CN104497904A - Horizontal easily-peelable knitted adhesive tape and preparation method thereof - Google Patents
Horizontal easily-peelable knitted adhesive tape and preparation method thereof Download PDFInfo
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- CN104497904A CN104497904A CN201410852836.4A CN201410852836A CN104497904A CN 104497904 A CN104497904 A CN 104497904A CN 201410852836 A CN201410852836 A CN 201410852836A CN 104497904 A CN104497904 A CN 104497904A
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Abstract
The invention relates to a horizontal easily-peelable knitted adhesive tape which comprises a base layer for coating an adhesive, wherein the base layer consists of a protective layer and a knitted layer; the protective layer is a silicon release layer; the knitted layer is formed by interweaving longitude lines and latitude lines; the tensile strength ratio of the latitude lines to the longitude lines is 1.4 to 1.6, wherein the tensile strength range of the longitude lines is from 65MPa to 95MPa; the tensile strength range of the latitude lines is from 100MPa to 140MPa; the invention also relates to a preparation method of the horizontal easily-peelable knitted adhesive tape. By adopting longitude and latitude materials (the tensile strength ratio of the latitude lines to the longitude lines is 1.4 to 1.6) which are obvious in strength difference, horizontal tearing is easy to realize, a torn end is not deformed, a torn surface is simplex and flat, and a good horizontal tearing effect is achieved; when the horizontal easily-peelable knitted adhesive tape is in use, horizontal tearing can be realized without using a tool, so that the adhesive tape is quite convenient to use; meanwhile, the preparation method of the horizontal easily-peelable knitted adhesive tape is simple, and the prepared adhesive tape is good in viscosity and good in stability.
Description
Technical field
The present invention relates to a kind of sealing tape, particularly relate to a kind of laterally easily tearing and weave sealing tape and preparation method thereof.
Background technology
Sealing tape is with paper, cloth, film for base material, then glue is uniformly coated on above-mentioned base material and makes.Along with Material Field ground development, braided material has been widely used in the field such as daily life and industrial packaging, wherein weaving and tackiness agent is combined and is applied to the direction that sealing tape field is the development of following sealing tape.Knitter's artistic skill gives material certain strength and stability, braided material is used for the exploitation of sealing tape, can not only realizes the innovation of sealing tape preparation technology, and can improve the performance of sealing tape further, such as: tensile strength etc.
At present, technique braided material being applied to sealing tape field has been tending towards ripe, but the intensity difference in length and breadth to material of braiding sealing tape is in the market not obvious, the transverse direction that cannot meet under some strength demand prerequisite tears needs, need during use to carry out lateral shear by instrument, use inconvenience.
Summary of the invention
Technical problem to be solved by this invention provides a kind of transverse direction easy to use easily to tear braiding sealing tape.
Another technical problem to be solved by this invention is to provide the preparation method that a kind of above-mentioned transverse direction easily tears braiding sealing tape.
The present invention solves the technical scheme that first technical problem adopt: a kind ofly laterally easily tears braiding sealing tape; comprise the basic unit for being coated with sizing agent; it is characterized in that: described basic unit comprises protective layer and braid; described protective layer is silicon release layer; described braid is interwoven by warp and parallel and parallel is 1.4 ~ 1.6 with the tensile strength ratio of warp; the tensile strength scope of wherein said warp is 65 ~ 95MPa, and the tensile strength scope of parallel is 100 ~ 140MPa.
As preferably, described parallel is the one in carbon fiber, glass fibre or the flat polymeric amide of Graphene modification, and described warp is the one in trevira, polyethylene terephthalate, polymeric amide or polypropylene fibre.
Further, described parallel is the flat polymeric amide of Graphene modification, described warp is trevira, wherein the flat polymeric amide of Graphene modification is a kind of conjugated fibre of high strength, the hydroxyl that the groups such as the amido contained in polyamide structure, epoxy group(ing) can contain with terylene and carboxyl generation crosslinking reaction, form hydrogen bond, and then improve the bonding strength between fiber, the Stability Analysis of Structures of Graphene and intensity is large, can improve the strength property of matrix material further.
As preferably, the thickness of described silicon release layer is 8 ~ 10um, and the thickness of described braid is 20 ~ 30um.
As preferably, described parallel is 1.25 ~ 3.2 with the width ratio of warp, the width of wherein said warp is 0.5 ~ 0.8mm and the width of described parallel is 1 ~ 1.6mm, and the spacing between adjacent parallel is 0.5 ~ 0.8mm, makes warp and woof close-packed arrays, be woven into after braid through tabby weave and not only can meet required mechanical property, thus realize laterally easily tearing, and be convenient to judgement and tear with force, more convenient to operate during use, decrease the use of material simultaneously, control production cost.
Further, the width of described warp is 0.6mm, and the width of described parallel is 1.2mm, and the spacing between adjacent parallel is 0.6mm.
The present invention solves the technical scheme that second technical problem adopt: the preparation method that above-mentioned transverse direction easily tears braiding sealing tape comprises the following steps:
(1) described braid adopts inkle loom to adopt tabby weave one on the other to be formed by warp and parallel, the thickness of this braid is 20 ~ 30um, its equator is the one in carbon fiber, glass fibre or the flat polymeric amide of Graphene modification, warp is the one in trevira, polyethylene terephthalate, polymeric amide or polypropylene fibre, parallel is 1.25 ~ 3.2 with the width ratio of warp, the width of warp is 0.5 ~ 0.8mm, the width of parallel is 1 ~ 1.6mm, and the spacing between adjacent parallel is 0.5 ~ 0.8mm;
(2) corona is carried out at protective layer, corona discharge power is 1.0 ~ 2.0KW, travelling speed is 10m/min, then in the agent of protective layer coating polyester pressure-sensitive adhesive, the braid of preparation is positioned in the agent of polyester pressure-sensitive adhesive, thus making braid and protective layer bond and form basic unit, protective layer is silicon release layer;
(3) basic unit prepared by step (2) is put into baking oven and carry out drying, drying temperature is 60 ~ 120 DEG C, and time of drying is 1 ~ 3min, carries out compound and rolling subsequently, and wherein composite pressure is 0.15 ~ 0.2kg;
(4) finally at the quick sizing agent of braiding aspect coated heat fusion pressure, be placed in baking oven and carry out drying, drying temperature is 60 ~ 120 DEG C, and time of drying is 1 ~ 3min, carries out compound and rolling more subsequently, and wherein composite pressure is 0.15 ~ 0.3kg.
Described Graphene changes lower flat polymeric amide and obtains by the following method:
Prepared by a, polyamide polymer melt: get after 3 ~ 5g diethylenetriamine is dissolved in deionized water and pour in container A, stir, then 0.5 ~ 1h is incubated after slowly adding 60 ~ 80g hexanodioic acid, be warming up to 200 ~ 220 DEG C of polymerization 2 ~ 2.5h subsequently, then add 15 ~ 20g epoxy chloropropane after being cooled to 50 ~ 60 DEG C, after insulation 0.5 ~ 1h, be warming up to 250 ~ 260 DEG C of polymerization 2 ~ 3h again;
Prepared by b, terylene polymer melt: getting 8 ~ 12g Graphene in deionized water for ultrasonic dispersion 2 ~ 3h, pouring stirring 1 ~ 2h in container A into for subsequent use to mixing; At 250 ~ 260 DEG C, 5 ~ 6h is polymerized by 15 ~ 20g terephthalic acid, 8 ~ 10g 1,3-PD, 2 ~ 3g silicon-dioxide to container B
;
The flat polyamide compound fibre preparation of c, black alkene modification: by after the Mixing of Polymer Melt in container A and container B at 250 ~ 260 DEG C constant temperature stir 4 ~ 6h, vacuum drying oven drying 2 ~ 3h is placed on the deionized water process 2 ~ 3h of boiling, through a step electrodip process, polymer melt is deposited on copper electrode again, peel off from copper electrode after 80 ~ 100 DEG C of drying 1 ~ 2h and form thin-film material, the i.e. flat polyamide compound fibre of Graphene modification, wherein, voltage is 10 ~ 15V, reaction times 30 ~ 45min.
Compared with prior art, the invention has the advantages that: the present invention is by selecting the obvious longitude and latitude material of strength difference (parallel is 1.4 ~ 1.6 with the tensile strength ratio of warp), its equator uses high-strength material to make braid be difficult to realize longitudinal tear, and braid is under the acting in conjunction of the warp materials of its tabby weave and common intensity, be easy to realize laterally tearing, and it is indeformable to tear end, tear face is single smooth, obtain horizontal easily tearing effects well, laterally tear without the need to realizing by instrument during use, make the use of sealing tape very convenient, easily to tear braiding sealing tape preparation method simple and easy for this transverse direction simultaneously, the adhesive tape adhesiveness of preparation is good, good stability.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail.
Embodiment 1:
Laterally easily tear braiding sealing tape to be made up of basic unit and the adhesive layer coating basic unit; wherein basic unit is made up of protective layer and braid; protective layer is silicon release layer; braid is interwoven by warp and parallel and parallel is 1.4 ~ 1.6 with the tensile strength ratio of warp; the tensile strength scope of its middle longitude is 65 ~ 95MPa; the tensile strength scope of parallel is 100 ~ 140MPa, and the present embodiment equator and parallel are respectively carbon fiber and trevira.
Preparation process is as follows:
(1) braid is by the preparation of SJDV 10/25 type narrow-fabric needle loom, warp and parallel is had to adopt tabby weave one on the other to be formed, the thickness of braid is 20um, parallel is 1.25 with the width ratio of warp, the width of its middle longitude is 0.8um, the width of parallel is 1un, and the spacing be connected between parallel is 0.5um.
(2) protective layer is silicon release layer; thickness is 8um; corona is carried out at protective layer; corona discharge power is 1.0KW; travelling speed is 10m/min; then in the agent of protective layer coating polyester pressure-sensitive adhesive, the braid of preparation is positioned in the agent of polyester pressure-sensitive adhesive, thus makes braid and protective layer bond and form basic unit.
(3) basic unit of preparation is put into baking oven to dry, drying temperature is 60 DEG C, and time of drying is 3min, carries out compound and rolling subsequently, and wherein composite pressure is 0.2kg.
(4) finally at the quick sizing agent of braiding aspect coated heat fusion pressure, be placed in baking oven and carry out drying, drying temperature is 60 DEG C, and time of drying is 3min, carry out compound and rolling subsequently again to obtain required transverse direction and easily tear braiding sealing tape, wherein composite pressure is 0.3kg.
Embodiment 2:
Laterally easily tear braiding sealing tape to be made up of basic unit and the adhesive layer coating basic unit; wherein basic unit is made up of protective layer and braid; protective layer is silicon release layer; braid is interwoven by warp and parallel and parallel is 1.4 ~ 1.6 with the tensile strength ratio of warp; the tensile strength scope of its middle longitude is 65 ~ 95MPa; the tensile strength scope of parallel is 100 ~ 140MPa, and the present embodiment equator and parallel are respectively glass fibre and polyethylene terephthalate.
Preparation process is as follows:
(1) braid is by the preparation of SJDV 10/25 type narrow-fabric needle loom, warp and parallel is had to adopt tabby weave one on the other to be formed, the thickness of braid is 25um, parallel is 1.5 with the width ratio of warp, the width of its middle longitude is 0.8um, the width of parallel is 1.2un, and the spacing be connected between parallel is 0.6um.
(2) protective layer is silicon release layer; thickness is 8um; corona is carried out at protective layer; corona discharge power is 1.5KW; travelling speed is 10m/min; then in the agent of protective layer coating polyester pressure-sensitive adhesive, the braid of preparation is positioned in the agent of polyester pressure-sensitive adhesive, thus makes braid and protective layer bond and form basic unit.
(3) basic unit of preparation is put into baking oven to dry, drying temperature is 90 DEG C, and time of drying is 2min, carries out compound and rolling subsequently, and wherein composite pressure is 0.17kg.
(4) finally at the quick sizing agent of braiding aspect coated heat fusion pressure, be placed in baking oven and carry out drying, drying temperature is 90 DEG C, and time of drying is 2min, carry out compound and rolling subsequently again to obtain required transverse direction and easily tear braiding sealing tape, wherein composite pressure is 1.5kg.
Embodiment 3:
Laterally easily tear braiding sealing tape to be made up of basic unit and the adhesive layer coating basic unit; wherein basic unit is made up of protective layer and braid; protective layer is silicon release layer; described braid is interwoven by warp and parallel and parallel is 1.4 ~ 1.6 with the tensile strength ratio of warp; the tensile strength scope of wherein said warp is 65 ~ 95MPa; the tensile strength scope of parallel is 100 ~ 140MPa, and the present embodiment equator and parallel are respectively the flat polymeric amide of Graphene modification and polymeric amide.
Preparation process is as follows:
(1) braid is by the preparation of SJDV 10/25 type narrow-fabric needle loom, warp and parallel is had to adopt tabby weave one on the other to be formed, the thickness of braid is 20um, parallel is 2 with the width ratio of warp, the width of its middle longitude is 0.5um, the width of parallel is 1un, and the spacing be connected between parallel is 0.8um.
(2) protective layer is silicon release layer; thickness is 10um; corona is carried out at protective layer; corona discharge power is 2.0KW; travelling speed is 10m/min; then in the agent of protective layer coating polyester pressure-sensitive adhesive, the braid of preparation is positioned in the agent of polyester pressure-sensitive adhesive, thus makes braid and protective layer bond and form basic unit.
(3) basic unit of preparation is put into baking oven to dry, drying temperature is 120 DEG C, and time of drying is 1min, carries out compound and rolling subsequently, and wherein composite pressure is 0.15kg.
(4) finally at the quick sizing agent of braiding aspect coated heat fusion pressure, be placed in baking oven and carry out drying, drying temperature is 120 DEG C, and time of drying is 1min, carry out compound and rolling subsequently again to obtain required transverse direction and easily tear braiding sealing tape, wherein composite pressure is 0.15kg.
Wherein the flat polymeric amide of Graphene modification is prepared by the following method:
Prepared by a, polyamide polymer melt: get after 3g diethylenetriamine is dissolved in deionized water and pour in there-necked flask A, stir, then 0.5 ~ 1h is incubated after slowly adding 60g hexanodioic acid, be warming up to 200 DEG C of polyreaction 2h subsequently, then add 15g epoxy chloropropane after being cooled to 50 DEG C, after insulation 0.5h, be warming up to 250 DEG C of polyreaction 2h again;
Prepared by b, terylene polymer melt: get 8g Graphene and disperse 2h in deionized water for ultrasonic, pours in there-necked flask A that to stir 1h for subsequent use to mixing into; By in 15g terephthalic acid, 8g 1,3-PD, 2g silicon-dioxide to there-necked flask B at 250 DEG C polyreaction 5h;
The flat polyamide compound fibre preparation of c, black alkene modification: by after the Mixing of Polymer Melt in there-necked flask A and there-necked flask B at 250 DEG C constant temperature stir 4h, the dry 2h of vacuum drying oven is placed on the deionized water process 2h of boiling, through a step electrodip process, polymer melt is deposited on copper electrode again, peel off from copper electrode after 80 DEG C of dry 1h and form thin-film material, the i.e. flat polyamide compound fibre of Graphene modification, wherein, voltage is 10V, reaction times 30min.
Embodiment 4:
Laterally easily tear braiding sealing tape to be made up of basic unit and the adhesive layer coating basic unit; wherein basic unit is made up of protective layer and braid; protective layer is silicon release layer; described braid is interwoven by warp and parallel and parallel is 1.4 ~ 1.6 with the tensile strength ratio of warp; the tensile strength scope of wherein said warp is 65 ~ 95MPa; the tensile strength scope of parallel is 100 ~ 140MPa, and the present embodiment equator and parallel are respectively the flat polymeric amide of Graphene modification and polypropylene fibre.
Preparation process is as follows:
(1) braid is by the preparation of SJDV 10/25 type narrow-fabric needle loom, warp and parallel is had to adopt tabby weave one on the other to be formed, the thickness of braid is 20um, parallel is 2.5 with the width ratio of warp, the width of its middle longitude is 0.6um, the width of parallel is 1.5un, and the spacing be connected between parallel is 0.7um.
(2) protective layer is silicon release layer; thickness is 8um; corona is carried out at protective layer; corona discharge power is 1.0KW; travelling speed is 10m/min; then in the agent of protective layer coating polyester pressure-sensitive adhesive, the braid of preparation is positioned in the agent of polyester pressure-sensitive adhesive, thus makes braid and protective layer bond and form basic unit.
(3) basic unit of preparation is put into baking oven to dry, drying temperature is 60 DEG C, and time of drying is 3min, carries out compound and rolling subsequently, and wherein composite pressure is 0.2kg.
(4) finally at the quick sizing agent of braiding aspect coated heat fusion pressure, be placed in baking oven and carry out drying, drying temperature is 60 DEG C, and time of drying is 3min, carry out compound and rolling subsequently again to obtain required transverse direction and easily tear braiding sealing tape, wherein composite pressure is 0.3kg.
The flat polymeric amide of above-mentioned Graphene modification is prepared by the following method:
Prepared by a, polyamide polymer melt: get after 4g diethylenetriamine is dissolved in deionized water and pour in there-necked flask A, stir, then 0.7h is incubated after slowly adding 70g hexanodioic acid, be warming up to 210 DEG C of polyreaction 2.2h subsequently, then add 17g epoxy chloropropane after being cooled to 55 DEG C, after insulation 0.7h, be warming up to 255 DEG C of polyreaction 2.5h again;
Prepared by b, terylene polymer melt: get 10g Graphene and disperse 2.5h in deionized water for ultrasonic, pours in there-necked flask A that to stir 1.5h for subsequent use to mixing into; By in 17g terephthalic acid, 9g 1,3-PD, 2.5g silicon-dioxide to there-necked flask B at 255 DEG C polyreaction 5.5h;
The flat polyamide compound fibre preparation of c, black alkene modification: by after the Mixing of Polymer Melt in there-necked flask A and there-necked flask B at 255 DEG C constant temperature stir 5h, the dry 2.5h of vacuum drying oven is placed on the deionized water process 2.5h of boiling, through a step electrodip process, polymer melt is deposited on copper electrode again, peel off from copper electrode after 90 DEG C of dry 1.5h and form thin-film material, the i.e. flat polyamide compound fibre of Graphene modification, wherein, voltage is 13V, reaction times 40min.
Embodiment 5:
Laterally easily tear braiding sealing tape to be made up of basic unit and the adhesive layer coating basic unit; wherein basic unit is made up of protective layer and braid; protective layer is silicon release layer; described braid is interwoven by warp and parallel and parallel is 1.4 ~ 1.6 with the tensile strength ratio of warp; the tensile strength scope of wherein said warp is 65 ~ 95MPa; the tensile strength scope of parallel is 100 ~ 140MPa, and the present embodiment equator and parallel are respectively the flat polymeric amide of Graphene modification and trevira.
Preparation process is as follows:
(1) braid is by the preparation of SJDV 10/25 type narrow-fabric needle loom, warp and parallel is had to adopt tabby weave one on the other to be formed, the thickness of braid is 25um, parallel is 3.2 with the width ratio of warp, the width of its middle longitude is 0.5um, the width of parallel is 1.6un, and the spacing be connected between parallel is 0.6um.
(2) protective layer is silicon release layer; thickness is 8um; corona is carried out at protective layer; corona discharge power is 1.5KW; travelling speed is 10m/min; then in the agent of protective layer coating polyester pressure-sensitive adhesive, the braid of preparation is positioned in the agent of polyester pressure-sensitive adhesive, thus makes braid and protective layer bond and form basic unit.
(3) basic unit of preparation is put into baking oven to dry, drying temperature is 90 DEG C, and time of drying is 2min, carries out compound and rolling subsequently, and wherein composite pressure is 0.17kg.
(4) finally at the quick sizing agent of braiding aspect coated heat fusion pressure, be placed in baking oven and carry out drying, drying temperature is 90 DEG C, and time of drying is 2min, carry out compound and rolling subsequently again to obtain required transverse direction and easily tear braiding sealing tape, wherein composite pressure is 1.5kg.
Above-mentioned Graphene modification flat polymeric amide preparation process is as follows:
Prepared by a, polyamide polymer melt: get after 5g diethylenetriamine is dissolved in deionized water and pour in there-necked flask A, stir, then 1h is incubated after slowly adding 80g hexanodioic acid, be warming up to 220 DEG C of polyreaction 2.5h subsequently, then add 20g epoxy chloropropane after being cooled to 60 DEG C, after insulation 1h, be warming up to 260 DEG C of polyreaction 3h again;
Prepared by b, terylene polymer melt: get 12g Graphene and disperse 3h in deionized water for ultrasonic, pours in there-necked flask A that to stir 2h for subsequent use to mixing into; By in 20g terephthalic acid, 10g 1,3-PD, 3g silicon-dioxide to there-necked flask B at 260 DEG C polyreaction 6h;
The flat polyamide compound fibre preparation of c, black alkene modification: by after the Mixing of Polymer Melt in there-necked flask A and there-necked flask B at 260 DEG C constant temperature stir 6h, the dry 3h of vacuum drying oven is placed on the deionized water process 3h of boiling, through a step electrodip process, polymer melt is deposited on copper electrode again, peel off from copper electrode after 100 DEG C of dry 2h and form thin-film material, the i.e. flat polyamide compound fibre of Graphene modification, wherein, voltage is 15V, reaction times 45min.
Embodiment 6:
Transverse direction obtained in embodiment 1 ~ 5 is easily torn braiding sealing tape and carry out tensile strength test (comprising horizontal and vertical) by GB/T33622005, specific as follows: to utilize autoplotter (model AG-IS, Shimadzu Corporation) measure tensile strength, by the distance between chuck being set as 100mm and stretching to test sample under the draw speed of 300m/min, measure the stress reaching fracture.In machine and transverse direction this measurement operation of sealing tape is repeated 3 times respectively.From experimental result, the transverse tensile strength that transverse direction in embodiment 1 ~ 5 easily tears braiding sealing tape is 0.5 ~ 0.8 with longitudinal tensile strength ratio, the transverse direction wherein prepared in embodiment 5 is easily torn braiding sealing tape transverse tensile strength and is reached 0.5 with longitudinal tensile strength ratio, availability preferably laterally tears braiding sealing tape, sealing tape in embodiment 1 ~ 5 arranged side by side is in process of the test, tear end not all to be out of shape, tear surfacing, all can obtain single horizontal tear face, can tear in desired position.
Further, independent tensile strength test (meeting GB/T33622005) is carried out to the flat polyamide compound fibre of Graphene modification synthesized in the present invention, test result is as shown in table 1, from table 1, the flat polyamide compound fibre performance of the Graphene modification of synthesizing in the present invention and superior tensile performance, when for braid parallel of the present invention, this braid can be made to obtain good tensile performance in wale-wise, in conjunction with the optional warp materials in the present invention, the sealing tape prepared by this braid is finally made to obtain the technique effect laterally easily torn.
Table 1: the flat polymeric amide tensile property of Graphene modification
| Material | Tensile strength/MPa | Tensile elongation/% | Elongation at break/% |
| Terylene | 85.3 | 25 | 13.8 |
| Polymeric amide | 91.8 | 13 | 10.4 |
| The flat polymeric amide of Graphene modification | 128.0 | 5.6 | 7.2 |
Claims (9)
1. a transverse direction easily tears braiding sealing tape; comprise the basic unit for being coated with sizing agent; it is characterized in that: described basic unit is made up of protective layer and braid; described protective layer is silicon release layer; described braid is interwoven by warp and parallel and parallel is 1.4 ~ 1.6 with the tensile strength ratio of warp; the tensile strength scope of wherein said warp is 65 ~ 95MPa, and the tensile strength scope of parallel is 100 ~ 140MPa.
2. laterally easily tear braiding sealing tape as claimed in claim 1, it is characterized in that: described parallel is the one in carbon fiber, glass fibre or the flat polymeric amide of Graphene modification, and described warp is the one in trevira, polyethylene terephthalate, polymeric amide or polypropylene fibre.
3. laterally easily tear braiding sealing tape as claimed in claim 2, it is characterized in that: described parallel is the flat polymeric amide of Graphene modification, and described warp is trevira.
4. laterally easily tear braiding sealing tape as claimed in claim 1, it is characterized in that: the thickness of described silicon release layer is 8 ~ 10um, the thickness of described braid is 20 ~ 30um.
5. the transverse direction as described in claim 1 or 2 or 3 easily tears braiding sealing tape, it is characterized in that: described parallel is 1.25 ~ 3.2 with the width ratio of warp, the width of wherein said warp is 0.5 ~ 0.8mm and the width of described parallel is 1 ~ 1.6mm, and the spacing between adjacent parallel is 0.5 ~ 0.8mm.
6. laterally easily tear braiding sealing tape as claimed in claim 5, it is characterized in that: the width of described warp is 0.6mm, the width of described parallel is 1.2mm, and the spacing between adjacent parallel is 0.6mm.
7. the preparation method laterally easily tearing braiding sealing tape as claimed in claim 1, is characterized in that comprising the following steps:
(1) described braid adopts inkle loom to adopt tabby weave one on the other to be formed by warp and parallel, the thickness of this braid is 20 ~ 30um, its equator is the one in carbon fiber, glass fibre or the flat polymeric amide of Graphene modification, warp is the one in trevira, polyethylene terephthalate, polymeric amide or polypropylene fibre, warp is 1.25 ~ 3.2 with the width ratio of parallel, the width of warp is 0.5 ~ 0.8mm, the width of parallel is 1 ~ 1.6mm, and the spacing between adjacent parallel is 0.5 ~ 0.8mm;
(2) corona is carried out at protective layer, corona discharge power is 1.0 ~ 2.0KW, travelling speed is 10m/min, then in the agent of protective layer coating polyester pressure-sensitive adhesive, the braid of preparation is positioned in the agent of polyester pressure-sensitive adhesive, thus making braid and protective layer bond and form basic unit, protective layer is silicon release layer, and thickness is 8 ~ 10um;
(3) basic unit prepared by step (2) is put into baking oven and carry out drying, drying temperature is 60 ~ 120 DEG C, and time of drying is 1 ~ 3min, carries out compound and rolling subsequently, and wherein composite pressure is 0.15 ~ 0.2kg;
(4) finally at the quick sizing agent of braiding aspect coated heat fusion pressure, be placed in baking oven and carry out drying, drying temperature is 60 ~ 120 DEG C, and time of drying is 1 ~ 3min, carries out compound and rolling more subsequently, and wherein composite pressure is 0.15 ~ 0.3kg.
8. the preparation method laterally tearing braiding sealing tape as claimed in claim 7, is characterized in that: described parallel is the flat polymeric amide of Graphene modification, and described warp is trevira.
9. the preparation method laterally tearing braiding sealing tape as claimed in claim 8, is characterized in that the flat polymeric amide of described Graphene modification obtains by the following method:
Prepared by a, polyamide polymer melt: get after 3 ~ 5g diethylenetriamine is dissolved in deionized water and pour in container A, stir, then 0.5 ~ 1h is incubated after slowly adding 60 ~ 80g hexanodioic acid, be warming up to 200 ~ 220 DEG C of polyreaction 2 ~ 2.5h subsequently, then add 15 ~ 20g epoxy chloropropane after being cooled to 50 ~ 60 DEG C, after insulation 0.5 ~ 1h, be warming up to 250 ~ 260 DEG C of polyreaction 2 ~ 3h again;
Prepared by b, terylene polymer melt: getting 8 ~ 12g Graphene in deionized water for ultrasonic dispersion 2 ~ 3h, pouring stirring 1 ~ 2h in container A into for subsequent use to mixing; By 15 ~ 20g terephthalic acid, 8 ~ 10g1, in ammediol, 2 ~ 3g silicon-dioxide to container B at 250 ~ 260 DEG C polyreaction 5 ~ 6h;
The flat polyamide compound fibre preparation of c, black alkene modification: by after the Mixing of Polymer Melt in container A and container B at 250 ~ 260 DEG C constant temperature stir 4 ~ 6h, vacuum drying oven drying 2 ~ 3h is placed on the deionized water process 2 ~ 3h of boiling, through a step electrodip process, polymer melt is deposited on copper electrode again, peel off from copper electrode after 80 ~ 100 DEG C of drying 1 ~ 2h and form thin-film material, the i.e. flat polyamide compound fibre of Graphene modification, wherein, voltage is 10 ~ 15V, reaction times 30 ~ 45min.
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| CN109674374A (en) * | 2019-01-24 | 2019-04-26 | 宁波大学 | A kind of tearable multifunctional towel and preparation method thereof |
| CN109705761A (en) * | 2018-12-28 | 2019-05-03 | 宁波三同编织有限公司 | A kind of longitudinal direction easily tear braiding adhesive tape and preparation method thereof |
| CN109735242A (en) * | 2018-12-28 | 2019-05-10 | 宁波三同编织有限公司 | It is a kind of easily to tear braiding adhesive tape and preparation method thereof |
| CN116084176A (en) * | 2022-12-28 | 2023-05-09 | 宿迁市佳鑫布业有限公司 | Macromolecule modified high-strength tearing-resistant sunshade tarpaulin and preparation method thereof |
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| JP2000319614A (en) * | 1999-05-12 | 2000-11-21 | Okamoto Ind Inc | Double-sided adhesive tape |
| CN103497696A (en) * | 2013-09-29 | 2014-01-08 | 苏州华周胶带有限公司 | Glass fiber tape |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000319614A (en) * | 1999-05-12 | 2000-11-21 | Okamoto Ind Inc | Double-sided adhesive tape |
| CN103497696A (en) * | 2013-09-29 | 2014-01-08 | 苏州华周胶带有限公司 | Glass fiber tape |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109705761A (en) * | 2018-12-28 | 2019-05-03 | 宁波三同编织有限公司 | A kind of longitudinal direction easily tear braiding adhesive tape and preparation method thereof |
| CN109735242A (en) * | 2018-12-28 | 2019-05-10 | 宁波三同编织有限公司 | It is a kind of easily to tear braiding adhesive tape and preparation method thereof |
| CN109735242B (en) * | 2018-12-28 | 2021-02-12 | 宁波三同编织有限公司 | Easy-to-tear woven adhesive tape and preparation method thereof |
| CN109705761B (en) * | 2018-12-28 | 2021-02-19 | 宁波三同编织有限公司 | Longitudinal easy-to-tear woven adhesive tape and preparation method thereof |
| CN109674374A (en) * | 2019-01-24 | 2019-04-26 | 宁波大学 | A kind of tearable multifunctional towel and preparation method thereof |
| CN116084176A (en) * | 2022-12-28 | 2023-05-09 | 宿迁市佳鑫布业有限公司 | Macromolecule modified high-strength tearing-resistant sunshade tarpaulin and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN104497904B (en) | 2017-03-29 |
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