CN107987778A - A kind of household electrical appliances reaction type polyurethane hot-melt adhesive and preparation method thereof - Google Patents
A kind of household electrical appliances reaction type polyurethane hot-melt adhesive and preparation method thereof Download PDFInfo
- Publication number
- CN107987778A CN107987778A CN201711291103.8A CN201711291103A CN107987778A CN 107987778 A CN107987778 A CN 107987778A CN 201711291103 A CN201711291103 A CN 201711291103A CN 107987778 A CN107987778 A CN 107987778A
- Authority
- CN
- China
- Prior art keywords
- weight
- parts
- melt adhesive
- type polyurethane
- reaction type
- 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.)
- Granted
Links
Classifications
-
- 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
-
- 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
-
- 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
- C08G18/48—Polyethers
-
- 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
- C08G18/62—Polymers of compounds having carbon-to-carbon double bonds
- C08G18/6216—Polymers of alpha-beta ethylenically unsaturated carboxylic acids or of derivatives thereof
- C08G18/625—Polymers of alpha-beta ethylenically unsaturated carboxylic acids; hydrolyzed polymers of esters of these acids
-
- 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
Abstract
The present invention provides a kind of household electrical appliances reaction type polyurethane hot-melt adhesive and preparation method thereof, the household electrical appliances are prepared with reaction type polyurethane hot-melt adhesive by the raw material including following components:The parts by weight of 100 parts by weight of polyester polyol~250;The parts by weight of 1 parts by weight of polyether polyol~150;The parts by weight of 50 parts by weight of isocyanates~100;The parts by weight of 70 parts by weight of tackifying resin~150;The parts by weight of 1 parts by weight of latent curing agent~10;The parts by weight of 1 parts by weight of antioxidant~5;The parts by weight of 5 parts by weight of coupling agent~10;The parts by weight of 0.01 parts by weight of catalyst~0.1;The polyester polyol is 1 by mass ratio:The crystalline polyester polyols and amorphous polyester polyalcohol of (0.25~1.5);The latent curing agent is aldimine latent curing agent or polybenzobisoxazole alkane latent curing agent.Compared with prior art, household electrical appliances provided by the invention use certain content component with reaction type polyurethane hot-melt adhesive, realize preferable interaction, obtained product solidification process bubble-free, and have excellent adhesive property, and water-fast, chemical resistance.
Description
Technical field
The present invention relates to polyurethane sealant technical field, is to be related to a kind of poly- ammonia of household electrical appliances response type more specifically
Ester hot melt adhesive and preparation method thereof.
Background technology
Reaction type polyurethane hot-melt adhesive (abbreviation PUR):It is pre- containing end NCO polyurethane in moisture-curable polyurethane hot melt adhesive component
Aggressiveness, produces under the condition of high temperature, moisture or active hydrogen thing in active functional group and air or on adherend after heating
Qualitative response and form part cross-linked structure, make the performance such as adhesive strength, chemicals-resistant, heat-resisting, hydrolysis better than general heat
Melten gel.Reaction type polyurethane hot-melt adhesive is widely used in the industries such as carpenter, weaving, automobile, electronics, household electrical appliances.Reaction type polyurethane heat
The synthesis of melten gel is one and chemically reacts the process being combined with physical mixed.Reaction type polyurethane hot-melt adhesive in the prior art
The chemical reaction of synthesis generally refers to the reaction of isocyanates and multicomponent alcoholics compound, and wherein isocyanates uses hexichol
Dicyclohexylmethane diisocyanate (abbreviation MDI), and multicomponent alcoholics compound be number average molecular 1000~5000 polyester and
Polyethers.
At present, many household electrical appliances, for example be to select pressure sensitive adhesive tape mostly when the fixation of cover plate for washing machine, panel of refrigerator, and
Pressure sensitive adhesive tape generally requires manually to turn to match somebody with somebody, and the slower and comprehensive cost of efficiency is higher;In addition industrial pressure sensitive adhesive tape is due to just viscous
Power is final bonding force, and pressure (the pressure destruction reality of 96kg or so can only be born in terms of terms of mechanics especially pressure-bearing
Test), while the result in alcohol, detergent immersion experiment is nor highly desirable.From 2015, Haier, U.S. water chestnut, Hisense etc.
Domestic household electrical appliances industry mark post enterprise, has begun to replace traditional industrial pressure sensitive adhesive tape using reaction type polyurethane hot-melt adhesive, and
And there is actual use on the colorful glittering glass panel of some refrigerators.
But reaction type polyurethane hot-melt adhesive of the prior art can produce bubble in the curing process, cause glue-line table
Face is uneven, and adhesive property is poor, does not possess water-fast, chemical resistance.
The content of the invention
In view of this, it is an object of the invention to provide a kind of household electrical appliances reaction type polyurethane hot-melt adhesive and its preparation side
Method, reaction type polyurethane hot-melt adhesive solidification process bubble-free provided by the invention, and there is excellent adhesive property, and it is resistance to
Water, chemical resistance.
The present invention provides a kind of household electrical appliances reaction type polyurethane hot-melt adhesive, by the raw material preparation including following components
Into:
The parts by weight of 100 parts by weight of polyester polyol~250;
The parts by weight of 1 parts by weight of polyether polyol~150;
The parts by weight of 50 parts by weight of isocyanates~100;
The parts by weight of 70 parts by weight of tackifying resin~150;
The parts by weight of 1 parts by weight of latent curing agent~10;
The parts by weight of 1 parts by weight of antioxidant~5;
The parts by weight of 5 parts by weight of coupling agent~10;
The parts by weight of 0.01 parts by weight of catalyst~0.1;
The polyester polyol is 1 by mass ratio:The crystalline polyester polyols and amorphous polyester of (0.25~1.5) are more
First alcohol;
The latent curing agent is aldimine latent curing agent or polybenzobisoxazole alkane latent curing agent.
Preferably, the crystalline polyester polyols be selected from succinic acid-butanediol ester glycol, tetramethylene adipate glycol,
One or more in ethanedioic acid glycol ester glycol and adipic acid hexylene glycol esterdiol.
Preferably, the amorphous polyester polyalcohol is selected from ethylene glycol/butanediol/diethylene glycol (DEG)/adipat copolymers, two sweet
Alcohol/phthalic anhydride copolymer, neopentyl glycol/phthalic anhydride copolymer, ethylene glycol/neopentyl glycol/succinic acid/isophthalic acid copolymers and two
One or more in glycol/trimethylolpropane/adipat copolymers.
Preferably, the tackifying resin is selected from acrylic resin, hydroxyl terminated polyurethane, Petropols, polyolefins and increases
One or more in viscosity resin and terpene resin.
Preferably, the antioxidant is selected from 2,6-di-tert-butyl p-methylphenol, four [β-(3,5- di-t-butyl -4- hydroxyls
Phenyl) propionic acid] pentaerythritol ester, the β-positive octadecanol ester of (3,5- di-tert-butyl-hydroxy phenyls) propionic acid, three (bis- uncles of 2.4-
Butyl phenyl) one or more in phosphite ester and double (3,5- di-tert-butyl-hydroxy phenyls) thioethers.
Preferably, the coupling agent be selected from γ-mercaptopropyl trimethoxysilane, gamma-aminopropyl-triethoxy-silane, γ-
Glycidyl ether oxygen propyl trimethoxy silicane, vinyltrimethoxysilane, γ-isocyanate group propyl-triethoxysilicane
With the one or more in N- β-(aminoethyl)-γ-aminopropyltrimethoxysilane.
Preferably, the catalyst is selected from dibutyl tin laurate, organo-bismuth, triethylenediamine and dimorpholine base two
One or more in ethylether.
Present invention also offers a kind of preparation side of the household electrical appliances reaction type polyurethane hot-melt adhesive described in above-mentioned technical proposal
Method, comprises the following steps:
After crystalline polyester polyols, polyether polyol, amorphous polyester polyalcohol, antioxidant and tackifying resin are mixed
Dehydration, adds isocyanates and is reacted, and is eventually adding latent curing agent, coupling agent and catalyst and carries out vacuum defoamation, disperses
Reaction type polyurethane hot-melt adhesive is obtained after uniformly.
Preferably, the temperature of the dehydration be 105 DEG C~130 DEG C, vacuum≤- 0.095MPa, the time for 1.5h~
2.5h。
Preferably, the temperature of the reaction is 93 DEG C~98 DEG C, and the time is 1h~3h.
The present invention provides a kind of household electrical appliances reaction type polyurethane hot-melt adhesive and preparation method thereof, the household electrical appliances response type
Polyurethane hot melt is prepared by the raw material including following components:The parts by weight of 100 parts by weight of polyester polyol~250;Polyethers
The parts by weight of 1 parts by weight of polyalcohol~150;The parts by weight of 50 parts by weight of isocyanates~100;The weight of 70 parts by weight of tackifying resin~150
Measure part;The parts by weight of 1 parts by weight of latent curing agent~10;The parts by weight of 1 parts by weight of antioxidant~5;The weight of 5 parts by weight of coupling agent~10
Part;The parts by weight of 0.01 parts by weight of catalyst~0.1;The polyester polyol is 1 by mass ratio:The crystallinity of (0.25~1.5)
Polyester polyol and amorphous polyester polyalcohol;The latent curing agent is aldimine latent curing agent or polybenzobisoxazole alkane latent curing agent.With
The prior art is compared, and household electrical appliances provided by the invention use certain content component with reaction type polyurethane hot-melt adhesive, is realized preferable
Interaction, obtained product solidification process bubble-free, and there is excellent adhesive property, and water-fast, chemical resistance.
Test result indicates that household electrical appliances provided by the invention reaction type polyurethane hot-melt adhesive solidification process bubble-free, and product is viscous
Relay is 80kg~92kg, and the bonding force after detergent immersion is 60kg~78kg, the bonding force after alcohol immersion for 36kg~
50kg。
Embodiment
Below in conjunction with the embodiment of the present invention, technical scheme is clearly and completely described, it is clear that institute
The embodiment of description is only part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention,
Those of ordinary skill in the art's all other embodiments obtained without making creative work, belong to this hair
The scope of bright protection.
The present invention provides a kind of household electrical appliances reaction type polyurethane hot-melt adhesive, by the raw material preparation including following components
Into:
The parts by weight of 100 parts by weight of polyester polyol~250;
The parts by weight of 1 parts by weight of polyether polyol~150;
The parts by weight of 50 parts by weight of isocyanates~100;
The parts by weight of 70 parts by weight of tackifying resin~150;
The parts by weight of 1 parts by weight of latent curing agent~10;
The parts by weight of 1 parts by weight of antioxidant~5;
The parts by weight of 5 parts by weight of coupling agent~10;
The parts by weight of 0.01 parts by weight of catalyst~0.1;
The polyester polyol is 1 by mass ratio:The crystalline polyester polyols and amorphous polyester of (0.25~1.5) are more
First alcohol;
The latent curing agent is aldimine latent curing agent or polybenzobisoxazole alkane latent curing agent.
In the present invention, the polyester polyol is 1 by mass ratio:The crystalline polyester polyols of (0.25~1.5) and
Amorphous polyester polyalcohol.In the present invention, the mass ratio of crystalline polyester polyols and the amorphous polyester polyalcohol is
1:(0.25~1.5), is preferably 1:(0.85~1.5).In the present invention, the crystalline polyester polyols primarily serve raising
The effect of initial bonding force, while help to shorten the open hour of hot melt adhesive;Meanwhile coordinate amorphous polyester polyalcohol, at it
Under his component collective effect, it is possible to increase reaction type polyurethane hot-melt adhesive improves water-fast, resistance to the adhesive properties of polar substrates
Chemicals energy.
In the present invention, the hydroxyl value of the crystalline polyester polyols is preferably 21KOH/mg~56KOH/mg, more preferably
For 31KOH/mg~36KOH/mg, water content is preferably smaller than equal to 0.1%.In the present invention, the crystalline polyester polyols
Be preferably selected from succinic acid-butanediol ester glycol, tetramethylene adipate glycol, ethanedioic acid glycol ester glycol and adipic acid oneself two
One or more in alcohol esterdiol, more preferably adipic acid hexylene glycol esterdiol or succinic acid-butanediol ester glycol.The present invention
The source of the polyester polyol is not particularly limited, using above-mentioned succinic acid-butanediol ester well known to those skilled in the art
Glycol, tetramethylene adipate glycol, the commercial goods of ethanedioic acid glycol ester glycol and adipic acid hexylene glycol esterdiol.
In the present invention, the hydroxyl value of the amorphous polyester polyalcohol is preferably 18KOH/mg~56KOH/mg, more preferably
For 21KOH/mg~36KOH/mg, water content is preferably smaller than equal to 0.1%.In the present invention, the amorphous polyester polyalcohol
It is preferably selected from ethylene glycol/butanediol/diethylene glycol (DEG)/adipat copolymers, diethylene glycol (DEG)/phthalic anhydride copolymer, neopentyl glycol/phthalic anhydride copolymerization
Thing, ethylene glycol/neopentyl glycol/succinic acid/isophthalic acid copolymers and diethylene glycol (DEG)/trimethylolpropane/adipat copolymers
In one or more, more preferably neopentyl glycol/phthalic anhydride copolymer or ethylene glycol/neopentyl glycol/succinic acid/M-phthalic acid
Copolymer;The present invention is not particularly limited the species of the amorphous polyester polyalcohol and source, using meeting above-mentioned parameter
It is required that amorphous polyester polyalcohol commercial goods.
In the present invention, the household electrical appliances include the polyester of the parts by weight of 100 parts by weight~250 with reaction type polyurethane hot-melt adhesive
Polyalcohol, is preferably the parts by weight of 185 parts by weight~250.
In the present invention, the hydroxyl value of the polyether polyol is preferably 21KOH/mg~112KOH/mg, more preferably
56KOH/mg, water content are preferably smaller than equal to 0.1%.In the present invention, the polyether polyol is preferably selected from polypropylene oxide
One or more in glycol, polypropylene oxide triol and polytetrahydrofuran ether glycol;The present invention is to the polyether polyol
Species and source are not particularly limited, using the commercial goods for the polyether polyol for meeting above-mentioned parameter requirement.In this hair
In bright, the household electrical appliances include the polyether polyol of the parts by weight of 1 parts by weight~150 with reaction type polyurethane hot-melt adhesive, are preferably 100
The parts by weight of parts by weight~150.
In the present invention, the isocyanates is preferably selected from toluene di-isocyanate(TDI) (TDI), isophorone diisocyanate
(IPDI), two isocyanide of methyl diphenylene diisocyanate (MDI), dicyclohexyl methyl hydride diisocyanate (HMDI) and hexa-methylene
One or more in acid esters (HDI), more preferably methyl diphenylene diisocyanate (MDI).The present invention is to the isocyanic acid
The source of ester is not particularly limited, using above-mentioned toluene di-isocyanate(TDI) (TDI) well known to those skilled in the art, isophorone
Diisocyanate (IPDI), methyl diphenylene diisocyanate (MDI), dicyclohexyl methyl hydride diisocyanate (HMDI) and six are sub-
The commercial goods of methyl diisocyanate (HDI).In the present invention, the household electrical appliances are included with reaction type polyurethane hot-melt adhesive
The isocyanates of the parts by weight of 50 parts by weight~100, is preferably the parts by weight of 65 parts by weight~90.
In the present invention, the tackifying resin is preferably selected from acrylic resin, hydroxyl terminated polyurethane, Petropols, poly-
One or more in olefines tackifying resin and terpene resin, more preferably acrylic resin.The present invention sets the thickening
The source of fat is not particularly limited, using aforesaid propylene acid resin well known to those skilled in the art, hydroxyl terminated polyurethane, stone
The commercial goods of oleoresin, polyolefins tackifying resin and terpene resin.In the present invention, the tackifying resin mainly rises
To the effect for improving melt viscosity, reducing mobility.In the present invention, the household electrical appliances include 70 with reaction type polyurethane hot-melt adhesive
The tackifying resin of the parts by weight of parts by weight~150, is preferably the parts by weight of 75 parts by weight~100.
In the present invention, the latent curing agent is aldimine latent curing agent or polybenzobisoxazole alkane latent curing agent.The present invention is to described
The source of latent curing agent is not particularly limited, using above-mentioned aldimine latent curing agent well known to those skilled in the art and polybenzobisoxazole alkane
The commercial goods of latent curing agent.In the present invention, the latent curing agent can cooperate with other components, make to cure
Latent curing agent is reacted prior to polyurethane and steam in journey, forms double ammonia structures, then reacts to form cross-linked structure with PUR, is prevented
Only curable adhesive layer produces bubble and influences properties of product.In the present invention, the household electrical appliances include 1 with reaction type polyurethane hot-melt adhesive
The latent curing agent of the parts by weight of parts by weight~10, is preferably the parts by weight of 3 parts by weight~5.
In the present invention, the antioxidant is preferably selected from 2,6-di-tert-butyl p-methylphenol, four [β-(3,5- bis- tertiary fourths
Base -4- hydroxy phenyls) propionic acid] pentaerythritol ester, the β-positive octadecanol ester of (3,5- di-tert-butyl-hydroxy phenyls) propionic acid, three
One or more in (2.4- di-tert-butyl-phenyls) phosphite ester and double (3,5- di-tert-butyl-hydroxy phenyl) thioethers, more
Preferably 2,6- di-tert-butyl methyl phenols.The present invention is not particularly limited the source of the antioxidant, using this area
Above-mentioned 2,6- di-tert-butyl methyl phenols, four [β-(3,5- di-tert-butyl-hydroxy phenyls) propionic acid] known to technical staff
Pentaerythritol ester, β-positive octadecanol ester of (3,5- di-tert-butyl-hydroxy phenyls) propionic acid, three (2.4- di-tert-butyl-phenyls) are sub-
The commercial goods of phosphate and double (3,5- di-tert-butyl-hydroxy phenyls) thioethers.In the present invention, the household electrical appliances are with instead
Answer type polyurethane hot melt adhesive to include the antioxidant of the parts by weight of 1 parts by weight~5, be preferably the parts by weight of 1 parts by weight~2.
In the present invention, the coupling agent is preferably selected from γ-mercaptopropyl trimethoxysilane, gamma-aminopropyl-triethoxy
Silane, γ-glycidyl ether oxygen propyl trimethoxy silicane, vinyltrimethoxysilane, γ-three second of isocyanate group propyl group
One or more in oxysilane and N- β-(aminoethyl)-γ-aminopropyltrimethoxysilane, more preferably γ-mercapto propyl group
Trimethoxy silane or γ-isocyanate group propyl-triethoxysilicane.The present invention is not special to the source of the coupling agent
Limitation, using above-mentioned γ-mercaptopropyl trimethoxysilane well known to those skilled in the art, gamma-aminopropyl-triethoxy-silane,
γ-glycidyl ether oxygen propyl trimethoxy silicane, vinyltrimethoxysilane, γ-isocyanate group propyl triethoxy
The commercial goods of silane and N- β-(aminoethyl)-γ-aminopropyltrimethoxysilane.In the present invention, the household electrical appliances are used
Reaction type polyurethane hot-melt adhesive includes the coupling agent of the parts by weight of 5 parts by weight~10, is preferably the parts by weight of 4 parts by weight~5.
In the present invention, the catalyst is preferably selected from dibutyl tin laurate, organo-bismuth, triethylenediamine and two
One or more in morpholinyl Anaesthetie Ether (DMDEE), more preferably dibutyl tin laurate, organo-bismuth and dimorpholine base
One or both of Anaesthetie Ether (DMDEE).The present invention is not particularly limited the source of the catalyst, using this area
Above-mentioned dibutyl tin laurate, organo-bismuth, triethylenediamine and dimorpholine base Anaesthetie Ether known to technical staff
(DMDEE) commercial goods.In the present invention, the reaction type polyurethane hot-melt adhesive includes the weight of 0.01 parts by weight~0.1
The antioxidant of part is measured, is preferably 0.1 parts by weight.
Household electrical appliances provided by the invention use certain content component with reaction type polyurethane hot-melt adhesive, realize preferable phase interaction
With, obtained product solidification process bubble-free, and there is excellent adhesive property, and water-fast, chemical resistance.
Present invention also offers a kind of preparation side of the household electrical appliances reaction type polyurethane hot-melt adhesive described in above-mentioned technical proposal
Method, comprises the following steps:
After crystalline polyester polyols, polyether polyol, amorphous polyester polyalcohol, antioxidant and tackifying resin are mixed
Dehydration, adds isocyanates and is reacted, and is eventually adding latent curing agent, coupling agent and catalyst and carries out vacuum defoamation, disperses
Reaction type polyurethane hot-melt adhesive is obtained after uniformly.
The present invention is first by crystalline polyester polyols, polyether polyol, amorphous polyester polyalcohol, antioxidant and thickening
Resin mixes;The process of the mixing is preferably specially:
Crystalline polyester polyols, polyether polyol, amorphous polyester polyalcohol and antioxidant are mixed, are warming up to 75 DEG C
~85 DEG C, tackifying resin is added, completes mixed process.
In the present invention, the temperature of the dehydration is preferably 105 DEG C~130 DEG C, more preferably 115 DEG C~120 DEG C;It is described
The vacuum of dehydration preferably≤- 0.095MPa;The time of the dehydration is preferably 1.5h~2.5h, more preferably 2h.
After completing the dehydration, the present invention adds isocyanates and is reacted in the reaction system;The reaction
Temperature is preferably 93 DEG C~98 DEG C, more preferably 95 DEG C;The time of the reaction is preferably 1h~3h, more preferably 2h.
After completing the reaction process, the present invention adds latent curing agent, coupling agent and catalyst and carries out in the reaction system
Vacuum defoamation, reaction type polyurethane hot-melt adhesive is obtained after being uniformly dispersed.In the present invention, the time of the vacuum defoamation is preferably
0.5h~1h.
The present invention provides a kind of household electrical appliances reaction type polyurethane hot-melt adhesive and preparation method thereof, the household electrical appliances response type
Polyurethane hot melt is prepared by the raw material including following components:The parts by weight of 100 parts by weight of polyester polyol~250;Polyethers
The parts by weight of 1 parts by weight of polyalcohol~150;The parts by weight of 50 parts by weight of isocyanates~100;The weight of 70 parts by weight of tackifying resin~150
Measure part;The parts by weight of 1 parts by weight of latent curing agent~10;The parts by weight of 1 parts by weight of antioxidant~5;The weight of 5 parts by weight of coupling agent~10
Part;The parts by weight of 0.01 parts by weight of catalyst~0.1;The polyester polyol is 1 by mass ratio:The crystallinity of (0.25~1.5)
Polyester polyol and amorphous polyester polyalcohol;The latent curing agent is aldimine latent curing agent or polybenzobisoxazole alkane latent curing agent.With
The prior art is compared, and household electrical appliances provided by the invention use certain content component with reaction type polyurethane hot-melt adhesive, is realized preferable
Interaction, obtained product solidification process bubble-free, and there is excellent adhesive property, and water-fast, chemical resistance.
Test result indicates that household electrical appliances provided by the invention reaction type polyurethane hot-melt adhesive solidification process bubble-free, and product is viscous
Relay is 80kg~92kg, and the bonding force after detergent immersion is 60kg~78kg, the bonding force after alcohol immersion for 36kg~
50kg。
In order to further illustrate the present invention, it is described in detail below by following embodiments.Following embodiments of the present invention
Raw material used is commercial goods, wherein, the amorphous polyester polyalcohol used in embodiment 1~2 and comparative example 1 is new penta 2
The copolyester dihydric alcohol of alcohol/phthalic anhydride;Amorphous polyester polyalcohol used in embodiment 3 is ethylene glycol/neopentyl glycol/fourth two
The copolyester dihydric alcohol of acid/M-phthalic acid.
Embodiment 1
The raw materials used formula ratio ginseng of embodiment 1 is shown in Table 1.
The raw materials used formula ratio of 1 embodiment 1 of table
Raw material | Parts by weight |
Adipic acid hexylene glycol esterdiol (hydroxyl value 31KOH/mg) | 100 |
Polyether polyol (PPG2000, hydroxyl value 56KOH/mg) | 150 |
Amorphous polyester polyalcohol (7250, hydroxyl value 21KOH/mg) | 100 |
MDI | 75 |
Acrylic resin (BR-113) | 100 |
Latent curing agent (polybenzobisoxazole alkane latent curing agent ALT-402) | 5 |
Antioxidant (2,6- di-tert-butyl methyl phenols) | 1 |
Coupling agent (γ-mercaptopropyl trimethoxysilane) | 5 |
Catalyst (DMDEE) | 0.1 |
Adipic acid hexylene glycol esterdiol, polyether polyol, amorphous polyester polyalcohol and antioxidant are added by formula ratio
Into reaction kettle, 80 DEG C are warming up to, the acrylic resin (BR-113) of formula ratio is added, is warming up to 115 DEG C~120 DEG C,
2h is dehydrated under the conditions of vacuum≤- 0.095MPa, to water content≤500ppm, 80 DEG C is then cooled to, adds formula ratio
MDI, is warming up to 95 DEG C of reaction 2h, to the reaction was complete, is eventually adding the latent curing agent, coupling agent and catalyst of formula ratio, vacuum
Deaeration 0.5h~1h, to be dispersed with stirring uniformly after can plastic emitting it is filling, obtain household electrical appliances reaction type polyurethane hot-melt adhesive.
Embodiment 2
The raw materials used formula ratio ginseng of embodiment 2 is shown in Table 2.
The raw materials used formula ratio of 2 embodiment 2 of table
Raw material | Parts by weight |
Adipic acid hexylene glycol esterdiol (hydroxyl value 31KOH/mg) | 100 |
Polyether polyol (PPG2000, hydroxyl value 56KOH/mg) | 100 |
Amorphous polyester polyalcohol (7250, hydroxyl value 21KOH/mg) | 85 |
MDI | 65 |
Acrylic resin (BR-113) | 85 |
Latent curing agent (polybenzobisoxazole alkane latent curing agent Mega-EH) | 3 |
Antioxidant (2,6- di-tert-butyl methyl phenols) | 1 |
Coupling agent (γ-isocyanate group propyl-triethoxysilicane) | 4 |
Catalyst (dibutyl tin laurate and organo-bismuth, 1:1) | 0.1 |
Adipic acid hexylene glycol esterdiol, polyether polyol, amorphous polyester polyalcohol and antioxidant are added by formula ratio
Into reaction kettle, 80 DEG C are warming up to, the acrylic resin (BR-113) of formula ratio is added, is warming up to 115 DEG C~120 DEG C,
2h is dehydrated under the conditions of vacuum≤- 0.095MPa, to water content≤500ppm, 80 DEG C is then cooled to, adds formula ratio
MDI, is warming up to 95 DEG C of reaction 2h, to the reaction was complete, is eventually adding the latent curing agent, coupling agent and catalyst of formula ratio, vacuum
Deaeration 0.5h~1h, to be dispersed with stirring uniformly after can plastic emitting it is filling, obtain household electrical appliances reaction type polyurethane hot-melt adhesive.
Embodiment 3
The raw materials used formula ratio ginseng of embodiment 3 is shown in Table 3.
The raw materials used formula ratio of 3 embodiment 3 of table
Succinic acid-butanediol ester glycol, polyether polyol, amorphous polyester polyalcohol and antioxidant are added by formula ratio
Into reaction kettle, 80 DEG C are warming up to, the acrylic resin (1630) of formula ratio is added, 115 DEG C~120 DEG C is warming up to, true
2h is dehydrated under the conditions of reciprocal of duty cycle≤- 0.095MPa, to water content
≤ 500ppm, is then cooled to 80 DEG C, adds the MDI of formula ratio, is warming up to 95 DEG C of reaction 2h, to the reaction was complete,
It is eventually adding the latent curing agent, coupling agent and catalyst of formula ratio, vacuum defoamation 0.5h~1h, to after being dispersed with stirring uniformly
Plastic emitting is filling, obtains household electrical appliances reaction type polyurethane hot-melt adhesive.
Comparative example 1
The raw materials used formula ratio ginseng of comparative example 1 is shown in Table 4.
The raw materials used formula ratio of 4 comparative example of table
Raw material | Parts by weight |
Adipic acid hexylene glycol esterdiol (hydroxyl value 31KOH/mg) | 100 |
Polyether polyol PPG2000 (hydroxyl value 56KOH/mg) | 150 |
Amorphous polyester polyalcohol (7250, hydroxyl value 21KOH/mg) | 100 |
MDI | 75 |
Acrylic resin (BR-113) | 100 |
Antioxidant (2,6- di-tert-butyl methyl phenols) | 1 |
Coupling agent (γ-mercaptopropyl trimethoxysilane) | 5 |
Catalyst (DMDEE) | 0.1 |
Adipic acid hexylene glycol esterdiol, polyether polyol, amorphous polyester polyalcohol and antioxidant are added by formula ratio
Into reaction kettle, 80 DEG C are warming up to, the acrylic resin (1630) of formula ratio is added, 115 DEG C~120 DEG C is warming up to, true
2h is dehydrated under the conditions of reciprocal of duty cycle≤- 0.095MPa, to water content≤500ppm, 80 DEG C is then cooled to, adds the MDI of formula ratio,
95 DEG C of reaction 2h are warming up to, to the reaction was complete, are eventually adding the coupling agent and catalyst of formula ratio, vacuum defoamation 0.5h~1h,
To be dispersed with stirring uniformly after can plastic emitting it is filling, obtain household electrical appliances reaction type polyurethane hot-melt adhesive.
Comparative example 2
Commercially available household electrical appliances pressure sensitive adhesive tape.
Reaction type polyurethane hot-melt adhesive, the household electrical appliances of the offer of comparative example 2 provided the embodiment of the present invention 1~3 and comparative example 1
It is detected with the properties of pressure sensitive adhesive tape, wherein, bonding force test:Glue will be played and be fully cured or be stained with pressure sensitive adhesive
The test sample (panel of refrigerator, cover plate for washing machine) of band is suspended vacantly in test box, and the weight of constant weight is placed in bonding plane
Code, observes the weight that can bear;Detergent immersion is tested:Glue will be played and be fully cured or be stained with the test of pressure sensitive adhesive tape
Exemplar is fully immersed in 25 DEG C of water, when immersion 336 is small, is taken out and is repeated bonding force test;Alcohol immersion test:Glue will be played
Water and it is fully cured or is stained with the test sample of pressure sensitive adhesive tape and be fully immersed in alcohol, takes out and repeat after alcohol completely volatilization
Bonding force is tested.As a result ginseng is shown in Table 5.
The family that 5 embodiment of the present invention 1~3 of table and the reaction type polyurethane hot-melt adhesive of the offer of comparative example 1, comparative example 2 provide
The properties data of electricity pressure sensitive adhesive tape
As shown in Table 5, the household electrical appliances that the embodiment of the present invention 1~3 provides are with reaction type polyurethane hot-melt adhesive solidification process without gas
Bubble, and there is excellent adhesive property, and water-fast, chemical resistance;Meanwhile in applied at elevated temperature, have and suitably open
Time and preferable workability are put, non-polar substrate, polar substrates are respectively provided with good adhesive property.
The described above of the disclosed embodiments, enables professional and technical personnel in the field to realize or use the present invention.It is right
A variety of modifications of these embodiments will be apparent for those skilled in the art, and as defined herein one
As principle can realize in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention will
It will not be intended to be limited to the embodiments shown herein, and be to fit to consistent with the principles and novel features disclosed herein
Most wide scope.
Claims (10)
1. a kind of household electrical appliances reaction type polyurethane hot-melt adhesive, is prepared by the raw material including following components:
The parts by weight of 100 parts by weight of polyester polyol~250;
The parts by weight of 1 parts by weight of polyether polyol~150;
The parts by weight of 50 parts by weight of isocyanates~100;
The parts by weight of 70 parts by weight of tackifying resin~150;
The parts by weight of 1 parts by weight of latent curing agent~10;
The parts by weight of 1 parts by weight of antioxidant~5;
The parts by weight of 5 parts by weight of coupling agent~10;
The parts by weight of 0.01 parts by weight of catalyst~0.1;
The polyester polyol is 1 by mass ratio:The crystalline polyester polyols and amorphous polyester of (0.25~1.5) are polynary
Alcohol;
The latent curing agent is aldimine latent curing agent or polybenzobisoxazole alkane latent curing agent.
2. household electrical appliances reaction type polyurethane hot-melt adhesive according to claim 1, it is characterised in that the crystalline polyester is more
First alcohol be selected from succinic acid-butanediol ester glycol, tetramethylene adipate glycol, ethanedioic acid glycol ester glycol and adipic acid oneself two
One or more in alcohol esterdiol.
3. household electrical appliances reaction type polyurethane hot-melt adhesive according to claim 1, it is characterised in that the amorphous polyester is more
First alcohol is selected from ethylene glycol/butanediol/diethylene glycol (DEG)/adipat copolymers, diethylene glycol (DEG)/phthalic anhydride copolymer, neopentyl glycol/phthalic anhydride copolymerization
Thing, ethylene glycol/neopentyl glycol/succinic acid/isophthalic acid copolymers and diethylene glycol (DEG)/trimethylolpropane/adipat copolymers
In one or more.
4. household electrical appliances reaction type polyurethane hot-melt adhesive according to claim 1, it is characterised in that the tackifying resin is selected from
One or more in acrylic resin, hydroxyl terminated polyurethane, Petropols, polyolefins tackifying resin and terpene resin.
5. household electrical appliances reaction type polyurethane hot-melt adhesive according to claim 1, it is characterised in that the antioxidant is selected from 2,
6- di-tert-butyl methyl phenols, four [β-(3,5- di-tert-butyl-hydroxy phenyls) propionic acid] pentaerythritol esters, β-(3,5- bis-
Tert-butyl-hydroxy phenyl) the positive octadecanol ester of propionic acid, three (2.4- di-tert-butyl-phenyls) phosphite esters and double (bis- uncles of 3,5-
Butyl -4- hydroxy phenyls) one or more in thioether.
6. household electrical appliances reaction type polyurethane hot-melt adhesive according to claim 1, it is characterised in that the coupling agent is selected from
γ-mercaptopropyl trimethoxysilane, gamma-aminopropyl-triethoxy-silane, γ-glycidyl ether oxygen propyl trimethoxy silicane,
Vinyltrimethoxysilane, γ-isocyanate group propyl-triethoxysilicane and N- β-(aminoethyl)-γ-aminopropyl front three
One or more in oxysilane.
7. household electrical appliances reaction type polyurethane hot-melt adhesive according to claim 1, it is characterised in that the catalyst is selected from two
One or more in dibutyl tin laurate, organo-bismuth, triethylenediamine and dimorpholine base Anaesthetie Ether.
8. a kind of preparation method of claim 1~7 any one of them household electrical appliances reaction type polyurethane hot-melt adhesive, including it is following
Step:
It is dehydrated after polyester polyol, polyether polyol, antioxidant and tackifying resin are mixed, adds isocyanates and carry out instead
Should, it is eventually adding latent curing agent, coupling agent and catalyst and carries out vacuum defoamation, reaction type polyurethane hot melt is obtained after being uniformly dispersed
Glue.
9. preparation method according to claim 8, it is characterised in that the temperature of the dehydration is 105 DEG C~130 DEG C, very
Reciprocal of duty cycle≤- 0.095MPa, time are 1.5h~2.5h.
10. preparation method according to claim 8, it is characterised in that the temperature of the reaction is 93 DEG C~98 DEG C, the time
For 1h~3h.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711291103.8A CN107987778B (en) | 2017-12-08 | 2017-12-08 | A kind of household electrical appliances reaction type polyurethane hot-melt adhesive and preparation method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711291103.8A CN107987778B (en) | 2017-12-08 | 2017-12-08 | A kind of household electrical appliances reaction type polyurethane hot-melt adhesive and preparation method thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107987778A true CN107987778A (en) | 2018-05-04 |
CN107987778B CN107987778B (en) | 2019-04-12 |
Family
ID=62036638
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711291103.8A Active CN107987778B (en) | 2017-12-08 | 2017-12-08 | A kind of household electrical appliances reaction type polyurethane hot-melt adhesive and preparation method thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107987778B (en) |
Cited By (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109049265A (en) * | 2018-09-07 | 2018-12-21 | 黄伟贤 | A kind of the PUR product processing device and its method just viscous with high viscosity height |
CN109575866A (en) * | 2018-12-14 | 2019-04-05 | 昆山天洋热熔胶有限公司 | A kind of preparation method of moisture-curable polyurethane hot melt adhesive |
CN109609074A (en) * | 2018-12-03 | 2019-04-12 | 南通天洋新材料有限公司 | A kind of preparation method of wet-solidifying single-component polyurethane hot melt adhesive |
CN109777336A (en) * | 2019-01-23 | 2019-05-21 | 杭州之江新材料有限公司 | A kind of PVC reaction type polyurethane hot-melt adhesive and preparation method thereof |
CN109957372A (en) * | 2019-04-01 | 2019-07-02 | 江南大学 | A kind of environment-friendly type polyester hot-fusible pressure-sensitive adhesive and preparation method thereof |
CN110256998A (en) * | 2019-06-14 | 2019-09-20 | 南通天洋新材料有限公司 | A kind of preparation method of moisture-curable polyurethane hot melt adhesive |
CN110373148A (en) * | 2019-08-18 | 2019-10-25 | 上海回天新材料有限公司 | Adhesive is used in a kind of stickup of home appliance panel |
CN110484189A (en) * | 2019-08-18 | 2019-11-22 | 上海回天新材料有限公司 | A kind of carpenter is smooth to use adhesive |
CN110699029A (en) * | 2019-08-18 | 2020-01-17 | 上海回天新材料有限公司 | Adhesive for handholding |
CN110804414A (en) * | 2019-11-25 | 2020-02-18 | 杭州之江新材料有限公司 | Reactive polyurethane hot melt adhesive |
CN110804160A (en) * | 2019-10-10 | 2020-02-18 | 江苏华大新材料有限公司 | Waterborne polyurethane for vacuum forming adhesive and preparation method thereof |
CN110903802A (en) * | 2019-12-06 | 2020-03-24 | 烟台德邦科技有限公司 | Moisture-curing polyurethane hot melt adhesive for acoustic elements and preparation method thereof |
CN111019582A (en) * | 2019-12-02 | 2020-04-17 | 上海康达化工新材料集团股份有限公司 | Reactive polyurethane hot melt adhesive for household appliance sealing and preparation method thereof |
CN111040715A (en) * | 2019-12-24 | 2020-04-21 | 烟台德邦科技有限公司 | Single-component reaction type polyurethane hot melt adhesive and preparation method thereof |
CN111073581A (en) * | 2019-12-23 | 2020-04-28 | 烟台信友新材料有限公司 | Low-melt-viscosity high-pressure waterproof moisture-curable hot melt adhesive and preparation method thereof |
WO2020211035A1 (en) * | 2019-04-18 | 2020-10-22 | Dow Global Technologies Llc | Adhesive composition |
CN112280519A (en) * | 2020-11-12 | 2021-01-29 | 无锡博锦高分子研究发展有限公司 | Latent curing pressure-sensitive adhesive |
CN112480857A (en) * | 2020-11-06 | 2021-03-12 | 南通天洋新材料有限公司 | Flame-retardant moisture-curing polyurethane hot melt adhesive and preparation method thereof |
CN112592687A (en) * | 2020-12-15 | 2021-04-02 | 南通恒华粘合材料科技有限公司 | Reactive polyurethane hot melt adhesive for automobile lamp |
CN112795353A (en) * | 2021-02-02 | 2021-05-14 | 上海路嘉胶粘剂有限公司 | Reactive polyurethane hot melt adhesive for PET film laminated wood board and preparation process thereof |
CN112831308A (en) * | 2021-01-28 | 2021-05-25 | 无锡莱恩科技有限公司 | Single-component solvent-free hot melt adhesive and preparation method and use method thereof |
CN112852373A (en) * | 2021-02-04 | 2021-05-28 | 东莞市德聚胶接技术有限公司 | Moisture-curing type polyurethane hot melt adhesive |
CN112979904A (en) * | 2021-02-23 | 2021-06-18 | 美瑞新材料股份有限公司 | Low molecular weight polyurethane resin and application thereof in tackifying resin |
CN113025258A (en) * | 2021-04-07 | 2021-06-25 | 无锡莱恩科技有限公司 | Moisture-curing hot melt adhesive for compounding flexible printed circuit board and preparation method thereof |
CN113046014A (en) * | 2021-03-22 | 2021-06-29 | 杭州之江新材料有限公司 | Low-viscosity high-initial-viscosity polyurethane hot melt adhesive and preparation method thereof |
CN113214773A (en) * | 2021-06-08 | 2021-08-06 | 许玉华 | High-temperature-resistant heat-insulating polyurethane sealant and preparation method thereof |
CN114456762A (en) * | 2022-01-07 | 2022-05-10 | 万果新材料科技(上海)有限公司 | Microwave-initiated curing polyurethane hot melt adhesive and preparation method and curing method thereof |
CN114716959A (en) * | 2021-12-24 | 2022-07-08 | 无锡市万力粘合材料股份有限公司 | Polyurethane hot melt adhesive for automobile spare tire cover plate and preparation method thereof |
CN114874739A (en) * | 2022-06-08 | 2022-08-09 | 中国科学院兰州化学物理研究所 | Reactive polyurethane adhesive for bonding and preparation method thereof |
CN115322726A (en) * | 2022-08-31 | 2022-11-11 | 北京高盟新材料股份有限公司 | Low-density polyurethane hot melt adhesive and preparation method thereof |
CN115491019A (en) * | 2022-09-15 | 2022-12-20 | 宁波招商公路交通科技有限公司 | Polyurethane composition for road repair, use thereof and road repair material |
CN115851205A (en) * | 2022-08-02 | 2023-03-28 | 杭州奥方科技有限公司 | Anti-collision and anti-skid heat-activated protective adhesive and preparation method thereof |
WO2023092287A1 (en) * | 2021-11-23 | 2023-06-01 | 广州市白云化工实业有限公司 | High-transparency reactive polyurethane hot melt adhesive and preparation method therefor |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103627362A (en) * | 2013-11-29 | 2014-03-12 | 烟台德邦科技有限公司 | Reactive polyurethane hot melt adhesive and preparation method thereof |
CN104449533A (en) * | 2014-12-31 | 2015-03-25 | 广州市白云化工实业有限公司 | Reactive polyurethane hot melt adhesive for electronic appliance and preparing method thereof |
CN104531038A (en) * | 2014-12-24 | 2015-04-22 | 广州市白云化工实业有限公司 | Reaction type polyurethane hot-melt adhesive and preparation method thereof |
CN107090268A (en) * | 2017-06-09 | 2017-08-25 | 南通恒华粘合材料科技有限公司 | Fabric is compound with high moisture-inhibiting monocomponent polyurethane hot melt adhesive and preparation method thereof |
-
2017
- 2017-12-08 CN CN201711291103.8A patent/CN107987778B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103627362A (en) * | 2013-11-29 | 2014-03-12 | 烟台德邦科技有限公司 | Reactive polyurethane hot melt adhesive and preparation method thereof |
CN104531038A (en) * | 2014-12-24 | 2015-04-22 | 广州市白云化工实业有限公司 | Reaction type polyurethane hot-melt adhesive and preparation method thereof |
CN104449533A (en) * | 2014-12-31 | 2015-03-25 | 广州市白云化工实业有限公司 | Reactive polyurethane hot melt adhesive for electronic appliance and preparing method thereof |
CN107090268A (en) * | 2017-06-09 | 2017-08-25 | 南通恒华粘合材料科技有限公司 | Fabric is compound with high moisture-inhibiting monocomponent polyurethane hot melt adhesive and preparation method thereof |
Cited By (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109049265A (en) * | 2018-09-07 | 2018-12-21 | 黄伟贤 | A kind of the PUR product processing device and its method just viscous with high viscosity height |
CN109609074A (en) * | 2018-12-03 | 2019-04-12 | 南通天洋新材料有限公司 | A kind of preparation method of wet-solidifying single-component polyurethane hot melt adhesive |
CN109575866A (en) * | 2018-12-14 | 2019-04-05 | 昆山天洋热熔胶有限公司 | A kind of preparation method of moisture-curable polyurethane hot melt adhesive |
CN109777336A (en) * | 2019-01-23 | 2019-05-21 | 杭州之江新材料有限公司 | A kind of PVC reaction type polyurethane hot-melt adhesive and preparation method thereof |
CN109957372A (en) * | 2019-04-01 | 2019-07-02 | 江南大学 | A kind of environment-friendly type polyester hot-fusible pressure-sensitive adhesive and preparation method thereof |
WO2020211035A1 (en) * | 2019-04-18 | 2020-10-22 | Dow Global Technologies Llc | Adhesive composition |
CN110256998A (en) * | 2019-06-14 | 2019-09-20 | 南通天洋新材料有限公司 | A kind of preparation method of moisture-curable polyurethane hot melt adhesive |
CN110373148A (en) * | 2019-08-18 | 2019-10-25 | 上海回天新材料有限公司 | Adhesive is used in a kind of stickup of home appliance panel |
CN110484189A (en) * | 2019-08-18 | 2019-11-22 | 上海回天新材料有限公司 | A kind of carpenter is smooth to use adhesive |
CN110699029A (en) * | 2019-08-18 | 2020-01-17 | 上海回天新材料有限公司 | Adhesive for handholding |
CN110804160A (en) * | 2019-10-10 | 2020-02-18 | 江苏华大新材料有限公司 | Waterborne polyurethane for vacuum forming adhesive and preparation method thereof |
CN110804414A (en) * | 2019-11-25 | 2020-02-18 | 杭州之江新材料有限公司 | Reactive polyurethane hot melt adhesive |
CN111019582B (en) * | 2019-12-02 | 2022-04-01 | 康达新材料(集团)股份有限公司 | Reactive polyurethane hot melt adhesive for household appliance sealing and preparation method thereof |
CN111019582A (en) * | 2019-12-02 | 2020-04-17 | 上海康达化工新材料集团股份有限公司 | Reactive polyurethane hot melt adhesive for household appliance sealing and preparation method thereof |
CN110903802A (en) * | 2019-12-06 | 2020-03-24 | 烟台德邦科技有限公司 | Moisture-curing polyurethane hot melt adhesive for acoustic elements and preparation method thereof |
CN111073581B (en) * | 2019-12-23 | 2022-01-07 | 烟台信友新材料有限公司 | Low-melt-viscosity high-pressure waterproof moisture-curable hot melt adhesive and preparation method thereof |
CN111073581A (en) * | 2019-12-23 | 2020-04-28 | 烟台信友新材料有限公司 | Low-melt-viscosity high-pressure waterproof moisture-curable hot melt adhesive and preparation method thereof |
CN111040715A (en) * | 2019-12-24 | 2020-04-21 | 烟台德邦科技有限公司 | Single-component reaction type polyurethane hot melt adhesive and preparation method thereof |
CN112480857A (en) * | 2020-11-06 | 2021-03-12 | 南通天洋新材料有限公司 | Flame-retardant moisture-curing polyurethane hot melt adhesive and preparation method thereof |
CN112280519A (en) * | 2020-11-12 | 2021-01-29 | 无锡博锦高分子研究发展有限公司 | Latent curing pressure-sensitive adhesive |
CN112280519B (en) * | 2020-11-12 | 2022-09-20 | 无锡博锦高分子研究发展有限公司 | Latent curing pressure-sensitive adhesive |
CN112592687A (en) * | 2020-12-15 | 2021-04-02 | 南通恒华粘合材料科技有限公司 | Reactive polyurethane hot melt adhesive for automobile lamp |
CN112831308A (en) * | 2021-01-28 | 2021-05-25 | 无锡莱恩科技有限公司 | Single-component solvent-free hot melt adhesive and preparation method and use method thereof |
CN112795353A (en) * | 2021-02-02 | 2021-05-14 | 上海路嘉胶粘剂有限公司 | Reactive polyurethane hot melt adhesive for PET film laminated wood board and preparation process thereof |
CN112852373A (en) * | 2021-02-04 | 2021-05-28 | 东莞市德聚胶接技术有限公司 | Moisture-curing type polyurethane hot melt adhesive |
CN112979904A (en) * | 2021-02-23 | 2021-06-18 | 美瑞新材料股份有限公司 | Low molecular weight polyurethane resin and application thereof in tackifying resin |
CN112979904B (en) * | 2021-02-23 | 2022-10-14 | 美瑞新材料股份有限公司 | Low molecular weight polyurethane resin and application thereof in tackifying resin |
CN113046014A (en) * | 2021-03-22 | 2021-06-29 | 杭州之江新材料有限公司 | Low-viscosity high-initial-viscosity polyurethane hot melt adhesive and preparation method thereof |
CN113025258A (en) * | 2021-04-07 | 2021-06-25 | 无锡莱恩科技有限公司 | Moisture-curing hot melt adhesive for compounding flexible printed circuit board and preparation method thereof |
CN113214773A (en) * | 2021-06-08 | 2021-08-06 | 许玉华 | High-temperature-resistant heat-insulating polyurethane sealant and preparation method thereof |
WO2023092287A1 (en) * | 2021-11-23 | 2023-06-01 | 广州市白云化工实业有限公司 | High-transparency reactive polyurethane hot melt adhesive and preparation method therefor |
CN114716959A (en) * | 2021-12-24 | 2022-07-08 | 无锡市万力粘合材料股份有限公司 | Polyurethane hot melt adhesive for automobile spare tire cover plate and preparation method thereof |
CN114716959B (en) * | 2021-12-24 | 2024-03-19 | 无锡市万力粘合材料股份有限公司 | Polyurethane hot melt adhesive for automobile spare tire cover plate and preparation method thereof |
CN114456762A (en) * | 2022-01-07 | 2022-05-10 | 万果新材料科技(上海)有限公司 | Microwave-initiated curing polyurethane hot melt adhesive and preparation method and curing method thereof |
CN114874739A (en) * | 2022-06-08 | 2022-08-09 | 中国科学院兰州化学物理研究所 | Reactive polyurethane adhesive for bonding and preparation method thereof |
CN115851205A (en) * | 2022-08-02 | 2023-03-28 | 杭州奥方科技有限公司 | Anti-collision and anti-skid heat-activated protective adhesive and preparation method thereof |
CN115322726A (en) * | 2022-08-31 | 2022-11-11 | 北京高盟新材料股份有限公司 | Low-density polyurethane hot melt adhesive and preparation method thereof |
CN115491019A (en) * | 2022-09-15 | 2022-12-20 | 宁波招商公路交通科技有限公司 | Polyurethane composition for road repair, use thereof and road repair material |
CN115491019B (en) * | 2022-09-15 | 2023-10-27 | 宁波招商公路交通科技有限公司 | Polyurethane composition for road repair, use thereof and road repair material |
Also Published As
Publication number | Publication date |
---|---|
CN107987778B (en) | 2019-04-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107987778B (en) | A kind of household electrical appliances reaction type polyurethane hot-melt adhesive and preparation method thereof | |
CN107987779B (en) | A kind of reaction type polyurethane hot-melt adhesive and its preparation method and application | |
CN109777336B (en) | Reactive polyurethane hot melt adhesive for PVC and preparation method thereof | |
CN104531045B (en) | A kind of preparation method of the reaction type polyurethane hot-melt adhesive with multi-curing mode | |
CN112638971B (en) | Bio-based reactive polyurethane hot melt adhesive | |
CN103215006B (en) | Multiple film glue of a kind of Low viscosity solvent-free polyurethane and preparation method thereof | |
CN104745138B (en) | A kind of bi-component polyurethane adhesive and preparation method | |
CN111849408A (en) | Moisture-curing polyurethane hot melt adhesive with high initial adhesion strength and preparation method thereof | |
CN114045143B (en) | High-transparency reactive polyurethane hot melt adhesive and preparation method thereof | |
JP6703995B2 (en) | Chemical resistant polyurethane adhesive | |
CN104449533A (en) | Reactive polyurethane hot melt adhesive for electronic appliance and preparing method thereof | |
CN108559437B (en) | Reactive polyurethane hot melt adhesive and preparation method thereof | |
MX2007006037A (en) | Two component polyurethane adhesive. | |
CN109666441B (en) | Single-component reactive polyurethane hot melt adhesive and preparation method thereof | |
EP2274356A1 (en) | High heat resistant adhesive and sealant compositions | |
CN105131896A (en) | Method for preparing polyurethane hot melt adhesive capable of achieving quick positioning | |
KR20170029433A (en) | Removable polyurethane hot melt adhesive and use | |
CN106750095A (en) | Polyurethane adhesive combined polyether, polyurethane adhesive and preparation method thereof | |
CN111040715A (en) | Single-component reaction type polyurethane hot melt adhesive and preparation method thereof | |
CN110229645A (en) | High just allonge component moisture-curable reaction type polyurethane hot-melt adhesive and preparation method thereof | |
CN113717677B (en) | Double-component polyurethane adhesive and preparation method thereof | |
KR20110131717A (en) | Eco-friendly moisture-curing polyurethane resin composition and a method thereof | |
JPH0753940A (en) | Moisture-curable adhesive polyurethane composition | |
CN113861852A (en) | Single-component moisture curing reaction type polyurethane hot melt adhesive for electronic products and preparation method thereof | |
CA2410340A1 (en) | Single-component polyurethane adhesive |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |