Background technology
Glass fibre is to make by allowing the glass of fusing flow through under the effect of gravity in the mould that has a lot of spinning nozzle, forms continuous filamentary form by mechanical stretching, and the ultimate fibre boundling becomes one or more protofibril subsequently.Generally speaking, before ultimate fibre is become fibrous bundle by boundling, need it be applied with certain material, these materials can be called sizing agent or spreading mass.The effect of the general super fatting agent of spreading mass is to avoid the abrasion of fiber; For producing composite part, the spreading mass of process formulating of recipe can also play the wetting of strongthener, helps producing between fiber and the material adherent effect.There has been a large amount of patents in the development of relevant sizing agent or spreading mass, and proposing a kind of as patent CN1657463A is the glueing composition that is used for glass fibre of main raw with starch; Patent CN 1159247C proposes a kind of slurry that is used for glass fibre with low nonionic and cationic lubricant content of preparation, to reduce the glass fibre fluffing, increases wettability; Patent CN 1386714A proposes fiberglass surface treating agent, comprises membrane-forming agent, coupling agent, emulsifying agent and solvent, is used for making glass fibre and non-polar resin matrix to reach good combination; Patent CN 1134691A, patent CN 1143943A, patent CN 1182409A, patent CN 1212672A, patent CN 1671633A, patent CN 1668546A have also introduced the different glass fibre size composition of performance separately.
Patent CN 1537820A has introduced a kind of high strength glass fiber dipping glue, is a kind of resol; Patent CN 1644642A has proposed to prepare a kind of tackiness agent of glass fibre non-woven fabric.
Some work is to adopt some special means that glass fibre is handled, and obtains special application, as painted, high temperature resistant etc.Patent CN 1295542A has introduced employing inorganic lubricant particle and polymer materials is handled glass fibre, is used for reinforcement laminated composite electron carrier; Patent CN 1631829A has proposed the technology of a kind of material of coating nanometer in position (powdery nano silicon or aluminum oxide or calcium oxide or magnesium oxide) preparation superstrength glass fiber composite filament; Patent CN 86104059A adopts the method for vapour deposition in coating solid and hollow glass fibre outside surface coated with metal alloy or dielectric materials, and coating can anti-300 ℃ high temperature; Patent CN 1660710A has proposed carbon particulate is combined in the vitreum and has formed the technology that prefabricated component is drawn into glass fibre again.
In the life of reality, can run into many fiberglass productses, its major part has just been carried out chemical treatment in the process of glass fibre manufacturing, as surface-coated soaker is arranged, or directly be prepared into matrix material, does not need to carry out the coating of coating again.But in some special application scenarios, as high temperature resistant at needs, require employed glass fiber woven product in the nontoxic cookers such as baking oven, need carry out common white glass fibrage goods with coating bonding and painted so that meet ornamental requirement.
Summary of the invention
Purpose of the present invention just provides a kind of water-based paint compositions, glass fiber woven product can be carried out bondingly and painted, still can keep simultaneously the elasticity and the snappiness of glass fiber woven product, and coating be high temperature resistant, do not fade, at high temperature do not produce poisonous and hazardous material.
Purpose of the present invention realizes by following technical scheme: a kind of water-based paint compositions that is used for glass fiber woven product is characterized in that being made up of each component of following weight percentage:
(a) membrane-forming agent 5~85% (wt);
(b) heat resistant pigment 0.1~20% (wt);
(c) auxiliary agent 0.01~3% (wt);
(d) deionized water 5~90% (wt).
In above-mentioned water-based paint compositions, described membrane-forming agent comprises one or more mixture of fatty acid ester, polyoxyethylene polyols ether fatty acid ester, Mierocrystalline cellulose, the silicon sol of polyoxyethylene alkylphenol condenses, polyoxyethylene Fatty Alcohol(C12-C14 and C12-C18) condenses, Sorbitol Powder.The selection of above-mentioned membrane-forming agent considers that mainly it not only will have intermiscibility preferably with heat resistant pigment, and the surface with glass fiber woven product also will have stronger avidity simultaneously.
The trade mark of the adoptable industrial goods of described polyoxyethylene alkylphenol condenses has OP8, OP9, OP10, NP7, NP8, NP9, NP10 or TX10.
The trade mark of the adoptable industrial goods of described polyoxyethylene Fatty Alcohol(C12-C14 and C12-C18) condenses has peregal A-20, paregal O-10, paregal O-20 or paregal O-25.
The trade mark of the adoptable industrial goods of fatty acid ester of described Sorbitol Powder has Span20, Span40, Span60 or Span65.
The trade mark of the adoptable industrial goods of described polyoxyethylene polyols ether fatty acid ester has Tween20, Tween21, Tween40 or Tween60.
Described Mierocrystalline cellulose can adopt carboxymethyl cellulose or Natvosol.
Described silicon sol can adopt and contain sodium colloidal sol or contain potassium colloidal sol.Industrially also silicon sol is called water glass, contains sodium colloidal sol and be called soda glass, contain potassium colloidal sol and be called potassic glass.
Described heat resistant pigment, can bear 100~1000 ℃ high temperature, its particle diameter is 1~50 μ m, and described pigment can be a kind of heat resistant pigment of black, can select that molybdenumdisulphide, carbon black, graphite, iron oxide black, ferrochrome are black for use, copper-chrome black, ferrotitanium is black, ferromanganese is black one or more mixture.According to decorating the difference that requires, also can select the pigment of other colors, as yellow, blueness or green etc.
Described auxiliary agent is made up of defoamer and chelating titanate coupling agent.
The industrial goods trade mark of described defoamer has BYK-019, BYK-020, BYK-022, BYK-024, BYK-025, BYK-026, BYK-034, BYK-035, EFKA-2526 or EFKA-2527.
The industrial goods trade mark of described chelating titanate coupling agent has KR-138S or JN-115A, is used to promote dispersing of pigments, and the coupling agent JN-115A that the present invention adopts is produced by the anti-auxiliary agent of Changzhou Ji company limited.
The thinner that coating adopts is a deionized water.
Described glass fiber woven product is the hollow fiberglass braided sleeve pipe that adopts the method preparation of machinery braiding, and these goods have good elasticity and deformation restorability; Behind the above-mentioned water-based paint compositions of coating, because film forming thickness is very thin, thereby this glass fiber woven product still can keep elasticity and snappiness preferably.
The constructional method that applies above-mentioned water-based paint compositions is dip-coating, soaks the glass fiber woven product of coating, needs to carry out drying earlier under 50~200 ℃ temperature, toasts under 300~400 ℃ of temperature again.The coating of crossing through pyroprocessing can stand the heat effect of 454 ℃ of following long periods, and coating is not faded, and no longer includes volatile matter, and does not influence the elasticity and the flexibility of glass fiber woven product.
A kind of preparation method of water-based paint compositions of the present invention may further comprise the steps:
1) membrane-forming agent, auxiliary agent and part deionized water are joined in the container and to disperse to obtain transparent solution;
2) under stirring condition, pigment is joined in the container, be uniformly dispersed;
3) progressively add the remaining water yield;
4) after all materials all add in waiting to fill a prescription, filter barrelling.
The coating process of water-based paint compositions of the present invention is dip-coating, may further comprise the steps:
1) according to user's requirement, above-mentioned coating and proper amount of deionized water are joined in the container that has whipping appts, disperse to form uniform liquid;
2) under stirring condition, the hollow glass fiber woven product that has woven is immersed in the above-mentioned coating tank liquor lentamente, evenly colouring.
The drying means of coating is:
1) glass fiber woven product after the colouring carries out drying under 50~200 ℃ temperature, and the time is 10~180 seconds;
2) toast under 300~400 ℃ of temperature, the time is 1~30 minute again.
Glass fiber woven product after water-based paint compositions of the present invention is handled can be used as general adornment, needing to be particularly suitable for application of special occasions high temperature resistant, safety non-toxic, is particluarly suitable for using in the cooker such as baking oven.
When glass fiber woven product in cookers such as baking oven during actual the use, this glass fiber woven product is the hollow fiberglass braided sleeve pipe that adopts the method preparation of machinery braiding, and its inside is also being run through one and had better elasticity and flexible hollow metal knitted pipe.
Technique effect of the present invention:
This water-based paint compositions is because selected membrane-forming agent not only has intermiscibility preferably with pigment, and also has stronger avidity with the glass fiber woven product surface, thereby not only can make pigment at glass fiber woven product surface uniform distribution, make the bonding force of pigment and glass fiber woven product also greatly strengthen simultaneously, be difficult for fading.Thereby the present invention can carry out paintedly to glass fiber woven product, and the fiberglass products of giving original white is with different colours, to satisfy ornamental requirement; While is very thin owing to film forming thickness, thereby still can keep the elasticity and the snappiness of glass fiber woven product.And because used pigment is heat resistant pigment, thereby coating can be high temperature resistant, do not fade, and the coating of above-mentioned water-based paint compositions is behind super-dry and high bake, and the coating under residual just has good temperature capacity, and can not discharge objectionable impurities again; In addition, the present invention itself is again a kind of water-borne coatings, thereby also has the feature of environmental protection.
In addition, because the present invention can be in addition bonding to the programming structure of glass fiber woven product, thereby give glass fiber woven product certain cohesive force, thereby can also alleviate connection loosing and raw edge phenomenon that said products might occur.
Below in conjunction with embodiment, the present invention is further illustrated:
Embodiment 1~4
(1) preparation of water-based paint compositions A~D of the present invention
Prepare by the amount that provides in the table 1, membrane-forming agent, auxiliary agent and part deionized water are joined disperse to obtain transparent solution in the container earlier; Under stirring condition, pigment is joined in the container then, be uniformly dispersed; Progressively add the remaining water yield at last; After all material all adds in waiting to fill a prescription, filter barrelling.
Table 1
Component | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 |
Each constituent mass percentage ratio % with total mass calculating |
A | B | C | D |
Membrane-forming agent | The polyoxyethylene alkylphenol condenses | 15.7(NP9) | 10(OP10) | - | 12.0(NP9) |
Polyoxyethylene Fatty Alcohol(C12-C14 and C12-C18) condenses (paregal O-10) | - | 5.0 | - | - |
The fatty acid ester of Sorbitol Powder (Span20) | - | - | 4.0 | - |
Polyoxyethylene polyols ether fatty acid ester (Tween20) | - | - | 12.0(TX10) | 4.0 |
Heat resistant pigment | Graphite | 2.8 | 3.7 | 2.7 | 2.9 |
Auxiliary agent | Defoamer BYK-022 | 0.3 | 0.2 | 0.3 | 0.3 |
Chelating titanate coupling agent JN-115A | 0.02 | 0.02 | 0.02 | 0.02 |
Water | Deionized water | 81.18 | 81.08 | 80.98 | 80.78 |
(2) application of water-based paint compositions A~D of the present invention
The coating process of water-based paint compositions of the present invention adopts dip-coating, may further comprise the steps:
According to user's requirement, above-mentioned water-based paint compositions that makes and proper amount of deionized water are joined in the container that has whipping appts, disperse to form uniform liquid; Under stirring condition, the hollow fiberglass braided sleeve pipe that has woven is immersed in the above-mentioned coating tank liquor lentamente then, evenly colouring.
(3) drying of the coating after the application of water-based paint compositions A~D of the present invention
The drying means of coating is as follows:
Fiberglass braided sleeve pipe after the colouring carries out drying under 50~200 ℃ temperature, the time is 10~180 seconds; Toast under 300~400 ℃ of temperature, the time is 1~30 minute again.
The foregoing description 1~4 last formed coating has gloss as the metal, and the proportion of coating is 1.026~1.029.
Embodiment 5~8
The drying means of preparation method, coating process and the coating of embodiment 5~8 each self-corresponding water-based paint compositions E~H is all identical with embodiment 1~4, and each component that different is among waterborne compositions E~H is prepared by the amount that provides in the table 2.
Table 2
Component | Embodiment 5 | Embodiment 6 | Embodiment 7 | Embodiment 8 |
Each constituent mass percentage ratio % with total mass calculating |
E | F | G | H |
Membrane-forming agent | The polyoxyethylene alkylphenol condenses | 15.7(NP9) | - | 11(TX10) | 12.7(NP9) |
Natvosol | - | 5.7 | - | - |
The fatty acid ester of Sorbitol Powder (Span20) | - | - | 5.0 | - |
Silicon sol | - | - | - | 3.3 |
Heat resistant pigment | Copper-chrome black | 2.8 | 3.0 | - | - |
Ferrochrome is black | - | - | 2.7 | 2.9 |
Auxiliary agent | Defoamer (BYK-022) | 0.3 | 0.2 | 0.3 | 0.3 |
Chelating titanate coupling agent (JN-115A) | 0.02 | 0.02 | 0.02 | 0.02 |
Water | Deionized water | 81.18 | 91.08 | 80.98 | 80.78 |
The last formed coating of the foregoing description 5~8 each self-corresponding water-based paint compositions E~H has high slightly blackness, and the proportion of coating is 1.028~1.031.
The fiberglass braided sleeve pipe that the water-based paint compositions of introducing among the embodiment 1~8 is given original white is with color and certain cohesive force, and can not influence telescopic elongation and snappiness; Coating can not discharge objectionable impurities again through after the pyroprocessing.Coating is again a kind of water-borne coatings, thereby also helps environmental protection.
The present invention is not limited to disclosed specific embodiments, on the contrary, this invention is intended to contain the interior various changes of the spirit and scope of the present invention that appended claims defines.