CN103509483A - Heat-seal adhesive tape for chemical protective clothing and production method thereof - Google Patents
Heat-seal adhesive tape for chemical protective clothing and production method thereof Download PDFInfo
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- CN103509483A CN103509483A CN201310430766.9A CN201310430766A CN103509483A CN 103509483 A CN103509483 A CN 103509483A CN 201310430766 A CN201310430766 A CN 201310430766A CN 103509483 A CN103509483 A CN 103509483A
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Abstract
The invention provides a heat-seal adhesive tape for chemical protective clothing. The heat-seal adhesive tape comprises a base material and a coating, wherein the coating comprises 40-60 parts of polyurethane (PU), 30-40 parts of polyamide (PA) and 40-60 parts of linear low density polyethylene (LLDPE). The invention provides a method for producing the heat-seal adhesive tape for chemical protective clothing. The heat-seal adhesive tape for chemical protective clothing has high bonding strength, excellent resistance to acid and base, high corrosion resistance and excellent air, water, oil and odor resistance. The method for producing the heat-seal adhesive tape for chemical protective clothing is simple, and the product processing difficulty is low. According to the process, drying equipment is not required, the energy consumption is low, the technical process is simple, and the process is easy to implement. The heat-seal adhesive tape for chemical protective clothing has high bonding strength, high peel strength and excellent resistance to acid and base, high corrosion resistance and excellent air, water, oil and odor resistance.
Description
Technical field
The present invention relates to heat sealing adhesive tape field, be specifically related to heat sealing adhesive tape and production method thereof for a kind of biochemical defence suit.
Background technology
Heat sealing adhesive tape is to utilize glue pressing machine or thermocompressor heating, stick on the seam crossing of fabric, reach a kind of adhesive tape of better sealing effectiveness, be applied to more and more widely the gas-tight series product such as the waterproof series product such as parka, anorak, battalion's curtain, tent, rain-coat for use on motor cycle, submarine armour, waterproof footwear, waterproof bag and space suit, ascending balloon, biochemical defence suit.But owing to being subject to the impact of technology and material, existing common heat sealing adhesive tape is difficult to reach the standard of biochemical defence suit resistance to acids and bases, non-corrosibility.
PU coated fabric as disclosed in Chinese patent CN201220533011.2 has wider application owing to having waterproof and moisture permeability.Biochemical defence suit is in having the essential clothes of staff under the environment such as Hazardous Chemical Substances, corrosives, can protecting staff to exempt from the infringement of Hazardous Chemical Substances or corrosives.Its development experience isolation type, permeability type, semi-permeable and selection permeability type four-stage, but each stage does not isolate, but mutually associated, the biochemical defence suit in each stage is all to adopt the mode of sewing to carry out processing and manufacturing, and adopts dual face seals bar to seal at the seam crossing of fabric.Existing biochemical defence suit does not reach desirable sealing effectiveness with sealant tape.
At present, due to the limitation of biochemical defence suit by heat sealing adhesive tape formula and production technique, heat sealing adhesive tape is restricted in the application of biochemical defence suit.
Summary of the invention
For above-mentioned the deficiencies in the prior art, the invention provides heat sealing adhesive tape and production method thereof for a kind of biochemical defence suit, use not containing the 100% solid state heat melten gel that produces public hazards composition, after being heated into liquid state, it is coated on work piece surface, to reach bonding object evenly, regularly.
In order to achieve the above object, the technical solution used in the present invention is: a kind of biochemical defence suit heat sealing adhesive tape, comprise base material and coating, and it is characterized in that, described coating is composed of the following components:
PU40-60 part, PA(polymeric amide) 30-40 part, LLDPE40-60 part;
PU molecular weight is 20000-30000, PA(polymeric amide) molecular weight is 20000-30000, LLDPE molecular weight is 15000-25000.
Preferably, described base material is sheet, and the material of base material is nylon or tricot.
Produce a method for heat sealing adhesive tape for above-mentioned biochemical defence suit, comprise the steps:
(1) by weight coating component is mixed, heating is made into liquid, stirs and filters with filtering net;
(2) silicone oil paper is bonded on rolling pipe, base material is placed in to the compound place that unreels seat;
(3) depress compound rubber tire, regulate unwinding tension to 2.0MPa;
(4) glue is poured into from rubber block, when glue-line will arrive compound place by drying tunnel, unclamp compound rubber tire, again depress compound pinch roller put down composite base material when glue-line arrives compound place after, open air knife blowing hot-air to composite layer, make biochemical defence suit heat sealing adhesive tape of the present invention.
Preferably, the solid content of glue is 40%;
Preferably, the total thickness of glue-line and base material is controlled as 0.03-0.02mm;
Preferably, startup stirrer stirs 4 hours with the rotating speed of 3000RPM, after raw material dissolves completely, filters; Further preferred, filtering net aperture is 130 orders.
Compared with prior art, the present invention has the following advantages:
Biochemical defence suit of the present invention has very high bonding strength with heat sealing adhesive tape, excellent resistance to acids and bases and non-corrosibility, and there is good choke, water, oil and peculiar smell performance; Described protection is simple by the production method of heat sealing adhesive tape, and finished product difficulty of processing is low;
Technique of the present invention has the following advantages: do not need drying plant, energy consumption is low, and technological process is simple, is easy to realize.
Embodiment
In order to understand better technical scheme of the present invention, below in conjunction with specific embodiments of the invention and accompanying drawing, be described in detail, but the present invention is not limited to this embodiment.
In the present invention, equipment used is general-purpose equipment in industry, and traditional technology and formula are optimized.
Embodiment 1
A heat sealing adhesive tape, comprises base material and coating, it is characterized in that, described coating is composed of the following components:
40 parts of PU,
30 parts of PA,
40 parts of LLDPE;
Wherein, PU molecular weight is 20000-30000, and PA molecular weight is 20000-30000, and LLDPE molecular weight is 15000-25000.
Prepare a method for heat sealing adhesive tape for above-mentioned biochemical defence suit, comprise the steps:
1. press above-mentioned parts by weight coating component and mix, heating is made into liquid, starts stirrer and stirs 4 hours, emits a small amount of glue, after observation raw material dissolves completely, puts logical discharge port, solute is put to reactor, otherwise it is even to continue to be stirred to glue;
2. sealed reactor heats, and opens the switch of reactor recirculated water, and the temperature setting of reactor is set to 50 ℃, and reactor reaches 50 ℃ and sense after the upper and lower temperature equalisation of reactor, closes well heater and recycle pump;
3. filtering net is fixed on to the discharge outlet of reactor, glue is accessed in glue bucket, after glue bucket is full, seal;
4. silicone oil paper is placed on the conveying belt of coating machine, the base material of nylon or tricot material is placed in to the compound place that unreels seat;
5. silicone oil paper is delivered to compound place through conveying belt, is then passed to rolling place, and coater speed is adjusted to halted state, and silicone oil paper is sticked on rolling pipe, adjusts the equalization of strain on rolling both sides, and rolling initial tension is set to 4.0MPa;
6. fixed doctor, regulates thickness by processing requirement, loads onto rubber block;
7. depress compound rubber tire, regulate unwinding tension to 2.0MPa;
8. open each heating unit on coating machine, after Heating temperature is stable, by length counter zero clearing, by the speed setting of the main motor of coating to 5-10m/min;
9. glue is poured into from rubber block, and dialled evenly, the speed of coating motor is adjusted to watering the water yield and is adapted, keep continuous glue;
10. when glue-line will arrive compound place by drying tunnel, unclamp compound rubber tire, again depress compound pinch roller put down composite base material when glue-line arrives compound place after, open air knife blowing hot-air to composite layer;
11. reach after painting cloth length, stop putting glue, and coating finishes, and takes off the rolling pipe on unreeling shaft, another volume silicone oil paper are anchored on unreeling shaft, for lower whorl coating is prepared;
Work in-process after 12. coatings were placed after 24 hours, confirmed to exert oneself between two-layer work in-process when bonding easily with pulling out, to carry out bundling;
13. are placed on Scroll on cutting machine, stamp last item roller, and work in-process top and cutter leveling is whole, and unwinding tension is adjusted to 20 ± 5MPa, make the smooth process of work in-process cutter, and main frame speed is adjusted to 30-50RPM, with cutter, work in-process are cut;
14. pairs of sample adhesive tapes are tested, and stripping strength is not less than 6N/cm, and hydrostaticpressure is 2000mmH
2o, carries out tearing test by the speed setting of tension testing machine to (100 ± 10) mm/min, and sample does not rupture;
After 15. start rollings, pack.
Embodiment 2
A heat sealing adhesive tape, comprises base material and coating, it is characterized in that, described coating is composed of the following components:
60 parts of PU,
40 parts of PA,
60 parts of LLDPE;
Wherein, PU molecular weight is 20000-30000, and PA molecular weight is 20000-30000, and LLDPE molecular weight is 15000-25000.
Prepare a method for heat sealing adhesive tape for above-mentioned biochemical defence suit, comprise the steps:
1. press above-mentioned parts by weight coating component and mix, heating is made into liquid, starts stirrer and stirs 4 hours, emits a small amount of glue, after observation raw material dissolves completely, puts logical discharge port, solute is put to reactor, otherwise it is even to continue to be stirred to glue;
2. sealed reactor heats, and opens the switch of reactor recirculated water, and the temperature setting of reactor is set to 50 ℃, and reactor reaches 50 ℃ and sense after the upper and lower temperature equalisation of reactor, closes well heater and recycle pump;
3. filtering net is fixed on to the discharge outlet of reactor, glue is accessed in glue bucket, after glue bucket is full, seal;
4. silicone oil paper is placed on the conveying belt of coating machine, the base material of nylon or tricot material is placed in to the compound place that unreels seat;
5. silicone oil paper is delivered to compound place through conveying belt, is then passed to rolling place, and coater speed is adjusted to halted state, and silicone oil paper is sticked on rolling pipe, adjusts the equalization of strain on rolling both sides, and rolling initial tension is set to 4.0MPa;
6. fixed doctor, regulates thickness by processing requirement, loads onto rubber block;
7. depress compound rubber tire, regulate unwinding tension to 2.0MPa;
8. open each heating unit on coating machine, after Heating temperature is stable, by length counter zero clearing, by the speed setting of the main motor of coating to 5-10m/min;
9. glue is poured into from rubber block, and dialled evenly, the speed of coating motor is adjusted to watering the water yield and is adapted, keep continuous glue;
10. when glue-line will arrive compound place by drying tunnel, unclamp compound rubber tire, again depress compound pinch roller put down composite base material when glue-line arrives compound place after, open air knife blowing hot-air to composite layer;
11. reach after painting cloth length, stop putting glue, and coating finishes, and takes off the rolling pipe on unreeling shaft, another volume silicone oil paper are anchored on unreeling shaft, for lower whorl coating is prepared;
Work in-process after 12. coatings were placed after 24 hours, confirmed to exert oneself between two-layer work in-process when bonding easily with pulling out, to carry out bundling;
13. are placed on Scroll on cutting machine, stamp last item roller, and work in-process top and cutter leveling is whole, and unwinding tension is adjusted to 20 ± 5MPa, make the smooth process of work in-process cutter, and main frame speed is adjusted to 30-50RPM, with cutter, work in-process are cut;
14. pairs of sample adhesive tapes are tested, and stripping strength is not less than 6N/cm, and hydrostaticpressure is 2000mmH
2o, carries out tearing test by the speed setting of tension testing machine to (100 ± 10) mm/min, and sample does not rupture;
After 15. start rollings, pack.
In order to verify the effect of product of the present invention, carried out following experiment:
Stripping strength detects
Sample A is commercially available prod, and 01B is product of the present invention.
1, above 3 kinds of adhesive tapes are respectively at 150 ℃, 200 ℃, and with speed: 10m/min, pressure: 1kg, is pressed in rubber cloth (cloth cover), and test stripping strength is as shown in table 1-table 3: (unit is (N/cm))
The stripping strength of adhesive tape used while placing under table 1 cloth cover normal temperature
The stripping strength of table 2 cloth cover adhesive tape used after 60 ℃ of thermal ageings
The stripping strength of table 3 cloth cover adhesive tape used after-20 ℃ of thermal ageings
Experiment shows, biochemical defence suit of the present invention will, apparently higher than commercially available prod, have very high bonding strength by heat sealing adhesive tape stripping strength.
Claims (7)
1. a biochemical defence suit heat sealing adhesive tape, comprises base material and coating, it is characterized in that, described coating is comprised of following component and parts by weight:
PU 40-60 part,
PA 30-40 part,
LLDPE 40-60 part;
Wherein said PU molecular weight is 20000-30000, and PA molecular weight is 20000-30000, and LLDPE molecular weight is 15000-25000.
2. biochemical defence suit heat sealing adhesive tape according to claim 1, is characterized in that, described base material is sheet, and the material of base material is nylon or tricot.
3. produce a method for heat sealing adhesive tape for biochemical defence suit according to claim 1, comprise the steps:
(1) by weight coating component is mixed, heating is made into liquid, stirs and filters with filtering net;
(2) silicone oil paper is bonded on rolling pipe, base material is placed in to the compound place that unreels seat;
(3) depress compound rubber tire, regulate unwinding tension to 2.0MPa;
(4) glue is poured into from rubber block, when glue-line will arrive compound place by drying tunnel, unclamp compound rubber tire, again depress compound pinch roller put down composite base material when glue-line arrives compound place after, open air knife blowing hot-air to composite layer, make biochemical defence suit heat sealing adhesive tape of the present invention.
4. method according to claim 3, is characterized in that, the solid content of glue is 40%.
5. method according to claim 3, is characterized in that, the total thickness of glue-line and base material is controlled as 0.03-0.02mm.
6. method according to claim 3, is characterized in that, startup stirrer stirs 4 hours with the rotating speed of 3000RPM, after raw material dissolves completely, filters.
7. method according to claim 3, is characterized in that, filtering net aperture is 130 orders.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310430766.9A CN103509483B (en) | 2013-09-18 | 2013-09-18 | Heat-seal adhesive tape for chemical protective clothing and production method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310430766.9A CN103509483B (en) | 2013-09-18 | 2013-09-18 | Heat-seal adhesive tape for chemical protective clothing and production method thereof |
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| CN103509483A true CN103509483A (en) | 2014-01-15 |
| CN103509483B CN103509483B (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310430766.9A Active CN103509483B (en) | 2013-09-18 | 2013-09-18 | Heat-seal adhesive tape for chemical protective clothing and production method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110746893A (en) * | 2019-10-30 | 2020-02-04 | 南京昵酷户外用品有限公司 | Production and use method of hot melt belt |
| CN112795327A (en) * | 2020-12-31 | 2021-05-14 | 泉州共盈康兴新材料科技有限公司 | High-waterproof seam heat-sealing adhesive tape and preparation process thereof |
| CN115746722A (en) * | 2022-10-31 | 2023-03-07 | 福建友谊胶粘带集团有限公司 | Preparation process of masking tape for high-temperature-resistant baking varnish |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1140463A (en) * | 1994-02-14 | 1997-01-15 | 美国3M公司 | Extensible flatback adhesive sheet |
| US20120034459A1 (en) * | 2010-08-05 | 2012-02-09 | Ishida Co., Ltd | Heat sealing adhesive tape and consumer product display |
| CN202898317U (en) * | 2012-08-09 | 2013-04-24 | 江门市蓬江区盈通塑胶制品有限公司 | Thermal adhesive tape for protective clothing |
-
2013
- 2013-09-18 CN CN201310430766.9A patent/CN103509483B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1140463A (en) * | 1994-02-14 | 1997-01-15 | 美国3M公司 | Extensible flatback adhesive sheet |
| US20120034459A1 (en) * | 2010-08-05 | 2012-02-09 | Ishida Co., Ltd | Heat sealing adhesive tape and consumer product display |
| CN202898317U (en) * | 2012-08-09 | 2013-04-24 | 江门市蓬江区盈通塑胶制品有限公司 | Thermal adhesive tape for protective clothing |
Non-Patent Citations (1)
| Title |
|---|
| 王润珩: ""热熔胶粘剂的生产及应用"", 《2004北京国际粘接技术研讨会论文集》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110746893A (en) * | 2019-10-30 | 2020-02-04 | 南京昵酷户外用品有限公司 | Production and use method of hot melt belt |
| CN112795327A (en) * | 2020-12-31 | 2021-05-14 | 泉州共盈康兴新材料科技有限公司 | High-waterproof seam heat-sealing adhesive tape and preparation process thereof |
| CN115746722A (en) * | 2022-10-31 | 2023-03-07 | 福建友谊胶粘带集团有限公司 | Preparation process of masking tape for high-temperature-resistant baking varnish |
| CN115746722B (en) * | 2022-10-31 | 2024-03-08 | 福建友谊胶粘带集团有限公司 | Preparation process of high-temperature-resistant masking tape for baking varnish shielding |
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| CN103509483B (en) | 2014-12-10 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Heat sealing adhesive tape and production method thereof for a kind of biochemical defence suit Effective date of registration: 20151013 Granted publication date: 20141210 Pledgee: Bank of China Limited by Share Ltd. Jiangmen branch Pledgor: JIANGMEN CITY PENGJIANG DISTRICT YINGTONG PLASTIC PRODUCTS CO.,LTD. Registration number: 2015990000863 |
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| CP01 | Change in the name or title of a patent holder |
Address after: 529075 Duruan Town North Ring Road Double Floor Industrial Zone, Pengjiang District, Jiangmen City, Guangdong Province Patentee after: GUANGDONG YINGTONG NEW MATERIAL Co.,Ltd. Address before: 529075 Duruan Town North Ring Road Double Floor Industrial Zone, Pengjiang District, Jiangmen City, Guangdong Province Patentee before: JIANGMEN CITY PENGJIANG DISTRICT YINGTONG PLASTIC PRODUCTS CO.,LTD. |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220817 Granted publication date: 20141210 Pledgee: Bank of China Limited by Share Ltd. Jiangmen branch Pledgor: JIANGMEN CITY PENGJIANG DISTRICT YINGTONG PLASTIC PRODUCTS CO.,LTD. Registration number: 2015990000863 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |