CN105331262B - No-solvent type polyurethane coating composition - Google Patents
No-solvent type polyurethane coating composition Download PDFInfo
- Publication number
- CN105331262B CN105331262B CN201410249531.4A CN201410249531A CN105331262B CN 105331262 B CN105331262 B CN 105331262B CN 201410249531 A CN201410249531 A CN 201410249531A CN 105331262 B CN105331262 B CN 105331262B
- Authority
- CN
- China
- Prior art keywords
- component
- prepolymer
- solvent type
- polyurethane coating
- type polyurethane
- 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.)
- Active
Links
Landscapes
- Paints Or Removers (AREA)
Abstract
The present invention relates to a kind of no-solvent type polyurethane coating compositions, the composition includes the first component and the second component, wherein first component includes polyol prepolymer, polyoxyalkylene alkyl amine prepolymer and pre-polymerization hydrocarbon resin, and second component includes polyisocyanate prepolymers.No-solvent type polyurethane coating composition of the invention has many advantages, such as that dry tack free curing time is short, applies thickness, is easy to construct and coating corrosion resistance can be excellent.
Description
Technical field
The present invention relates to a kind of no-solvent type polyurethane coating composition, the composition includes the first component and second group
Point, wherein first component includes polyol prepolymer, polyoxyalkylene alkyl amine prepolymer and pre-polymerization hydrocarbon resin, described second group
Dividing includes polyisocyanate prepolymers.No-solvent type polyurethane coating composition of the invention has dry tack free curing time
It is short, apply thickness, be easy to construct and coating corrosion resistance can it is excellent the advantages that.
Background technique
Polyurethane with the demand that today's society people produce to the attention of environment and quickly, applied to pipeline outer wall
Coating starts gradually to develop to Diamond Search, the no-solvent type polyurethane coating of zero coal tar content and quick drying paint direction.Meanwhile
With western gas east send with the construction of the key state projects such as the south water to north and people to the degree of dependence of oil gas etc. increasingly
Height, the construction of long distance pipeline also will be more and more, and the natural environment encountered also can be more and more harsher, and anticorrosion coating on pipeline is to ring
The influence in border also will receive more and more attention, can be increasingly stringenter to the performance requirement of corrosion-inhibiting coating.It is existing currently on the market
Some conventional polyurethanes coating can not provide satisfactory performance, therefore new environment-protecting polyurethane tree can occur in demand
Rouge.
Quickly produced to adapt to pipeline, environmental protection and antiseptic property demand, inventor develop it is a kind of can be in short-term
Interior to carry out lifting carrying to pipeline, primary film thickness of constructing ranges up to 2mm, meets national oil Gas Industry standard SY/
T4106-2005, and meet European Union EN10290 and U.S. AWWA C222 about pipeline outer wall anticorrosive paint technology require without molten
Dosage form polyurethane coating.No-solvent type polyurethane coating of the invention, possess conventional polyurethanes coating be difficult it is unmatch fast
Dry and environment-friendly advantage, and simply and easily isometric mixing ratio and thick painting characteristic, can be tieed up with the raising pipeline corrosion protection of significant effective
The speed of shield.No-solvent type polyurethane coating composition of the invention can be constructed using bi-component airless spraying equipment,
It is easy with isometric mixing ratio operation of 1:1；Dry tack free, drying time short suitable assembly line effect are realized in 120 seconds；Most
Height construction film thickness reaches 2mm, without repeatedly being coated to reach requirement for anticorrosion；Film anticorrosion chemical resistance is excellent
It is different, meet national oil Gas Industry standard SY/T4106-2005, and meet European (EN10290-02) and the U.S. (AWWA
C222-08 it) is wanted about buried Outer Tube polyurethane coating including anti-corrosion, wear-resisting, stretching, flexibility and chemicals-resistant etc.
It asks.
Summary of the invention
The present invention provides a kind of no-solvent type polyurethane coating composition, with dry tack free curing time it is short, apply
Thickness is easy to the advantages that construction and coating corrosion resistance energy are excellent.
One aspect of the present invention provides a kind of no-solvent type polyurethane coating composition comprising the first component and
Two components, wherein first component includes polyol prepolymer, polyoxyalkylene alkyl amine prepolymer and pre-polymerization hydrocarbon resin, described
Two components include polyisocyanate prepolymers.Of the invention additionally providing in one aspect prepares no-solvent type polyurethane coating group
The method for closing object.
Specific embodiment
The present invention provides a kind of no-solvent type polyurethane coating compositions comprising the first component and the second component,
Described in the first component include polyol prepolymer, polyoxyalkylene alkyl amine prepolymer and pre-polymerization hydrocarbon resin, second group of subpackage
Include polyisocyanate prepolymers.
Term " no-solvent type " used herein refers in the coating composition both without containing organic solvent, is also free of
There is water as decentralized medium.No-solvent type coating has many advantages, such as that coating performance is good, does not need harsh execution conditions.
Term " polyurethane " used herein, which refers to, reacts shape with polyisocyanate compound by polyol compound
At high molecular material.Polyurethane coating is a kind of elastic coating, the advantage is that excellent elasticity and elongation percentage, and brilliant
Wear-resisting property.Polyurethane coating has the molding handling characteristics of real-world effectiveness, and constantly the molding of polyurethane coating is promoted to apply
Work develops to simple and direct, the efficient direction with low pollution.
In the first component of base-material being used in the present invention include polyol prepolymer, including polyester polyol prepolymers and
A variety of polyol prepolymers such as polyether polyol prepolymer.Polyester polyol prepolymers are usually by Dicarboxylic Acids (acid anhydrides
Or ester) with polyalcohol (including glycol) condensation (or transesterification) or as lactone and oligomer made of polymerization.Common
Binary acid includes but is not limited to phthalic acid or phthalate anhydride or its ester, adipic acid, halogenated phthalic acid etc..Common is polynary
Alcohol includes but is not limited to ethylene glycol, propylene glycol, diglycol, trimethylolpropane, pentaerythrite etc..By polyester polyol
The polyurethane material that prepolymer the is prepared ester group more because intramolecular contains, amino isopolarity group, cohesive strength and attached
Put forth effort strong, intensity with higher, wearability.There are multiple commercial vendors to provide sale polyester polyol prepolymers currently on the market, it can
With the polyester polyol prepolymers being used in the present invention, the APT108 provided including such as APT Americas company,
The WorleePol230 etc. that the Desmophen1155 or Worlee company that Nuplex company provides provides, and in the market can be with
Other the similar polyester polyol prepolymers being commercially available.
Polyether polyol prepolymer is that main chain contains ehter bond (- R-O-R-), end group or side group contain more than two hydroxyl (-
OH oligomer).Compound usually using low molecular weight polyols etc. containing active hydrogen is being catalyzed as initiator with oxyalkylene
Agent acts on lower ring-opening polymerisation and forms.Oxyalkylene is mainly propylene oxide (propylene oxide), ethylene oxide (ethylene oxide), wherein
It is mostly important with propylene oxide.Common polyalcohol initiator includes but is not limited to the dihydric alcohols such as propylene glycol, ethylene glycol, glycerol three
The polyalcohols such as the trihydroxylic alcohols such as hydroxymethyl-propane and pentaerythrite, xylitol, sorbierite, sucrose.It can be used in the present invention
Polyether polyol prepolymer include have currently on the market multiple commercial vendors provide sale a variety of polyether polyol prepolymers, such as
Mitsui Chemicals provide Actcol T880, Adeka provide Adeka Carpol T4000, Bayer provide 1380BT or
The Pluracol TP4040 etc. that BASF is provided, and other the similar polyether polyol pre-polymerizations that can be commercially available in the market
Object.
One or more polyol prepolymers, including polyester polyol can be used in the first component of base-material of the invention
Prepolymer and polyether polyol prepolymer.
In some embodiments, with the total weight of first component of base-material, polyol prepolymer is with 16-40
The amount of weight % exists, preferably the amount of 20-36 weight %, and the amount of more preferably 24-31 weight % exists.In some specific realities
It applies in mode, the polyol prepolymer includes polyester polyol prepolymers and polyether polyol prepolymer, wherein with the base
Expect the total weight of the first component, polyester polyol prepolymers exist with the amount of 15-30 weight %, preferably 18-28 weight %
Amount, the amount of more preferably 20-25 weight % exists.Polyether polyol prepolymer exists with the amount of 1-10 weight %, preferably
The amount of the amount of 2-8 weight %, more preferably 4-6 weight % exists.
It further include polyoxyalkylene alkyl amine prepolymer, also known as polyethers polyamine prepolymer in the first component of base-material of the invention,
It is by being usually using low molecular weight polyamine as initiator, ring-opening polymerisation forms under the action of catalyst with oxyalkylene.Oxidation
Alkene is mainly propylene oxide (propylene oxide), ethylene oxide (ethylene oxide), wherein mostly important with propylene oxide.Common
Amine initiator includes but is not limited to diethylamine, diethylenetriamine etc..The polyoxyalkylene alkyl amine prepolymer that can be used in the present invention
The a variety of polyoxyalkylene alkyl amine prepolymers sold including there is multiple commercial vendors to provide currently on the market, such as Huntsman offer
Poly-Q40-800, BASF that DESMOPHEN4050E, ARCH that JEFFAMINE EDR-148, Nuplex are provided are provided are provided
The Voranol RA-800 etc. that provides of QUADROL L or Dow, and other similar polyethers that can be commercially available in the market
Alkylamine prepolymer.
In some embodiments, with the total weight of first component of base-material, polyoxyalkylene alkyl amine prepolymer with
The amount of 15-30 weight % exists, preferably the amount of 18-28 weight %, and the amount of more preferably 20-25 weight % exists.
Further include pre-polymerization hydrocarbon resin, also known as modified petroleum resin in the first component of base-material of the invention, is by first
The mixture of the low polymerization degree product of base styrene (or similar C9 isomers) and phenol reactant.It can be used in the present invention
Pre-polymerization hydrocarbon resin include have currently on the market multiple commercial vendors provide sale a variety of pre-polymerization hydrocarbon resins, for example, Nevcin
The Norsolene that Novares LA-300 or the Cray Vallac that Necires EPX-L, the Rutgers of offer are provided are provided
S125E etc., and other the similar pre-polymerization hydrocarbon resins that can be commercially available in the market.
In some embodiments, with the total weight of first component of base-material, pre-polymerization hydrocarbon resin is with 5-15
The amount of weight % exists, preferably the amount of 7-13 weight %, and the amount of more preferably 9-11 weight % exists.
It in some embodiments, further include optional compositions in the first component of base-material of the invention.Usual situation
Under, the first component of base-material of the invention includes pigments and fillers.Pigments and fillers are a kind of coloured fine grained flours, are not dissolved in generally
In the media such as water, oil, solvent and resin, it can be scattered in various media.It has covering power, tinting strength, tinting power, relatively stable to light,
It is usually used in preparing coating, ink and coloured plastics and rubber, while plays the role of coloring and filling.Common pigments and fillers
Including titanium dioxide, carbon black, talcum powder or barium carbonate etc..
In some embodiments, with the total weight of first component of base-material, pigments and fillers are with 35-65 weight %
Amount exist, the amount of the preferably amount of 40-60 weight %, more preferably 45-55 weight % exists.
The second component of curing agent being used in the present invention is polyisocyanates.Polyisocyanates is the master of synthesis of polyurethane
Raw material is wanted, two class of aliphatic and aromatic series is broadly divided into.The commonly toluene diisocyanate in synthesis of polyurethane coating at present
Acid esters (TDI), polyphenyl polymethylene polyisocyanates (PAPI).Due to they molecular structure and the degree of branching difference, table
It is also different in present reactivity and material property.Such as using TDI as raw material, reactivity is high, the bullet of obtained coating material
Property (elongation percentage) is good；Using PAPI as raw material, then reactivity is slightly lower, and the intensity of obtained coating material is high；It is obtained by raw material of MDI
The coating material arrived has better mechanical property.Therefore, people both can be mixed in a certain ratio use individually or by them,
To meet the needs of Practical Project.In some embodiments, it includes mesh that the present invention, which uses MDI class polyisocyanates,
Preceding multiple commercial vendors in the market provide a variety of MDI class polyisocyanates of sale, such as Nippon Polyurethane Industry Co., Ltd. provides
Coronate1133, Mitsui Chemicals provide Cosmonate PlyM130F, Bayer provide DESMODUR E XP2753,
The SUPRASEC2244 etc. that the Lupranate IsoPMDI92160 and Huntsman that BASF is provided are provided, and in the market can be with
Other the similar polyisocyanates being commercially available.
It can also include common mark in coating manufacturing field in no-solvent type polyurethane coating composition of the invention
Quasi- additive, for example including colorant, colorant, dyestuff, feel auxiliary agent, chelating agent, delustering agent, deicer, plasticizer, wear-resisting
Grain, film reinforce particle, flow control agent, thixotropic agent, rheology modifier, catalyst, antioxidant, biocide, defoaming agent,
Surfactant, wetting agent, dispersing agent, adhesion promotor, clay, hindered amine light stabilizer, UV light absorption stabilizer, stabilization
Agent, the combination of filler, grinding carrier and other common auxiliary agents or above-mentioned additive.
No-solvent type polyurethane coating composition of the invention can be coated on any substrate as known in the art, example
Such as, automotive substrates, industrial substrate, packaging base material, construction substrate, timber floor and furniture, clothes, electronic product such as electronic product
Shell and circuit board, glass and transparent substrate, sporting equipment such as golf, etc..These substrates can be metal or
Person is nonmetallic.Metal base includes such as tin, steel, tin plating steel, Wuxi steel, tinplate plate, chromium passivating steel, zinc-plated
Steel, aluminium, aluminium foil, magnesium, magnesium alloy.Non-metallic substrate includes polymer, plastics, polyester, polyolefin, polyamide, fiber
Element, polystyrene, polyacrylic acid, poly- ((ethylene naphthalate)), polypropylene, polyethylene, nylon, EVOH, polylactic acid, other
" green " polymeric substrate, poly- (ethylene glycol terephthalate) (PET), polycarbonate, the fine butadiene benzene of polycarbonate acrylonitrile
Ethylene (PC/ABS "), polyamide, timber, glued board, solid wood composite board, particieboard, medium density fibre board (MDF), cement, stone material, glass
Glass, paper, cardboard, textile, leather include synthetic leather and natural leather and other non-metal base plates.Above-mentioned substrate can
By by certain in a manner of handled, such as by processing to obtain vision and/or color effect.It is excellent in the present invention
The substrate of choosing includes metal base, such as magnesium, magnesium alloy, aluminium alloy, stainless steel and tinplate etc..
No-solvent type polyurethane coating composition of the invention can be applied by standard art procedures any in this field
It covers, such as the methods of electropaining, spraying, electrostatic spraying, dip-coating, roller coating, brushing, it is preferable to use spraying process is coated.?
It needs to carry out the first component of substrate of no-solvent type polyurethane coating of the invention and the second component of curing agent before being coated
Mixing.The ratio usually mixed is the ratio of volume ratio 1:2 to 2:1, more preferably with the volume ratio of 1:1 to substrate first
Component and the second component of curing agent are mixed.
No-solvent type polyurethane coating composition of the invention has the characteristics that curing time is short, usually after application 180
In second, in preferably 150 seconds, in more preferably 120 seconds, solidify in most preferably 90 seconds.Signified curing time refers to herein
Surface drying time, i.e. coating application terminate later finger contact not in the required time of touching with one's hand.
The invention further relates to a kind of devices, wherein no-solvent type polyurethane coating composition of the invention is coated with the dress
At least part surface set.Described device generally includes storage tank and/or conveyance conduit, the conveyance conduit and storage tank phase
Even or it is not attached to.
Embodiment
The following provide the embodiment of the present invention to help the present invention is understood, but cannot be understood as to model of the invention
It encloses and is limited.Unless otherwise, the parts and percentages referred to are by weight.
Embodiment 1
No-solvent type polyurethane coating composition of the invention is prepared according to formula as below:
DESMOPHEN1155 and DESMOPHEN4050E is purchased from Nuplex；
Actcol T880 is purchased from Mitsui Chemicals；
Necires EPX-L is purchased from Nevcin；
SUPRASEC2244 is purchased from Huntsman.
The preparation of the first component of base-material
By 20.0g polyester polyol prepolymers DESMOPHEN1155,4.5g polyether polyol prepolymer Actcol T880
It mixes and is stirred until homogeneous with 10.0g pre-polymerization hydrocarbon resin Necires EPX-L；
40.5g barium sulfate is added under stirring, in 1500rpm high-speed stirred 30 minutes, granularity was 75-80 μm；
25.0g polyoxyalkylene alkyl amine prepolymer DESMOPHEN4050E is added under stirring, in 1000rpm high-speed stirred 5-
10 minutes, until being mixed into single homogeneous.
Embodiment 2
No-solvent type polyurethane coating composition of the invention is prepared according to formula as below:
DESMOPHEN1155 and DESMOPHEN4050E is purchased from Nuplex；
Actcol T880 is purchased from Mitsui Chemicals；
Necires EPX-L is purchased from Nevcin；
SUPRASEC2244 is purchased from Huntsman.
The preparation of the first component of base-material
By 24.5g polyester polyol prepolymers DESMOPHEN1155,5.0g polyether polyol prepolymer Actcol T880
It mixes and is stirred until homogeneous with 10.0g pre-polymerization hydrocarbon resin Necires EPX-L；
50.5g barium sulfate is added under stirring, in 1500rpm high-speed stirred 30 minutes, granularity was 75-80 μm；
20g polyoxyalkylene alkyl amine prepolymer DESMOPHEN4050E is added under stirring, in 1000rpm high-speed stirred 5-10
Minute, until being mixed into single homogeneous.
3 coating composition gel time of embodiment
It takes and is tested according to the first component of base-material and the second component of curing agent of Examples 1 and 2 preparation, by base-material first
Component and the second component of curing agent are mixed according to the volume ratio of 1:1, are started timing, are stirred evenly immediately, and be stirred continuously until
Coating is in micelle shape and no longer flows, and records the time, test result is as follows:
| Sample | Embodiment 1 | Embodiment 2 |
| Gel time (second) | 53 | 65 |
The measurement of 4 coating composition property of embodiment
It takes and carries out test base-material granularity according to the first component of base-material and the second component of curing agent of Examples 1 and 2 preparation, resists
Flow, drying time, bendability and wearability.Specific testing procedure is as follows, if do not indicated especially, used substrate
It is ferrous metal substrate:
1. base-material granularity
Base-material is scratched on Hegman grind gage, the largest particles partial size of discontinuous particle occurs in observation.
2. sag resistance
In the substrate surface spraying vertically put through mixed coating until the maximum film thickness that coating hangs down when flowing occurs.
3. drying time
Surface drying time: coating application terminates finger contact and no longer touches with one's hand the required time.
Do solid work the time: coating application terminates, and hardness of paint film, which tends towards stability, no longer changes the required time.
4. bendability (180 °, 3 inches)
About 1500 microns of coating is sprayed in the shiny surface of glazed paper, paint film is taken off from paper after dry, paint film is existed
180 degree is bent on the cylindrical body that 3 inches of diameter without fracture.
5. wearability (weightlessness after 1000 turns/1kg CS17 friction)
On a glass by coating spraying, measurement every 1000 turns of paint film in the case where the friction of wear resistant instrument grinding wheel after drying
Reduced gravity situations, wherein Wheel hardness specification is CS17, loads gross weight 1kg.
After tested, as a result as follows:
The coating that the above test result shows that non-solvent polyurethane coating composition of the invention is formed can rapidly be consolidated
Change in substrate surface, and form the good coating of bending property, wear-resisting property, be able to satisfy pipeline quickly produce, environmentally friendly and anti-corrosion
The demand of performance.
Claims (7)
1. a kind of no-solvent type polyurethane coating composition, the composition includes the first component and the second component, wherein described
First component includes polyol prepolymer, polyoxyalkylene alkyl amine prepolymer and pre-polymerization hydrocarbon resin, and second component includes polyisocyanate
Cyanate prepolymer, first component and the second component are mixed with the volume ratio of 1:2 to 2:1；
Wherein polyoxyalkylene alkyl amine prepolymer is using low molecular weight amine as initiator, and open loop is poly- under the action of catalyst with oxyalkylene
It closes, wherein the oxyalkylene is propylene oxide or ethylene oxide, the amine is diethylamine or diethylenetriamine；
The polyol prepolymer includes polyester polyol prepolymers and polyether polyol prepolymer；
Based on the total weight of first component, first component includes the polyester polyol prepolymers of 15-30 wt%, 1-
The pre-polymerization of the polyether polyol prepolymer of 10 wt%, the polyoxyalkylene alkyl amine prepolymer of 15-30 wt% and 5-20 wt% is hydrocarbon
Resin.
2. no-solvent type polyurethane coating composition as described in claim 1, wherein the pre-polymerization hydrocarbon resin is methylbenzene
The low polymerization degree mixture that ethylene and phenol reactant obtain.
3. no-solvent type polyurethane coating composition as described in claim 1, wherein second component includes MDI class polyisocyanate
Cyanate prepolymer.
4. no-solvent type polyurethane coating composition as described in claim 1, wherein first component and the second component with
The volume ratio of 1:1 is mixed.
5. no-solvent type polyurethane coating composition as described in claim 1, dry tack free curing time 120 seconds with
It is interior.
6. a kind of device, wherein no-solvent type polyurethane coating composition as described in claim 1 is coated with described device
At least part surface.
7. device as claimed in claim 6, wherein described device includes storage tank and/or conveyance conduit, the conveyance conduit
It is connected with storage tank or is not attached to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410249531.4A CN105331262B (en) | 2014-06-06 | 2014-06-06 | No-solvent type polyurethane coating composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410249531.4A CN105331262B (en) | 2014-06-06 | 2014-06-06 | No-solvent type polyurethane coating composition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105331262A CN105331262A (en) | 2016-02-17 |
| CN105331262B true CN105331262B (en) | 2019-05-03 |
Family
ID=55282037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410249531.4A Active CN105331262B (en) | 2014-06-06 | 2014-06-06 | No-solvent type polyurethane coating composition |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105331262B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106752078A (en) * | 2016-12-06 | 2017-05-31 | 钦州市高新技术产业服务中心 | A kind of disperse dyes and preparation method thereof |
| CN106742699A (en) * | 2016-12-20 | 2017-05-31 | 江苏百瑞尔包装材料有限公司 | A kind of tinplate overlay film of corrosion resistance |
| CN114479632A (en) * | 2021-12-30 | 2022-05-13 | 江苏朗科建材科技有限公司 | Solvent-free polyurethane spraying process for steel pipe surface |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1563234A (en) * | 2004-03-22 | 2005-01-12 | 江苏省化工研究所有限公司 | Structural flame retardant type spray coating material of polyurethane elastomer and construction method |
| CN101619193A (en) * | 2009-07-30 | 2010-01-06 | 天津市耀新科技发展有限公司 | High-iron special flame-resistant polyurethane waterproof coating and preparation method thereof |
| CN101665654A (en) * | 2009-08-16 | 2010-03-10 | 青岛理工大学 | Spraying type polyurethane-carbamide damping vibration attenuation noise-reduction protection material |
| CN101899262A (en) * | 2010-08-16 | 2010-12-01 | 上海应用技术学院 | Polyurethane-urea waterproof coating and preparation method thereof |
-
2014
- 2014-06-06 CN CN201410249531.4A patent/CN105331262B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1563234A (en) * | 2004-03-22 | 2005-01-12 | 江苏省化工研究所有限公司 | Structural flame retardant type spray coating material of polyurethane elastomer and construction method |
| CN101619193A (en) * | 2009-07-30 | 2010-01-06 | 天津市耀新科技发展有限公司 | High-iron special flame-resistant polyurethane waterproof coating and preparation method thereof |
| CN101665654A (en) * | 2009-08-16 | 2010-03-10 | 青岛理工大学 | Spraying type polyurethane-carbamide damping vibration attenuation noise-reduction protection material |
| CN101899262A (en) * | 2010-08-16 | 2010-12-01 | 上海应用技术学院 | Polyurethane-urea waterproof coating and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105331262A (en) | 2016-02-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105324403B (en) | Bicomponent polyurethane composition | |
| CN105189594B (en) | Bicomponent polyurethane composition | |
| CN101275054B (en) | Ultraviolet cured paint composition and preparation thereof | |
| CN111704883B (en) | Solvent-free single-component moisture curing polyurethane adhesive suitable for wood and preparation method thereof | |
| KR101573309B1 (en) | Polyurethane composition for cavitation resistance and method of forming film using the same | |
| CN105331262B (en) | No-solvent type polyurethane coating composition | |
| CN109251645B (en) | Spray polyurea elastic anticorrosive paint and preparation method thereof | |
| CN105131227B (en) | A kind of use for synthetic leather UV cured flame-retardant polyurethane and preparation method thereof | |
| CN106715505B (en) | Epoxy compositions containing acrylate-based tougheners | |
| KR101471506B1 (en) | Fast drying and curing type polyurethane coating composition | |
| CN106255733A (en) | Adhesive sheet and optics | |
| CN102367354A (en) | Solvent-free epoxy primer for corrosion protection of 3 polypropylene (PP) at craters of steel pipelines | |
| CN106336793A (en) | Solvent-free polyurethane paint and manufacture method thereof | |
| CN104995226A (en) | Liquid-applied waterproofing membrane for roofs | |
| CN111500171A (en) | Manual repair polyurea elastomer and preparation method thereof | |
| CN110054980B (en) | Single-component moisture-curing polyurethane heavy-duty anticorrosive coating and preparation method thereof | |
| CN101519547B (en) | Aqueous double-component atomic ash and application thereof | |
| CN102666755A (en) | Coating material for hand application | |
| CN106751734A (en) | A kind of polyurethane material and preparation method thereof | |
| CN114989707B (en) | Polyurea coatings | |
| CN106459687A (en) | Adhesive sheet and optical member | |
| CN113943544A (en) | Water-based environment-friendly adhesive and preparation method thereof | |
| CN113088114A (en) | Wear-resistant polyurethane coating and preparation method thereof | |
| CN107267053B (en) | Super-water-resistant and wear-resistant water-based industrial keyboard paint and preparation method thereof | |
| CN115322427B (en) | Cabin floor covering material and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |