CN105175621A - Normal-temperature-self-crosslinking woodenware paint emulsion and preparation method therefor - Google Patents

Normal-temperature-self-crosslinking woodenware paint emulsion and preparation method therefor Download PDF

Info

Publication number
CN105175621A
CN105175621A CN201510671622.1A CN201510671622A CN105175621A CN 105175621 A CN105175621 A CN 105175621A CN 201510671622 A CN201510671622 A CN 201510671622A CN 105175621 A CN105175621 A CN 105175621A
Authority
CN
China
Prior art keywords
parts
crosslinking
self
emulsion
wood lacquer
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
Application number
CN201510671622.1A
Other languages
Chinese (zh)
Inventor
郭玉
朱强
刘志刚
李培环
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Zhan Chen Novel Material Co Ltd
Chengdu Zhan Chen Coating Co Ltd
China Zhanchen Paints Group Ltd
Fuzhou Zhanchen New Material Co Ltd
Qingdao Zhan Chen Novel Material Co Ltd
SHANGHAI ZHANCHEN PAINT Co Ltd
Original Assignee
Beijing Zhan Chen Novel Material Co Ltd
Chengdu Zhan Chen Coating Co Ltd
China Zhanchen Paints Group Ltd
Fuzhou Zhanchen New Material Co Ltd
Qingdao Zhan Chen Novel Material Co Ltd
SHANGHAI ZHANCHEN PAINT Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Beijing Zhan Chen Novel Material Co Ltd, Chengdu Zhan Chen Coating Co Ltd, China Zhanchen Paints Group Ltd, Fuzhou Zhanchen New Material Co Ltd, Qingdao Zhan Chen Novel Material Co Ltd, SHANGHAI ZHANCHEN PAINT Co Ltd filed Critical Beijing Zhan Chen Novel Material Co Ltd
Priority to CN201510671622.1A priority Critical patent/CN105175621A/en
Publication of CN105175621A publication Critical patent/CN105175621A/en
Pending legal-status Critical Current

Links

Landscapes

  • Paints Or Removers (AREA)

Abstract

The invention relates to the technical field of coating materials and particularly relates to a normal-temperature-self-crosslinking woodenware paint emulsion and a preparation method therefor. The normal-temperature-self-crosslinking woodenware paint emulsion is characterized by being prepared from the following constituents in parts by weight: 20-120 parts of methyl methacrylate, 20-120 parts of styrene, 80-120 parts of butyl acrylate, 6-30 parts of acetyl acetoxyl ethyl methacrylate, 4-15 parts of methacrylate, 3-15 parts of adipic dihydrazide, 3-15 parts of emulsifier, 1-10 parts of initiator, 3-8 parts of neutralizer, 0.5-2 parts of molecular weight regulator and 300-500 parts of deionized water. Compared with the prior art, the normal-temperature-self-crosslinking woodenware paint emulsion and the preparation method therefor have the advantages that cross-linking reaction for acetyl acetoxyl ethyl methacrylate and adipic dihydrazide is adopted, and the properties of a coating film of the woodenware paint emulsion are excellent.

Description

A kind of ambient self-crosslinking wood lacquer emulsion and preparation method thereof
Technical field
The present invention relates to technical field of coatings, specifically a kind of ambient self-crosslinking wood lacquer emulsion and preparation method thereof.
Background technology
Along with environmental legislation is to the attention of VOC discharge quantitative limitation and popular environmental pollution in coating, environmentally friendly woodwork coating has become the development trend of coating industry.The requirement to coating material production producer and Furniture manufacturing producer of state's laws, regulation is all improving gradually.From 1 day February in 2015, country imposed the excise of 4% to production coatings enterprises.In furniture woodwork coating field, China has started to promote water-borne wood coating, the very high pyroxylin(e)finish of former usage quantity proportion being replaced by water-based silently.But China's water-borne wood coating also exists limitation in gordian technique, its paint film is caused to also have a certain distance compared with solvent based coating in the performances such as hardness, water tolerance, stability.The acrylic ester emulsion that in aqueous woodware paint, usage quantity is maximum due to cross-linking density not high, " heat glutinous cold short ", in use, is easy to occur to scratch, wounds, ftractures, bubbles, wrinklingly even to come off.Its basic reason is that acrylic ester emulsion belongs to thermoplastic resin, and film-forming temperature is high, and low temperature film is more crisp, and the resistance to bond of difference of hardness, particularly initial stage is poor, is not suitable for preparation high-quality woodwork coating.By introducing crosslinked group, and then formed the film of stereoscopic three-dimensional structure by the generation of crosslinking reaction in film process, thus limit the motion of film Middle molecule segment, the performance improving aqueous woodware paint is very helpful.
Patent 201410238123.9 1 kinds of room-temperature self crosslinking wood lacquer emulsions and preparation method thereof propose diacetone-acryloamide(DAA) and adipic dihydrazide as the application of room-temperature self crosslinking monomer in wood lacquer emulsion.Compared to 201410238123.9, the cross-linking system of acetoacetoxyethyl methacrylate and adipic dihydrazide composition has rate of crosslinking faster, and the rate of drying of paint film is fast, excellent performance.
Summary of the invention
The present invention, for overcoming the deficiencies in the prior art, provides a kind of room-temperature self crosslinking wood lacquer emulsion and preparation method thereof, to overcome the shortcoming and defect existing for prior art.The present invention can be used as aqueous wooden ware seal coat.
For achieving the above object, design a kind of ambient self-crosslinking wood lacquer emulsion, it is characterized in that: be made up of following composition and parts by weight, methyl methacrylate: 20 ~ 120 parts; Vinylbenzene: 20 ~ 120 parts; Butyl acrylate: 80 ~ 120 parts; Acetoacetoxyethyl methacrylate: 6 ~ 30 parts; Methacrylic acid: 4 ~ 15 parts; Adipic dihydrazide: 3 ~ 15 parts; Emulsifying agent: 3 ~ 15 parts; Initiator: 1 ~ 10 part; Neutralizing agent: 3 ~ 8 parts; Molecular weight regulator: 0.5 ~ 2 part; Deionized water: 300 ~ 500 parts.
Described emulsifying agent is the combination of reactive emulsifier allyloxy fatty alcohol oxygen Vinyl Ether ammonium sulfate or reactive emulsifier allyloxy fatty alcohol oxygen Vinyl Ether ammonium sulfate and Sodium styrene sulfonate.
Described initiator is any one or combination of ammonium persulphate, Sodium Persulfate, Potassium Persulphate.
Described neutralizing agent is any one or combination of ammoniacal liquor, sodium hydroxide, potassium hydroxide.
Described molecular weight regulator is any one or combination of n-dodecyl mercaptan, tertiary lauryl mercaptan.
Prepare a kind of method of ambient self-crosslinking wood lacquer emulsion, it is characterized in that:
(1) in reactor, add the emulsifier aqueous solution of 10-50%, stir, be warming up to 75 DEG C, stop heating;
(2) in emulsifying kettle, monomer material is joined successively in the residual emulsifier aqueous solution under high speed dispersion state, stir 30 ~ 40 minutes;
(3) then the monomer pre-emulsion of 5% being joined in reactor, add initiator solution and be incubated 15 minutes, when temperature of reaction kettle is to starting when 80 DEG C to drip residue emulsion and initiator solution, dripping off in 3 ~ 3.5 hours;
(4) 80 ~ 84 DEG C of inside holding 1 ~ 1.5 hour after being added dropwise to complete, then, reactor starts to be cooled to 35 ~ 40 DEG C;
(5) in reactor, add neutralizing agent, adipic dihydrazide, stir and filter and package after 30 ~ 40 minutes.
The present invention compared with the existing technology, adopts the crosslinking reaction of acetoacetoxyethyl methacrylate and adipic dihydrazide, the excellent performance of its film.
Embodiment
The experimental technique of unreceipted actual conditions in the following example, usually conveniently condition, or the condition that manufacturer provides is carried out.
Embodiment 1
A preparation method for room-temperature self crosslinking wood lacquer emulsion, comprises the following steps:
(1) be equipped with in the 1000ml four-hole boiling flask of whipping appts, thermometer and logical nitrogen protection at one successively and add 3.75g emulsifying agent (SR-10) and 200g deionized water, stir, be warming up to 75 DEG C, stop heating;
(2) in emulsifying kettle, 4.5g emulsifying agent (SR-10), 3.5g Sodium styrene sulfonate are dissolved in 150g deionized water, then 98g methyl methacrylate, 100g vinylbenzene, 122g butyl acrylate, 5.6g methacrylic acid, 8 grams of acetoacetoxyethyl methacrylate, the tertiary lauryl mercaptans of 0.8g are joined successively in emulsifier aqueous solution under high speed dispersion state, stir 30 ~ 40min, obtained monomer pre-emulsion;
(3) the monomer pre-emulsion of 5% is joined in reactor, add 0.6g Sodium Persulfate (being dissolved in the 5g deionized water) aqueous solution, be incubated 15 minutes;
(4) when temperature of reaction kettle is to starting when 80 DEG C to drip residue emulsion and 1.2g Sodium Persulfate (being dissolved in the 30g deionized water) aqueous solution, dripped off in 3 ~ 3.5 hours; 80 ~ 84 DEG C of inside holding 1 ~ 1.5 hour after being added dropwise to complete;
(5) reactor starts to be cooled to 35 ~ 40 DEG C; In reactor, add 4.8g ammoniacal liquor successively, 4g adipic dihydrazide, stir and filter and package after 30 ~ 40 minutes.
In an embodiment of the present invention, deionized water is company's self-control or commercially available, and SR-10 is the allyloxy fatty alcohol oxygen Vinyl Ether ammonium sulfate product that Chinese mugwort Dicon A/S of Japan produces, and all the other are commercially available prod.
Embodiment 2
A preparation method for room-temperature self crosslinking wood lacquer emulsion, comprises the following steps:
(1) be equipped with in the 1000ml four-hole boiling flask of whipping appts, thermometer and logical nitrogen protection at one successively and add 3.5gSR-10 and 200g deionized water, stir, be warming up to 75 DEG C, stop heating;
(2) in emulsifying kettle, 8.25gSR-10 is dissolved in 150g deionized water, then 93.8g methyl methacrylate, 80g vinylbenzene, 102g butyl acrylate, 10g acetoacetoxyethyl methacrylate, 5.9g methacrylic acid, 1g n-dodecyl mercaptan are joined successively in emulsifier aqueous solution under high speed dispersion state, stir 30 ~ 40min, obtained monomer pre-emulsion;
(3) the monomer pre-emulsion of 5% is joined in reactor, add 0.5g Sodium Persulfate (being dissolved in the 5g deionized water) aqueous solution, be incubated 15 minutes;
(4) when temperature of reaction kettle is to starting when 80 DEG C to drip residue emulsion and 1.1g Sodium Persulfate (being dissolved in the 30g deionized water) aqueous solution, dripped off in 3 ~ 3.5 hours; 80 ~ 84 DEG C of inside holding 1 ~ 1.5 hour after being added dropwise to complete;
(5) reactor starts to be cooled to 35 ~ 40 DEG C; In reactor, add 5g ammoniacal liquor successively, 4.5g adipic dihydrazide, stir and filter and package after 30 ~ 40 minutes.
In an embodiment of the present invention, deionized water is company's self-control, and SR-10 is the allyloxy fatty alcohol oxygen Vinyl Ether ammonium sulfate product that Chinese mugwort Dicon A/S of Japan produces.All the other are commercially available prod.
Embodiment 3
The preparation of aqueous woodware paint: the emulsion adding 160g synthesis in Scattered Kettle, under agitation add 1gpH value conditioning agent AMP-95, pH value is adjusted to 8-9, adds 0.8g defoamer BYK-093,0.8g thickening material PU337,1500r/min disperses 15 minutes, add 8g butyl, 8g dipropylene, 1000r/min disperses 10 minutes, then adds 1.2gBYK349 substrate wetting agents, 0.2gBYK-028, water use regulation viscosity, 1000r/min disperses 15 minutes.
The test of water tolerance, alkali resistance, alcohol resistance: test according to GB GB/T23999-2009.As shown in table 1, table 1 is the properties test result of the aqueous woodware paint of embodiment 1 ~ 2.
Table 1
Project Embodiment 1 Embodiment 2
Appearance of film Normally Normally
Sticking power 0 grade 0 grade
Surface drying time 15 minutes 12 minutes
Hardness 2B B
Water tolerance Without exception Without exception
Alcohol resistance Without exception Without exception
Alkali resistance Without exception Without exception
More than show and describe ultimate principle of the present invention, principal character and advantage of the present invention.
The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification sheets just illustrates principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in the claimed scope of the invention.
Application claims protection domain is defined by appending claims and equivalent thereof.

Claims (6)

1. an ambient self-crosslinking wood lacquer emulsion, is characterized in that: be made up of following composition and parts by weight, methyl methacrylate: 20 ~ 120 parts; Vinylbenzene: 20 ~ 120 parts; Butyl acrylate: 80 ~ 120 parts; Acetoacetoxyethyl methacrylate: 6 ~ 30 parts; Methacrylic acid: 4 ~ 15 parts; Adipic dihydrazide: 3 ~ 15 parts; Emulsifying agent: 3 ~ 15 parts; Initiator: 1 ~ 10 part; Neutralizing agent: 3 ~ 8 parts; Molecular weight regulator: 0.5 ~ 2 part; Deionized water: 300 ~ 500 parts.
2. a kind of ambient self-crosslinking wood lacquer emulsion according to claim 1, is characterized in that: described emulsifying agent is the combination of reactive emulsifier allyloxy fatty alcohol oxygen Vinyl Ether ammonium sulfate or reactive emulsifier allyloxy fatty alcohol oxygen Vinyl Ether ammonium sulfate and Sodium styrene sulfonate.
3. a kind of ambient self-crosslinking wood lacquer emulsion according to claim 1, is characterized in that: described initiator is any one or combination of ammonium persulphate, Sodium Persulfate, Potassium Persulphate.
4. a kind of ambient self-crosslinking wood lacquer emulsion according to claim 1, is characterized in that: described neutralizing agent is any one or combination of ammoniacal liquor, sodium hydroxide, potassium hydroxide.
5. a kind of ambient self-crosslinking wood lacquer emulsion according to claim 1, is characterized in that: described molecular weight regulator is any one or combination of n-dodecyl mercaptan, tertiary lauryl mercaptan.
6. prepare the method for a kind of ambient self-crosslinking wood lacquer emulsion as claimed in claim 1, it is characterized in that:
(1) in reactor, add the emulsifier aqueous solution of 10-50%, stir, be warming up to 75 DEG C, stop heating;
(2) in emulsifying kettle, monomer material is joined successively in the residual emulsifier aqueous solution under high speed dispersion state, stir 30 ~ 40 minutes;
(3) then the monomer pre-emulsion of 5% being joined in reactor, add initiator solution and be incubated 15 minutes, when temperature of reaction kettle is to starting when 80 DEG C to drip residue emulsion and initiator solution, dripping off in 3 ~ 3.5 hours;
(4) 80 ~ 84 DEG C of inside holding 1 ~ 1.5 hour after being added dropwise to complete, then, reactor starts to be cooled to 35 ~ 40 DEG C;
(5) in reactor, add neutralizing agent, adipic dihydrazide, stir and filter and package after 30 ~ 40 minutes.
CN201510671622.1A 2015-10-13 2015-10-13 Normal-temperature-self-crosslinking woodenware paint emulsion and preparation method therefor Pending CN105175621A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510671622.1A CN105175621A (en) 2015-10-13 2015-10-13 Normal-temperature-self-crosslinking woodenware paint emulsion and preparation method therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510671622.1A CN105175621A (en) 2015-10-13 2015-10-13 Normal-temperature-self-crosslinking woodenware paint emulsion and preparation method therefor

Publications (1)

Publication Number Publication Date
CN105175621A true CN105175621A (en) 2015-12-23

Family

ID=54898114

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510671622.1A Pending CN105175621A (en) 2015-10-13 2015-10-13 Normal-temperature-self-crosslinking woodenware paint emulsion and preparation method therefor

Country Status (1)

Country Link
CN (1) CN105175621A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105949375A (en) * 2016-07-12 2016-09-21 深圳市长辉新材料科技有限公司 Resin for carpentry paint and carpentry paint
CN106280828A (en) * 2016-09-14 2017-01-04 四川力久云智知识产权运营有限公司 A kind of elastic water proofing paint
CN106433373A (en) * 2016-10-19 2017-02-22 黄远明 Room-temperature crosslinked type waterborne paint and preparation method thereof
CN110305545A (en) * 2018-03-20 2019-10-08 河北晨阳工贸集团有限公司 A kind of quick-dry type woodenware sealing wax seal coat and preparation method thereof
CN110951006A (en) * 2019-12-26 2020-04-03 山西省应用化学研究所(有限公司) Preparation method of room-temperature self-crosslinking water-based alkyd resin
CN112979864A (en) * 2021-04-29 2021-06-18 青岛展辰新材料有限公司 Modified acrylate water-based wood paint emulsion and preparation method thereof
CN116199830A (en) * 2023-03-07 2023-06-02 深圳市普利凯新材料股份有限公司 Acrylic ester modified alkyd self-crosslinking resin emulsion and preparation method and application thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1995245A (en) * 2006-12-15 2007-07-11 湖南工业大学 Method for preparing thermosetting acrylic ester emulsion coating under room temperature
CN101033360A (en) * 2006-12-15 2007-09-12 湖南工业大学 Method of preparing organic/inorganic hybridization reactivity semi-interpenetrating network structure emulsion
CN104177939A (en) * 2014-09-05 2014-12-03 上海展辰涂料有限公司 Room-temperature self-crosslinking wood lacquer emulsion and preparation method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1995245A (en) * 2006-12-15 2007-07-11 湖南工业大学 Method for preparing thermosetting acrylic ester emulsion coating under room temperature
CN101033360A (en) * 2006-12-15 2007-09-12 湖南工业大学 Method of preparing organic/inorganic hybridization reactivity semi-interpenetrating network structure emulsion
CN104177939A (en) * 2014-09-05 2014-12-03 上海展辰涂料有限公司 Room-temperature self-crosslinking wood lacquer emulsion and preparation method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
杨欢: "自交联体系丙烯酸乳液及其水性木器清漆的研究", 《中国优秀硕士学位论文全文数据库》 *

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105949375A (en) * 2016-07-12 2016-09-21 深圳市长辉新材料科技有限公司 Resin for carpentry paint and carpentry paint
CN106280828A (en) * 2016-09-14 2017-01-04 四川力久云智知识产权运营有限公司 A kind of elastic water proofing paint
CN106433373A (en) * 2016-10-19 2017-02-22 黄远明 Room-temperature crosslinked type waterborne paint and preparation method thereof
CN110305545A (en) * 2018-03-20 2019-10-08 河北晨阳工贸集团有限公司 A kind of quick-dry type woodenware sealing wax seal coat and preparation method thereof
CN110951006A (en) * 2019-12-26 2020-04-03 山西省应用化学研究所(有限公司) Preparation method of room-temperature self-crosslinking water-based alkyd resin
CN112979864A (en) * 2021-04-29 2021-06-18 青岛展辰新材料有限公司 Modified acrylate water-based wood paint emulsion and preparation method thereof
CN116199830A (en) * 2023-03-07 2023-06-02 深圳市普利凯新材料股份有限公司 Acrylic ester modified alkyd self-crosslinking resin emulsion and preparation method and application thereof
CN116199830B (en) * 2023-03-07 2025-06-10 深圳市普利凯新材料股份有限公司 Acrylate modified alkyd self-crosslinking resin emulsion and preparation method and application thereof

Similar Documents

Publication Publication Date Title
CN105175621A (en) Normal-temperature-self-crosslinking woodenware paint emulsion and preparation method therefor
CN104177939A (en) Room-temperature self-crosslinking wood lacquer emulsion and preparation method thereof
CN109627375B (en) Acetic acid tertiary emulsion and preparation method thereof
CN109651551B (en) Acrylate emulsion for building interior wall coating, preparation method thereof and coating
CN109867743B (en) A room temperature self-crosslinking waterborne acrylic resin dispersion and preparation method thereof
CN102617783B (en) Preparation method and application of water-soluble fluorine-containing acrylic resin
CN109439124A (en) Woodcare paint aqueous dumb light self-crosslinking acrylic lotion and its synthetic method
CN103130943A (en) Preparation method of water-borne acrylic resin emulsion for wood paint
CN103554378B (en) The preparation method that ketone resin is room temperature self-crosslinking acrylic ester emulsion modified and application
CN105330784B (en) A kind of method for preparing water-based acrylic resin
CN104341547A (en) Polyacrylic ester sealing emulsion and preparation method thereof
CN100376607C (en) Emulsion-type hydroxyl-containing acrylic resin with core-shell configuration
CN102391523B (en) Styrene-acrylate aqueous dispersoid with amphiphilic structure and preparation method thereof
CN104558450A (en) Organic-inorganic compound modified water-based acrylic resin and preparation method thereof
CN109651558B (en) Self-crosslinking core-shell structure water-based acrylic acid dispersion and preparation method and application thereof
CN107936812A (en) A kind of preparation method of hydroxyl acrylic resin paint
CN105693944B (en) A kind of preparation method of heat resist modification styrene-acrylic emulsion
EP1944344B1 (en) Resin composition for plastic coating and plastic coating using the same
CN104558449A (en) Preparation method of high-resistance organic and inorganic composite modified water-based acrylic resin
CN105440202A (en) Waterborne acrylic resin and preparation method thereof
CN104693340A (en) Carpentry paint emulsion with core-shell structure and preparation method thereof
CN103788304A (en) Amino resin-grafted modified water-based acrylic resin and preparation method thereof
WO1994009045A1 (en) Coating composition
CN113831791B (en) Water-based alcohol-resistant self-crosslinking nano emulsion and preparation method and application thereof
CN112830991B (en) High-gloss low-odor water-based acrylic emulsion and preparation method and application thereof

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20151223

WD01 Invention patent application deemed withdrawn after publication