CN103102776B - 70%-glossiness varnish and preparation method thereof - Google Patents

70%-glossiness varnish and preparation method thereof Download PDF

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Publication number
CN103102776B
CN103102776B CN201310023183.4A CN201310023183A CN103102776B CN 103102776 B CN103102776 B CN 103102776B CN 201310023183 A CN201310023183 A CN 201310023183A CN 103102776 B CN103102776 B CN 103102776B
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parts
dimethylbenzene
nitro
varnish
alkyd resin
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CN201310023183.4A
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CN103102776A (en
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陈富友
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Chongqing Pinsheng New Material Co ltd
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CHONGQING PINSHENG PAINT Co Ltd
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Abstract

The invention discloses a 70%-glossiness varnish which comprises the following components in parts by weight: 110-115 parts of modified alkyd resin, 115-125 parts of alkyd resin, 15-18 parts of dimethylbenzene, 7-9 parts of n-butyl acetate, 13-15 parts of toluene, 0.45-0.55 part of dispersing agent, 0.4-0.5 part of defoaming agent, 7-9 parts of extinction powder, 0.8-1.2 parts of wax slurry, 8-10 parts of liquid nitrocellulose, 4.5-5.5 parts of cyclohexanone, 0.7-0.8 part of flatting agent, 4-6 parts of ethylene glycol monoethyl ether acetate and 0.5-0.7 part of dryer. According to the 70%-glossiness varnish which is prepared by using a specific formula and a preparation method, the hardness of the 70%-glossiness varnish is more than two times that of the traditional common matte varnish, the 70%-glossiness varnish is extremely strong in scratch resistance and the service life of the 70%-glossiness varnish is greatly prolonged; and meanwhile, other performances of the 70%-glossiness varnish also meet the standards, and the 70%-glossiness varnish is better in handfeel and suitable for the decoration field of solid wood furniture.

Description

A kind of seven light splitting clear finishs and preparation method thereof
Technical field
The present invention relates to a kind of paint and preparation method thereof, particularly a kind of seven light splitting clear finishs and preparation method thereof.
Background technology
Existing furniture generally adopts solid wood or imitative solid wood material to make, and its surface adopts paint as topcoating usually, and outermost layer passes through spraying high-transparency varnish to strengthen its luminance brightness and slickness, aesthetic property and good waterproof performance.But various furniture in use can artificially be scratched usually, cause the variation such as sight and water-repellancy, work-ing life shortens.In order to solve this shortcoming of clear lacquer, then occurred dumb light paint, wherein seven light splitting clear finishs belong to a kind of typical dumb light paint, and seven light splitting clear finishs have soft visual effect and good feel, are extensively favored.But it is exactly that hardness is lower that existing seven light splitting clear finishs exist a general shortcoming, is easily scratched.And using for a long time and can polishing gradually under rubbing, cause glossiness and feel obviously inconsistent, affect attractive in appearance.
For above-mentioned deficiency, be badly in need of a kind of seven light splitting clear finishs that can improve its hardness of development, make its scratch resistance, wear-resisting, increase the service life, do not affect its soft visual effect and good feel simultaneously.
Summary of the invention
In view of this, an object of the present invention is to provide a kind of seven light splitting clear finishs, makes its scratch resistance, wear-resisting, greatly extends its work-ing life under normal service condition, does not affect its soft visual effect and good feel simultaneously.
An object of the present invention is realized by following technique means: a kind of seven light splitting clear finishs, composed of the following components by weight: modified alkyd resin 225-240, dimethylbenzene 15-18, N-BUTYL ACETATE 7-9, toluene 13-15, dispersion agent 0.45-0.55, defoamer 0.4-0.5, flatting silica 7-9, wax slurry 0.8-1.2, nitro-cotton liquid 8-10, pimelinketone 4.5-5.5, flow agent 0.7-0.8, ethylene glycol ether acetate 4-6, siccative 0.5-0.7, described flow agent by weight part be 0.35-0.4 organically-modified silica alkane and weight part be 0.35-0.4 polyether-modified polydimethylsiloxane mix, described nitro-cotton liquid is 1/4 nitro-cotton liquid, described siccative is dibutyltin dilaurate, described modified alkyd resin is made up of 20-25 parts of vegetable oil acids, 15-18 parts of glycerine, 5-6 parts of tetramethylolmethanes, 10-15 parts of terephthalic acids, 0.1-0.15 part of Hypophosporous Acid, 50,3-4 parts of phthalic anhydrides, 5-6 parts of phenylformic acid, 3.5-4.5 parts of dimethylbenzene, 20-25 parts of acetone and 0.1-0.15 part of dispersion agent by weight, its preparation method is: by vegetable oil acid, glycerine, tetramethylolmethane, after terephthalic acid and Hypophosporous Acid, 50 drop into reactor, logical rare gas element in reactor, heating, start to stir after being warming up to 90 DEG C, and continue to be warmed up to 200-210 DEG C, constant temperature leaves standstill 40-50 minutes, then rapid temperature increases to 240-250 DEG C, constant temperature is to the complete transparent rear rapid cooling of reaction solution, phthalic anhydride is dropped into when being down in 190 DEG C of backward reactors, phenylformic acid and dimethylbenzene, again be warming up to 200-205 DEG C of refuxing esterification and keep constant temperature 30-45 minutes, then less than 150 DEG C are cooled to, add acetone and dispersion agent, room temperature is naturally cooled to after stirring.
Further, composed of the following components by weight: modified alkyd resin 230, dimethylbenzene 16, N-BUTYL ACETATE 8, toluene 15, dispersion agent 0.5, defoamer 0.45, flatting silica 8, wax slurry 1, nitro-cotton liquid 9, pimelinketone 5, flow agent 0.75, ethylene glycol ether acetate 5, siccative 0.6.
Two of object of the present invention is to provide a kind of preparation method of seven light splitting clear finishs, comprises the following steps:
A, for subsequent use by above-mentioned formula feeding;
B, pour modified alkyd resin, dimethylbenzene, N-BUTYL ACETATE, toluene, dispersion agent and defoamer into mixing machine, with the speed blending dispersion 15-20 minutes of 800 revs/min;
C, maintenance rotating speed are constant, add alcohol acid butyl ester, flatting silica, wax slurry, nitro-cotton liquid, pimelinketone, flow agent, ethylene glycol ether acetate and siccative in order successively;
D, the speed blending dispersion 15-20 minutes then continuing with 800 revs/min.
Beneficial effect of the present invention: the seven light splitting clear finishs adopting special formulation of the present invention and preparation method's gained, its hardness is more than 2 times of existing common matte varnish hardness, and scratch resistance capability is extremely strong, substantially prolongs its work-ing life; Other performances also complete conformance with standard simultaneously, feel is better, is applicable to the furnishing fields of solid wood furniture.
Embodiment
Example 1
A kind of seven light splitting clear finishs, composed of the following components: modified alkyd resin 225kg, dimethylbenzene 15kg, N-BUTYL ACETATE 9kg, toluene 13kg, dispersion agent 0.55kg, defoamer 0.4kg, flatting silica 9kg, wax slurry 0.8kg, nitro-cotton liquid 10kg, pimelinketone 4.5kg, flow agent 0.8kg, ethylene glycol ether acetate 4kg, siccative 0.7kg.Concrete, described flow agent is mixed by the polyether-modified polydimethylsiloxane of weight part to be the organically-modified silica alkane of 0.4kg and weight part be 0.4kg; Nitro-cotton liquid adopts 1/4 nitro-cotton liquid; Siccative is dibutyltin dilaurate;
Described modified alkyd resin is made up of 20kg vegetable oil acid, 18kg glycerine, 5kg tetramethylolmethane, 15kg terephthalic acid, 0.1kg Hypophosporous Acid, 50,4kg phthalic anhydride, 5kg phenylformic acid, 4.5kg dimethylbenzene, 20kg acetone and 0.15kg dispersion agent, its preparation method is: by vegetable oil acid, glycerine, tetramethylolmethane, after terephthalic acid and Hypophosporous Acid, 50 drop into reactor, logical rare gas element in reactor, heating, start to stir after being warming up to 90 DEG C, and continue to be warmed up to 200-210 DEG C, constant temperature leaves standstill 40-50 minutes, then rapid temperature increases to 240-250 DEG C, constant temperature is to the complete transparent rear rapid cooling of reaction solution, phthalic anhydride is dropped into when being down in 190 DEG C of backward reactors, phenylformic acid and dimethylbenzene, again be warming up to 200-205 DEG C of refuxing esterification and keep constant temperature 30-45 minutes, then less than 150 DEG C are cooled to, add acetone and dispersion agent, room temperature is naturally cooled to after stirring.
Concrete preparation method comprises the following steps:
A, for subsequent use by formula feeding according to claim 1;
Mixing machine poured into by b, modified alkyd resin, dimethylbenzene, N-BUTYL ACETATE, toluene, dispersion agent and defoamer, with the speed blending dispersion 15-20 minutes of 800 revs/min;
C, maintenance rotating speed are constant, add alcohol acid butyl ester, flatting silica, wax slurry, nitro-cotton liquid, pimelinketone, flow agent, ethylene glycol ether acetate and siccative in order successively;
D, the speed blending dispersion 15-20 minutes then continuing with 800 revs/min.
Example 2
A kind of seven light splitting clear finishs, composed of the following components: modified alkyd resin 240kg, dimethylbenzene 18kg, N-BUTYL ACETATE 7kg, toluene 15kg, dispersion agent 0.45kg, defoamer 0.5kg, flatting silica 7kg, wax slurry 1.2kg, nitro-cotton liquid 8kg, pimelinketone 5.5kg, flow agent 0.7kg, ethylene glycol ether acetate 6kg, siccative 0.5kg.Concrete, described flow agent is mixed by the polyether-modified polydimethylsiloxane of weight part to be the organically-modified silica alkane of 0.35kg and weight part be 0.35kg; Nitro-cotton liquid adopts 1/4 nitro-cotton liquid; Siccative is dibutyltin dilaurate;
Described modified alkyd resin is made up of 25kg vegetable oil acid, 15kg glycerine, 6kg tetramethylolmethane, 10kg terephthalic acid, 0.15kg Hypophosporous Acid, 50,3kg phthalic anhydride, 6kg phenylformic acid, 3.5kg dimethylbenzene, 25kg acetone and 0.1kg dispersion agent; Its preparation method is with embodiment 1.
The production method of described matte varnish is with embodiment 1.
Example 3
A kind of seven light splitting clear finishs, composed of the following components: modified alkyd resin 230kg, dimethylbenzene 16kg, N-BUTYL ACETATE 8kg, toluene 15kg, dispersion agent 0.5kg, defoamer 0.45kg, flatting silica 8kg, wax slurry 1kg, nitro-cotton liquid 9kg, pimelinketone 5kg, flow agent 0.75kg, ethylene glycol ether acetate 5kg, siccative 0.6kg.Concrete, described flow agent is mixed by the polyether-modified polydimethylsiloxane of weight part to be the organically-modified silica alkane of 0.4kg and weight part be 0.35kg; Nitro-cotton liquid adopts 1/4 nitro-cotton liquid; Siccative is dibutyltin dilaurate;
Described modified alkyd resin is made up of 23kg vegetable oil acid, 16kg glycerine, 5.5kg tetramethylolmethane, 12kg terephthalic acid, 0.12kg Hypophosporous Acid, 50,3.5kg phthalic anhydride, 5.5kg phenylformic acid, 4.0kg dimethylbenzene, 22kg acetone and 0.12kg dispersion agent; Its preparation method is with embodiment 1.
The production method of described matte varnish is with embodiment 1.
In above-mentioned three embodiments, the EFKA-4010 dispersion agent that described dispersion agent adopts the holy high chemical Science and Technology Ltd. in Guangzhou to produce; The EFKA-2020 defoamer that described defoamer adopts the holy high chemical Science and Technology Ltd. in Guangzhou to produce; The flatting silica A360 that described flatting silica adopts Loudi City Hong Sheng Chemical Co., Ltd. to manufacture.
By carrying out Performance Detection to above-described embodiment gained clear finish, property indices sees the following form:
As can be seen from the above table, seven light splitting clear finish finish fineness≤25 μm of the present invention, quick levelling after spraying, paint film is full, good hand touch, and hardness is all at more than 2H, scratch resistance capability is strong, strong covering power, property indices is all higher than GB-P-R-010C, and over-all properties is apparently higher than the common matte varnish product on existing market.
What finally illustrate is, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.

Claims (3)

1. seven light splitting clear finishs, is characterized in that: composed of the following components by weight: modified alkyd resin 225-240, dimethylbenzene 15-18, N-BUTYL ACETATE 7.0-9.0, toluene 13-15, dispersion agent 0.45-0.55, defoamer 0.4-0.5, flatting silica 7-9, wax slurry 0.8-1.2, nitro-cotton liquid 8-10, pimelinketone 4.5-5.5, flow agent 0.7-0.8, ethylene glycol ether acetate 4-6, siccative 0.5-0.7; Described flow agent by weight part be 0.35-0.4 organically-modified silica alkane and weight part be 0.35-0.4 polyether-modified polydimethylsiloxane mix; Described nitro-cotton liquid is 1/4 nitro-cotton liquid; Described siccative is dibutyltin dilaurate;
Described modified alkyd resin is made up of 20-25 parts of vegetable oil acids, 15-18 parts of glycerine, 5-6 parts of tetramethylolmethanes, 10-15 parts of terephthalic acids, 0.1-0.15 part of Hypophosporous Acid, 50,3-4 parts of phthalic anhydrides, 5-6 parts of phenylformic acid, 3.5-4.5 parts of dimethylbenzene, 20-25 parts of acetone and 0.1-0.15 part of dispersion agent by weight, its preparation method is: by vegetable oil acid, glycerine, tetramethylolmethane, after terephthalic acid and Hypophosporous Acid, 50 drop into reactor, rare gas element is passed in reactor, heating, start to stir after being warming up to 90 DEG C, and continue to be warmed up to 200-210 DEG C, constant temperature leaves standstill 40-50 minutes, then rapid temperature increases to 240-250 DEG C, constant temperature is to the complete transparent rear rapid cooling of reaction solution, phthalic anhydride is dropped into when being down in 190 DEG C of backward reactors, phenylformic acid and dimethylbenzene, again be warming up to 200-205 DEG C of refuxing esterification and keep constant temperature 30-45 minutes, then less than 150 DEG C are cooled to, add acetone and dispersion agent, room temperature is naturally cooled to after stirring.
2. seven light splitting clear finishs according to claim 1, is characterized in that: composed of the following components by weight: modified alkyd resin 230, dimethylbenzene 16, N-BUTYL ACETATE 8, toluene 15, dispersion agent 0.5, defoamer 0.45, flatting silica 8, wax slurry 1, nitro-cotton liquid 9, pimelinketone 5, flow agent 0.75, ethylene glycol ether acetate 5, siccative 0.6.
3. a preparation method for seven light splitting clear finishs described in claim 1 or 2, is characterized in that: comprise the following steps:
A, for subsequent use by above-mentioned formula feeding;
B, pour modified alkyd resin, dimethylbenzene, N-BUTYL ACETATE, toluene, dispersion agent and defoamer into mixing machine, with the speed blending dispersion 15-20 minutes of 800 revs/min;
C, maintenance rotating speed are constant, add flatting silica, wax slurry, nitro-cotton liquid, pimelinketone, flow agent, ethylene glycol ether acetate and siccative in order successively;
D, the speed blending dispersion 15-20 minutes then continuing with 800 revs/min.
CN201310023183.4A 2013-01-22 2013-01-22 70%-glossiness varnish and preparation method thereof Expired - Fee Related CN103102776B (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1831063A (en) * 2005-03-07 2006-09-13 上海富臣化工有限公司 A kind of anti-termite and anti-insect nitro putty and its application
CN101781495A (en) * 2010-01-26 2010-07-21 中华制漆(深圳)有限公司 Environmental-friendly nitryl wood lacquer and preparation method thereof
CN101962511A (en) * 2010-10-25 2011-02-02 江苏冠军涂料科技集团有限公司 Novel polyurethane white primer for wooden ware protection
CN101967344A (en) * 2010-10-25 2011-02-09 江苏冠军涂料科技集团有限公司 Novel transparent semi-matte polyurethane varnish used for woodenware protection
CN102051110A (en) * 2010-12-14 2011-05-11 惠州市长润发涂料有限公司 Alkyd resin for wood lacquer and preparation method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1831063A (en) * 2005-03-07 2006-09-13 上海富臣化工有限公司 A kind of anti-termite and anti-insect nitro putty and its application
CN101781495A (en) * 2010-01-26 2010-07-21 中华制漆(深圳)有限公司 Environmental-friendly nitryl wood lacquer and preparation method thereof
CN101962511A (en) * 2010-10-25 2011-02-02 江苏冠军涂料科技集团有限公司 Novel polyurethane white primer for wooden ware protection
CN101967344A (en) * 2010-10-25 2011-02-09 江苏冠军涂料科技集团有限公司 Novel transparent semi-matte polyurethane varnish used for woodenware protection
CN102051110A (en) * 2010-12-14 2011-05-11 惠州市长润发涂料有限公司 Alkyd resin for wood lacquer and preparation method thereof

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Address after: 400 000 District B of Zhaojia Industrial Park, Kaizhou District, Chongqing

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