CN102282226B - Moisture-curing peelable protective coating - Google Patents
Moisture-curing peelable protective coating Download PDFInfo
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- CN102282226B CN102282226B CN200980000237.7A CN200980000237A CN102282226B CN 102282226 B CN102282226 B CN 102282226B CN 200980000237 A CN200980000237 A CN 200980000237A CN 102282226 B CN102282226 B CN 102282226B
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- coating composition
- coating
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- agent
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- 239000011253 protective coating Substances 0.000 title claims abstract description 8
- 238000013008 moisture curing Methods 0.000 title 1
- 239000008199 coating composition Substances 0.000 claims abstract description 95
- 239000012948 isocyanate Substances 0.000 claims abstract description 34
- -1 aromatic isocyanate Chemical class 0.000 claims abstract description 24
- 239000003054 catalyst Substances 0.000 claims abstract description 23
- 239000011248 coating agent Substances 0.000 claims abstract description 22
- 238000000576 coating method Methods 0.000 claims abstract description 22
- 239000006254 rheological additive Substances 0.000 claims abstract description 20
- 239000000203 mixture Substances 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims abstract description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 31
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- UKLDJPRMSDWDSL-UHFFFAOYSA-L [dibutyl(dodecanoyloxy)stannyl] dodecanoate Chemical compound CCCCCCCCCCCC(=O)O[Sn](CCCC)(CCCC)OC(=O)CCCCCCCCCCC UKLDJPRMSDWDSL-UHFFFAOYSA-L 0.000 claims description 6
- XLJMAIOERFSOGZ-UHFFFAOYSA-M cyanate Chemical compound [O-]C#N XLJMAIOERFSOGZ-UHFFFAOYSA-M 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims description 4
- 229920001296 polysiloxane Polymers 0.000 claims description 4
- 235000012239 silicon dioxide Nutrition 0.000 claims description 4
- 239000000377 silicon dioxide Substances 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000006555 catalytic reaction Methods 0.000 claims 5
- 238000000518 rheometry Methods 0.000 claims 2
- 239000006082 mold release agent Substances 0.000 abstract 2
- 230000001681 protective effect Effects 0.000 abstract 1
- 150000002513 isocyanates Chemical class 0.000 description 15
- 239000000654 additive Substances 0.000 description 9
- 230000000996 additive effect Effects 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000003365 glass fiber Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000003973 paint Substances 0.000 description 3
- 239000000049 pigment Substances 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- FKTHNVSLHLHISI-UHFFFAOYSA-N 1,2-bis(isocyanatomethyl)benzene Chemical compound O=C=NCC1=CC=CC=C1CN=C=O FKTHNVSLHLHISI-UHFFFAOYSA-N 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 2
- 229920000178 Acrylic resin Polymers 0.000 description 2
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 2
- HIFVAOIJYDXIJG-UHFFFAOYSA-N benzylbenzene;isocyanic acid Chemical class N=C=O.N=C=O.C=1C=CC=CC=1CC1=CC=CC=C1 HIFVAOIJYDXIJG-UHFFFAOYSA-N 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 239000000975 dye Substances 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 239000010438 granite Substances 0.000 description 2
- 229920001228 polyisocyanate Polymers 0.000 description 2
- 239000005056 polyisocyanate Substances 0.000 description 2
- 229910052573 porcelain Inorganic materials 0.000 description 2
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 2
- 229910052683 pyrite Inorganic materials 0.000 description 2
- 239000011028 pyrite Substances 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- ALQLPWJFHRMHIU-UHFFFAOYSA-N 1,4-diisocyanatobenzene Chemical compound O=C=NC1=CC=C(N=C=O)C=C1 ALQLPWJFHRMHIU-UHFFFAOYSA-N 0.000 description 1
- SBJCUZQNHOLYMD-UHFFFAOYSA-N 1,5-Naphthalene diisocyanate Chemical compound C1=CC=C2C(N=C=O)=CC=CC2=C1N=C=O SBJCUZQNHOLYMD-UHFFFAOYSA-N 0.000 description 1
- QZWKEPYTBWZJJA-UHFFFAOYSA-N 3,3'-Dimethoxybenzidine-4,4'-diisocyanate Chemical compound C1=C(N=C=O)C(OC)=CC(C=2C=C(OC)C(N=C=O)=CC=2)=C1 QZWKEPYTBWZJJA-UHFFFAOYSA-N 0.000 description 1
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 1
- VWYHWAHYVKZKHI-UHFFFAOYSA-N N=C=O.N=C=O.C1=CC(N)=CC=C1C1=CC=C(N)C=C1 Chemical compound N=C=O.N=C=O.C1=CC(N)=CC=C1C1=CC=C(N)C=C1 VWYHWAHYVKZKHI-UHFFFAOYSA-N 0.000 description 1
- 229920000265 Polyparaphenylene Polymers 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000012963 UV stabilizer Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 125000002723 alicyclic group Chemical group 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- UHOVQNZJYSORNB-UHFFFAOYSA-N benzene Substances C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000007859 condensation product Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000011243 crosslinked material Substances 0.000 description 1
- 238000003618 dip coating Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003623 enhancer Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 125000004836 hexamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 1
- 125000001570 methylene group Chemical group [H]C([H])([*:1])[*:2] 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/02—Polyureas
-
- 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
- C08G18/30—Low-molecular-weight compounds
- C08G18/302—Water
-
- 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
-
- 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
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/20—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes for coatings strippable as coherent films, e.g. temporary coatings strippable as coherent films
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Paints Or Removers (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
A moisture-curable, strippable, protective coating composition comprising about 70 to about 99 weight percent of an aromatic isocyanate; about 1 to about 20 wt% mold release agent, about 0.1 to about 10 wt% rheology modifier; and about 0.1 to about 5 wt% catalyst. A method of surface coating comprising applying a coating composition to a surface, wherein the coating composition comprises from about 70 to about 99 weight percent of an aromatic isocyanate; about 1 to about 20 wt% mold release agent, about 0.1 to about 10 wt% rheology modifier; and about 0.1 to about 5 wt% catalyst; and curing the coating composition on the surface by moisture to form a protective peelable coating.
Description
Background technology
Moisture-curable coating is the coating solution of a kind of efficient and cost-effective that surface can provide protection.Apply wet
Curing coating can not rely on environmental condition (temperature, humidity and dew point), can rapid draing can have table
Face tolerance.Further, coating can keep elastic and anti-ultraviolet radiation thus provide long-acting ruggedness.So
And, need a kind of moisture-curable in some applications has provisional and/or strippable protection paint.
Summary of the invention
According to some concrete examples, a kind of moisture-curable, strippable, protective coating compositions includes greatly
About 70 to the isocyanates of about 99wt% aromatics；About 1 to about 20wt% releasing agent, about 0.1
To about 10wt% rheology modifier；About 0.1 to about 5wt% catalyst.
In some concrete examples, coating composition includes about 80 to about 99wt% aromatic isocyanates；
About 85 to about 99wt% aromatic isocyanates；About 90 to about 99wt% aromatic isocyanates；
About 90 to about 95wt% aromatic isocyanates；Or about 93.3wt% aromatic isocyanate.At some
In concrete example, aromatic isocyanate includes modified diphenylmethane diisocyanate.
In some concrete examples, coating composition includes about 1 to about 15wt% releasing agent, about 1 to
About 10wt% releasing agent；About 3 to about 7wt% releasing agents；Or about 5wt% releasing agent.One
In a little concrete examples, releasing agent includes silicone fluid.
In some concrete examples, coating composition includes about 0.1 to about 5wt% rheology modifier；Greatly
About 0.5 to about 2wt% rheology modifier；Or about 1wt% rheology modifier.In some concrete examples,
Rheology modifier includes silicon dioxide.
In some concrete examples, coating composition includes about 0.1 to about 2wt% catalyst；About 0.1
To about 1wt% catalyst；About 0.3 to about 0.7wt% catalyst；Or about 0.5wt% catalyst.
In some concrete examples, catalyst includes dibutyl tin laurate.
According to some concrete examples, a kind of method for coating surface includes coating composition is imposed on surface, is wherein coated with
Feed composition includes the aromatic isocyanate of about 70 to about 99wt%；About 1 to about 20wt% takes off
Mould agent, about 0.1 to about 10wt% rheology modifier；About 0.1 to about 5wt% catalyst；
And by moisture-curable coating composition from the teeth outwards thus form the strippable coating of protectiveness.
Detailed Description Of The Invention
The present invention relates to the compositions of a kind of applicable protective coating making various surface.Work as at some concrete examples
In, it is the coating composition of a kind of moisture-curable.In the middle of some concrete examples, it is interim and/or peelable
From coating composition.In the middle of some concrete examples, this coating composition is single component composition.
Being used herein, " about " word meaning is cited value ± 10%, including cited value.Such as,
" about 10 " should be understood containing literal meaning 10, and/or 9 to 11.
Isocyanates
Coating composition in some concrete examples includes moisture-curable prepolymer.The coating composition of the present invention can
To include isocyanates.In some concrete examples, coating composition includes isocyanates and/or the modification of aromatics
Aromatic isocyanate.A kind of coating composition can include the isocyanates of any appropriate.A kind of suitable
Modified aromatic isocyanates example includes but not limited to modified diphenylmethane diisocyanate (MDI) such as
Huntsman Polyurethane produces
9272。
Any suitable isocyanates, aliphatic, alicyclic, araliphatic (araliphatic) or aromatics
, can be used alone or two or more are used in mixed way.Suitably isocyanates includes but does not limits
In m-benzene diisocyanate, PPDI, m-tetramethyl xylylene diisocyanate, p-tetramethyl
Base xylylene diisocyanate, 2,4-toluenediisocyanates, 2,6-toluenediisocyanates, 4,4 '-
'-diphenylmethane diisocyanate, benzidine diisocyanate, naphthalene-1,5-diisocyanate, hexa-methylene two is different
Cyanate, and other alkylene diisocyanate, 4,4 ', 4 "-triphenylmethane triisocyanate, decamethylene two
Isocyanates, the polyphenylene methylene that the aniline/formaldehyde phosgenation condensation product comprising most about four aromatic rings produces
Base polyisocyanate, dianisidine diisocyanate, xylylene diisocyanate, double (2-isocyanato-s
Ethyl) fumarate, double (2-isocyanatoethyl) hexamethylene-4-alkene-1,2-dicarboxylic ester, double (2-isocyanides
Acid group closes ethyl) carbonic ester and other organic polyisocyanates as known in the art many.
In some embodiments, coating composition includes about 70 to about 99wt% isocyanates.One
In a little concrete examples, coating composition includes about 80 to about 99wt% isocyanates.At some concrete examples
In, coating composition includes about 85 to about 99wt% isocyanates.In some concrete examples, coating
Compositions includes about 90 to about 99wt% isocyanates.In some concrete examples, coating composition bag
Include about 90 to about 95wt% isocyanates.In some concrete examples, coating composition includes about 93.3
Wt% isocyanates.In the middle of some concrete example, the amount comprising isocyanates in coating composition is of about 70
Wt%；About 71wt%；About 72wt%；About 73wt%；About 74wt%；About 75wt%；
About 76wt%；About 77wt%；About 78wt%；About 79wt%；About 80wt%；About
81wt%；About 82wt%；About 83wt%；About 84wt%；About 85wt%；About 86wt
%；About 87wt%；About 88wt%；About 89wt%；About 90wt%；About 91wt%；
About 92wt%；About 93wt%；About 94wt%；About 95wt%；About 96wt%；About
97wt%；About 98wt%；Or about 99wt%.
Releasing agent
In the middle of some concrete examples, the coating composition of the present invention includes releasing agent.In coating composition permissible
Including any suitable releasing agent, include but not limited to the Dow that silicone fluid such as Dow Corning produces57 Additive。
Coating composition in some concrete examples of the present invention includes about 1 to about 20wt% releasing agent.One
In the middle of a little concrete examples, coating composition includes about 1 to about 15wt% releasing agent.Work as at some concrete examples
In, coating composition includes about 1 to about 10wt% releasing agent.In the middle of some concrete examples, coating group
Compound includes about 3 to about 7wt% releasing agents.In some concrete examples, coating composition includes
The amount of releasing agent about 1wt%；About 2wt%；About 3wt%；About 4wt%；About 5wt%；
About 6wt%；About 7wt%；About 8wt%；About 9wt%；About 10wt%；About 11wt
%；About 12wt%；About 13wt%；About 14wt%；About 15wt%；About 16wt%；
About 17wt%；About 18wt%；About 19wt%；Or about 20wt%.
Rheology modifier
Coating composition in some concrete examples of the present invention includes rheology modifier.Coating composition can include
Any suitable rheology modifier.In some concrete examples, coating composition includes silicon dioxide and/or association
Type thickening agent.The suitably example of rheology modifier includes but not limited to what Evonik Industries produced200。
In some embodiments, coating composition includes about 0.1 to about 10wt% rheology modifier.?
In some concrete examples, coating composition includes about 0.1 to about 5wt% rheology modifier.Concrete at some
In example, coating composition includes about 0.5 to about 2wt% rheology modifier.In some concrete examples, it is coated with
The amount of the rheology modifier that feed composition includes about 0.1wt%；About 0.2wt%；About 0.3wt%；
About 0.4wt%；About 0.5wt%；About 0.6wt%；About 0.7wt%；About 0.8wt%；Greatly
About 0.9wt%；About 1wt%；About 2wt%；About 3wt%；About 4wt%；About 5wt%；
About 6wt%；About 7wt%；About 8wt%；About 9wt%；Or about 10wt%.
Catalyst
Coating composition in some concrete examples includes catalyst.Coating composition can include any suitably
Catalyst.In the middle of some concrete examples, coating composition includes dibutyl tin laurate such as Air Products
The Metacure T-12 that and Chemicals company produces.
In some embodiments, coating composition includes about 0.1 to about 5wt% catalyst.At some
In concrete example, coating composition includes about 0.1 to about 2wt% catalyst.In some concrete examples, it is coated with
Feed composition includes about 0.1 to about 1wt% catalyst.In some concrete examples, coating composition includes
About 0.3 to about 0.7wt% catalyst.In some concrete examples, the catalyst that coating composition includes
Amount about 0.1wt%；About 0.2wt%；About 0.3wt%；About 0.4wt%；About 0.5wt
%；About 0.6wt%；About 0.7wt%；About 0.8wt%；About 0.9wt%；About 1wt%；
About 2wt%；About 3wt%；About 4wt%；Or about 5wt%.
Additive
Coating composition in some concrete examples of the present invention includes for reaching suitably adding of required coating property
Add agent.Coating composition can include known any proper amount of any suitable additive in industry.
Coating composition can use various additive, depend on specifically applying.All things considered, these add
Agent can include pigment, filler, viscosifier, plasticizer, UV-stabilizer, antioxidant, conductivity enhancer reagents,
And analog.
In some concrete examples, coating composition includes the color additives of such as dyestuff or pigment etc.?
In some concrete example, coating composition includes about 0.05 to about 2wt% color additives.Have at some
In style, coating composition includes about 0.05 to about 1wt% color additives.In some concrete examples,
Coating composition includes about 0.1 to about 0.5wt% color additives.In some concrete examples, coating group
Compound includes that the amount of color additives is of about 0.05wt%, about 0.06wt%；About 0.07wt%；Greatly
About 0.08wt%；About 0.09wt%；About 0.1wt%；About 0.2wt%；About 0.3wt%；Greatly
About 0.4wt%；About 0.5wt%；About 0.6wt%；About 0.7wt%；About 0.8wt%；About
0.9wt%；About 1wt%；Or about 2wt%.
In some concrete examples, coating composition has theoretical NCO content and is of about 1 to about 25%.
In some concrete examples, coating composition has theoretical NCO content and is of about 1 to about 20%.One
In a little concrete examples, coating composition has theoretical NCO content and is of about 3 to about 18%.Have at some
In style, coating composition has theoretical NCO content and is of about 1%；About 2%；About 3%；Greatly
About 4%；About 5%；About 6%；About 7%；About 8%；About 9%；About 10%；About
11%；About 12%；About 13%；About 14%；About 15%；About 16%；About 17%；
About 18%；About 19% or about 20%.
Coating property
In some concrete examples, coating composition is applied on surface thus protects surface.Some tools of the present invention
Coating composition in style can be applied to any suitable surface, includes but not limited to cement, wood,
Metal, stone, plastics, granite, glass fibre, work top, pyrite, porcelain, malthoid, pottery, glass
The plastics of glass, acrylic resin, or glass fiber reinforcement.
In some concrete examples, the rising along with temperature is reduced by the viscosity of coating composition.Have at some
In style, coating composition is at room temperature applied in surface.In some concrete examples, coating composition exists
Than room temperature high at a temperature of be applied in surface.
In some concrete examples, coating composition density at 25 DEG C is of about 7.5 to about 10.5
lbs/gal.In some concrete examples, coating composition density at 25 DEG C is of about 8.0 to about 10.0
lbs/gal.In some concrete examples, coating composition density at 25 DEG C is of about 8.5 to about 9.5
lbs/gal.In some concrete examples, coating composition density at 25 DEG C is of about 8.9 to about 9.1
lbs/gal.In some concrete examples, coating composition density at 25 DEG C is of about 7.5lbs/gal；At 25 DEG C
Under about 8lbs/gal；About 8.5lbs/gal at 25 DEG C；About 9lbs/gal at 25 DEG C；At 25 DEG C
About 9.5lbs/gal；About 10lbs/gal at 25 DEG C；Or at 25 DEG C about 10.5lbs/gal；
The proportion that coating composition in some concrete examples of the present invention has is of about 1.055 to about 1.105
g/ml.In some concrete examples, the proportion that coating composition has is of about 1.060 to about 1.100g/ml.
In some concrete examples, the proportion that coating composition has is of about 1.065 to about 1.095g/ml.One
In a little concrete examples, the proportion that coating composition has is of about 1.068 to about 1.093g/ml.Have at some
In style, the proportion that coating composition has is of about 1.055g/ml；About 1.056g/ml；About 1.057
g/ml；About 1.058g/ml；About 1.059g/ml；About 1.060g/ml；About 1.061g/ml；Greatly
About 1.062g/ml；About 1.063g/ml；About 1.064g/ml；About 1.065g/ml；About 1.066g/ml；
About 1.067g/ml；About 1.068g/ml；About 1.069g/ml；About 1.070g/ml；About 1.071
g/ml；About 1.072g/ml；About 1.073g/ml；About 1.074g/ml；About 1.075g/ml；Greatly
About 1.076g/ml；About 1.077g/ml；About 1.078g/ml；About 1.079g/ml；About 1.080g/ml；
About 1.081g/ml；About 1.082g/ml；About 1.083g/ml；About 1.084g/ml；About 1.085
g/ml；About 1.086g/ml；About 1.087g/ml；About 1.088g/ml；About 1.089g/ml；Greatly
About 1.090g/ml；About 1.091g/ml；About 1.092g/ml；About 1.093g/ml；About 1.094g/ml；
About 1.095g/ml；About 1.096g/ml；About 1.097g/ml；About 1.098g/ml；About 1.099
g/ml；About 1.100g/ml；About 1.101g/ml；About 1.102g/ml；About 1.103g/ml；Greatly
About 1.104g/ml；Or about 1.105g/ml.
In some concrete examples, coating composition demonstrates following adhesion property:
| Surface | Adhesive force |
| Smooth cement | 40 |
| Exposed outmoded deoxidation | 20-30 |
| The wood of smooth finishing | 22 |
| Hard metal | 18 |
| Coarse stone | 16 |
| Plastic tube, polystyrene | 12 |
| Smooth granite | 12 |
| Glass fibre | 8 |
| Workbench/crystalline solid | 8 |
| Pyrite | 6 |
| Porcelain | 4 |
| Copper pipe | 2 |
| Pvc pipe | 2 |
| Malthoid | 2 |
| Galvinized steel | 2 |
| Pottery | 2 |
| Glass | 2 |
| Acrylic resin | 2 |
| Fiberglass reinforced plastics | 20 |
Table 1: adhesion value
In the middle of some concrete examples, coating puts on surface in any suitable method, includes but not limited to,
Spray, roller coat, dip-coating, brush, pour into, by scraper or doctor roll, or electrostatic oiler.Coating group
Compound can be applied in metal surface with any suitable thickness.In some concrete examples, the thickness of coating
It is from about 0.1-10 μm, about 1-10 μm, or about 1-2 μm.In some concrete examples, coating has
Thickness be of about 0.1 μm；About 0.2 μm；About 0.3 μm；About 0.4 μm；About 0.5 μm；Greatly
About 0.6 μm；About 0.7 μm；About 0.8 μm；About 0.9 μm；About 1 μm；About 2 μm；About
3μm；About 4 μm；About 5 μm；About 6 μm；About 7 μm；About 8 μm；About 9 μm；Or
About 10 μm.
Once coating is applied in surface, it is possible to be cured.In some concrete examples, coating composition quilt
Moisture-curable.In some concrete examples, from the dampness of air, from the table being applied in coating composition
The dampness in face, or the moisture-curable coating composition that has been added in coating composition thus formed
Protective coating.Under conditions of dampness exists, coating composition can form cross-linked material and form protective coating.
In some concrete examples, catalyst accelerates moisture-curable reaction.
In some concrete examples, peel off after paint solidification and protect surface.In some concrete examples, in solidification
After can be to remove the coating on this surface in the way of sur-face peeling coating.Coating can protect surfaces against and scrape
Rub, get rusty, or the degenerating of other form.
The examples below has further described and demonstrated the exemplary concrete example in scope.Real
Execute example to be individually given as explanation, and owing to a lot of changes without departing from its spirit and scope are possible,
And it is not construed as limitation of the present invention.
Embodiment
A kind of one pack system, moisture-curable, interim, strippable protective coating passes through following joining
Side's preparation:
| Chemical drugs | Weight % |
| Aromatic isocyanate | 93.3 |
| Silicone fluid | 5.0 |
| Dibutyl tin laurate | 0.5 |
| Silicon dioxide | 1.0 |
| Dyestuff or pigment | 0.2 |
The present invention is by wanting the specific embodiments model disclosed in the embodiment that illustrates as some aspects of the present invention
The restriction enclosed, and any concrete example functionally of equal value falls within the scope of the present invention.Certainly, except
This show and describe outside, the various deformation of the present invention those skilled in the art be will be apparent from and
Mean to fall in scope.
Claims (20)
1. a moisture-curable, strippable, protective coating compositions, including:
About 70 to about 99wt% aromatic isocyanates, this aromatic isocyanate includes modified diphenylmethyl
Alkane diisocyanate, this aromatic isocyanate is moisture-curable prepolymer；
About 1 to about 20wt% releasing agent；
About 0.1 to about 10wt% rheology modifier；With
About 0.1 to about 5wt% catalyst, this catalyst includes dibutyl tin laurate, this catalysis
Moisture-curable reaction is accelerated in agent,
" about " meaning is cited value ± 10%, including cited value.
Coating composition the most according to claim 1, different including about 80 to about 99wt% aromatics
Cyanate.
Coating composition the most according to claim 1, different including about 85 to about 99wt% aromatics
Cyanate.
Coating composition the most according to claim 1, different including about 90 to about 99wt% aromatics
Cyanate.
Coating composition the most according to claim 1, different including about 90 to about 95wt% aromatics
Cyanate.
Coating composition the most according to claim 1, including about 93.3wt% aromatic isocyanate.
Coating composition the most according to claim 1, including about 1 to about 15wt% releasing agent.
Coating composition the most according to claim 1, including about 1 to about 10wt% releasing agent.
Coating composition the most according to claim 1, including about 3 to about 7wt% releasing agents.
Coating composition the most according to claim 1, including about 5wt% releasing agent.
11. coating compositions according to claim 1, including about 0.1 to about 5wt% rheology
Modifying agent.
12. coating compositions according to claim 1, including about 0.5 to about 2wt% rheology
Modifying agent.
13. coating compositions according to claim 1, including about 1wt% rheology modifier.
14. coating compositions according to claim 1, including about 0.1 to about 2wt% catalysis
Agent.
15. coating compositions according to claim 1, including about 0.1 to about 1wt% catalysis
Agent.
16. coating compositions according to claim 1, including about 0.3 to about 0.7wt% catalysis
Agent.
17. coating compositions according to claim 1, including about 0.5wt% catalyst.
18. coating compositions according to claim 1, wherein this releasing agent includes silicone fluid.
19. coating compositions according to claim 1, wherein this rheology modifier includes silicon dioxide.
20. 1 kinds of method for coating surface, including:
Coating composition is imposed on surface, and wherein coating composition includes:
About 70 to about 99wt% aromatic isocyanates, this aromatic isocyanate includes modified diphenylmethyl
Alkane diisocyanate, this aromatic isocyanate is moisture-curable prepolymer；
About 1 to about 20wt% releasing agent；
About 0.1 to about 10wt% rheology modifier；With
About 0.1 to about 5wt% catalyst, this catalyst includes dibutyl tin laurate, this catalysis
Moisture-curable reaction is accelerated in agent；And
By moisture-curable coating composition on a surface thus form the strippable coating of protectiveness,
" about " meaning is cited value ± 10%, including cited value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610526002.3A CN106634495A (en) | 2008-08-12 | 2009-08-11 | Moisture cured peelable protective coating |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US8818408P | 2008-08-12 | 2008-08-12 | |
| US61/088,184 | 2008-08-12 | ||
| PCT/US2009/053379 WO2010019555A2 (en) | 2008-08-12 | 2009-08-11 | Moisture cured peelable protective coating |
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| CN201610526002.3A Division CN106634495A (en) | 2008-08-12 | 2009-08-11 | Moisture cured peelable protective coating |
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| Publication Number | Publication Date |
|---|---|
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| CN102282226B true CN102282226B (en) | 2016-08-10 |
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| CN201610526002.3A Pending CN106634495A (en) | 2008-08-12 | 2009-08-11 | Moisture cured peelable protective coating |
| CN200980000237.7A Active CN102282226B (en) | 2008-08-12 | 2009-08-11 | Moisture-curing peelable protective coating |
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| WO (1) | WO2010019555A2 (en) |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6822012B1 (en) * | 2000-03-23 | 2004-11-23 | Ashland Inc | Peelable polymeric coating composition |
| CN1608089A (en) * | 2002-01-18 | 2005-04-20 | 塞卡施韦茨股份公司 | Polyurethane composition |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH072931B2 (en) * | 1991-08-09 | 1995-01-18 | 株式会社ホーネンコーポレーション | Concrete peeling paint and concrete formwork coated with the paint |
| US6407195B2 (en) * | 1996-04-25 | 2002-06-18 | 3M Innovative Properties Company | Tackified polydiorganosiloxane oligourea segmented copolymers and a process for making same |
-
2009
- 2009-08-11 CN CN201610526002.3A patent/CN106634495A/en active Pending
- 2009-08-11 WO PCT/US2009/053379 patent/WO2010019555A2/en active Application Filing
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6822012B1 (en) * | 2000-03-23 | 2004-11-23 | Ashland Inc | Peelable polymeric coating composition |
| CN1608089A (en) * | 2002-01-18 | 2005-04-20 | 塞卡施韦茨股份公司 | Polyurethane composition |
Non-Patent Citations (1)
| Title |
|---|
| 一种吸湿固化可剥离耐腐蚀封存涂料;王晓俊等;《腐蚀与防护》;20050615;第26卷(第6期);第254页右栏2.1、左栏第1段，第253页右栏1.1，第255页右栏第1段，第254页1.3.2 * |
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| Publication number | Publication date |
|---|---|
| CN102282226A (en) | 2011-12-14 |
| WO2010019555A2 (en) | 2010-02-18 |
| CN106634495A (en) | 2017-05-10 |
| WO2010019555A3 (en) | 2016-03-24 |
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