CN102555127A - Production process for counter basin with double-sided adhesive coat - Google Patents
Production process for counter basin with double-sided adhesive coat Download PDFInfo
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- CN102555127A CN102555127A CN2011104076542A CN201110407654A CN102555127A CN 102555127 A CN102555127 A CN 102555127A CN 2011104076542 A CN2011104076542 A CN 2011104076542A CN 201110407654 A CN201110407654 A CN 201110407654A CN 102555127 A CN102555127 A CN 102555127A
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- gel coat
- sided
- cast
- platform basin
- body mould
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Abstract
The invention discloses a production process for a counter basin with a double-sided adhesive coat and relates to a new process for composite materials. The production process for the counter basin with the double-sided adhesive coat comprises the following steps of: 1, spraying adhesive coats on front and back dies; 2, coating a castable layer on the surface of the adhesive coat of the back die, wherein the castable comprises unsaturated polyester resin, calcium carbonate, microbead, quartz sand and fumed silica in a weight ratio of 1:2:0.25:0.75:0.025; 3, performing die assembly of the front and back dies, and casting; and 4, demolding a product, and finishing to obtain the finished product of the counter basin with the double-sided adhesive coat. The product produced by the process does not have any air holes or pits on the back; and because the fumed silica is increased, the flowing property of the castable is controlled by utilizing the unique inert performance of the fumed silica.
Description
Technical field
The production technology of the platform basin of a kind of two-sided gel coat of the present invention relates to the new technology of composite.
Background technology
For beautifying and improve the glass fiber reinforced plastics product surface state, improve value of the product, and guarantee that inner layer glass does not weather, director uses and receives the life-span, make one deck glue-line at product surface, this glue-line is called gel coating resin.The quality of gel coating resin quality directly influences the external quality, resistance to water, durable chemical mediator aggressivity, weatherability of goods etc., so when gel coating resin spraying or brushing, technology controlling and process is a difficult point.Gel coat has true qualities gel coat and colored gel coat, and the matrix of gel coating resin is a unsaturated polyester resin, and gel coating resin is the resin dedicated of glass fiber reinforced plastics product gel coating resin.There is a little bubble at the existing two-sided gel coat product back side because of when cast in the pours, in the time of in pours is poured into product mold, along with the passing of hardening time, bubble can slowly rise, and all is reflected in the product back, causes product pore and pit problem.In addition, the resin of pours is generally unsaturated-resin.
Summary of the invention
The object of the invention is, to the deficiency of prior art a kind of production technology of two-sided gel coat platform basin is provided, with pore and the pit that overcomes the product back.
The object of the invention realizes through following technical proposals: a kind of production technology of two-sided gel coat platform basin comprises: just, back of the body mould carries out the gel coat spraying; Just, back of the body mould matched moulds and cast and product stripping, arrangement and by following step production:
The first step aligns, carries on the back mould and carries out the gel coat spraying;
In second step, at gel coat external coating one deck cast bed of material of back of the body mould, this casting material formula is by weight being: unsaturated polyester resin 1: calcium carbonate 2: microballon 0.25: quartz sand 0.75: aerosil 0.025;
The 3rd step, just, back of the body mould matched moulds and cast;
In the 4th step, product stripping, arrangement back obtain the finished product of two-sided gel coat platform basin.
The present invention and existing single face gel coat product processes ratio: all adopt and solidify pouring technology fast, different is after the spraying of mould process gel coat is solidified, when pours is poured in the product mold; Passing along with hardening time; Bubble can slowly rise, and bubble is isolated in below the cast bed of material, and product back pore-free and pit are occurred; And, utilized the distinctive inertia performance of aerosil to control the trickling performance of pours owing to increased aerosil.
On the such scheme basis; In described second step; Pours is allocated by following mixed in step: earlier with resin with add calcium carbonate and quartz sand, microballon mixing stirring after aerosil stirs again; And the temperature that material is stirred in control is between 45~50 ℃, and slower because of the thixotroping value reaction at a lower temperature of aerosil molecule, and a large amount of volatilizations of the benzene content in the unsaturated-resin exert an influence when temperature is higher relatively.
On the such scheme basis, in described second step, at the cast bed of material of the surperficial plan-position brushing one deck 3 ± 0.5mm of the gel coat of back of the body mould.
On the such scheme basis; In described second step,, make pours at 5 ± 1 minutes gels through adding 3% curing agent methyl ethyl ketone peroxide; Be no less than 10 minutes and carry out the matched moulds cast; During use, can the pours that allotment is good brush on the surface of back of the body mould, only need be evenly coated in the plan-position and get final product with hairbrush or wool cylinder.
The present invention has process controllability: as long as control the ratio of prescription, the uniformity and the temperature of stirring well.Prescription can be controlled through weighing of electronic scale; The control of mixing evenness be when prescription with resin with add calcium carbonate and quartz sand, microballon mixing stirring after aerosil stirs earlier again; Temperature is to measure through temperature-measuring gun, on whole control point, has controllability.
Description of drawings
Accompanying drawing, process chart of the present invention.
The specific embodiment
Shown in accompanying drawing process chart of the present invention, the platform basin production technology of two-sided gel coat is in regular turn by following technology: the first step aligns, carries on the back mould and carries out the gel coat spraying;
Second step; Pours about gel coat external coating one deck 3 ± 0.5 mm of back of the body mould; Only need be evenly coated in the plan-position and get final product, this casting material formula is by weight being: unsaturated polyester resin 9,098 1: calcium carbonate 2: microballon 0.25: quartz sand 0.75: aerosil 0.025 adds 3% curing agent methyl ethyl ketone peroxide; Make pours gel about 5 minutes, can carry out the matched moulds cast after 10 minutes; During the pours mixing preparation, earlier with resin with add calcium carbonate and quartz sand, microballon mixing stirring again after aerosil stirs, and the temperature that the control stirring is expected is used between 45~50 ℃;
The 3rd step, just, back of the body mould matched moulds and cast;
In the 4th step, product stripping, arrangement back obtain the finished product of two-sided gel coat platform basin.
The present invention utilizes the distinctive inertia performance of aerosil to control the trickling performance of pours.In the time of in pours is poured into product mold, along with the passing of hardening time, bubble can slowly rise, bubble be isolated in the cast bed of material below, make product back pore-free and pit the appearance.
Claims (4)
1. the production technology of a two-sided gel coat platform basin comprises: just, back of the body mould carries out the gel coat spraying; Just, back of the body mould matched moulds and cast and product stripping, arrangement, it is characterized in that by following step production:
The first step aligns, carries on the back mould and carries out the gel coat spraying;
In second step, at gel coat external coating one deck cast bed of material of back of the body mould, this casting material formula is by weight being: unsaturated polyester resin 1: calcium carbonate 2: microballon 0.25: quartz sand 0.75: aerosil 0.025;
The 3rd step, just, back of the body mould matched moulds and cast;
In the 4th step, product stripping, arrangement back obtain the finished product of two-sided gel coat platform basin.
2. the production technology of two-sided gel coat platform basin according to claim 1; It is characterized in that; In described second step; Pours is allocated by following mixed in step: earlier with resin with add calcium carbonate and quartz sand, microballon mixing stirring again after aerosil stirs, and the temperature that the control stirring is expected is between 45~50 ℃.
3. the production technology of two-sided gel coat platform basin according to claim 1 and 2 is characterized in that: in described second step, in the pours of the surperficial plan-position brushing one deck 3 ± 0.5mm of the gel coat of back of the body mould.
4. the production technology of two-sided gel coat platform basin according to claim 1 and 2 is characterized in that: in described second step, through adding 3% curing agent methyl ethyl ketone peroxide, make pours at 5 ± 1 minutes gels, be no less than 10 minutes and carry out the matched moulds cast.
Priority Applications (1)
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CN2011104076542A CN102555127A (en) | 2011-12-09 | 2011-12-09 | Production process for counter basin with double-sided adhesive coat |
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CN2011104076542A CN102555127A (en) | 2011-12-09 | 2011-12-09 | Production process for counter basin with double-sided adhesive coat |
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CN102555127A true CN102555127A (en) | 2012-07-11 |
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CN2011104076542A Pending CN102555127A (en) | 2011-12-09 | 2011-12-09 | Production process for counter basin with double-sided adhesive coat |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103737775A (en) * | 2014-01-13 | 2014-04-23 | 上海澳金玻璃钢制品有限公司 | Shower-tray casting process of surface of spar |
CN109467337A (en) * | 2018-11-29 | 2019-03-15 | 浙江德沐洁具科技有限公司 | A kind of composite material producing shower tray |
CN115431450A (en) * | 2022-10-18 | 2022-12-06 | 肇庆市君德瑞新材料科技有限公司 | Bathtub with rock texture and preparation method thereof |
Citations (6)
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CN1077159A (en) * | 1993-04-10 | 1993-10-13 | 河北省沧县杜林新型建筑装璜材料厂 | Jade-imitating sanitary ware and preparation method |
JP2002234037A (en) * | 2001-02-07 | 2002-08-20 | Wada Shoji Kk | Method for manufacturing artificial stone and joining method |
CN1394734A (en) * | 2002-07-29 | 2003-02-05 | 中国葵星橡胶(深圳)有限公司 | Production method of glass fibre reinforced plastic product and its equipment |
CN1760008A (en) * | 2005-09-27 | 2006-04-19 | 汪志申 | Method for preparing macromolecule compound die family in use for ceramics |
CN101613442A (en) * | 2009-07-21 | 2009-12-30 | 常州市华润复合材料有限公司 | A kind of suitable large glass steel construction layer is with hanging down volatilization unsaturated polyester resin and method for making thereof |
CN101831160A (en) * | 2010-05-13 | 2010-09-15 | 上海澳金玻璃钢制品有限公司 | Fast-curing casting resin for bathroom accessories and preparing and using methods thereof |
-
2011
- 2011-12-09 CN CN2011104076542A patent/CN102555127A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1077159A (en) * | 1993-04-10 | 1993-10-13 | 河北省沧县杜林新型建筑装璜材料厂 | Jade-imitating sanitary ware and preparation method |
JP2002234037A (en) * | 2001-02-07 | 2002-08-20 | Wada Shoji Kk | Method for manufacturing artificial stone and joining method |
CN1394734A (en) * | 2002-07-29 | 2003-02-05 | 中国葵星橡胶(深圳)有限公司 | Production method of glass fibre reinforced plastic product and its equipment |
CN1760008A (en) * | 2005-09-27 | 2006-04-19 | 汪志申 | Method for preparing macromolecule compound die family in use for ceramics |
CN101613442A (en) * | 2009-07-21 | 2009-12-30 | 常州市华润复合材料有限公司 | A kind of suitable large glass steel construction layer is with hanging down volatilization unsaturated polyester resin and method for making thereof |
CN101831160A (en) * | 2010-05-13 | 2010-09-15 | 上海澳金玻璃钢制品有限公司 | Fast-curing casting resin for bathroom accessories and preparing and using methods thereof |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103737775A (en) * | 2014-01-13 | 2014-04-23 | 上海澳金玻璃钢制品有限公司 | Shower-tray casting process of surface of spar |
CN109467337A (en) * | 2018-11-29 | 2019-03-15 | 浙江德沐洁具科技有限公司 | A kind of composite material producing shower tray |
CN115431450A (en) * | 2022-10-18 | 2022-12-06 | 肇庆市君德瑞新材料科技有限公司 | Bathtub with rock texture and preparation method thereof |
CN115431450B (en) * | 2022-10-18 | 2023-08-08 | 肇庆市君德瑞新材料科技有限公司 | Bathtub with rock texture and preparation method thereof |
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Application publication date: 20120711 |