CN1789019A - Composite board for decoration and its production method and uses - Google Patents
Composite board for decoration and its production method and uses Download PDFInfo
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- CN1789019A CN1789019A CN 200410075571 CN200410075571A CN1789019A CN 1789019 A CN1789019 A CN 1789019A CN 200410075571 CN200410075571 CN 200410075571 CN 200410075571 A CN200410075571 A CN 200410075571A CN 1789019 A CN1789019 A CN 1789019A
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Abstract
The decorating composite plate consists of decorative base material and high flexible toughened transparent thermosetting resin layer fixed onto the base material. The toughened transparent thermosetting resin layer is cured composite resin liquid, which comprises two or more kinds of unsaturated polyester resin including one kind of toughening soft polyester resin, promoter and curing agent. The cured film layer has high transparency, high strength and high toughness, so that the composite plate has excellent decorating effect, high transparency and high flexibility. The production process of the decorating composite plate includes the steps of: compounding resin liquid, clearing template, spraying demolding agent, spreading base layer material, spraying resin liquid, defoaming, curing, trimming, surface treatment and drying. The composite plate may be used in bill board, sign board, exhibiting board, etc. and is especially suitable for making lighting decoration.
Description
Technical field
The present invention relates to composite board for decoration, it comprises the Dicoration base material that ornamental cloth matter, fiberglass products are formed and anchors at transparent thermosetting resin cured layer on the base material.The invention still further relates to the method for making described composite board for decoration and utilize described composite board for decoration to make the method for decorative product.
Background technology
Existing composite board for decoration has varied, as laminate, surface-coated or dipping composite plate.Closely-related with the present invention is the composite plate that is made of decorative layer and the transparent thermosetting resin cured layer that anchors on the decorative layer.Wherein, decorative layer comprise various paper with decorative effect, fabric, plastic film material and with the compound of glass fabric, felt, metal, pottery, timber, for the preferred paper of the certain flexual composite plate of needs, fabric, plastic sheeting and glass fabric, felt compound.Thermosetting resin is generally selected the unsaturated-resin at the normal temperature and pressure film-forming for use.
Unsaturated-resin is the most frequently used unsaturated polyester resin, and it is the resin dedicated of a kind of multi-series, many specifications, is mainly used in fiberglass, handicraft, artificial marble, billiards, sheet material, face coat, lacquer etc.Unsaturated polyester resin generally is the linear polymer that is formed by unsaturated dibasic acid, monounsaturated dicarboxylic acid and dihydroxylic alcohols polycondensation, contains the unsaturated double-bond and the ester bond of repetition in molecular resin simultaneously.Because the unsaturated polyester resin that obtains like this is a kind of solid or semi-solid state, and interlinkage becomes well behaved three-dimensional-structure product well, therefore producing the later stage, also must form resin solution through the crosslinking styrene dilution with certain viscosity.In fact the unsaturated polyester resin of Shi Yonging is exactly this resin solution, adds materials such as curing agent in the use again, makes the two key generation free radicals copolymerization reactions in styrene monomer and the unsaturated polyester ester molecule, and final interlinkage becomes the resin of three-dimensional-structure.The course of reaction that unsaturated polyester resin forms three-dimensional-structure is: the first step generates linear molecule by the polycondensation reaction of binary acid and dihydroxylic alcohols; Second step obtained three-dimensional-structure by the free radicals copolymerization reaction between two keys of resin and crosslinking agent in solidification process.
The unsaturated polyester resin goods generally are curing moldings at normal temperatures and pressures, and this moulding is compared with the laminated heat moulding, have the advantages that manufacture craft is simple, quality of forming film is high, energy-conservation.Because, in known laminated heat forming production process, adopt the heat roller tube set mostly, it must make film and base material produce good adhesion adhesive melts and plus-pressure by heating, to material, technological requirement height, need special equipment, the cost height, and can produce harmful substance in the production process.
Present disclosed the utilization in the composite plate that the unsaturated polyester resin cold curing makes, relatively typically as notification number 2203935 (July 26 nineteen ninety-five day for announcing, application number 94212089, May 20 1994 applying date) Chinese utility model patent provides a kind of resin decorative sheet, it is by resin, glass fabric, facing paper is formed, make skeleton with multilayer woven glass fabric, facing paper is made surface layer, be wrapped in the interpolation curing agent, promoter, fire retardant, in the unsaturated-resin of calcium carbonate-filled material, resin decorative sheet is curing molding in framed, its thickness is at 2-4cm, mainly as building and ornament materials.This resin decorative sheet quality is hard, and pliability, light transmission are poor, and decorative effect is also comparatively dull, is unsuitable for making the product with arcwall face.
The at present disclosed production method of utilizing the unsaturated polyester resin cold curing to make composite plate, for example publication number 1483572 (discloses day on March 24th, 2004, application number 02139084, September 20 2002 applying date) Chinese invention patent has proposed a kind of composite board and production method thereof.This composite board is made up of cloth and bond layer, and described bonding agent is by unsaturated polyester resin 95-100 part of No. 191, peroxide cyclohexanone 4-6 part, and aphthenic acids 5-7 part is mixed and makes.Its production method comprises: on mould, smear releasing agent, preparation bonding agent, bonding agent spread upon mould upper berth spread material (number of plies 1-8 layer), curing molding, with above-mentioned bonding agent and layer of cloth with after overcuring make.Composite board waterproof, protection against the tide, the anticorrosion of producing, any surface finish is smooth, has mirror effect, is mainly used in to make surface lining or building element.As can be seen, poor, the decorative effect of its pliability to sheet material, light transmission does not have substantial improvement.
Summary of the invention
After providing a kind of Dicoration base material of being made up of trimming cloth, fiberglass products and solidify, the purpose of this utility model is the bonding composite plate that becomes of transparence or translucent thermosetting resin resin material, this composite plate has good decoration effect and processing performance, is particularly suitable for making decorative product.
Another purpose of the present utility model provides the decorative product that utilizes described composite board for decoration to make.
The composite board for decoration that the utility model provides has the Dicoration base material that trimming cloth and/or fiberglass products are formed, and it is characterized in that: set toughened thermosetting resin hyaline layer constitutes high flexual composite plate on described Dicoration base material.
The toughened thermosetting resin hyaline layer is a kind of combination resin liquid cured layer, and the combination resin formula of liquid comprises: two or more unsaturated polyester resins and the toughness reinforcing unsaturated polyester resin of using of a kind wherein, and promoter, curing agent.The rete that solidify to form has higher transparency, intensity and pliability, thereby makes the full wafer composite plate have light transmission and high pliability preferably.Toughness reinforcingly can adopt the unsaturated polyester (UP) barras with unsaturated polyester resin.
As a preferential scheme, the combination resin formula of liquid comprises: weight ratio is the resin liquid that the unsaturated polyester resin of 40-80% and unsaturated polyester (UP) barras that weight ratio is 20-60% are made into, account for the promoter of resin liquid weight ratio 0.3-0.5%, account for the curing agent of resin liquid weight ratio 0.8-1.5%.Two kinds of resins are adjacent benzene type unsaturated polyester resin.Wherein, the unsaturated polyester (UP) barras plays toughening effect.
Certainly, the selection of unsaturated polyester resin, unsaturated polyester (UP) barras is not limited to above-mentioned kind, and kin naval stores also is available.By adjusting the each component ratio, can form the thermosetting resin hyaline layer of varying strength, toughness.
Dicoration base material comprises trimming cloth, the fiberglass products as framework material, in order to realize required decorative effect, can also be on Dicoration base material the affix ornament.
Decorative effect, can also be on Dicoration base material the affix ornament.
The trimming cloth that adopts in the Dicoration base material can be woven cloth, looped fabric or nonwoven, by natural fiber, chemical fibre purely spin, blending, bonding forming.Fiberglass products can adopt glass cloth, glass felt or chopped strand goods.
As selecting preferably, trimming cloth preferably has grid, hollow out, perforation open structure, this can not only improve the adhesive strength of resin bed and base material, and can improve the light transmittance of composite plate, make the intraoral illumination decorative product that utilizes this composite plate to make have special illumination and decoration effect.
Trimming cloth can be made of the individual layer cloth, also can be combined by the multilayer cloth, but thickness preferably is no more than 0.7mm.The first-selected glass felt of fiberglass products.
Be attached to the ornament on the trimming cloth, preferably thickness is less than various thin slices such as the cloth of 0.5mm, plastics, metals, or diameter is less than various fibers, the filament of 0.5mm.The selection of these ornaments and being provided with must guarantee to form good bonding and can not play obstruction, destruction when the composite plate bending with resin bed.
The decorative effect of cloth substrate is mainly reflected in the texture of cloth, or the texture structure that has of cloth, or is formed on color, pattern and combination thereof on the cloth by braiding, dyeing and finishing, stamp and other modes; The decorative effect of fiberglass products is mainly flakes effect of decorative patterns, the bar effect check effect that its texture structure forms; Also comprise color, combinations of patterns that the thin slice that is attached on cloth, the fiberglass products, fibrous ornament constitute.Above-mentioned constituted change abundant combination.
As a kind of compound product, the ornamental Dicoration base material that not only derives from that composite plate is good, also comprise smooth, the bright and clean top layer with mirror effect that resin solidification forms, it is a kind of light weight, cheapness, and existing lustrous surface has the ornament materials that meets modern trend of inherent texture again.Moreover, embody this compound good ornamental more importance that also has, be the good optical characteristic that its resin bed has.As everyone knows, general cloth material can absorb most irradiates light, and its light transmission is bad.And behind resin bed in the set of cloth material, promptly be a kind of good light-guiding film because resin bed can not only make irradiates light diffusion and itself, thereby improved the brightness and the uniformity of irradiation greatly, produce special illumination and decoration effect.Therefore, this composite plate is particularly suitable for making the ornament with intraoral illumination, as lampshade, artistic lamp body etc.
This composite board for decoration has the good ornamental while, also possesses following operational characteristic:
(1) good adhesive strength: resin is bonding by soaking into base material, can produce bigger bonding force.
(2) good pliability: should be noted that, although thin structure has important function to the pliability of improving sheet material, but in the composite plate that comprises the resin solidification layer, thin structure will inevitably not produce good pliability, and it is also relevant with the character of resin solidification layer.As mentioned above, in composite plate provided by the invention, resin bed is formed by toughness reinforcing unsaturated polyester resin curing, has extremely good pliability, and this composite plate that makes has good pliability, can be curled into arc, the cylindrical shape of various radiuses easily.Adopt the prescription of optimizing, we have produced the composite plate that can be rolled into diameter 1.5cm cylinder at present.
When passing judgment on the composite plate pliability, mainly investigate its limit crimpness, so-called limit crimpness is meant before composite plate is crimped onto this amount of crimp, can not produce fracture, and folding line, composite bed such as peel off at influence phenomenon attractive in appearance.Through passing judgment on, composite plate provided by the invention has good pliability
It is very important that composite plate has good pliability, because can bring following benefit thus: can be curled into straight-tube shape by the sheet material that area is bigger when storage, transportation, to reduce occupation space; Directly special-shaped components such as circular arc, cylindric, watt shape are made in bending when making decorative product, reduce material shearing, bonding, and are attractive in appearance to increase it.
(3) appropriate rigidity: mean when making decorative product, material under cutting from composite plate, need be by other supporters such as framework, support, liner plate etc., can directly be used as structural member, thereby save material, simplify the operation, raise the efficiency, this is to use soft finishing material to realize.
(4) good machinability: because composite plate is that a kind of thin plate (minimum thickness can reach 0.3mm) and composition material have workability, therefore utilize some easy instruments just can cut at an easy rate, cut, process required shape.Some kind also has good plasticity, ductility, but punch forming.
As shown in the above description: composite board for decoration provided by the invention possesses multiple excellent characteristic, compares with existing product to have significant substantive distinguishing features and progress.
The method of the described composite board for decoration of making provided by the invention, comprise: the preparation resin liquid, cleaning template, release agent spraying, treat after releasing agent is done base material to be spread on the template, on base material, spray resin liquid, remove steam bubble in the resin liquid, simultaneously resin liquid fully soaked into to combine, make resin solidification form the composite plate blanket with base material by modes such as roll extrusion, beatings, pull down blanket and repair and surface treatment, make the finished product composite plate after the drying.
Described resin liquid is formulated as follows: in weight ratio 40-80% unsaturated polyester resin liquid, mix weight ratio 20-60% unsaturated polyester (UP) barras liquid, stir by craft, machine and make the resin liquid mixing.Add promoter by resin liquid weight ratio 0.3-0.5%, add curing agent by resin liquid weight ratio 0.8-1.5%.Promoter, hardener dose are adjusted according to the requirement of environment temperature and curing rate.In addition, or else need add any retarder thinner in this prescription, reduce solvent and volatilize to the influence of environment and human body in operation.
In above-mentioned prescription, unsaturated polyester resin is adjacent benzene type unsaturated polyester resin, has midium-viscosity and reactivity, is mainly used in to make the thin plate handicraft, has goods and does not ftracture, shrink low, characteristics such as warpage degree is little.The unsaturated polyester (UP) barras is adjacent benzene type unsaturated polyester resin, has medium-viscosity and medium reactivity, has higher fracture elongation and impact strength after the curing, is applicable to add other resins, can increase pliability and impact strength.Certainly, the selection of unsaturated polyester resin, unsaturated polyester (UP) barras is not limited to above-mentioned kind, and kin naval stores also is available.By adjusting the each component ratio, can be made into the composite plate of varying strength, toughness.
Template can be selected any hard plate or soft board that has smooth flat, hard plate such as ceramic tile, plate glass, corrosion resistant plate, soft board such as PVC plate, other plastic plate etc.Releasing agent is commercially available efficient demoulding spray, when adopting ceramic tile as template, only needs releasing agent of spray before production, can produce the long period continuously.
Base material decorative effect is as required selected, and the various material clothes and the specification that can adopt thickness to be no more than 0.7mm are 150g/m
2--450g/m
2Glass felt and thickness or the diameter sheet that is no more than 0.5mm or thread trinket etc., can use separately and also can make up, various unique decorative effect to change irregularly.Special needs to be pointed out is that corresponding dyeing cloth must guarantee that its dyestuff, colorant etc. and the component of resin solution can not react, in order to avoid when making, produce phenomenon such as decolour, spread and sink in out.
Resin spraying amount is controlled at 800-1000g/m
2,, regulate the spraying amount according to composite plate and base materials employed thickness.Resin solidifies at normal temperatures and pressures, is generally hardening time 8-10 minute.
Blanket cut the limit, surface treatment comprises: with scissors, cut-off knife the irregular edge of blanket is repaiied together, and in the alkali lye of pH value 12, was soaked 4-5 minute, rinse well with clear water then.
Drying is by the water evaporates of natural air drying with the plate surface, makes the finished product composite plate.Smooth smooth with its front of composite plate that this method is made, the back side is then comparatively coarse.
The method of utilizing described composite board for decoration to make decorative product provided by the invention comprises: blanking, promptly on composite plate, cut, cut, sweep away the material of required form; Combination, assembly unit moulding; Post processing is as color drawing for curved surface of body.
Because above-mentioned decorative features, this composite plate has purposes widely, and its main application comprises: can be used as ornament materials, billboard, signboard, the panel of furniture, implements etc., especially be fit to make the intraoral illumination ornament, as make lampshade, technology lamp body, lamp box etc., have special-effect.
The specific embodiment
Example 1, the composite plate name of an article: multicolored snowflake plate
Because glass fiber yarn and woven glass cloth, felt have enhancing degree height, flexibility is good, wear-resisting, the corrosion-resisting resin wetting property is good advantage, are suitable for making composite plate.The strip of making when the glass felt uses separately has crisscross flakes effect of decorative patterns, adds other ornaments and also can produce multicolored effect.Further, but add the look essence in the resin liquid, look is stuck with paste, make the plate made not only transparent but also have a color.Concrete manufacturing process is as follows:
A. resin liquid prescription: unsaturated polyester resin 65%, unsaturated polyester (UP) barras 35%, cobalt iso-octoate or cobalt naphthenate 0.45%, methyl ethyl ketone peroxide 1.2% (in step D, adding).Making sheet when this prescription is applicable to room temperature 20-23 ℃, 8 minutes hardening times;
B. on the big ceramic tile of 120CM * 120CM, spray releasing agent;
C. the lay specification is 150g/m on big ceramic tile
2Glass felt one deck, and on the glass felt evenly the weak point of the long 0.5-1.5CM of dispenser cut multicolored silk thread;
D. resin liquid is added that methyl ethyl ketone peroxide 1.2% stirs, sprays on the glass felt that resin spraying amount is controlled at 850g/m
2
E. force steam bubble leave with roll extrusion or with patting, and resin liquid fully to be soaked into the glass felt combine;
F. leave standstill after 8-10 minute and pull down thin plate;
G. cut the limit and in the alkali lye of pH value 12 bubble 4-5 minute, pull the back out and clean the air-dry thin plate finished product that promptly gets with clear water.
Example 2, the composite plate name of an article: the star plate of existing everywhere
Concrete manufacturing process is as follows:
A. resin liquid prescription: unsaturated polyester resin 60%, unsaturated polyester (UP) barras 40%, promoter 0.45%, curing agent 1.2% (in step D, adding).Making sheet when this prescription is applicable to room temperature 20-23 ℃, 8 minutes hardening times;
B. on the big ceramic tile of 120CM * 120CM, spray releasing agent;
C. lay is printed on the starlet moonlet, the cloth of thickness 0.2mm;
D. resin liquid adds that curing agent mixes thoroughly, sprays on cloth, sprays and is coated with tax amount 900g/m
2
E. force steam bubble leave with the cylinder roll extrusion, resin liquid is fully soaked into cloth combine;
F. leave standstill after 8-10 minute and pull down thin plate;
G. cut the limit and after in the alkali lye of pH value 12, steeping 4-5 minute, pulling out, clean the air-dry thin plate finished product that promptly gets with clear water.
Example 3, the composite plate name of an article: seven color silk thread plates
A. resin liquid prescription: unsaturated polyester resin 60%, unsaturated polyester (UP) barras 40%, promoter 0.45%, curing agent 1.2% (in step D, adding);
B. on the big ceramic tile of 120CM * 120CM, spray releasing agent;
C. earlier on the brick face, sprinkle seven color sheets, lay grid cloth, the silk thread of color such as red, green, blue, black, white is gone up in discharging in length and breadth again;
D. resin liquid adds that curing agent mixes thoroughly, sprays on cloth, sprays and is coated with tax amount 900g/m
2
E. force steam bubble leave with the cylinder roll extrusion, resin liquid is fully soaked into cloth combine;
F. leave standstill after 8-10 minute and pull down thin plate;
G. cut the limit and in the alkali lye of pH value 12 bubble 4-5 minute, pull the back out and clean the air-dry thin plate finished product that promptly gets with clear water.
Above-mentioned composite plate all can be used as decorative overlay material, billboard, signboard, the panel of furniture, implements etc., especially is fit to make the intraoral illumination ornament, as making lampshade, technology lamp body, lamp box etc.
More than, although the present invention has been done detailed explanation, and providing some specific embodiments, this is not to be limitation of the present invention.Do not leaving spirit of the present invention and design, that has done it will be apparent to those skilled in the art that changes and improvements, still belongs to the scope of protection of the invention.
Claims (10)
1, composite board for decoration has the Dicoration base material that trimming cloth, fiberglass products are formed, and it is characterized in that: set toughened thermosetting resin hyaline layer constitutes high flexual composite plate on described Dicoration base material.
2, composite board for decoration according to claim 1, it is characterized in that: the toughened thermosetting resin hyaline layer is a kind of combination resin liquid cured layer, the combination resin formula of liquid comprises two or more unsaturated polyester resins and wherein a kind is toughness reinforcing uses the unsaturated polyester (UP) barras, and promoter, curing agent.
3, composite board for decoration according to claim 2, it is characterized in that: the combination resin formula of liquid comprises that weight ratio is the resin liquid that the unsaturated polyester resin of 40-80% and unsaturated polyester (UP) barras that weight ratio is 20-60% are made into, account for the promoter of resin liquid weight ratio 0.3-0.5%, account for the curing agent of resin liquid weight ratio 0.8-1.5%.
4, make the method for the described composite board for decoration of claim 1, comprise: the preparation resin liquid, cleaning template, release agent spraying, treat after releasing agent is done base material to be spread on the template, on base material, spray resin liquid, remove steam bubble in the resin liquid, simultaneously resin liquid fully soaked into to combine, make resin solidification form the composite plate blanket with base material by modes such as roll extrusion, beatings, pull down blanket and repair and surface treatment, make the finished product composite plate after the drying.
5, the method for making composite board for decoration according to claim 4, described resin liquid is formulated as follows: in the unsaturated polyester resin liquid of weight ratio 40-80%, mix the unsaturated polyester (UP) barras liquid of weight ratio 20-60%, add promoter by resin liquid weight ratio 0.3-0.5%, add curing agent by resin liquid weight ratio 0.8-1.5%.
6, the method for making composite board for decoration according to claim 4, resin spraying amount is controlled at 800-1000g/m
2, be 8-10 minute hardening time.
7, the method for making composite board for decoration according to claim 4, blanket cut the limit, surface treatment comprises: with scissors, cut-off knife the irregular edge of blanket is repaiied together, and in the alkali lye of pH value 12, was soaked 4-5 minute, rinse well with clear water then.
8, utilize the described composite board for decoration of claim 1 to make the method for decorative product, comprising: blanking, promptly on composite plate, cut, cut, sweep away the material of required form; Combination, assembly unit moulding; Post processing.
9, the described composite board for decoration of claim 1 is used to make decorative product.
10, the described composite board for decoration spy of claim 1 is used to make the decorative product with intraoral illumination.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410075571 CN1789019A (en) | 2004-12-15 | 2004-12-15 | Composite board for decoration and its production method and uses |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410075571 CN1789019A (en) | 2004-12-15 | 2004-12-15 | Composite board for decoration and its production method and uses |
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| CN1789019A true CN1789019A (en) | 2006-06-21 |
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ID=36787209
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| CN 200410075571 Pending CN1789019A (en) | 2004-12-15 | 2004-12-15 | Composite board for decoration and its production method and uses |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102173144A (en) * | 2010-12-24 | 2011-09-07 | 深圳市东维丰电子科技股份有限公司 | Decorative material of enchasing watermark process and manufacturing process thereof |
| CN101338078B (en) * | 2007-07-03 | 2013-03-20 | 上海耀华大中新材料有限公司 | Composite material for making baffle at bottom of automobile |
| CN102756529B (en) * | 2011-04-27 | 2015-03-11 | 上海中暨复合材料有限公司 | Manufacturing method of matte novel electronic whiteboard |
| CN104446144A (en) * | 2014-11-20 | 2015-03-25 | 济南大学 | Recycling method of FRP waste, unsaturated polyester resin based artificial marble taking waste as raw material and preparation method of unsaturated polyester resin based artificial marble |
| CN107476529A (en) * | 2017-08-08 | 2017-12-15 | 江门市江海区金昇咨询有限公司 | A kind of resin decorative sheet and preparation method thereof |
| CN109929231A (en) * | 2017-12-18 | 2019-06-25 | 东莞承达家居有限公司 | A kind of resin ceiling line and preparation method thereof |
| CN110802778A (en) * | 2019-11-08 | 2020-02-18 | 深圳集美殿堂实业有限公司 | Forming process for embedding large special-shaped objects in transparent resin |
-
2004
- 2004-12-15 CN CN 200410075571 patent/CN1789019A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101338078B (en) * | 2007-07-03 | 2013-03-20 | 上海耀华大中新材料有限公司 | Composite material for making baffle at bottom of automobile |
| CN102173144A (en) * | 2010-12-24 | 2011-09-07 | 深圳市东维丰电子科技股份有限公司 | Decorative material of enchasing watermark process and manufacturing process thereof |
| CN102756529B (en) * | 2011-04-27 | 2015-03-11 | 上海中暨复合材料有限公司 | Manufacturing method of matte novel electronic whiteboard |
| CN104446144A (en) * | 2014-11-20 | 2015-03-25 | 济南大学 | Recycling method of FRP waste, unsaturated polyester resin based artificial marble taking waste as raw material and preparation method of unsaturated polyester resin based artificial marble |
| CN107476529A (en) * | 2017-08-08 | 2017-12-15 | 江门市江海区金昇咨询有限公司 | A kind of resin decorative sheet and preparation method thereof |
| CN107476529B (en) * | 2017-08-08 | 2020-05-12 | 江门市江海区金昇咨询有限公司 | Resin decorative plate and preparation method thereof |
| CN109929231A (en) * | 2017-12-18 | 2019-06-25 | 东莞承达家居有限公司 | A kind of resin ceiling line and preparation method thereof |
| CN110802778A (en) * | 2019-11-08 | 2020-02-18 | 深圳集美殿堂实业有限公司 | Forming process for embedding large special-shaped objects in transparent resin |
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