CN110016316A - A kind of monocomponent polyurethane casting glue and preparation method thereof - Google Patents
A kind of monocomponent polyurethane casting glue and preparation method thereof Download PDFInfo
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- CN110016316A CN110016316A CN201910350356.0A CN201910350356A CN110016316A CN 110016316 A CN110016316 A CN 110016316A CN 201910350356 A CN201910350356 A CN 201910350356A CN 110016316 A CN110016316 A CN 110016316A
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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
- C08G18/48—Polyethers
- C08G18/4804—Two or more polyethers of different physical or chemical nature
- C08G18/4808—Mixtures of two or more polyetherdiols
-
- 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
- C08G18/4804—Two or more polyethers of different physical or chemical nature
- C08G18/4812—Mixtures of polyetherdiols with polyetherpolyols having at least three hydroxy groups
-
- 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
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6666—Compounds of group C08G18/48 or C08G18/52
- C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/6674—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
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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
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6666—Compounds of group C08G18/48 or C08G18/52
- C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/6674—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
- C08G18/6677—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203 having at least three hydroxy groups
-
- 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
- C09J11/04—Non-macromolecular additives inorganic
-
- 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
- C09J175/08—Polyurethanes from polyethers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2206—Oxides; Hydroxides of metals of calcium, strontium or barium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/222—Magnesia, i.e. magnesium oxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Inorganic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention discloses a kind of monocomponent polyurethane casting glues and preparation method thereof, be related to adhesive product preparation technical field, the raw material including following parts by weight: 30-50 parts of diisocyanate, 2-4 parts of chain extender, 1-3 parts of catalyst, 1-2 parts of defoaming agent, 300-800 parts of filler, 100-200 parts of environment-friendly plasticizer, inhales infusion 10-20 parts, 10-30 parts of organic solvent at 100-400 parts of polyether polyol；The made casting glue of the present invention belongs to monocomponent polyurethane casting glue, easy to use, avoid dual-component polyurethane casting glue using when also need the problem for being uniformly mixed two components；And the adhesive strength of the casting glue is high, while having excellent high temperature resistance, mechanical property, electric property and adhesive property, meets the encapsulating requirement of electronic component.
Description
Technical field:
The present invention relates to adhesive product preparation technical fields, and in particular to a kind of monocomponent polyurethane casting glue and its system
Preparation Method.
Background technique:
With the fast development of electronic technology, the high-tech such as electronic component, large-scale integrated circuit board, power circuitry module
Field further realizes high power, high-performance and miniaturization densification, while constantly widening with electronic component application field,
Its use environment is also increasingly harsher, and electronic component will receive such as mechanical external force, height in production, transport, storage, use
The influence of the factors such as warm high humidity environment, the pollution of physical chemistry substance and electrical electric leakage.This requires electronic encapsulation materials not only to need
Have good high temperature resistance, mechanical property and electric property, at the same the cementability to Embedding Material and component it is also proposed that
Higher requirement.Polyurethane has preferable mechanical performance and excellent electrical insulating property and outstanding adhesive property, extensive
It is used as the Embedding Material of electronic apparatus.
Patent CN105255432B discloses a kind of polyurethane pouring sealant, although the casting glue has good usability
Can, but the casting glue is made of component A and component B, belongs to dual-component polyurethane casting glue, need when in use by component A and
Component B is mixed, and workload is increased；And although the casting glue is added to defoaming agent to reduce bubble, but defoaming agent
Defoaming capacity is limited, still there is many bubbles.And the presence of bubble can hinder the dispersion of filler, while influence made casting glue
Service performance.
Summary of the invention:
Technical problem to be solved by the present invention lies in a kind of monocomponent polyurethane casting glue and preparation method thereof is provided, lead to
The addition of catalyst is crossed to accelerate the curing rate of casting glue, and the addition by inhaling infusion achievees the effect that absorb bubble.
The following technical solution is employed for the technical problems to be solved by the invention to realize:
A kind of monocomponent polyurethane casting glue, the raw material including following parts by weight:
30-50 parts of diisocyanate, 100-400 parts of polyether polyol, 2-4 parts of chain extender, 1-3 parts of catalyst, defoaming agent
1-2 parts, 300-800 parts of filler, 100-200 parts of environment-friendly plasticizer, infusion 10-20 parts, 10-30 parts of organic solvent of suction.
The diisocyanate is selected from isophorone diisocyanate IPDI, methyl diphenylene diisocyanate MDI, 1,6-
Hexamethylene diisocyanate HDI, benzene dimethylene diisocyanate XDI, naphthalene -1,5- diisocyanate NDI, polymethylene polyphenyl are different
One or both of cyanate PAPI.
The polyether polyol selected from degree of functionality is 2-4, number-average molecular weight be in the polyether polyol of 1000-5000 one
Kind or two kinds.
The chain extender is selected from one of neopentyl glycol, trimethylolpropane, dihydromethyl propionic acid.
The catalyst is organo-metallic compound class catalyst, preferably octanoic acid stannous or dibutyl tin dilaurate.
The defoaming agent is polyether modified siloxane co-polymer.
The filler is selected from one or more of talcum powder, kaolin, calcium carbonate.
The environment-friendly plasticizer is selected from one or both of long-chain chlorinated paraffin, chlorination palm oil, epoxidized soybean oil.
The suction infusion is selected from one of calcium oxide, magnesia.
The organic solvent is selected from one of acetone, dimethyl carbonate.
The preparation method of above-mentioned monocomponent polyurethane encapsulating glue material the following steps are included:
Polyether polyol, filler, environment-friendly plasticizer, defoaming agent are sequentially added into reaction kettle, warming while stirring is extremely
100-110 DEG C of dehydration, is cooled to 80-90 DEG C after dehydration, and diisocyanate, nitrogen protection, control reaction speed is slowly added dropwise
Degree, insulation reaction makes the-OH fully reacting in system, adds chain extender, organic solvent, 70-80 DEG C of insulation reaction, then according to
Secondary addition catalyst inhales infusion, stirs evenly, and is cooled to 50-60 DEG C, and discharging is sealed.
The beneficial effects of the present invention are:
(1) present invention is uniformly mixed using combined polyether polyol with filler, then is closed with di-isocyanate reaction
Generating polyurethane performed polymer, then chain extending reaction is carried out with chain extender, make the strand crosslinked, branched of performed polymer, it is ensured that adhesive strength
Greatly, then with catalyst, suction infusion it is uniformly mixed, the molar ratio for controlling-NCO/-OH of reaction system is 1.05-1.2.
(2) catalyst is added in the reaction system later period in the present invention, can accelerate curing rate, and the addition mesh of the catalyst
Be in catalystic converter system and air steam reaction.
(3) present invention adds inhale infusion, what calcium oxide, magnesia can discharge in the curing process with polyurethane pouring sealant
Carbon dioxide reaction achievees the effect that absorb bubble, ensure substantially not blistering.
(4) the made casting glue of the present invention belongs to monocomponent polyurethane casting glue, easy to use, avoids dual-component polyurethane
Casting glue using when also need by two components be uniformly mixed problem；And the adhesive strength of the casting glue is high, while having excellent
Different high temperature resistance, mechanical property, electric property and adhesive property meets the encapsulating requirement of electronic component.
Specific embodiment:
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Specific embodiment is closed, the present invention is further explained.
Embodiment 1
Raw material preparation is as follows:
| Raw material | Dosage/g |
| Polyether Glycols 2000 | 100 |
| Polyether Glycols 4000 | 200 |
| Long-chain chlorinated paraffin | 120 |
| Talcum powder | 120 |
| Kaolin | 200 |
| Neopentyl glycol | 3 |
| Diisocyanate MDI | 37 |
| Dibutyl tin dilaurate | 1 |
| Defoaming agent polyether modified siloxane co-polymer | 1 |
| Acetone | 20 |
| Magnesia | 12 |
Polyether Glycols 2000, polyether Glycols 4000, talcum powder, kaolin, long-chain chlorine are sequentially added into reaction kettle
Fossil waxes, polyether modified siloxane co-polymer, warming while stirring are dehydrated 2h, are cooled to 80 DEG C, are slowly added dropwise to 110 DEG C
Diisocyanate MDI, nitrogen protection control reaction speed, and insulation reaction 4h makes the-OH fully reacting in system, add new
Pentanediol, acetone, 80 DEG C of insulation reaction 3h, sequentially add dibutyl tin dilaurate, magnesia, stir evenly, be cooled to
50 DEG C, discharging is sealed.
Embodiment 2
Raw material preparation is as follows:
| Raw material | Dosage/g |
| Polyether-tribasic alcohol 3000 | 150 |
| Polyether Glycols 4000 | 210 |
| Long-chain chlorinated paraffin | 150 |
| Talcum powder | 60 |
| Powdered whiting | 400 |
| Trimethylolpropane | 3 |
| Diisocyanate MDI | 42 |
| Dibutyl tin dilaurate | 1 |
| Defoaming agent polyether modified siloxane co-polymer | 1 |
| Dimethyl carbonate | 20 |
| Magnesia | 15 |
Polyether-tribasic alcohol 3000, polyether Glycols 4000, talcum powder, powdered whiting, length are sequentially added into reaction kettle
Chain chlorinated paraffin, polyether modified siloxane co-polymer, warming while stirring are dehydrated 2h, are cooled to 80 DEG C, slowly to 110 DEG C
Diisocyanate MDI is added dropwise, nitrogen protection controls reaction speed, and insulation reaction 4h makes the-OH fully reacting in system, then plus
Enter trimethylolpropane, dimethyl carbonate, 80 DEG C of insulation reaction 3h sequentially add dibutyl tin dilaurate, magnesia, stir
It mixes uniformly, is cooled to 50 DEG C, discharging is sealed.
Embodiment 3
Raw material preparation is as follows:
Polyether Glycols 2000, polyether-tribasic alcohol 5000, powdered whiting, chloro palm are sequentially added into reaction kettle
Oil, polyether modified siloxane co-polymer, warming while stirring are dehydrated 2h, are cooled to 80 DEG C, it is different to be slowly added dropwise two to 110 DEG C
Cyanate IPDI, nitrogen protection control reaction speed, and insulation reaction 4h makes the-OH fully reacting in system, adds dihydroxy
Methylpropanoic acid, dimethyl carbonate, 80 DEG C of insulation reaction 3h sequentially add dibutyl tin dilaurate, calcium oxide, and stirring is equal
It is even, 50 DEG C are cooled to, discharging is sealed.
Embodiment 4
Raw material preparation is as follows:
| Raw material | Dosage/g |
| Polyether Glycols 2000 | 150 |
| Polyether-tribasic alcohol 3000 | 180 |
| Long-chain chlorinated paraffin | 160 |
| Talcum powder | 50 |
| Powdered whiting | 400 |
| Dihydromethyl propionic acid | 3 |
| Diisocyanate IPDI | 45 |
| Dibutyl tin dilaurate | 1.2 |
| Defoaming agent polyether modified siloxane co-polymer | 1 |
| Dimethyl carbonate | 30 |
| Magnesia | 15 |
Polyether Glycols 2000, polyether-tribasic alcohol 3000, talcum powder, powdered whiting, length are sequentially added into reaction kettle
Chain chlorinated paraffin, polyether modified siloxane co-polymer, warming while stirring are dehydrated 2h, are cooled to 80 DEG C, slowly to 110 DEG C
Diisocyanate IPDI is added dropwise, nitrogen protection controls reaction speed, and insulation reaction 4h makes the-OH fully reacting in system, then
Dihydromethyl propionic acid, dimethyl carbonate is added, 80 DEG C of insulation reaction 3h sequentially add dibutyl tin dilaurate, magnesia,
It stirs evenly, is cooled to 50 DEG C, discharging is sealed.
Reference examples 1
It is control with embodiment 3, the reference examples 1 for inhaling infusion are not added in setting, remaining operation is identical.
Reference examples 2
It is control with embodiment 3, the reference examples 2 of catalyst are not added in setting, remaining operation is identical.
Reference examples 3
Using the made dual-component polyurethane casting glue of patent CN105255432B embodiment 1 as reference examples 3.
Embodiment 5
It is utilized respectively embodiment 1-4 and reference examples 1-3 and prepares polyurethane pouring sealant, and by made equivalent polyurethane pouring sealant
For the bonding with batch same specification pcb board, the service performance of casting glue is measured, the results are shown in Table 1.
Stretching strength determination method is according to GB/T 6329-1996；
Tensile shear strength measuring method is according to GB/T 7124-2008；
Thermal weight loss rate: casting glue initial mass m is weighed0, it is then placed in 280 DEG C of baking ovens and toasts 1000h, takes out and weigh m1,
Thermal weight loss rate=[(m0-m1)/m0] × 100%.
The service performance of the made casting glue of table 1
| Group | Tensile strength | Tensile shear strength | Thermal weight loss rate | Curing time at 25 DEG C |
| Embodiment 1 | 2.57MPa | 2.26MPa | 3.1% | 5h |
| Embodiment 2 | 2.72MPa | 2.41MPa | 2.5% | 3h |
| Embodiment 3 | 2.84MPa | 2.50MPa | 3.6% | 4h |
| Embodiment 4 | 2.63MPa | 2.29MPa | 2.8% | 3h |
| Reference examples 1 | 1.85MPa | 1.12MPa | 4.0% | 8h |
| Reference examples 2 | 0.14MPa | 0.05MPa | 5.7% | It is uncured for 24 hours |
| Reference examples 3 | 0.43MPa | 0.12MPa | 6.9% | 4h |
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (10)
1. a kind of monocomponent polyurethane casting glue, it is characterised in that: the raw material including following parts by weight:
30-50 parts of diisocyanate, 100-400 parts of polyether polyol, 2-4 parts of chain extender, 1-3 parts of catalyst, defoaming agent 1-2
Part, inhales infusion 10-20 parts, 10-30 parts of organic solvent at 300-800 parts of filler, 100-200 parts of environment-friendly plasticizer.
2. monocomponent polyurethane casting glue according to claim 1, it is characterised in that: the diisocyanate is selected from different Buddhist
That ketone diisocyanate IPDI, methyl diphenylene diisocyanate MDI, hexamethylene diisocyanate HDI, phenylenedimethylidyne two are different
One or both of cyanate XDI, naphthalene -1,5- diisocyanate NDI, polymethylene multi-phenenyl isocyanate PAPI；It is described
Polyether polyol be selected from degree of functionality be 2-4, number-average molecular weight is one or both of polyether polyol of 1000-5000.
3. monocomponent polyurethane casting glue according to claim 1, it is characterised in that: the chain extender is selected from new penta 2
One of alcohol, trimethylolpropane, dihydromethyl propionic acid.
4. monocomponent polyurethane casting glue according to claim 1, it is characterised in that: the catalyst is organometallic
Close species catalyst.
5. monocomponent polyurethane casting glue according to claim 4, it is characterised in that: the catalyst preferably octanoic acid stannous
Or dibutyl tin dilaurate.
6. monocomponent polyurethane casting glue according to claim 1, it is characterised in that: the defoaming agent is polyether-modified silicon
Oxygen alkane co-polymer；The filler is selected from one or more of talcum powder, kaolin, calcium carbonate.
7. monocomponent polyurethane casting glue according to claim 1, it is characterised in that: the environment-friendly plasticizer is selected from long-chain
One or both of chlorinated paraffin, chlorination palm oil, epoxidized soybean oil.
8. monocomponent polyurethane casting glue according to claim 1, it is characterised in that: the suction infusion be selected from calcium oxide,
One of magnesia.
9. monocomponent polyurethane casting glue according to claim 1, it is characterised in that: the organic solvent be selected from acetone,
One of dimethyl carbonate.
10. the preparation method of monocomponent polyurethane encapsulating glue material as described in claim 1, it is characterised in that: including following
Step:
Polyether polyol, filler, environment-friendly plasticizer, defoaming agent, warming while stirring to 100- are sequentially added into reaction kettle
110 DEG C of dehydrations, are cooled to 80-90 DEG C after dehydration, and diisocyanate is slowly added dropwise, and nitrogen protection controls reaction speed, protect
Temperature reaction, makes-OH the fully reacting in system, adds chain extender, organic solvent, 70-80 DEG C of insulation reaction sequentially adds
Catalyst inhales infusion, stirs evenly, and is cooled to 50-60 DEG C, and discharging is sealed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910350356.0A CN110016316A (en) | 2019-04-28 | 2019-04-28 | A kind of monocomponent polyurethane casting glue and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910350356.0A CN110016316A (en) | 2019-04-28 | 2019-04-28 | A kind of monocomponent polyurethane casting glue and preparation method thereof |
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| CN110016316A true CN110016316A (en) | 2019-07-16 |
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| CN201910350356.0A Pending CN110016316A (en) | 2019-04-28 | 2019-04-28 | A kind of monocomponent polyurethane casting glue and preparation method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102504752A (en) * | 2011-11-30 | 2012-06-20 | 山东北方现代化学工业有限公司 | Room-temperature moisture-curable single-component flame-retardant polyurethane sealant |
| CN103509169A (en) * | 2012-06-27 | 2014-01-15 | 上海博信景创新材料科技有限公司 | Thick-film and low-foam one-component polyurethane elastomer and preparation method thereof |
| CN105199655A (en) * | 2015-10-30 | 2015-12-30 | 桂林市和鑫防水装饰材料有限公司 | One-component polyurethane construction sealant |
| CN107903865A (en) * | 2017-11-27 | 2018-04-13 | 山东北方现代化学工业有限公司 | A kind of one-component damp solidifying polyurethane fluid sealant containing new deicer and preparation method thereof |
-
2019
- 2019-04-28 CN CN201910350356.0A patent/CN110016316A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102504752A (en) * | 2011-11-30 | 2012-06-20 | 山东北方现代化学工业有限公司 | Room-temperature moisture-curable single-component flame-retardant polyurethane sealant |
| CN103509169A (en) * | 2012-06-27 | 2014-01-15 | 上海博信景创新材料科技有限公司 | Thick-film and low-foam one-component polyurethane elastomer and preparation method thereof |
| CN105199655A (en) * | 2015-10-30 | 2015-12-30 | 桂林市和鑫防水装饰材料有限公司 | One-component polyurethane construction sealant |
| CN107903865A (en) * | 2017-11-27 | 2018-04-13 | 山东北方现代化学工业有限公司 | A kind of one-component damp solidifying polyurethane fluid sealant containing new deicer and preparation method thereof |
Non-Patent Citations (4)
| Title |
|---|
| 曹云来: "《密封胶 技术•配方•应用》", 30 September 2001, 化学工业出版社 * |
| 李楷: "《新型防水材料质量检测标准与应用技术规范实用手册 卷2》", 31 March 2004, 安徽文化音像出版社 * |
| 王珊: "《环境友好型高分子材料的制备与应用》", 31 December 2017, 北京工业大学出版社 * |
| 马兴元 等: "《合成革化学与工艺学》", 30 November 2015, 中国轻工业出版社 * |
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