CN109942777A - A kind of development and application of aqueous wood oil - Google Patents
A kind of development and application of aqueous wood oil Download PDFInfo
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- CN109942777A CN109942777A CN201910246035.6A CN201910246035A CN109942777A CN 109942777 A CN109942777 A CN 109942777A CN 201910246035 A CN201910246035 A CN 201910246035A CN 109942777 A CN109942777 A CN 109942777A
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Abstract
The invention discloses the development and application of a kind of aqueous wood oil, the dosage of each component is as follows by weight percentage: crude vegetal 5-15%, polyalcohol 1-5%, cosolvent 10-20%, aqueous monomers 3-8%, isocyanates 8--15%, oligomer dihydric alcohol 7-15%, neutralizer 1-4%, deionized water 50-65%, defoaming agent 0.1-0.5%, levelling agent 0.1-0.5%.The development and application of the aqueous wood oil, preparation process is simple, part environment-friendly type cosolvent is used only, and without removing, so that the product odour of preparation is low, VOC content≤200g/L reaches the requirement of environmental protection；Combine alkyd resin, the advantages of polyurethane resin, soft segment and hard section is reasonably combined so that final performance has good hardness and flexibility in product structure；It is not necessary that aqueous drier is being added, translucent blueing light is presented in product, deionized water can be added to adjust according to viscosity size in construction, has a quick-drying, the good characteristic of hardness, good water resistance, and adhesive force can be widely used for furniture coating and house decoration.
Description
Technical field
The present invention relates to paint technology field, the specially a kind of development and application of aqueous wood oil.
Background technique
Aqueous wood oil is refined using world's advanced technology, dilutable water, nontoxic, pure environmental protection, without formaldehyde, benzene,
The poisonous and harmful substances such as toluene, dimethylbenzene, lead, zinc do not injure human body animal and plant, are widely applied and outdoor scape
See anticorrosive wood, wayside pavilion desk and chair made of wood etc..
But Waterborne wood oil making technology nowadays in the market is complex, and has certain penetrating odor, is applying
During work, adhesive force is undesirable, and drying process is more slow, while without higher hardness and water resistance.
Summary of the invention
The purpose of the present invention is to provide the developments and application of a kind of aqueous wood oil, to solve to mention in above-mentioned background technique
Waterborne wood oil making technology out nowadays in the market is complex, and has certain penetrating odor, in the construction process,
Adhesive force is undesirable, and drying process is more slow, while the problem of no higher hardness and water resistance.
To achieve the above object, the invention provides the following technical scheme: a kind of development and application of aqueous wood oil, each group
The dosage divided is as follows by weight percentage:
Preferably, the crude vegetal be one of linseed oil, tung oil, Chinese catalpa oil, soybean oil, dehydrated castor oil or
It is a variety of.
Preferably, the polyalcohol be one of glycerol (GL), trimethylolpropane (TMP), pentaerythrite (PE) or
It is a variety of.
Preferably, the cosolvent is N-Methyl pyrrolidone (NMP), propylene glycol monomethyl ether (PM), dipropylene glycol methyl ether
(DPM), one of dipropylene (DPNB) or a variety of.
Preferably, the aqueous monomers are dihydromethyl propionic acid (DMPA), dimethylolpropionic acid (DMBA), isophthalic diformazan
One of acid -5- sodium sulfonate (5-SSIPA) is a variety of.
Preferably, the isocyanates be toluene di-isocyanate(TDI) (TDI), methyl diphenylene diisocyanate (MDI),
Hexamethylene diisocyanate (HDI), isophorone diisocyanate (IPDI), in benzene dimethylene diisocyanate (XDI)
It is one or more.
Preferably, the oligomer dihydric alcohol is one of polyether Glycols, polyester diol, neopentyl glycol or more
Kind.
Preferably, the ammonium hydroxide containing 30% levels, triethylamine, triethanolamine, 2- amino -2- in the neutralizer
One of methyl-1-propyl alcohol is a variety of.
The present invention also provides a kind of preparation methods of aqueous wood oil, and its step are as follows:
Step 1: crude vegetal and polyalcohol are put into reaction kettle and are stirred and heated to 120 DEG C or so, add and urge
Agent is continuously heating to 230-240 DEG C of heat preservation alcoholysis to the tolerance to methanol and is more than or equal to 1:3, is then cooled to 60-70
DEG C, obtain mixture one.
Step 2: by cosolvent, aqueous monomers, the mixture one in oligomer dihydric alcohol and step 1 after evenly mixing,
Using isocyanates be added dropwise technique, slowly heat up, 60-70 DEG C keep the temperature 0.5 hour after, be slowly warming up to 80-85 DEG C until
Until NCO detection is up to standard, mixture two is obtained.
Step 3: the mixture two in step 2 is cooled to 60 DEG C, adds neutralizer insulation reaction 0.5-1 hours
Afterwards, cooling is added deionized water high-speed stirred 20 minutes, adds defoaming agent, one kind is prepared in levelling agent after mixing evenly
Aqueous wood oil.
Compared with prior art, the beneficial effects of the present invention are: the development and application of the aqueous wood oil, have following wound
New point and advantage: 1, preparation process is simple, and synthesis process and product quality are easy to control, and part environment-friendly type cosolvent is used only,
And have no irritating odor without removing so that the product odour of preparation is low, VOC content≤200g/L reaches the requirement of environmental protection,
Better than the regulation of national standard；2, alkyd resin is combined, the advantages of polyurethane resin, soft segment and hard section in product structure
It is reasonably combined so that final performance have good hardness and flexibility；3, it is not necessary that aqueous drier is being added, product is presented half
The characteristic of transparent blueing light can add deionized water to adjust in construction according to viscosity size, and product has quick-drying, and hardness is good
Characteristic, good water resistance, adhesive force belong to environmentally friendly product, can be widely used for furniture coating and house decoration.
Specific embodiment
The following is a clear and complete description of the technical scheme in the embodiments of the invention, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is general
Logical technical staff every other embodiment obtained without making creative work, belongs to protection of the present invention
Range.
" part " number of raw material additional amount in following embodiment is " parts by weight ".
Embodiment one
The aqueous wood oil is prepared by following steps:
Step 1: 7 portions of linseed oil and 2 parts of trimethylolpropanes (TMP) are put into and is stirred and heated to 120 in reaction kettle
DEG C or so, 0.001 part of catalyst of LIOH is added, 230-240 DEG C of heat preservation alcoholysis is continuously heating to, until the alcohol with methanol
When solution ratio is greater than 3,70 DEG C are cooled to, mixture one is obtained.
Step 2: by 14 parts of N-Methyl pyrrolidones (NMP), 4 parts of dihydromethyl propionic acid (DMPA) and 8 parts it is low
Polymers polyether Glycols are added to the mixture one in step 1, after evenly mixing, technique are added dropwise using isocyanates, slowly
Heating maintains 60~70 DEG C of temperature, obtains mixture two.
Step 3: being added dropwise 10 parts of toluene di-isocyanate(TDI) (TDI) in the mixture two into step 2 with one hour,
Then it is warming up to 80 DEG C of heat preservations after keeping the temperature one hour until NCO≤0.3%, is cooled to 60 DEG C of triethylamines for being added 1.5 parts
After twenty minutes, cooling adds 54 parts of deionized water, and after twenty minutes, 0.3% defoaming agent, 0.2% levelling is added in high-speed stirred for heat preservation
Agent, packaging discharging.
Embodiment two
The aqueous wood oil is prepared by following steps:
Step 1: 4 portions of linseed oil, 4 portions of soybean oils and 2 parts of trimethylolpropanes (TMP) are put into reaction kettle and is stirred
120 DEG C or so are heated to, 0.001 part of catalyst of LIOH is added, is continuously heating to 230-240 DEG C of heat preservation alcoholysis, until with
When the alcoholysis ratio of methanol is greater than 3,70 DEG C are cooled to, mixture one is obtained.
Step 2: by 14 parts of N-Methyl pyrrolidones (NMP), 4 parts of dihydromethyl propionic acid (DMPA) and 8 parts it is low
Polymers polyether Glycols are added to the mixture one in step 1, after evenly mixing, technique are added dropwise using isocyanates, slowly
Heating maintains 60~70 DEG C of temperature, obtains mixture two.
Step 3: with the toluene di-isocyanate(TDI) (TDI) of 5 parts of dropwise addition in one hour, 7 parts of diphenylmethane diisocyanate
Ester (MDI) is warming up to 80 DEG C of heat preservations until NCO≤0.3% is in the mixture two into step 2 after then keeping the temperature one hour
Only, it is cooled to the triethylamine that 60 DEG C are added 1.5 parts to keep the temperature after twenty minutes, cooling adds 51 parts of deionized water, high-speed stirred 30 minutes
Afterwards, 0.3% defoaming agent, 0.2% levelling agent, packaging discharging is added.
Embodiment three
The aqueous wood oil is prepared by following steps:
Step 1: 2 parts of tung oil, 6 parts and 0.5 part of pentaerythrite (PE), 1.5 parts of trimethylolpropanes (TMP) are put into
It is stirred and heated to 120 DEG C or so in reaction kettle, adds 0.001 part of catalyst of LIOH, is continuously heating to 230-240 DEG C of guarantor
Warm alcoholysis, until being cooled to 70 DEG C when the alcoholysis ratio with methanol is greater than 3, obtaining mixture one.
Step 2: 14 parts of propylene glycol monomethyl ethers (PM), 4 parts of dimethylolpropionic acid (DMBA) and 8 parts of oligomer is poly-
Ether dihydric alcohol is added to the mixture one in step 1, after evenly mixing, technique is added dropwise using isocyanates, slowly heats up, dimension
60~70 DEG C of temperature are held, mixture two is obtained.
Step 3: different with 5 parts of the methyl diphenylene diisocyanate (MDI) of dropwise addition in one hour, 9 parts of isophorone two
Cyanate (IPDI) is in the mixture two into step 2,80 DEG C of heat preservations are warming up to after then keeping the temperature one hour until NCO≤
Until 0.3%, it is cooled to the triethylamine that 60 DEG C are added 1.5 parts and keeps the temperature after twenty minutes, cooling adds 48 parts of deionized water, high-speed stirring
After mixing 25 minutes, 0.3% defoaming agent, 0.2% levelling agent, packaging discharging is added.
Table 1 is the Waterborne wood oiliness energy and the feature of environmental protection.
Table 1
Finally it should be noted that the above content is merely illustrative of the technical solution of the present invention, rather than the present invention is protected
The limitation of range, the simple modification or equivalent replacement that those skilled in the art carry out technical solution of the present invention,
All without departing from the spirit and scope of technical solution of the present invention.
Claims (9)
1. a kind of development and application of aqueous wood oil, which is characterized in that the dosage of each component is as follows by weight percentage:
2. the development and application of a kind of aqueous wood oil according to claim 1, it is characterised in that: the crude vegetal is
One of linseed oil, tung oil, Chinese catalpa oil, soybean oil, dehydrated castor oil are a variety of.
3. the development and application of a kind of aqueous wood oil according to claim 1, it is characterised in that: the polyalcohol is glycerol
(GL), one of trimethylolpropane (TMP), pentaerythrite (PE) or a variety of.
4. the development and application of a kind of aqueous wood oil according to claim 1, it is characterised in that: the cosolvent is N- first
One of base pyrrolidones (NMP), propylene glycol monomethyl ether (PM), dipropylene glycol methyl ether (DPM), dipropylene (DPNB) or
It is a variety of.
5. the development and application of a kind of aqueous wood oil according to claim 1, it is characterised in that: the aqueous monomers are two
One of hydroxymethyl propionic acid (DMPA), dimethylolpropionic acid (DMBA), 5-sodium sulfo isophthalate (5-SSIPA) are more
Kind.
6. the development and application of a kind of aqueous wood oil according to claim 1, it is characterised in that: the isocyanates is first
Phenylene diisocyanate (TDI), methyl diphenylene diisocyanate (MDI), hexamethylene diisocyanate (HDI), isophorone
One of diisocyanate (IPDI), benzene dimethylene diisocyanate (XDI) are a variety of.
7. the development and application of a kind of aqueous wood oil according to claim 1, it is characterised in that: the oligomer dihydric alcohol
For one of polyether Glycols, polyester diol, neopentyl glycol or a variety of.
8. the development and application of a kind of aqueous wood oil according to claim 1, it is characterised in that: contain in the neutralizer
One of the ammonium hydroxide of 30% levels, triethylamine, triethanolamine, 2-amino-2-methyl-1-propanol are a variety of.
9. a kind of development and application of aqueous wood oil, preparation method described in -8 are as follows according to claim 1:
Step 1: crude vegetal and polyalcohol are put into reaction kettle and are stirred and heated to 120 DEG C or so, and catalyst is added,
It is continuously heating to 230-240 DEG C of heat preservation alcoholysis to the tolerance to methanol and is more than or equal to 1:3, be then cooled to 60-70 DEG C, obtain
Mixture one.
Step 2: by cosolvent, aqueous monomers, the mixture one in oligomer dihydric alcohol and step 1 after evenly mixing, is used
Technique is added dropwise in isocyanates, slowly heats up, and after 60-70 DEG C keeps the temperature 0.5 hour, is slowly warming up to 80-85 DEG C until NCO is detected
Until up to standard, mixture two is obtained.
Step 3: being cooled to 60 DEG C for the mixture two in step 2, after adding neutralizer insulation reaction 0.5-1 hours, drop
Temperature is added deionized water high-speed stirred 20 minutes, adds defoaming agent, levelling agent and a kind of Waterborne wood is prepared after mixing evenly
Oil.
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Cited By (4)
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| EP4030912A4 (en) * | 2019-09-16 | 2023-09-27 | Eastman Chemical Company | Water immiscible solvent-in-water emulsion formulation containing a sulfopolymer |
| EP4030904A4 (en) * | 2019-09-16 | 2023-09-27 | Eastman Chemical Company | Sticker formulation containing a sulfopolymer |
| EP4030913A4 (en) * | 2019-09-16 | 2023-09-27 | Eastman Chemical Company | Spreader formulation containing a sulfopolymer |
| EP4030910A4 (en) * | 2019-09-16 | 2023-09-27 | Eastman Chemical Company | Rapid dispersal formulation containing a sulfopolymer |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4030912A4 (en) * | 2019-09-16 | 2023-09-27 | Eastman Chemical Company | Water immiscible solvent-in-water emulsion formulation containing a sulfopolymer |
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| EP4030910A4 (en) * | 2019-09-16 | 2023-09-27 | Eastman Chemical Company | Rapid dispersal formulation containing a sulfopolymer |
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Application publication date: 20190628 |