling is higher simultaneously. In the present invention, the parts by weight of described plasticizer are 30��100, it is preferred to 40��90 parts, it is most preferred that be 50��80. The source of described plasticizer is not had special restriction by the present invention, concrete, in embodiment in the present invention, can adopt the epoxy soybean oil that Qingzhou City East China Trade Co., Ltd. provides.
In the present invention, the parts by weight of described rosin resin are 0.2��5 part, it is preferred to 0.3��4.5 part, more preferably 0.5��4 part, it is most preferred that be 0.5��2 part. In the present invention, described rosin resin can regulate the permeability of brightener, improves the brightness of brightener further. The source of described rosin resin is not had special restriction by the present invention, concrete, in an embodiment of the present invention, can adopt the rosin resin of the JT-90 model that Shenzhen Jitian Chemical Co., Ltd. provides.
In the present invention, described mixed solvent includes the first solvent and the second solvent, and described first solvent includes 2-Butoxyethyl acetate, and described second solvent includes one or more in isooctyl acetate, butyl acetate and butyl glycol ether; The parts by weight of described mixed solvent are 300��700 parts, it is preferred to 350��650 parts, more preferably 400��600 parts, it is most preferred that be 450��550 parts; The mass ratio of described first solvent and the second solvent is preferably 1:(0.5��3), more preferably 1:(1��2). The present invention uses as the solvent in the present invention after being mixed with other solvents by 2-Butoxyethyl acetate, the water dilution stability and the shelf stability that make the Aqueous Nitrocellulose Glossing Agent product that the present invention obtains are better, denseness is moderate, and sprayability when simultaneously spraying is better. The source of described first solvent and the second solvent is not had special restriction by the present invention.
Aqueous Nitrocellulose Glossing Agent in the present invention also includes water, it is preferred to deionized water, and the parts by weight of described water are 200��600 parts, it is preferred to 250��550 parts, more preferably 300��500 parts.
The preparation method that present invention also offers a kind of Aqueous Nitrocellulose Glossing Agent, comprises the following steps:
A) in parts by weight, the nitrocottons of 50��150 parts, the rosin resin of 0.2��5 part and the mixed solvent of 300��7001 parts are mixed, obtain nitrocellulose solution,
Described mixed solvent includes the first solvent and the second solvent, and described first solvent includes 2-Butoxyethyl acetate;
Described second solvent includes one or more in isooctyl acetate, butyl acetate and butyl glycol ether;
B) by the plasticizer of 30��100 parts, the emulsifying agent of 8��45 parts, the water of 200��600 parts and described step A) mixing of the nitrocellulose solution that obtains, carry out emulsifying, obtain Aqueous Nitrocellulose Glossing Agent.
Described nitrocotton is first dissolved by the present invention, the nitrocottons of 50��150 parts, the rosin resin of 0.2��5 part and the mixed solvent of 300��700 parts are mixed, obtain nitrocellulose solution, described rosin resin and nitrocotton are preferably added in described mixed solvent when stirring by the present invention, described rosin resin and nitrocotton is made fully to dissolve, obtain nitrocellulose solution, in the present invention, described nitrocotton, rosin resin are consistent with the kind of nitrocotton above, rosin resin and mixed solvent and source with source with the kind of mixed solvent, do not repeat them here. In the present invention, the time of described stirring is preferably 0.5��1 hour, and the present invention preferably carries out the dissolving of nitrocotton in a kettle..
After obtaining nitrocellulose solution, the plasticizer of 30��100 parts, the emulsifying agent of 8��45 parts, the water of 200��600 parts and described nitrocellulose solution are mixed by the present invention, carry out emulsifying, obtain Aqueous Nitrocellulose Glossing Agent. Present invention preferably employs two kinds of emulsifying agents with the use of, as adopt castor oil polyoxyethylene ether and fatty alcohol-polyoxyethylene ether with the use of. Plasticizer, castor oil polyoxyethylene ether are preferably joined in described nitrocellulose solution by the present invention, then add the fatty alcohol-polyoxyethylene ether solution mixed with water in advance, stratification 60��80 minutes, carry out emulsifying, obtain Aqueous Nitrocellulose Glossing Agent. In the present invention, described plasticizer is consistent with the kind of the above plasticizer and water and consumption with consumption with the kind of water, does not repeat them here.
In the present invention, the parts by weight of described castor oil polyoxyethylene ether are preferably 3��15, more preferably 4��10, it is most preferred that be 5��8; The parts by weight of described fatty alcohol-polyoxyethylene ether are preferably 5��30 parts, more preferably 10��25 parts. In the present invention, the time of described emulsifying is preferably 40��80min, more preferably 50��70min, it is most preferred that for 60min.
The Aqueous Nitrocellulose Glossing Agent obtained is stood by the present invention respectively under 40 DEG C, 5 DEG C and-5 DEG C of conditions, observes without phenomenons such as layering, precipitations, illustrate that the aqueous nitrocellulose stability that the present invention obtains is fine after one month.
The Aqueous Nitrocellulose Glossing Agent obtained is used centrifuge centrifugation one hour under 3000rpm rotating speed, product phenomenon without exception by the present invention, illustrates that the aqueous nitrocellulose stability that the present invention obtains is fine.
In present invention GB8941.3-1988, paper and 75 �� of Angle Test of cardboard mirror surface luster algoscopy determine the glossiness of Aqueous Nitrocellulose Glossing Agent in the present invention, result shows, in the present invention, Aqueous Nitrocellulose Glossing Agent glossiness after covering with paint is 11.7, and placing the glossiness after a week is 9.5.
Method in present invention GB/T16799-2008 furniture leather tests the wet-rub resistance energy of Aqueous Nitrocellulose Glossing Agent in the present invention, it is shown that the wet-rub resistance of Aqueous Nitrocellulose Glossing Agent can be 2��3 grades in the present invention.
In order to further illustrate the present invention, below in conjunction with embodiment, a kind of Aqueous Nitrocellulose Glossing Agent provided by the invention and preparation method thereof is described in detail, but limiting the scope of the present invention can not be understood as.
In the examples below, the raw material sources used are as follows:
Nitrocotton: Sichuan Beifang Nitrocellulose Co., Ltd. H1/2EA;
Isooctyl acetate: Chengdu is prosperous and Chemical Co., Ltd.;
2-Butoxyethyl acetate: Chengdu is prosperous and Chemical Co., Ltd.;
Castor oil polyoxyethylene ether: Jiangsu Hai'an Petrochemical Plant EL40;
Fatty alcohol-polyoxyethylene ether: BASF 1309;
Rosin resin: Shenzhen Jitian Chemical Co., Ltd. JT-90;
Epoxy soybean oil: Qingzhou City East China industrial and trading company.
Embodiment 1:
(1) nitrocotton dissolves:
Mixed solvent 400g (isooctyl acetate 200g, 2-Butoxyethyl acetate 200g) is added reactor, stirring is lower adds rosin resin 0.5g, 1/2S nitrocotton 100g, stirring 0.5 hour, rosin resin and nitrocotton fully dissolve, and obtain nitrocellulose solution;
(2) Phase inversion emulsification:
Under stirring, epoxy soybean oil 80g, castor oil polyoxyethylene ether 5g are joined in nitrocellulose solution, stir 10 minutes, stop stirring, add the fatty alcohol-polyoxyethylene ether 10g mixed homogeneously with deionized water 400g in advance, stratification 60 minutes, after high speed emulsifying 60 minutes, blowing obtains product;
In present invention GB8941.3-1988, paper and 75 �� of Angle Test of cardboard mirror surface luster algoscopy determine the glossiness of Aqueous Nitrocellulose Glossing Agent in the present embodiment, result is as shown in table 1, the performance data of the brightener that table 1 is the embodiment of the present invention 1��3 and comparative example 1 obtains.
Method in present invention GB/T16799-2008 furniture leather tests the wet-rub resistance energy of Aqueous Nitrocellulose Glossing Agent in the present embodiment, and result is as shown in table 1.
Embodiment 2:
(1) nitrocotton dissolves:
Mixed solvent 540g (2-Butoxyethyl acetate 270g, isooctyl acetate 270g) is added reactor, stirring is lower adds rosin resin 1.5g, 1/2S nitrocotton 120g, stirring 1 hour, rosin resin and nitrocotton fully dissolve, and obtain nitrocellulose solution;
(2) Phase inversion emulsification:
Under stirring, epoxy soybean oil 60g, castor oil polyoxyethylene ether 7.5g are joined in nitrocellulose solution, stir 10 minutes, stop stirring, add the fatty alcohol-polyoxyethylene ether 15g mixed homogeneously with deionized water 300g in advance, stratification 60 minutes, after high speed emulsifying 60 minutes, blowing obtains product;
In present invention GB8941.3-1988, paper and 75 �� of Angle Test of cardboard mirror surface luster algoscopy determine the glossiness of Aqueous Nitrocellulose Glossing Agent in the present embodiment, result is as shown in table 1, the performance data of the brightener that table 1 is the embodiment of the present invention 1��3 and comparative example 1 obtains.
Method in present invention GB/T16799-2008 furniture leather tests the wet-rub resistance energy of Aqueous Nitrocellulose Glossing Agent in the present embodiment, and result is as shown in table 1.
Embodiment 3:
(1) nitrocotton dissolves:
Mixed solvent 540g (2-Butoxyethyl acetate 180g, isooctyl acetate 360g) is added reactor, stirring is lower adds rosin resin 1.5g, 1/2S nitrocotton 120g, stirring 0.5 hour, rosin resin and nitrocotton fully dissolve, and obtain nitrocellulose solution;
(2) Phase inversion emulsification:
Under stirring, epoxy soybean oil 50g, castor oil polyoxyethylene ether 7.5g are joined in nitrocellulose solution, stir 10 minutes, stop stirring, add the fatty alcohol-polyoxyethylene ether 20g mixed homogeneously with deionized water 300g in advance, stratification 60 minutes, after high speed emulsifying 60 minutes, blowing obtains product;
In present invention GB8941.3-1988, paper and 75 �� of Angle Test of cardboard mirror surface luster algoscopy determine the glossiness of Aqueous Nitrocellulose Glossing Agent in the present embodiment, result is as shown in table 1, the performance data of the brightener that table 1 is the embodiment of the present invention 1��3 and comparative example 1 obtains.
Method in present invention GB/T16799-2008 furniture leather tests the wet-rub resistance energy of Aqueous Nitrocellulose Glossing Agent in the present embodiment, and result is as shown in table 1.
Comparative example 1
From Pfennig, this buys the brightener of 01 model.
In present invention GB8941.3-1988, paper and 75 �� of Angle Test of cardboard mirror surface luster algoscopy determine the glossiness of brightener in this comparative example, result is as shown in table 1, the performance data of the brightener that table 1 is the embodiment of the present invention 1��3 and comparative example 1 obtains.
Method in present invention GB/T16799-2008 furniture leather tests the wet-rub resistance energy of brightener in this comparative example, and result is as shown in table 1.
The performance data of the brightener that table 1 embodiment of the present invention 1��3 and comparative example 1 obtain
Owing to leather itself is to have graining, being non-specular surface when test, the luminosity absolute data of test is little, bigger than the difference between data by perusal time more; And the wet-rub resistance that nitrocotton light is covered with paint, lacquer, colour wash, etc. can be generally poor, even if improving a grade also there is suitable difficulty.
As can be seen from Table 1, the present invention provides the resistance to wiping grade compared with comparative example 1 of the Aqueous Nitrocellulose Glossing Agent in embodiment 1��3 to improve 1��2 grade, illustrates that Aqueous Nitrocellulose Glossing Agent provided by the invention has better glossiness and wet-rub resistance energy.
The above is only the preferred embodiment of the present invention; it should be pointed out that, for those skilled in the art, under the premise without departing from the principles of the invention; can also making some improvements and modifications, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (10)
1. an Aqueous Nitrocellulose Glossing Agent, including the component of following weight portion:
Nitrocotton: 50��150 parts, emulsifying agent: 8��45 parts, plasticizer: 30��100 parts, rosin resin: 0.2��5 part, mixed solvent: 300��700 parts, water: 200��600 parts;
Described mixed solvent includes the first solvent and the second solvent, and described first solvent includes 2-Butoxyethyl acetate;
Described second solvent includes one or more in isooctyl acetate, butyl acetate and butyl glycol ether.
2. Aqueous Nitrocellulose Glossing Agent according to claim 1, it is characterised in that described nitrocotton includes one or more in 1/2S nitrocotton, 1/4S nitrocotton and 5S nitrocotton.
3. Aqueous Nitrocellulose Glossing Agent according to claim 1, it is characterised in that the parts by weight of described nitrocotton are 80��140 parts.
4. Aqueous Nitrocellulose Glossing Agent according to claim 1, it is characterised in that described emulsifying agent includes one or more in castor oil polyoxyethylene ether, fatty alcohol-polyoxyethylene ether, butyl acetate and butyl glycol ether.
5. Aqueous Nitrocellulose Glossing Agent according to claim 1, it is characterised in that the parts by weight of described emulsifying agent are 12��40 parts.
6. Aqueous Nitrocellulose Glossing Agent according to claim 1, it is characterised in that described plasticizer includes epoxy soybean oil and/or adipic acid dioctyl ester.
7. Aqueous Nitrocellulose Glossing Agent according to claim 1, it is characterised in that the parts by weight of described plasticizer are 40��90 parts.
8. Aqueous Nitrocellulose Glossing Agent according to claim 1, it is characterised in that the parts by weight of described rosin resin are 0.3��4.5 part.
9. Aqueous Nitrocellulose Glossing Agent according to claim 1, it is characterised in that the mass ratio of described first solvent and the second solvent is 1:(0.5��3).
10. a preparation method for Aqueous Nitrocellulose Glossing Agent, comprises the following steps:
A) in parts by weight, the nitrocottons of 50��150 parts, the rosin resin of 0.2��5 part and the mixed solvent of 300��7001 parts are mixed, obtain nitrocellulose solution,
Described mixed solvent includes the first solvent and the second solvent, and described first solvent includes 2-Butoxyethyl acetate;
Described second solvent includes one or more in isooctyl acetate, butyl acetate and butyl glycol ether;
B) by the plasticizer of 30��100 parts, the emulsifying agent of 8��45 parts, the water of 200��600 parts and described step A) mixing of the nitrocellulose solution that obtains, carry out emulsifying, obtain Aqueous Nitrocellulose Glossing Agent.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106752974A (en) * | 2016-12-26 | 2017-05-31 | 东莞理工学院 | A kind of environment-friendly type nitrocotton leather gloss agent and preparation method thereof |
| CN106905858A (en) * | 2017-01-17 | 2017-06-30 | 济宁市化工研究院 | A kind of aqueous nitrocellulose brightener and preparation technology |
| CN107858104A (en) * | 2017-11-27 | 2018-03-30 | 上海金狮化工有限公司 | A kind of brightener with crazing effect and preparation method thereof |
| CN108003705A (en) * | 2017-12-12 | 2018-05-08 | 广州市麦吉高分子材料有限公司 | The formula and preparation method of aqueous nitrocellulose gloss oil |
| CN110861233A (en) * | 2019-11-21 | 2020-03-06 | 四川北方硝化棉股份有限公司 | Method for plasticizing nitrocellulose chip |
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| CN102379671A (en) * | 2011-09-26 | 2012-03-21 | 陈爱华 | Shoe wiper and preparation method thereof |
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| CN1069504A (en) * | 1992-07-16 | 1993-03-03 | 张展洪 | The production method of water soluble internal use nitrocellulose lacquer without benzene poison |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106752974A (en) * | 2016-12-26 | 2017-05-31 | 东莞理工学院 | A kind of environment-friendly type nitrocotton leather gloss agent and preparation method thereof |
| CN106752974B (en) * | 2016-12-26 | 2019-02-01 | 东莞理工学院 | A kind of environment-friendly type nitrocotton leather gloss agent and preparation method thereof |
| CN106905858A (en) * | 2017-01-17 | 2017-06-30 | 济宁市化工研究院 | A kind of aqueous nitrocellulose brightener and preparation technology |
| CN106905858B (en) * | 2017-01-17 | 2018-11-27 | 济宁市化工研究院 | A kind of aqueous nitrocellulose brightener and preparation process |
| CN107858104A (en) * | 2017-11-27 | 2018-03-30 | 上海金狮化工有限公司 | A kind of brightener with crazing effect and preparation method thereof |
| CN108003705A (en) * | 2017-12-12 | 2018-05-08 | 广州市麦吉高分子材料有限公司 | The formula and preparation method of aqueous nitrocellulose gloss oil |
| CN110861233A (en) * | 2019-11-21 | 2020-03-06 | 四川北方硝化棉股份有限公司 | Method for plasticizing nitrocellulose chip |
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Application publication date: 20160601 |