CN110373145A - A kind of carpenter's wallboard edge sealing cladding uses adhesive - Google Patents
A kind of carpenter's wallboard edge sealing cladding uses adhesive Download PDFInfo
- Publication number
- CN110373145A CN110373145A CN201910761544.2A CN201910761544A CN110373145A CN 110373145 A CN110373145 A CN 110373145A CN 201910761544 A CN201910761544 A CN 201910761544A CN 110373145 A CN110373145 A CN 110373145A
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- carpenter
- acid
- edge sealing
- parts
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/4202—Two or more polyesters of different physical or chemical nature
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/4236—Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups
- C08G18/4238—Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups derived from dicarboxylic acids and dialcohols
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
- C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
- C09J175/04—Polyurethanes
- C09J175/06—Polyurethanes from polyesters
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The present invention relates to a kind of carpenter's wallboard edge sealing cladding adhesive, each component including following parts by weight: amorphous polyester polyalcohol, 30-40 parts；Liquid polyesters polyalcohol, 25-35 parts；Crystalline polyester polyols, 20-30 parts；Petropols, 8-12 parts；MDI is added according to isocyanates number molar ratio NCO/OH=1.5~1.8；Catalyst, 0.1-0.5 parts；Silane coupling agent, 0.5-3 parts.Adhesive of the invention, viscosity with higher are easy to carpenter's stickup, and it is not in rebound, cissing phenomenon that solidification process solvent discharge amount, which is zero, and curing rate is fast, have high and stable peel strength, good heat resistance after solidification.
Description
Technical field
The present invention relates to a kind of adhesives, and in particular to a kind of carpenter's edge sealing cladding uses adhesive.
Background technique
The mode of carpenter's wood edges item paint is usually by unvarnished edge band in wood furniture adhesive edge sealing
After paint.Existing carpenter's adhesive a kind of carpenter's edge sealing adhesive, " its as shown in Chinese patent 201610607911.X
By 7.9%-24% (weight percent) isocyanates, 30%-77% (weight percent) amorphous polyester, 15%-45% (weight
Measure percentage) heavy polymer and 0.1%-1% (weight percent) drier composition ".Although the adhesive improves
The problem of polluting environment, but its curing time is longer, is unfavorable for actually using.
Summary of the invention
In order to solve the above technical problems, the object of the present invention is to provide a kind of carpenter's wallboard edge sealing cladding adhesives.
Technical scheme is as follows:
A kind of carpenter's wallboard edge sealing cladding adhesive, which is characterized in that each component including following parts by weight:
MDI is added according to isocyanates number molar ratio NCO/OH=1.5~1.8；
Catalyst, 0.1-0.5 parts；
Silane coupling agent, 0.5-3 parts.
Further, the amorphous polyester polyalcohol be phthalic anhydride, terephthalic acid (TPA), M-phthalic acid, oneself
The reaction of two or more substances produces in diacid, sebacic acid, dodecanedioic acid, neopentyl glycol, hexylene glycol, butanediol or diethylene glycol (DEG)
Object.
Further, the liquid polyesters polyalcohol is adipic acid, M-phthalic acid, terephthalic acid (TPA), phthalic anhydride, decanedioic acid
One of or it is a variety of, with ethylene glycol, diethylene glycol, triethylene glycol, 1,4-butanediol, 1,6- hexylene glycol, neopentyl glycol, 2- first
Base -1,3-PD, 3- methyl-1, one of 5- pentanediol, trimethylolpropane or a variety of pass through macromolecule polycondensation reaction
Synthesize the hydroxy-end capped oligomer that obtained molecular weight is 800-8500.
Further, the crystalline polyester polyols are poly- hexanedioic acid -1,6- hexylene glycol esterdiol, poly- hexanedioic acid -1,
4- butyl glycol ester diol, poly- decanedioic acid hexylene glycol esterdiol, pla-pcl it is one or more.
Further, the catalyst is triethylenediamine, pure bis- (dimethylaminoethyl) ethers, cyclohexyl methyl uncle
Amine, five methyl diethylentriamine, pentamethyldipropylenetriamine, tetramethylethylenediamine, 4-methyl-diaminopropane, N, N- dimethyl
Benzylamine, dimethylethanolamine, trimethyl hydroxyethylammonium propane diamine, N-methylmorpholine, N-ethylmorpholine, dual-morpholinyl diethyl ether,
Any one of N- methylimidazole, triethylamine.
Further, the silane coupling agent be gamma-aminopropyl-triethoxy-silane, γ-aminopropyltrimethoxysilane,
N- (β-aminoethyl)-γ-aminopropyltrimethoxysilane, N- (β-aminoethyl)-gamma-aminopropyl-triethoxy-silane, aniline first
Ethyl triethoxy silicane alkane, aniline third class triethoxysilane, γ-glycidol ether propyl trimethoxy silicane, γ-mercaptopropyi
Trimethoxy silane, γ-Mercaptopropyltriethoxysilane, γ-isocyanate propyl trimethoxysilane, γ-isocyanates
Any one of propyl-triethoxysilicane.
A kind of carpenter's wallboard edge sealing cladding preparation method of adhesive, which is characterized in that including the following steps:
S1, amorphous polyester polyalcohol, liquid polyesters polyalcohol, crystalline polyester polyols, Petropols are added instead
It answers in equipment, is heated to 120~125 DEG C and starts to be dehydrated, vacuum degree is down to -0.095MPa hereinafter, testing water after dehydration 2 hours
Point, when moisture is down to 300ppm, the following are qualifications；
S2, step S1 product is cooled to 90 DEG C hereinafter, addition MDI, is warming up to 120 DEG C, vacuum reaction 30min；
S3, with the air in nitrogen purge consersion unit, catalyst and silane coupling agent, reaction is added after restoring normal pressure
15min obtains adhesive.According to the above aspect of the present invention, the present invention has at least the following advantages:
Adhesive of the invention, viscosity with higher are easy to carpenter's edge sealing cladding and paste, solidification process solvent discharge amount
It is zero, it is not in rebound, cissing phenomenon that curing rate is fast, has high and stable peel strength, good heat-resisting after solidification
Property.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, with presently preferred embodiments of the present invention, simultaneously detailed description is as follows below.
Specific embodiment
With reference to embodiment, the embodiment of the present invention is furthur described in detail.Following embodiment is used for
Illustrate the present invention, but is not intended to limit the scope of the invention.
Embodiment 1
By amorphous polyester polyalcohol 30g, liquid polyesters polyalcohol 25g, poly- hexanedioic acid -1,4-butanediol esterdiol 37g,
Petropols 8g is added in consersion unit, is heated to 120 DEG C and starts to be dehydrated, and vacuum degree is down to -0.095MPa hereinafter, dehydration 2 is small
When after test moisture, when moisture is down to 300ppm, the following are qualifications；And temperature is to 90 DEG C hereinafter, MDI is added (according to isocyanates
Number molar ratio NCO/OH=1.5 addition), 120 DEG C are warming up to, vacuum reaction 30min；With the sky in nitrogen purge consersion unit
Triethylenediamine 0.1g and N- (β-aminoethyl)-γ-aminopropyltrimethoxysilane 0.5g is added after restoring normal pressure, instead in gas
15min is answered, adhesive is obtained.
Embodiment 2
By amorphous polyester polyalcohol 35g, liquid polyesters polyalcohol 30g, poly- hexanedioic acid -1,4-butanediol esterdiol 25g,
Petropols 10g is added in consersion unit, is heated to 120 DEG C and starts to be dehydrated, and vacuum degree is down to -0.095MPa hereinafter, dehydration 2 is small
When after test moisture, when moisture is down to 300ppm, the following are qualifications；And temperature is to 90 DEG C hereinafter, MDI is added (according to isocyanates
Number molar ratio NCO/OH=1.65 addition), 120 DEG C are warming up to, vacuum reaction 30min；With the sky in nitrogen purge consersion unit
Gas is added pentamethyldipropylenetriamine 0.15g and anilinomethyl triethoxysilane 1.5g after restoring normal pressure, reacts 15min,
Obtain adhesive.
Embodiment 3
By amorphous polyester polyalcohol 30g, liquid polyesters polyalcohol 28g, poly- decanedioic acid hexylene glycol esterdiol 30g, petroleum
Resin 12g be added consersion unit in, be heated to 120 DEG C and start to be dehydrated, vacuum degree be down to -0.095MPa hereinafter, dehydration 2 hours it
After test moisture, when moisture is down to 300ppm, the following are qualifications；And temperature (is rubbed to 90 DEG C hereinafter, MDI is added according to isocyanates number
You add than NCO/OH=1.8), 120 DEG C are warming up to, vacuum reaction 30min；It is extensive with the air in nitrogen purge consersion unit
Triethylenediamine 0.2g and N- (β-aminoethyl)-γ-aminopropyltrimethoxysilane 3g is added after multiple normal pressure, reacts 15min,
Obtain adhesive.
Embodiment 4
By amorphous polyester polyalcohol 30g, liquid polyesters polyalcohol 32g, poly- decanedioic acid hexylene glycol esterdiol and poly- two
Acid -1,4-butanediol esterdiol mixture 30g, Petropols 8g is added in consersion unit, is heated to 120 DEG C and starts to be dehydrated, very
Reciprocal of duty cycle is down to -0.095MPa hereinafter, testing moisture after dehydration 2 hours, the following are qualifications when moisture is down to 300ppm；And temperature is extremely
90 DEG C hereinafter, addition MDI (being added according to isocyanates number molar ratio NCO/OH=1.5), is warming up to 120 DEG C, vacuum reaction
30min；With the air in nitrogen purge consersion unit, triethylenediamine 0.1g and N- (β-ammonia second is added after restoring normal pressure
Base)-γ-aminopropyltrimethoxysilane 0.5g, reacts 15min, obtains adhesive.
Embodiment 5
By amorphous polyester polyalcohol 35g, liquid polyesters polyalcohol 30g, poly- hexanedioic acid -1,4-butanediol esterdiol and gather
Hexanedioic acid -1,6- hexylene glycol esterdiol mixture 25g, Petropols 10g are added in consersion unit, are heated to 120 DEG C and start to take off
Water, vacuum degree are down to -0.095MPa hereinafter, testing moisture after dehydration 2 hours, the following are qualifications when moisture is down to 300ppm；
And temperature is to 90 DEG C hereinafter, addition MDI (being added according to isocyanates number molar ratio NCO/OH=1.65), is warming up to 120 DEG C, vacuum
React 30min；With the air in nitrogen purge consersion unit, restore to be added after normal pressure pentamethyldipropylenetriamine 0.15g and
Anilinomethyl triethoxysilane 1.5g reacts 15min, obtains adhesive.
Embodiment 6
By amorphous polyester polyalcohol 30g, liquid polyesters polyalcohol 28g, poly- decanedioic acid hexylene glycol esterdiol and poly- two
Acid -1,4-butanediol esterdiol mixture is added in consersion unit without 30g, Petropols 12g, is heated to 120 DEG C and starts to be dehydrated,
Vacuum degree is down to -0.095MPa hereinafter, testing moisture after dehydration 2 hours, the following are qualifications when moisture is down to 300ppm；And temperature
To 90 DEG C hereinafter, MDI (adding according to isocyanates number molar ratio NCO/OH=1.8) is added, 120 DEG C are warming up to, vacuum reaction
30min；With the air in nitrogen purge consersion unit, triethylenediamine 0.2g and N- (β-ammonia second is added after restoring normal pressure
Base)-γ-aminopropyltrimethoxysilane 3g, reacts 15min, obtains adhesive.
Test result
Note:
Viscosity --- BROOKFIELD DV2T+BROOKFIELD THEMOSEL 27# rotor
Peel strength test method --- 120 DEG C of gluings (glue-spread 50g/m2) on 20 centimetres wide wood-plastic board substrate, fitting
PVC film, laminating machine press rail pressure power 0.5MPa.It is placed respectively the different time under the conditions of 23 DEG C &55%RH, carries out peel strength survey
Examination.PVC film is cut into the test sample of 25mm wide when test, carries out mechanical stretch performance test on universal testing machine.
Open hour --- 120 DEG C of gluings carry out bonding test on substrate, with brown paper, do not glue for judgment criteria.
The above is only a preferred embodiment of the present invention, it is not intended to restrict the invention, it is noted that for this skill
For the those of ordinary skill in art field, without departing from the technical principles of the invention, can also make it is several improvement and
Modification, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (7)
1. a kind of carpenter's wallboard edge sealing cladding adhesive, which is characterized in that each component including following parts by weight:
MDI is added according to isocyanates number molar ratio NCO/OH=1.5~1.8；
Catalyst, 0.1-0.2 parts；
Silane coupling agent, 0.5-3 parts.
2. a kind of carpenter's wallboard edge sealing cladding adhesive according to claim 1, it is characterised in that: described amorphous poly-
Ester polyol is phthalic anhydride, terephthalic acid (TPA), M-phthalic acid, adipic acid, sebacic acid, dodecanedioic acid, new penta 2
The reaction product of two or more substances in alcohol, hexylene glycol, butanediol or diethylene glycol (DEG).
3. a kind of carpenter's wallboard edge sealing cladding adhesive according to claim 1, it is characterised in that: the liquid polyesters
Polyalcohol is one of adipic acid, M-phthalic acid, terephthalic acid (TPA), phthalic anhydride, decanedioic acid or a variety of, with ethylene glycol, diethyl
Glycol, triethylene glycol, 1,4- butanediol, 1,6-HD, neopentyl glycol, 2- methyl-1,3-propanediol, 3- methyl-1,5- penta
One of glycol, trimethylolpropane are a variety of, are 800-8500 by the molecular weight that macromolecule polycondensation reaction synthesizes
Hydroxy-end capped oligomer.
4. a kind of carpenter's wallboard edge sealing cladding adhesive according to claim 1, it is characterised in that: the crystallinity is poly-
Ester polyol is poly- hexanedioic acid -1,6- hexylene glycol esterdiol, poly- hexanedioic acid -1,4-butanediol esterdiol, poly- decanedioic acid hexylene glycol
Esterdiol, pla-pcl it is one or more.
5. a kind of carpenter's wallboard edge sealing cladding adhesive according to claim 1, it is characterised in that: the catalyst is
Triethylenediamine, pure bis- (dimethylaminoethyl) ethers, cyclohexyl methyl tertiary amine, five methyl diethylentriamine, pentamethyl two
Propylidene triamine, tetramethylethylenediamine, 4-methyl-diaminopropane, N, N- dimethyl benzylamine, dimethylethanolamine, trimethyl hydroxyethylammonium
Propane diamine, N-methylmorpholine, N-ethylmorpholine, dual-morpholinyl diethyl ether, any one of N- methylimidazole, triethylamine.
6. a kind of carpenter's wallboard edge sealing cladding adhesive according to claim 1, it is characterised in that: described silane coupled
Agent is gamma-aminopropyl-triethoxy-silane, γ-aminopropyltrimethoxysilane, N- (β-aminoethyl)-γ-aminopropyl trimethoxy
Base silane, N- (β-aminoethyl)-gamma-aminopropyl-triethoxy-silane, anilinomethyl triethoxysilane, three ethoxy of aniline third class
Base silane, γ-glycidol ether propyl trimethoxy silicane, γ mercaptopropyitrimethoxy silane, three second of γ-mercaptopropyi
Any one of oxysilane, γ-isocyanate propyl trimethoxysilane, γ-isocyanates propyl-triethoxysilicane.
7. the preparation method that a kind of carpenter's wallboard edge sealing cladding uses adhesive, which is characterized in that including the following steps:
S1, amorphous polyester polyalcohol, liquid polyesters polyalcohol, crystalline polyester polyols, Petropols are added reaction and set
In standby, it is heated to 120~125 DEG C and starts to be dehydrated, vacuum degree is down to -0.095MPa and tests moisture later hereinafter, being dehydrated 2 hours,
When moisture is down to 300ppm, the following are qualifications；
S2, step S1 product is cooled to 90 DEG C hereinafter, addition MDI, is warming up to 120 DEG C, vacuum reaction 30min；
S3, with the air in nitrogen purge consersion unit, catalyst and silane coupling agent is added after restoring normal pressure, reacts 15min,
Obtain adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910761544.2A CN110373145A (en) | 2019-08-18 | 2019-08-18 | A kind of carpenter's wallboard edge sealing cladding uses adhesive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910761544.2A CN110373145A (en) | 2019-08-18 | 2019-08-18 | A kind of carpenter's wallboard edge sealing cladding uses adhesive |
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| CN110373145A true CN110373145A (en) | 2019-10-25 |
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| CN201910761544.2A Pending CN110373145A (en) | 2019-08-18 | 2019-08-18 | A kind of carpenter's wallboard edge sealing cladding uses adhesive |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111619258A (en) * | 2020-05-29 | 2020-09-04 | 乐凯医疗科技有限公司 | Thermosensitive recording material and preparation method thereof |
| CN112457816A (en) * | 2020-12-14 | 2021-03-09 | 山东华诚高科胶粘剂有限公司 | Adhesive for yellowing-resistant adhesive stone permeable pavement and application thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111619258A (en) * | 2020-05-29 | 2020-09-04 | 乐凯医疗科技有限公司 | Thermosensitive recording material and preparation method thereof |
| CN112457816A (en) * | 2020-12-14 | 2021-03-09 | 山东华诚高科胶粘剂有限公司 | Adhesive for yellowing-resistant adhesive stone permeable pavement and application thereof |
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Application publication date: 20191025 |