CN1948608A - Dacron glass fiber dipped canvas and its preparation method - Google Patents

Dacron glass fiber dipped canvas and its preparation method Download PDF

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Publication number
CN1948608A
CN1948608A CN200610069536.4A CN200610069536A CN1948608A CN 1948608 A CN1948608 A CN 1948608A CN 200610069536 A CN200610069536 A CN 200610069536A CN 1948608 A CN1948608 A CN 1948608A
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glue
canvas
glass fiber
filament
component
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CN200610069536.4A
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CN100447332C (en
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刘显宝
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Abstract

The invention offers a kind of polyester fiber-glass gumming canvas and its preparation method. It is characterized in that: take polyester filament as radial and spun glass as weft sense. Make canvas by interlacing untwisted spun glass filament and twisted polyester filament. Diameter of spun glass filament is less than 12micron. The spun glass is modified spun glass filament. Based on gross weight of modified spun glass filament, it is composed by: 50%-56% SiO2, 12%-16% Al2O3, 6%-9% B2O3, 2%-4% MgO, 16%-20% CaO, 0.15%-0.4% Na2O or/and K2O, 0.1%-0.4% Fe2O3, 0-0.1% TiO2 or/and ZrO2 and 1%-0.3% F2. The cost of crude materials is low. Preparation craft is simple and reasonable. The products have high fire-resisting and dimensional stability.

Description

Dacron glass fiber dipped canvas and preparation method thereof
Technical field
The present invention relates to the framework material dipped canvas and the manufacturing technique thereof of rubber conveyer belt, is a kind of dacron glass fiber dipped canvas and preparation method thereof specifically.
Background technology
Along with the develop rapidly of world industry, also brought the anxiety of resource, as the oil that main energy sources relies on, be the valuable cargo that countries in the world are paid attention to.Polyamide fibre, terylene synthetic fiber are end prods of oil, and its price is also higher.The employed main framework material of rubber conveyer belt industry exactly polyamide fibre, terylene, wash the dipped canvas that brocade interweaves.
Existing polyamide fibre, terylene, wash bright and beautiful dipped canvas, be with industrial filament through twist thread, weave cotton cloth, the impregnation processing, powerful height is arranged, deflects the good advantage of performance, but also have the shortcoming of heat resistance, dimensional stability difference.
Rubber conveyer belt requires powerful height, dimensional stability, heat resistance good, and it vertically deflects performance, lateral dimension stability and also wants excellence.These performances are determined by the framework material performance of selecting for use.
Organic synthetic fibers industrial filament polyamide fibre is compared with terylene, and its brute force of terylene is better than polyamide fibre near its heat resistance of polyamide fibre.
Inorganic glass fiber has high-strength low-ductility, high temperature resistant, corrosion resistant advantage, can under 260 ℃ of temperature, use for a long time, 300 ℃ down its shrinkage factors are near zero, and filament of glass fiber is cheap, its price only be chinlon filament 1/4th, polyester filament 1/2nd.But inorganic glass fiber deflect performance than synthetic fiber difference.How to utilize polyester filament and glass fibre to make dipped canvas, the advantage of two kinds of raw materials of performance is improved its defective, becomes the good framework material of rubber conveyer belt, and this is the technical problem that needs to be resolved hurrily at present.
Summary of the invention
The objective of the invention is the problem that exists at prior art and a kind of dacron glass fiber dipped canvas and preparation method thereof is provided, its cost of material is low, and preparation technology is simple, rationally, and product heat resistance, DIMENSIONAL STABILITY are higher.
Technical scheme of the present invention is achieved by the following technical solution: a kind of dacron glass fiber dipped canvas, comprise canvas with impregnation surface, and it is characterized in that: the warp-wise of described canvas is a polyester filament, broadwise is a filament of glass fiber.
Above-mentioned dacron glass fiber dipped canvas, the filament of glass fiber single fiber diameter of broadwise≤12 μ m.
Above-mentioned dacron glass fiber dipped canvas, the filament of glass fiber of described broadwise are the modified glass-fiber long filament, are benchmark with modified glass-fiber long filament gross weight, and it consists of:
SiO 2 50％～56％
Al 2O 3 12％～16％
B 2O 3 6％～9％
MgO 2％～4％
CaO 16％～20％
Na 2O is or/and K 2O 0.15%～0.4%
Fe 2O 3 0.1％～0.4％
TiO 2Or/and ZrO 20～0.1%
F 2 0.1％～0.3％
A kind of preparation method of dacron glass fiber dipped canvas, comprise canvas weaving process, gum dipping process, it is characterized in that described canvas weaving process is that to select polyester filament for use be warp-wise, filament of glass fiber is a broadwise, the non-twist filament of glass fiber and the polyester filament of the twisting canvas that is interwoven.
Among the above-mentioned preparation method, described filament of glass fiber single fiber diameter≤12 μ m.
Among the above-mentioned preparation method, described filament of glass fiber is the modified glass-fiber long filament, is benchmark with modified glass-fiber long filament gross weight, and it consists of:
SiO 2 50％～56％
Al 2O 3 12％～16％
B 2O 3 6％～9％
MgO 2％～4％
CaO 16％～20％
Na 2O is or/and K 2O 0.15%～0.4%
Fe 2O 3 0.1％～0.4％
TiO 2Or/and ZrO 20～0.1%
F 2 0.1％～0.3％。
Among the above-mentioned preparation method, the fabric tissue of described dipped canvas is plain weave, basket weave, twill-weave, straight a kind of in straight latitude tissue, doup end tissue and the alternative construction respectively organized thereof.
Among the above-mentioned preparation method, described gum dipping process comprises glue allotment, impregnation, and the glue allotment: canvas per ton is joined 0.35～0.75 xanthan liquid, glue solid content 14%～21%; Wherein, the raw material weight umber proportioning of first bath dipping solution is:
Blocked isocyanate 3～10 (concentration 25%)
Epoxide DENACOL Ex-313 0.5～5
Soft water 50～95;
Stirred at normal temperatures 1.5～2.5 hours;
Second raw material of bathing dipping solution comprises glue A component and glue liquid B component,
Glue A composition weight umber proportioning is:
Resorcinol 3～20
NaOH 0.1～0.5 (concentration 99%)
Formaldehyde 8～20 (concentration 37%)
Soft water 150～240
Glue A component was stirred 1.5～2.5 hours at normal temperatures;
Glue liquid B composition weight umber proportioning is:
Nipol5218Fs 100～300 (concentration 40.5%)
Soft water 20～60
The glue liquid B component was stirred 20～40 minutes at normal temperatures slaking 18～22 hours;
Then, glue A component and glue liquid B component being mixed into second, to bathe dipping solution stand-by.
The present invention compared with prior art has many advantages and good effect:
The present invention makes full use of the strong point of selected raw material and characteristics, polyester filament is used in deflects the demanding warp-wise of performance, utilize glass fibre in spinning process, to adjust additives ratio, change the characteristics that filament spinning diameter will improve its performance that circumnutates, be used in and deflect the less demanding broadwise of performance having improved flexible glass fibre after the modification, be woven into canvas, can maximize favourable factors and minimize unfavourable ones.Filament of glass fiber has good heat resistance, DIMENSIONAL STABILITY, and cheap.The advantage that has kept existing dipped canvas has like this improved heat resistance, the DIMENSIONAL STABILITY of canvas, has reduced and has weaved cost, thereby enlarged the scope of application of glass fibre, has improved the serviceability of rubber conveyer belt, has also reduced the framework material cost.Technology of the present invention has simply been lacked weft fiber material twisting operation than existing dipped canvas technology, has reduced power consumption.
The specific embodiment
Below in conjunction with instantiation the present invention is described in further detail, the preparation method of a kind of 200 type dacron glass fiber dipped canvas among the present invention (following represent with the EG200 code name) is as follows:
The preparation of warp, broadwise material:
1, warp-wise material: the polyester industrial filament yarn that can select 1100dtex～3300dtex for use.According to the required kind requirement of client, can adopt the low shrinkage type of plain edition, high strong type, low shrinkage type and high mould, twist making.
The EG200 type selects for use the high mould of 1100dtex to hang down the shrinkage type polyester industrial filament yarn, needs to adopt 2 strands according to powerful requirement of 200 types, i.e. and 1100dtex * 2, twist number range is 100 ± 15 sth. made by twisting/m;
2, the modified glass-fiber long filament of broadwise material: 150tex～2000tex.Glass fibre proposes following requirement when spinning, be the glass fibre of alkali-free E glass, rationally prepares each material proportion during spinning, improves the glass fibre flexibility, makes the glass fibre single fiber diameter smaller or equal to 12 microns.
The broadwise material performance requirement sees Table 1:
Table 1 filament of glass fiber quality inspection standard
Sequence number Project Unit Specification
1 Single fiber diameter μm ≤12
2 Denier range tex 150～2000
3 The fiber number deviation ％ ±3～8
4 Fracture strength N/tex ≥0.65
5 Fracture strength CV％ ≤1.6
6 Elongation at break ％ ≥4.5
7 Extension at break CV％ ≤2.5
8 Moisture content ％ ≤0.10
9 Combustible content ％ 0.55±0.15
Appearance requirement Moulding is good, the neat rule of package, no filoplume, and not damaged, pollution-free
The twist requirement of broadwise material need not twisted and directly be weaved use.
The EG200 type is selected alkali-free E filament of glass fiber for use, and single fiber diameter equals 12 microns, and fiber number is 270tex.When spinning, be benchmark with modified glass-fiber long filament gross weight, it consists of:
SiO 2 55.1％
Al 2O 3 14.4％
B 2O 3 7.3％
MgO 3.3％
CaO 18.7
Na 2O 0.3％
K 2O 0.2％
Fe 2O 3 0.3％
TiO 2 0.05％
ZrO 2 0.05％
F 2 0.3％
The preparation of openpore canvas of the present invention:
1, select for use can knit the filling density scope in 20/10cm～100 piece/10cm, every Gram Mass is at 200g/m 2～900g/m 2Loom;
2, weaving process of the present invention is polyester filament with non-twist filament of glass fiber and the twisting canvas that is interwoven.Can adopt plain weave, basket weave, twill-weave, doup end tissue, straight a kind of in straight latitude tissue and the alternative construction respectively organized thereof according to client's needs.
3, the broadwise shrinkage is little during grey cloth impregnation of the present invention, generally between 1%～5%, adjusts loom technology and makes it reach the fabric width requirement.
The EG200 type adopts plain weave, through close be 185 ± 1/10cm, filling density is 46 ± 2/10cm.
The gum dipping process of openpore canvas of the present invention comprises glue allotment and impregnation:
The glue allotment: canvas per ton is joined 0.35～0.75 xanthan liquid, solid content 14%～21%; Wherein, the raw material weight umber proportioning of first bath dipping solution is:
Blocked isocyanate 3～10 (concentration 25%)
Epoxide DENACOL Ex-313 0.5～5
Soft water 50～95;
Stirred at normal temperatures 1.5～2.5 hours;
Second raw material of bathing dipping solution comprises glue A component and glue liquid B component,
Glue A composition weight umber proportioning is:
Resorcinol 3～20
NaOH 0.1～0.5 (concentration 99%)
Formaldehyde 8～20 (concentration 37%)
Soft water 150～240
Glue A component was stirred 1.5～2.5 hours at normal temperatures;
Glue liquid B composition weight umber proportioning is:
Nipol5218Fs 100～300 (concentration 40.5%)
Soft water 20～60
The glue liquid B component was stirred 20～40 minutes at normal temperatures slaking 18～22 hours;
Then, glue A component and glue liquid B component being mixed into second, to bathe dipping solution stand-by.
At last, the openpore canvas is delivered to impregnation equipment carry out impregnation, the openpore canvas is successively dried behind the impregnation in first, second bathes the impregnation liquid bath, is the dipped canvas finished product.
EG200 type manufacture test of the present invention sees Table 2:
Table 2 has dipped canvas (EP200) now and compares with the test of dipped canvas of the present invention (EG200)
Sequence number Project EP200 (FZ/T13010-1998) EP200 EG 200
High-class product Actual measurement Actual measurement
Warp-wise Broadwise Warp-wise Broadwise Warp-wise Broadwise
1 Material structure, dtex 1100× 1400× 1100× 1400× 1100× 270tex
2 Density, root/10cm 186± 44±2 187 45 185 46
3 Fracture strength mean value, N/mm ≥246 ≥85 250 88 248.8 89
4 The fracture strength minimum, N/mm ≥220 ≥75 223.5 76.5 221.5 82
5 10% continuous rating elongation rate, % ≤1.5 1.5 1.4
6 Elongation at break, % ≥15 ≤45 16.6 39 16 6
7 Dry-hot shrinkage (150 ℃ * ≤5.0 ≤0.5 4.0 0.5 4.0 0
8 The dry-hot shrinkage irregularity, % ≤10 8.5 8
9 Bonding strength, N/mm ≥7.8 9.0 9.5
10 Square metre dry weight, g/m 2 600±20 615.4 595.6
11 Thickness, mm 0.80± 0.80 0.8
12 Interlaced structure / Plain weave Plain weave
By test, the every high-class product that all reaches industry standard of the present invention, particularly weigh the dry-hot shrinkage of heat-resisting degree and DIMENSIONAL STABILITY, warp-wise is 4%, broadwise is 0, is better than existing dipped canvas, it will be further appreciated that the bonding strength index that influences one of following life-span of rubber conveyer belt, all be higher than existing dipped canvas, its value is 9.5N/mm.The conveyer belt that this just uses dipped canvas processing of the present invention the delamination that bubbles can not occur, and this proves absolutely that the present invention has reached goal of the invention.
Certainly, above-mentioned explanation is not to be limitation of the present invention, and the present invention also is not limited to above-mentioned giving an example; those skilled in the art; in essential scope of the present invention, the variation of making, remodeling, interpolation or replacement all should belong to protection scope of the present invention.

Claims (9)

1, a kind of dacron glass fiber dipped canvas comprises the canvas with impregnation surface, it is characterized in that: the warp-wise of described canvas is a polyester filament, and broadwise is a filament of glass fiber.
2,, it is characterized in that described broadwise filament of glass fiber single fiber diameter≤12 μ m according to the described dacron glass fiber dipped canvas of claim 1.
3, according to the described dacron glass fiber dipped canvas of claim 1, it is characterized in that described filament of glass fiber is the modified glass-fiber long filament, be benchmark with modified glass-fiber long filament gross weight, it consists of:
SiO 2 50％～56％，
Al 2O 3 12％～16％，
B 2O 3 6％～9％，
MgO 2％～4％，
CaO 16％～20％，
Na 2O is or/and K 2O 0.15%～0.4%,
Fe 2O 3 0.1％～0.4％，
TiO 2Or/and ZrO 20～0.1%,
F 2 0.1％～0.3％。
4, a kind of preparation method of dacron glass fiber dipped canvas, comprise canvas weaving process, gum dipping process, it is characterized in that described canvas weaving process is that to select polyester filament for use be warp-wise, filament of glass fiber is a broadwise, the non-twist filament of glass fiber and the polyester filament of the twisting canvas that is interwoven.
5,, it is characterized in that described filament of glass fiber single fiber diameter≤12 μ m according to the preparation method of the described dacron glass fiber dipped canvas of claim 4.
6, according to the preparation method of claim 4 or 5 described dacron glass fiber dipped canvas, it is characterized in that described filament of glass fiber is the modified glass-fiber long filament, be benchmark with modified glass-fiber long filament gross weight, it consists of:
SiO 2 50％～56％，
Al 2O 3 12％～16％，
B 2O 3 36％～9％，
MgO 2％～4％，
CaO 16％～20％，
Na 2O is or/and K 2O 0.15%～0.4%,
Fe 2O 3 0.1％～0.4％，
TiO 2Or/and ZrO 20～0.1%,
F 2 0.1％～0.3％。
7, according to the preparation method of the described dacron glass fiber dipped canvas of claim 6, the fabric tissue that it is characterized in that described dipped canvas is plain weave, basket weave, twill-weave, straight a kind of in straight latitude tissue, doup end tissue and the alternative construction respectively organized thereof.
8, according to the preparation method of claim 4 or 5 described dacron glass fiber dipped canvas, it is characterized in that described gum dipping process comprises glue allotment, impregnation, the glue allotment: canvas per ton is joined 0.35～0.75 xanthan liquid, glue solid content 14%～21%; Wherein,
The raw material weight umber proportioning of first bath dipping solution is:
Blocked isocyanate 3～10 (concentration 25%)
Epoxide DENACOL Ex-313 0.5～5
Soft water 50～95;
Stirred at normal temperatures 1.5～2.5 hours;
Second raw material of bathing dipping solution comprises glue A component and glue liquid B component,
Glue A composition weight umber proportioning is:
Resorcinol 3～20
NaOH 0.1～0.5 (concentration 99%)
Formaldehyde 8～20 (concentration 37%)
Soft water 150～240
Glue A component was stirred 1.5～2.5 hours at normal temperatures;
Glue liquid B composition weight umber proportioning is:
Nipol5218Fs 100～300 (concentration 40.5%)
Soft water 20～60
The glue liquid B component was stirred 20～40 minutes at normal temperatures slaking 18～22 hours;
Then, glue A component and glue liquid B component being mixed into second, to bathe dipping solution stand-by.
9, according to the preparation method of the described dacron glass fiber dipped canvas of claim 7, it is characterized in that described gum dipping process comprises glue allotment, impregnation, the glue allotment: canvas per ton is joined 0.35～0.75 xanthan liquid, glue solid content 14%～21%; Wherein,
The raw material weight umber proportioning of first bath dipping solution is:
Blocked isocyanate 3～10 (concentration 25%)
Epoxide DENACOL Ex-313 0.5～5
Soft water 50～95;
Stirred at normal temperatures 1.5～2.5 hours;
Second raw material of bathing dipping solution comprises glue A component and glue liquid B component,
Glue A composition weight umber proportioning is:
Resorcinol 3～20
NaOH 0.1～0.5 (concentration 99%)
Formaldehyde 8～20 (concentration 37%)
Soft water 150～240
Glue A component was stirred 1.5～2.5 hours at normal temperatures;
Glue liquid B composition weight umber proportioning is:
Nipol5218Fs 100～300 (concentration 40.5%)
Soft water 20～60
The glue liquid B component was stirred 20～40 minutes at normal temperatures slaking 18～22 hours;
Then, glue A component and glue liquid B component being mixed into second, to bathe dipping solution stand-by;
Impregnation: the openpore canvas is delivered to impregnation equipment carry out impregnation, the openpore canvas is successively dried behind the impregnation in first, second bathes the impregnation liquid bath, is the dipped canvas finished product.
CNB2006100695364A 2006-10-23 2006-10-23 Dacron glass fiber dipped canvas and its preparation method Expired - Fee Related CN100447332C (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102220699A (en) * 2011-05-30 2011-10-19 浙江尤夫科技工业有限公司 Impregnation formula, impregnation production method and impregnation technology for high temperature resistant conveyer belt
CN102392363A (en) * 2011-08-31 2012-03-28 浙江尤夫科技工业有限公司 Formula of fabric dipping glue for bonding ethylene-propylene-diene monmer (EPDM) rubber
CN103790014A (en) * 2014-01-02 2014-05-14 芜湖华烨工业用布有限公司 Dipping solution for high-temperature-resistant conveyor belt and preparation method of dipping solution
CN104313880A (en) * 2014-11-14 2015-01-28 无锡宝通带业股份有限公司 Heat-resistant dipping treatment liquid for polyester canvas and preparation method and application thereof
CN108004798A (en) * 2017-12-16 2018-05-08 陈雨薇 Preparation method of coating wall cloth
CN110938995A (en) * 2019-10-23 2020-03-31 安徽华烨特种材料有限公司 Production method of impregnated canvas for ceramic fiber high-temperature-resistant conveying belt

Family Cites Families (3)

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Publication number Priority date Publication date Assignee Title
CN2448788Y (en) * 2000-10-18 2001-09-19 陈林昌 Conveying belt with high transversal rigidity and stop edge
CN1619028A (en) * 2003-11-21 2005-05-25 山东博莱特化纤有限责任公司 Production method of straight warp straight weft impregnated canvas
CN1749477A (en) * 2004-09-13 2006-03-22 山东博莱特化纤有限责任公司 Method for producing rigid layer rubber dipping canvas

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102220699A (en) * 2011-05-30 2011-10-19 浙江尤夫科技工业有限公司 Impregnation formula, impregnation production method and impregnation technology for high temperature resistant conveyer belt
CN102220699B (en) * 2011-05-30 2013-02-27 浙江尤夫科技工业有限公司 Impregnation formula, impregnation production method and impregnation technology for high temperature resistant conveyer belt
CN102392363A (en) * 2011-08-31 2012-03-28 浙江尤夫科技工业有限公司 Formula of fabric dipping glue for bonding ethylene-propylene-diene monmer (EPDM) rubber
CN103790014A (en) * 2014-01-02 2014-05-14 芜湖华烨工业用布有限公司 Dipping solution for high-temperature-resistant conveyor belt and preparation method of dipping solution
CN103790014B (en) * 2014-01-02 2016-03-16 芜湖华烨工业用布有限公司 Dipping solution of high temperature-resistance conveyor belt and preparation method thereof
CN104313880A (en) * 2014-11-14 2015-01-28 无锡宝通带业股份有限公司 Heat-resistant dipping treatment liquid for polyester canvas and preparation method and application thereof
CN104313880B (en) * 2014-11-14 2016-07-06 无锡宝通科技股份有限公司 Heat-resistant dipping treatment liquid for polyester canvas and preparation method and application thereof
CN108004798A (en) * 2017-12-16 2018-05-08 陈雨薇 Preparation method of coating wall cloth
CN108004798B (en) * 2017-12-16 2020-02-14 陈雨薇 Preparation method of coating wall cloth
CN110938995A (en) * 2019-10-23 2020-03-31 安徽华烨特种材料有限公司 Production method of impregnated canvas for ceramic fiber high-temperature-resistant conveying belt

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