CN104369473A - Composite felt for pultrusion materials and manufacturing method thereof - Google Patents

Composite felt for pultrusion materials and manufacturing method thereof Download PDF

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Publication number
CN104369473A
CN104369473A CN201410307825.8A CN201410307825A CN104369473A CN 104369473 A CN104369473 A CN 104369473A CN 201410307825 A CN201410307825 A CN 201410307825A CN 104369473 A CN104369473 A CN 104369473A
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China
Prior art keywords
felt
woven glass
glass cloth
resin powder
polyester resin
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Granted
Application number
CN201410307825.8A
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Chinese (zh)
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CN104369473B (en
Inventor
蔡正杰
李江
蔡永明
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LINTEX COMPOSITES CO Ltd
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LINTEX COMPOSITES CO Ltd
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Priority to CN201410307825.8A priority Critical patent/CN104369473B/en
Publication of CN104369473A publication Critical patent/CN104369473A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/02Layered products essentially comprising sheet glass, or glass, slag, or like fibres in the form of fibres or filaments
    • B32B17/064
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/36Layered products comprising a layer of synthetic resin comprising polyesters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/06Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00Ancillary operations in connection with laminating processes
    • B32B38/16Drying; Softening; Cleaning
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04Interconnection of layers
    • B32B7/12Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/50Properties of the layers or laminate having particular mechanical properties
    • B32B2307/54Yield strength; Tensile strength

Landscapes

  • Laminated Bodies (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

The invention provides composite felt for pultrusion materials and a manufacturing method thereof. The composite felt comprises a base cloth layer, a bonding layer and a polyester surface felt layer; the base cloth layer is a glass fiber fabric layer, the bonding layer is an unsaturated polyester resin powder and is prepared by taking glass fiber fabric as base cloth and spreading the unsaturated polyester resin powder on one surface of the glass fiber fabric, and the polyester surface felt layer is combined with the glass fiber fabric surface possessing the bonding layer through spreading at a heating state. The advantages of the product comprise that a direction combination manner is employed, the glass fiber fabric and the polyester surface felt are bonded together by using the unsaturated polyester resin powder; the product has extremely high strength and integrity and is endowed with excellent surface performance by the polyester surface felt; and the product helps to directly reduce the pultrusion process and save labor cost for clients.

Description

A kind of drawing and extruding section bar composite felt and manufacture method thereof
Technical field:
The present invention relates to a kind of composite felt, particularly, relate to a kind of drawing and extruding section bar composite felt and manufacture method thereof.
Background technology:
Pultrusion molding process is by the continuous tow of impregnating resin glue, band or fabric etc., under the effect of tractive force, and, solidification shaping by extrusion die, the glass fiber reinforced plastic shapes that continuously production length is not limit.This technique is most suitable for the section bar producing various section configuration, as rod, pipe, solid profile (I-shaped, flute profile, squared profile) and hollow section (door-window section bar, blade etc.) etc.
According to the surface property needs of goods, generally in pultrusion process, feed one deck surface of polyester felt at superficial layer, to obtain the product surface of flat smooth.Increase mode has two kinds: one has one surface of polyester felt feeding operation, synchronous with the pultrusion speed of entirety, needs extra feeding unit; One is when producing fiberglass reinforced vegetable raw materials, just surface of polyester felt and fabric are combined, the many mode of current use is loop bonding mode, namely utilize polyester thread that fabric and surface of polyester felt are woven into an entirety, shortcoming is that product surface can show loop bonding line significantly, affects outward appearance.
summary of the invention:
The technical problem to be solved in the present invention is, a kind of mode that have employed direct combination is provided, glass technical fabrics, surface of polyester felt unsaturated polyester resin powder are bonded together, product has very high intensity and globality, the operation of direct minimizing pultrude process, for client saves drawing and extruding section bar composite felt and the manufacture method thereof of cost of labor.
For solving the problems of the technologies described above, the invention provides a kind of drawing and extruding section bar composite felt, comprise base cloth layer, tack coat and surface of polyester carpet veneer, described base cloth layer is Woven glass cloth layer, and tack coat is unsaturated polyester resin powder, take Woven glass cloth as base cloth, unsaturated polyester resin powder is sprinkled as tack coat, in a heated state again at this face compound one deck surface of polyester carpet veneer of the Woven glass cloth sprinkled with tack coat in the one side of Woven glass cloth.
As preferably, to be that glass is short cut felt, glass continuous felt, glass acupuncture composite felt, glass woven roving or glass stitch bonded fabrics to described Woven glass cloth layer, and its grammes per square metre scope is 100 ~ 2000 grams/m.Be applicable to the pultrusion of various uses and different clients.
Further, the particle size range of described unsaturated polyester resin powder is 40-200 order.
Further, the grammes per square metre scope of described surface of polyester carpet veneer is 20-100 gram/m, and composition is PETG.
Drawing and extruding section bar composite felt of the present invention with different types of Woven glass cloth for base cloth, the unsaturated polyester resin powder of certain mass is sprinkled in the one side of Woven glass cloth, in a heated state again at this face compound one deck surface of polyester felt of Woven glass cloth, by the thawing cementation of unsaturated polyester resin powder, Woven glass cloth and surface of polyester felt are combined into an entirety.
The manufacture method that the drawing and extruding section bar composite felt that the present invention adopts is such, it comprises the steps:
Woven glass cloth base cloth enters distribution system by one and carries, two kinds of uncoil-stands can be selected, A. the 1.1KW motor of VFC drives the diameter oblique type of 240mm steel rider automatic debatching, and B. tee T reel-off stand joins 2 steel riders and tapered sleeve, and entering distribution system, to be furnished with tension adjustment frame a set of and deposit cloth groove one.
From the Woven glass cloth base cloth after entire volume debatching through a dusting system, unsaturated polyester resin powder is sprinkling upon Woven glass cloth base cloth upper surface equably by this dusting system.Unsaturated polyester resin powder is carried by the engraved roll in dusting system, and engraved roll is carved with uniform aperture, unsaturated polyester resin powder is loaded in aperture, through the rolling of engraved roll, thus falls to Woven glass cloth base cloth upper surface from powder storehouse.The rotational frequency of engraved roll, can select 1.0HZ-10.0HZ, the rotating speed that each frequency representation is different, and frequency is higher, and rotating speed is higher.
Sprinkled with the Woven glass cloth base cloth of unsaturated polyester resin powder, then smoke system through one, this smokes in system, are furnished with 30 electrothermal tubes, utilize Far-infrared Heating, can, by unsaturated polyester resin powder heating and melting, make it stick to Woven glass cloth upper surface and not roll.Smoke in system, be furnished with Teflon conveyer belt.Baked temperature can regulate arbitrarily within the scope of≤180 DEG C.
Smoke the front upper place of system, what configure a surface of polyester felt unreels system, and this unreels system, is furnished with magnetic powder brake reel-off stand, 2 cover gas expansion shaft uncoil-stands, one on the other, and 45 ° of directions configurations.
Smoke the dead ahead of system, configure a set of composite cooling system, Woven glass cloth base cloth and surface of polyester felt are combined with each other after this composite cooling system.This composite cooling system, is made up of three rollers, and 6 heating tubes inside joined by a warm-up mill, general power 15kw, automatic constant-temperature, one with the steel pressure roller of warm-up mill level, removable, controlled by pneumatic system, below warm-up mill and pressure roller, be furnished with a chill roll, by circulating water.Recombination process, Woven glass cloth and surface of polyester felt enter composite cooling system from the deflector roll at warm-up mill rear, Woven glass cloth under, surface of polyester felt is upper, the first half jointly through warm-up mill is also heated, the unsaturated polyester resin powder melting again in a heated state that Woven glass cloth upper surface adheres to, then through the compacting of pressure roller, surface of polyester felt and Woven glass cloth are bonded together, then cool through chill roll.
Drawing and extruding section bar composite felt after compound, then through trimming system, winding system, become the finished product of volume one volume.
As preferably, to be that glass is short cut felt, glass continuous felt, glass acupuncture composite felt, glass woven roving or glass stitch bonded fabrics to described Woven glass cloth layer, and its grammes per square metre scope is 100 ~ 2000 grams/m.Be applicable to the pultrusion of various uses and different clients.
Further, the particle size range of described unsaturated polyester resin powder is 40-200 order.
Further, the grammes per square metre scope of described surface of polyester carpet veneer is 20-100 gram/m, and composition is PETG.
Drawing and extruding section bar composite felt adopts bonding complex method, and utilize binding agent that both direct combinations are become an entirety, fabric unit flatness is high, adhesion strength is high, surface of polyester felt difficult drop-off, simultaneously, decrease a procedure, the pultrusion product made has excellent surface property.
The present invention's advantage is compared with prior art the mode that have employed direct combination, glass technical fabrics, surface of polyester felt unsaturated polyester resin powder are bonded together, product has very high intensity and globality, and the surface property of product excellence given by surface of polyester felt.This product directly can reduce the operation of pultrude process, for client saves cost of labor.
Accompanying drawing illustrates:
Fig. 1 is structural representation of the present invention.
Detailed description of the invention:
Below in conjunction with specific embodiments and the drawings, the invention will be further described.
As shown in Figure 1, a kind of drawing and extruding section bar composite felt, comprise base cloth layer 1, tack coat 2 and surface of polyester carpet veneer 3, described base cloth layer is Woven glass cloth layer, and tack coat is unsaturated polyester resin powder, take Woven glass cloth as base cloth, unsaturated polyester resin powder is sprinkled as tack coat, in a heated state again at this face compound one deck surface of polyester carpet veneer of the Woven glass cloth sprinkled with tack coat in the one side of Woven glass cloth.The wherein total grammes per square metre of drawing and extruding section bar composite felt: 668 grams/m; Base cloth layer: grammes per square metre 613 grams/m, scrim material knittingly shortly cuts felt, belongs to a kind of glass stitch bonded fabrics; Tack coat: grammes per square metre 10 grams/m, the granularity of unsaturated polyester resin powder used is 40 orders; Surface of polyester carpet veneer: grammes per square metre 45 grams/m.
The manufacture method of the drawing and extruding section bar composite felt that the present invention adopts, comprises the steps:
Woven glass cloth base cloth enters distribution system by one and carries, two kinds of uncoil-stands can be selected, A. the 1.1KW motor of VFC drives the diameter oblique type of 240mm steel rider automatic debatching, and B. tee T reel-off stand joins 2 steel riders and tapered sleeve, and entering distribution system, to be furnished with tension adjustment frame a set of and deposit cloth groove one.
From the Woven glass cloth base cloth after entire volume debatching through a dusting system, unsaturated polyester resin powder is sprinkling upon Woven glass cloth base cloth upper surface equably by this dusting system.Unsaturated polyester resin powder is carried by the engraved roll in dusting system, and engraved roll is carved with uniform aperture, unsaturated polyester resin powder is loaded in aperture, through the rolling of engraved roll, thus falls to Woven glass cloth base cloth upper surface from powder storehouse.The rotational frequency of engraved roll, can select 1.0HZ-10.0HZ, the rotating speed that each frequency representation is different, and frequency is higher, and rotating speed is higher.
Sprinkled with the Woven glass cloth base cloth of unsaturated polyester resin powder, then smoke system through one, this smokes in system, are furnished with 30 electrothermal tubes, utilize Far-infrared Heating, can, by unsaturated polyester resin powder heating and melting, make it stick to Woven glass cloth upper surface and not roll.Smoke in system, be furnished with Teflon conveyer belt.Baked temperature can regulate arbitrarily within the scope of≤180 DEG C.
Smoke the front upper place of system, what configure a surface of polyester felt unreels system, and this unreels system, is furnished with magnetic powder brake reel-off stand, 2 cover gas expansion shaft uncoil-stands, one on the other, and 45 ° of directions configurations.
Smoke the dead ahead of system, configure a set of composite cooling system, Woven glass cloth base cloth and surface of polyester felt are combined with each other after this composite cooling system.This composite cooling system, is made up of three rollers, and 6 heating tubes inside joined by a warm-up mill, general power 15kw, automatic constant-temperature, one with the steel pressure roller of warm-up mill level, removable, controlled by pneumatic system, below warm-up mill and pressure roller, be furnished with a chill roll, by circulating water.Recombination process, Woven glass cloth and surface of polyester felt enter composite cooling system from the deflector roll at warm-up mill rear, Woven glass cloth under, surface of polyester felt is upper, the first half jointly through warm-up mill is also heated, the unsaturated polyester resin powder melting again in a heated state that Woven glass cloth upper surface adheres to, then through the compacting of pressure roller, surface of polyester felt and Woven glass cloth are bonded together, then cool through chill roll.
Drawing and extruding section bar composite felt after compound, then through trimming system, winding system, become the finished product of volume one volume.
The present invention adopts bonding complex method, and utilize binding agent that both direct combinations are become an entirety, fabric unit flatness is high, adhesion strength is high, surface of polyester felt difficult drop-off, simultaneously, decrease a procedure, the pultrusion product made has excellent surface property; Have employed the mode of direct combination, glass technical fabrics, surface of polyester felt unsaturated polyester resin powder are bonded together, product has very high intensity and globality, and the surface property of product excellence given by surface of polyester felt.This product directly can reduce the operation of pultrude process, for client saves cost of labor.

Claims (8)

1. a drawing and extruding section bar composite felt, it is characterized in that, comprise base cloth layer, tack coat and surface of polyester carpet veneer, described base cloth layer is Woven glass cloth layer, and tack coat is unsaturated polyester resin powder, take Woven glass cloth as base cloth, unsaturated polyester resin powder is sprinkled as tack coat, in a heated state again at this face compound one deck surface of polyester carpet veneer of the Woven glass cloth sprinkled with tack coat in the one side of Woven glass cloth.
2. a kind of drawing and extruding section bar composite felt according to claim 1, it is characterized in that, to be that glass is short cut felt, glass continuous felt, glass acupuncture composite felt, glass woven roving or glass stitch bonded fabrics to described Woven glass cloth layer, and its grammes per square metre scope is 100 ~ 2000 grams/m.
3. a kind of drawing and extruding section bar composite felt according to claim 1, is characterized in that, the particle size range of described unsaturated polyester resin powder is 40 ~ 200 orders.
4. a kind of drawing and extruding section bar composite felt according to claim 1, is characterized in that, the grammes per square metre scope of described surface of polyester carpet veneer is 20 ~ 100 grams/m, and composition is PETG.
5. a manufacture method for drawing and extruding section bar composite felt, is characterized in that, it comprises the steps:
(1) Woven glass cloth base cloth layer enters distribution system conveying by one, two kinds of uncoil-stands can be selected, A. the 1.1KW motor of VFC drives the automatic debatching of the diameter oblique type of 240mm steel rider, B. tee T reel-off stand joins 2 steel riders and tapered sleeve, and entering distribution system, to be furnished with tension adjustment frame a set of and deposit cloth groove one;
(2) from the Woven glass cloth base cloth layer after entire volume debatching through a dusting system, unsaturated polyester resin powder is sprinkling upon Woven glass cloth base cloth upper surface equably by this dusting system, unsaturated polyester resin powder is carried by the engraved roll in dusting system, engraved roll is carved with uniform aperture, unsaturated polyester resin powder is loaded in aperture, through the rolling of engraved roll, thus Woven glass cloth base cloth upper surface is fallen to from powder storehouse, the rotational frequency of engraved roll, 1.0HZ-10.0HZ can be selected, the rotating speed that each frequency representation is different, frequency is higher, and rotating speed is higher;
(3) sprinkled with the Woven glass cloth base cloth of unsaturated polyester resin powder, system is smoked again through one, this smokes in system, be furnished with 30 electrothermal tubes, utilize Far-infrared Heating, can by unsaturated polyester resin powder heating and melting, it is made to stick to Woven glass cloth upper surface and not roll, smoke in system, be furnished with Teflon conveyer belt, baked temperature can regulate arbitrarily within the scope of≤180 DEG C.
(4) smoke the front upper place of system, what configure a surface of polyester felt unreels system, and this unreels system, is furnished with magnetic powder brake reel-off stand, 2 cover gas expansion shaft uncoil-stands, one on the other, and 45 ° of directions configurations;
(5) smoke the dead ahead of system, configure a set of composite cooling system, Woven glass cloth base cloth and surface of polyester felt are combined with each other after this composite cooling system; This composite cooling system, is made up of three rollers, and 6 heating tubes inside joined by a warm-up mill, general power 15kw, automatic constant-temperature, one with the steel pressure roller of warm-up mill level, removable, controlled by pneumatic system, below warm-up mill and pressure roller, be furnished with a chill roll, by circulating water.Recombination process, Woven glass cloth and surface of polyester felt enter composite cooling system from the deflector roll at warm-up mill rear, Woven glass cloth under, surface of polyester felt is upper, the first half jointly through warm-up mill is also heated, the unsaturated polyester resin powder melting again in a heated state that Woven glass cloth upper surface adheres to, then through the compacting of pressure roller, surface of polyester felt and Woven glass cloth are bonded together, then cool through chill roll;
(6) the drawing and extruding section bar composite felt after compound, then through trimming system, winding system, obtain finished product.
6. the manufacture method of a kind of drawing and extruding section bar composite felt according to claim 5, it is characterized in that, to be that glass is short cut felt, glass continuous felt, glass acupuncture composite felt, glass woven roving or glass stitch bonded fabrics to described Woven glass cloth layer, and its grammes per square metre scope is 100 ~ 2000 grams/m.
7. the manufacture method of a kind of drawing and extruding section bar composite felt according to claim 5, is characterized in that, the particle size range of described unsaturated polyester resin powder is 40-200 order.
8. the manufacture method of a kind of drawing and extruding section bar composite felt according to claim 5, is characterized in that, the grammes per square metre scope of described surface of polyester carpet veneer is 20-100 gram/m, and composition is PETG.
CN201410307825.8A 2014-06-30 2014-06-30 A kind of drawing and extruding section bar composite felt and manufacture method thereof Active CN104369473B (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105235229A (en) * 2015-11-19 2016-01-13 常州众杰复合材料有限公司 Preparation method and application of carbon fiber felt composite glass fiber fabric for pultrusion
CN105733193A (en) * 2016-03-23 2016-07-06 航天材料及工艺研究所 Preparation method of epoxy resin based composite material with controllable toughness
CN109228547A (en) * 2018-10-24 2019-01-18 株洲时代新材料科技股份有限公司 Fiber ply angles, the drawing and extruding section bar of reinforcing material

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4749610A (en) * 1986-02-20 1988-06-07 Central Glass Company, Limited Glass fiber reinforced flexible composite material using soft fluororesin
CN1227304A (en) * 1998-05-25 1999-09-01 北京建协玻璃钢门窗研究所 Glass fiber reinforced plastic door, window section and its preparation
CN201609975U (en) * 2009-10-25 2010-10-20 浙江联洋复合材料有限公司 Multi-axial composite felt
CN201850407U (en) * 2010-11-05 2011-06-01 肥城三英纤维工业有限公司 Alkali-free glass fiber chopped strand mat for vehicle roof
CN103231557A (en) * 2013-04-02 2013-08-07 浙江联洋复合材料有限公司 Glass fiber reinforced nonwoven felt for automobile ceiling and manufacturing method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4749610A (en) * 1986-02-20 1988-06-07 Central Glass Company, Limited Glass fiber reinforced flexible composite material using soft fluororesin
CN1227304A (en) * 1998-05-25 1999-09-01 北京建协玻璃钢门窗研究所 Glass fiber reinforced plastic door, window section and its preparation
CN201609975U (en) * 2009-10-25 2010-10-20 浙江联洋复合材料有限公司 Multi-axial composite felt
CN201850407U (en) * 2010-11-05 2011-06-01 肥城三英纤维工业有限公司 Alkali-free glass fiber chopped strand mat for vehicle roof
CN103231557A (en) * 2013-04-02 2013-08-07 浙江联洋复合材料有限公司 Glass fiber reinforced nonwoven felt for automobile ceiling and manufacturing method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105235229A (en) * 2015-11-19 2016-01-13 常州众杰复合材料有限公司 Preparation method and application of carbon fiber felt composite glass fiber fabric for pultrusion
CN105733193A (en) * 2016-03-23 2016-07-06 航天材料及工艺研究所 Preparation method of epoxy resin based composite material with controllable toughness
CN109228547A (en) * 2018-10-24 2019-01-18 株洲时代新材料科技股份有限公司 Fiber ply angles, the drawing and extruding section bar of reinforcing material

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Denomination of invention: A composite felt for pultrusion profile and its manufacturing method

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Pledgor: NMG COMPOSITES Co.,Ltd.

Registration number: Y2020330000730

CP02 Change in the address of a patent holder
CP02 Change in the address of a patent holder

Address after: 314511 Building 1, 111 Xinzhong Road, Chongfu Town, Tongxiang City, Jiaxing City, Zhejiang Province

Patentee after: NMG COMPOSITES Co.,Ltd.

Address before: Chongfu town Tongxiang City Wanli village in Jiaxing City, Zhejiang province 314511 Yanjing Bridge No. 6

Patentee before: NMG COMPOSITES Co.,Ltd.