CN102011322A - Preparation method for flame-retardant felt - Google Patents
Preparation method for flame-retardant felt Download PDFInfo
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- CN102011322A CN102011322A CN2010105004852A CN201010500485A CN102011322A CN 102011322 A CN102011322 A CN 102011322A CN 2010105004852 A CN2010105004852 A CN 2010105004852A CN 201010500485 A CN201010500485 A CN 201010500485A CN 102011322 A CN102011322 A CN 102011322A
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Abstract
The invention relates to a preparation method for a flame-retardant felt, which comprises the following steps of chopping and molding of a wetly processed felt, step-by-step gluing, gradual oven-drying and solidification, rolling and packaging. The step-by-step gluing is to spray adhesive repeatedly for many times and coat a flame-retardant on the front and back sides of the thin felt by using a coating process; and the gradual oven-drying and solidification is to divide a drying channel into a plurality of areas, heat each area gradually, control the temperature difference of adjacent areas to be 5 to 15 DEG C, and control the whole temperature to be 120 to 180 DEG C. The flame-retardant felt produced according to the method has the characteristics of high strength, smooth felt face, good flame-retard effect and high uniformity.
Description
Technical field
The present invention relates to a kind of preparation method of fire retardant felt.
Background technology
Glass fibre wet method mat is commonly called as all-glass paper, and its manufacturing technique is similar to paper technology.The kind of mat product mainly contains surperficial felt, roofing felt, pipeline coating felt, floor felt, battery separator felt etc.It mainly is to be main raw material with the short glass fiber silk, continuous multiply glass fibre after the fixed length weak point is cut, is adopted wet therapy forming process to be added in the water with an amount of additive and disperses, through shaping, applying glue, drying, working procedure processing such as batch and form.Advantages such as it has intensity height, light weight, corrosion-resistant, advantage such as electrical insulation capability is good, and it is little, good with resin and pitch adhesive property to have a water absorption rate, and the DIMENSIONAL STABILITY that back road processes is strong.Be widely used in building decoration, chemical industry, electronics, traffic and environmental protection, energy aspect.So in the mat production process, simple joins various auxiliary agents in the applying glue workshop section, is difficult to not only guarantee that product reaches the various performances of wanting, and usually can brings uncertain production risk, and properties of product are had side effects.As the fire-retardant mat product that exists on the present domestic market, since be exclusively used on the glass fibre mat the fire-resistant binder kind seldom, the multiple fire-resistant binder product that a lot of producers will be mainly used on the textile product is used for mat, use the back that product is produced a lot of harmful effects, as the loss of product strength, product integral body is soft partially etc.Also have, it is relatively poor to get fire retardant felt overall flame effect on the existing market, fire-retardant composition skewness often occurs, and the local flame retardant effect of product is better, and the part does not have the phenomenon of flame retardant effect.Along with socioeconomic fast development, the fire-retardant requirement in building and ornament materials and Environmental Safety field to composite improves constantly, and existing product is difficult to satisfy the demand in market again.
Summary of the invention
The objective of the invention is to overcome the defective that existing product exists, a kind of preparation method of fire retardant felt is provided, make the fire retardant felt in postpartum have the intensity height, the felt face is smooth, characteristics such as flame retardant effect and good uniformity.
For achieving the above object, technical scheme of the present invention is: a kind of preparation method of fire retardant felt may further comprise the steps: the weak point of wet method mat is cut, moulding, substep applying glue, baking and curing and rolling packing step by step.
For the not fire-retardant phenomenon in the part that overcomes fire retardant felt, guarantee that binding agent and fire retardant have been adsorbed on the mat surface uniformly, make mat have good flame-retardant effect and uniformity.The present invention adopts the substep applying glue, and methods such as coating processes are assisted in multiple absorption again, are specially to make binding agent by spraying multiple gradation material loading earlier, and the back adopts coating process at mat positive and negative applying fire retardant.
For making fire retardant felt finished product felt face evenly smooth, various stable physical-chemical indexes, flame retardant effect can reach the V0 level, and this just requires to select suitable production technology just can reach target.Influence the quality of finished product, the factor of performance has a lot, and it is particularly important to controls such as bake out temperature, speed, the present invention adopts step by step the method for baking and curing to carry out, be specially: drying tunnel is divided into several region, and every district temperature progressively promotes, the adjacent area temperature difference is controlled at the 5-15 degree, and bulk temperature is controlled between the 120-180 degree.
Further improvement of the present invention is:
Polymer-coated is being formed coating on various fabrics, in the manufacture process with the composite that obtains to have combination property, control the various factors that influence the coating processing technology, as the prescription of binding agent, viscosity, glue solid content, bake out temperature, device rate etc., can guarantee that coated fabric has different qualities and application.The present invention is by test of many times, changes into the prescription of binding agent as follows: count by weight percentage, be phenylpropyl alcohol series 10～30%, Lauxite 60～80%, fire retardant 1～10%, the mixed emulsion of coupling agent 0.1～0.5%.And further the solid content of described binding agent is controlled to be 17-25%; Viscosity Control is at 6-8cp.By the viscosity of control binding agent and the uniformity of solid content, in conjunction with above-mentioned production technology, can guarantee that binding agent has been adsorbed on the mat surface uniformly, make mat have good flame-retardant effect and uniformity.
Among the present invention: for making mat finished product felt face more evenly smooth, it is 6～16 μ m that diameter is selected in the preparation of described mat for use, and length is the glass fibre of 10～36mm.
The fire retardant felt that the present invention produces adopts the substep applying glue on the basis of wet method mat impregnation technology, multiple absorption, assist methods such as coating processes again, select suitable binder formula again, cooperate accurate control system, make binding agent pass through multiple material loading, be evenly distributed on the mat, thereby reached the common mat property that is beyond one's reach.Guaranteed that promptly this fire retardant felt has every performance of common mat, has good flameproof effect again.
The specific embodiment
Embodiment 1, the preparation method of fire retardant felt:
1, the configuration binding agent is counted by weight percentage, and is S-01 benzene emulsion 25%, and Lauxite AD3100 accounts for 72%, phosphorus flame retardant 2.8%, the mixed emulsion of KH-560 epoxy silane coupling 0.2%.In the layoutprocedure, the solid content of control binding agent is 20%; Viscosity Control is at 7cp;
2, with the glass fibre be raw material, preferred diameter is 7um, 9um, 12um or 15um, and length is the glass fibre of 10mm, 15mm, 25mm or 35mm, lack according to the wet method mat manufacturing technique of maturation cut, moulding process;
3, substep applying glue then is specially: make binding agent by spraying multiple branch 2 or No. 3 material loadings earlier, adopt coating process at mat positive and negative applying fire retardant, fire retardant is selected non-halogen;
4, baking and curing is specially step by step: drying tunnel is divided into 7 districts, and 1 district's temperature is 120 degree, 2 districts: 130 ℃, and 3 districts: 145 ℃, 4 districts: 160 ℃, 5 districts: 175 ℃, 6 districts: 180 ℃, 7 districts: 180 ℃.
At last, rolling packing.
The present invention combines the advantage of wet method mat impregnation technology and two kinds of technologies of coating process, adjusted the cooperation technology of binding agent in process of production, by the viscosity of the strict control of refining system binding agent and the uniformity of solid content, adopt the substep applying glue in the process of applying glue simultaneously, multiple absorption, and carry out the auxiliary of coating processes, and guaranteed that binding agent has been adsorbed on the mat surface uniformly, make mat have good flame-retardant effect and uniformity.So the fire retardant felt series of products of producing as stated above are after testing, every stable physical-chemical indexes, flame retardant effect can reach the A1 level, and technical target of the product is: mass area ratio: 30～160g/m
2, combustible content: 15～30%, longitudinal tensile strength:＞136N/5cm, transverse tensile strength:＞90N/5cm, fire-retardant rank: A1 level, moisture content:＜1%.
Claims (7)
1. the preparation method of a fire retardant felt, it is characterized in that: may further comprise the steps: the weak point of wet method mat is cut, moulding, substep applying glue, baking and curing and rolling packing step by step.
2. the preparation method of fire retardant felt according to claim 1, it is characterized in that: described substep applying glue is specially: make binding agent by spraying multiple gradation material loading earlier, the back adopts coating process at mat positive and negative applying fire retardant.
3. the preparation method of fire retardant felt according to claim 1, it is characterized in that: described baking and curing step by step is specially: drying tunnel is divided into several region, and every district temperature progressively promotes, and the adjacent area temperature difference is controlled at the 5-15 degree, and bulk temperature is controlled between the 120-180 degree.
4. the preparation method of fire retardant felt according to claim 2, it is characterized in that: described binding agent is counted by weight percentage, and is phenylpropyl alcohol series 10～30%, Lauxite 60～80%, fire retardant 1～10%, the mixed emulsion of coupling agent 0.1～0.5%.
5. according to the preparation method of claim 2 or 4 described fire retardant felts, it is characterized in that: the solid content of described binding agent is 17-25%.
6. the preparation method of fire retardant felt according to claim 5 is characterized in that: the viscosity Control 6-8cp of described binding agent.
7. the preparation method of fire retardant felt according to claim 1, it is characterized in that: it is 6～16 μ m that diameter is selected in the preparation of described mat for use, and length is the glass fibre of 10～36mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105004852A CN102011322A (en) | 2010-10-09 | 2010-10-09 | Preparation method for flame-retardant felt |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105004852A CN102011322A (en) | 2010-10-09 | 2010-10-09 | Preparation method for flame-retardant felt |
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| CN102011322A true CN102011322A (en) | 2011-04-13 |
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| CN2010105004852A Pending CN102011322A (en) | 2010-10-09 | 2010-10-09 | Preparation method for flame-retardant felt |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102504390A (en) * | 2011-10-21 | 2012-06-20 | 浙江师范大学 | Production method for flame-retardant felt |
| CN102505556A (en) * | 2011-11-16 | 2012-06-20 | 中材金晶玻纤有限公司 | Flame-retardant and waterproof glass fiber wet mat |
| CN103088550A (en) * | 2013-02-26 | 2013-05-08 | 丹阳市新美龙汽车软饰件有限公司 | Three dimensional (3D) structure synthetic fibrofelt of reinforced fibers and preparation method thereof |
| CN103255585A (en) * | 2013-05-30 | 2013-08-21 | 江苏嘉福玻纤制品有限公司 | Low-gel-content glass fiber reinforced mat for waterproof coiled material |
| CN103290933A (en) * | 2013-07-01 | 2013-09-11 | 中材金晶玻纤有限公司 | Glass fiber mat special for insulation board and production method thereof |
| CN103726218A (en) * | 2014-01-16 | 2014-04-16 | 常州中新天马玻璃纤维制品有限公司 | Material seepage prevention reinforcement glass fiber mat and preparation method thereof |
| CN105544231A (en) * | 2015-12-23 | 2016-05-04 | 芜湖馨源海绵有限公司 | Felt cushion for automobile trunk and preparation process of felt cushion |
| CN107285602A (en) * | 2017-06-08 | 2017-10-24 | 浙江正翰环保科技有限公司 | A kind of deeply dehydrating sludge solidification equipment and its curing |
| CN112680882A (en) * | 2020-12-11 | 2021-04-20 | 厦门保瑞达环保科技有限公司 | Manufacturing method of high-precision vertical filter felt |
| CN114075791A (en) * | 2021-12-06 | 2022-02-22 | 浙江圆融科技有限公司 | Production method of novel fireproof fabric |
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| CN1157871A (en) * | 1996-12-31 | 1997-08-27 | 江阴联华化工建材有限公司 | Coloured glass fibre felt paper and its manufacturing method |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102504390A (en) * | 2011-10-21 | 2012-06-20 | 浙江师范大学 | Production method for flame-retardant felt |
| CN102504390B (en) * | 2011-10-21 | 2014-11-26 | 嵊州市百恩贸易有限公司 | Production method for flame-retardant felt |
| CN102505556A (en) * | 2011-11-16 | 2012-06-20 | 中材金晶玻纤有限公司 | Flame-retardant and waterproof glass fiber wet mat |
| CN102505556B (en) * | 2011-11-16 | 2014-03-26 | 中材金晶玻纤有限公司 | Flame-retardant and waterproof glass fiber wet mat |
| CN103088550A (en) * | 2013-02-26 | 2013-05-08 | 丹阳市新美龙汽车软饰件有限公司 | Three dimensional (3D) structure synthetic fibrofelt of reinforced fibers and preparation method thereof |
| CN103255585A (en) * | 2013-05-30 | 2013-08-21 | 江苏嘉福玻纤制品有限公司 | Low-gel-content glass fiber reinforced mat for waterproof coiled material |
| CN103290933B (en) * | 2013-07-01 | 2016-01-06 | 中材金晶玻纤有限公司 | A kind of warming plate special glass fiber mat and preparation method thereof |
| CN103290933A (en) * | 2013-07-01 | 2013-09-11 | 中材金晶玻纤有限公司 | Glass fiber mat special for insulation board and production method thereof |
| CN103726218A (en) * | 2014-01-16 | 2014-04-16 | 常州中新天马玻璃纤维制品有限公司 | Material seepage prevention reinforcement glass fiber mat and preparation method thereof |
| CN105544231A (en) * | 2015-12-23 | 2016-05-04 | 芜湖馨源海绵有限公司 | Felt cushion for automobile trunk and preparation process of felt cushion |
| CN107285602A (en) * | 2017-06-08 | 2017-10-24 | 浙江正翰环保科技有限公司 | A kind of deeply dehydrating sludge solidification equipment and its curing |
| CN112680882A (en) * | 2020-12-11 | 2021-04-20 | 厦门保瑞达环保科技有限公司 | Manufacturing method of high-precision vertical filter felt |
| CN114075791A (en) * | 2021-12-06 | 2022-02-22 | 浙江圆融科技有限公司 | Production method of novel fireproof fabric |
| CN114075791B (en) * | 2021-12-06 | 2023-11-21 | 浙江圆融科技有限公司 | Novel production method of fireproof fabric |
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Application publication date: 20110413 |