WO2018000713A1 - 一种柔性丁腈双面胶消防水带的制备工艺 - Google Patents

一种柔性丁腈双面胶消防水带的制备工艺 Download PDF

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Publication number
WO2018000713A1
WO2018000713A1 PCT/CN2016/108000 CN2016108000W WO2018000713A1 WO 2018000713 A1 WO2018000713 A1 WO 2018000713A1 CN 2016108000 W CN2016108000 W CN 2016108000W WO 2018000713 A1 WO2018000713 A1 WO 2018000713A1
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Prior art keywords
hose
layer
double
temperature
extrusion
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PCT/CN2016/108000
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English (en)
French (fr)
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沙月华
王东晖
卢宇
汪凯
黄郁
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五行科技股份有限公司
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Publication of WO2018000713A1 publication Critical patent/WO2018000713A1/zh

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B25/00—Layered products comprising a layer of natural or synthetic rubber
    • B32B25/10—Layered products comprising a layer of natural or synthetic rubber next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B1/00—Layered products having a non-planar shape
    • B32B1/08—Tubular products
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B25/00—Layered products comprising a layer of natural or synthetic rubber
    • B32B25/14—Layered products comprising a layer of natural or synthetic rubber comprising synthetic rubber copolymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/08—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer the fibres or filaments of a layer being of different substances, e.g. conjugate fibres, mixture of different fibres
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
    • C08K13/02—Organic and inorganic ingredients
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24—Acids; Salts thereof
    • C08K3/26—Carbonates; Bicarbonates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/34—Silicon-containing compounds
    • C08K3/36—Silica
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
    • C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08L27/06—Homopolymers or copolymers of vinyl chloride
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
    • C08L9/02—Copolymers with acrylonitrile
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0261—Polyamide fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0261—Polyamide fibres
    • B32B2262/0269—Aromatic polyamide fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0276—Polyester fibres
    • B32B2262/0284—Polyethylene terephthalate [PET] or polybutylene terephthalate [PBT]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B32B2262/103—Metal fibres
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/18—Applications used for pipes

Definitions

  • the invention belongs to the technical field of fire hoses, and in particular relates to a preparation process of a flexible nitrile double-sided rubber fire hose.
  • the fire hose is a tubular belt fabric that can withstand a certain liquid pressure. It can transport water, oil, foam fire extinguishing liquid, etc. under high pressure. It is widely used in oil transportation, fresh water transportation, agricultural irrigation, industrial and mining, and construction site water supply. Drainage, etc., the use of fire hoses during use needs to be laid, held, moved, wound, etc.
  • the existing nitrile rubber double-sided rubber fire water has a covering layer, a reinforcing layer and an inner lining.
  • the middle reinforcing layer is pressed into the covering layer and the inner liner layer, wherein the inner liner layer is the innermost layer, and the bonding strength with the reinforcing layer after processing is low, the softness is poor, the hand feels stiff, and it is difficult to expand, move, and wind up. In use, it will increase the labor intensity of the users, seriously affecting their use experience, and the use time is short and the cost is increased.
  • the present invention discloses a preparation process of a flexible nitrile double-sided rubber fire hose, which is produced by a turn-over method, has strong integrity, good resistance to bending and long service life.
  • a preparation process of a flexible nitrile double-sided rubber fire hose comprises the following steps:
  • NBR/PVC7030 37.4-53.6%
  • white carbon black 10-25%
  • plasticizing oil 5-15%
  • active agent 2-4%
  • stearic acid 0.2-0.8%
  • vulcanizing agent 0.3-0.7%
  • accelerator 0.7-1.3%
  • calcium carbonate 15-25%
  • methyl donor 0.5-1.5%
  • methylene Base donor 0.5-1.5%;
  • One section use an internal mixer, pass cooling water,
  • the second section using an internal mixer, cooling water
  • outer hose extrusion the outer layer uses A or B corrugated to increase wear resistance and grip, extruder temperature setting: 50 ° C, 55 ° C, 60 ° C, 65 ° C, extrusion thickness is 0.8-5.0 mm After the outer hose is extruded, spray 10-15 ° C circulating cooling water to cool;
  • inner layer hose extrusion the inner layer is smooth hose, the temperature of the extruder is the same as the outer layer, the thickness and the diameter are the same as the outer layer, and the inner layer hose is sprayed and sprayed 10-15 ° C to circulate cooling water cooling. but;
  • the polyester filament and the copper wire are combined and stranded, and weaved into a tubular reinforcing layer by a circular loom;
  • Cover layer preparation the outer rubber hose of (3)a is drawn into the inner part of the tubular reinforcement layer, and the two ends are fixedly sealed and passed into the steam of 0.25-0.50 MPa. After 80-90 minutes, the steam is ventilated by air to maintain the temperature. Open both ends when dropping to 50-60 ° C;
  • c surface roller hole: the outer roller hole is used once by using a roller hole machine
  • the preparation process of a flexible nitrile double-sided rubber fire hose according to the present invention is excellent in material selection, adopts a scientific processing method, and is manufactured by a turn-over method, has strong integrity, good resistance to rotation and long service life.
  • the flexible nitrile double-sided rubber fire hose of the invention has three layers from the outside to the inside:
  • Cover layer NBR/PVC, wherein the weight ratio of NBR (butyronitrile) to PVC is 70/30, which has good softness, weather resistance, ozone resistance, chemical resistance, oil resistance and low temperature resistance. And mechanical properties give the water belt a good comprehensive performance;
  • Reinforcement layer braided into warp and weft threads into a tube.
  • 2-8 strands of copper wire can be antistatic, the reinforcing layer is mainly polyester filament, and the special needs can be nylon and aramid.
  • the structure is designed according to different working pressures;
  • Inner lining The same formula as the covering layer ensures the softness and comprehensive performance.
  • the invention adopts NBR/PVC7030 as the main glue, and is made into the inner and outer rubber hoses with different temperatures, and has the advantages of small density, soft hand feeling, good elasticity, high strength, smooth surface, excellent weather resistance, and flame retardant.
  • the fire protection requirements are safe and reliable, and it has the strong quality of stretching and bending. It can withstand the tearing and rough transmission. Under the severe condition, it will not be damaged.
  • the inner and outer hoses are divided twice and the high temperature and high pressure of the reinforcement layer. Pressing and turning in the middle once, the rubber tube is chemically reacted and physically adsorbed through the inter-white system and the reinforcing layer, and the double-sided glue belt is produced, and the caliber ranges from 25 (1”) to 600 (24”).
  • the cover layer, the reinforcement layer and the inner lining layer are combined by chemical and physical methods.
  • the overall strength is strong, the resistance is good, the life is strong, and the water belt is flat and soft.
  • the utility model has the advantages of light weight, easy unwinding and winding, which can effectively reduce the labor intensity of the user and improve the comfort of use, and the covering layer has corrugated, anti-corrosion and heat preservation, good wear resistance and long service life.
  • the present invention increases the surface roll hole process before the inner layer hose and the reinforced laminate, so that the outer layer generates vent holes to ensure the quality of the white bond between the inner layer hose and the reinforcing layer.
  • NBR/PVC7030 46%
  • white carbon black 17%
  • plasticizing oil 10%
  • active agent 3%
  • stearic acid 0.5%
  • vulcanizing agent 0.5%
  • accelerator 1%
  • Calcium carbonate 20%
  • methyl donor 1%
  • methylene donor 1%
  • One section use an internal mixer, pass cooling water,
  • the second section using an internal mixer, cooling water
  • outer hose extrusion the outer layer uses A corrugated, to increase wear and grip, extruder temperature setting: 50 ° C, 55 ° C, 60 ° C, 65 ° C, extrusion thickness of 2.8 mm, outer hose After extrusion, spray 12 ° C circulating cooling water to cool;
  • inner layer hose extrusion the inner layer is smooth hose, the temperature of the extruder is the same as the outer layer, the thickness and the diameter are the same as the outer layer, and the inner layer hose is sprayed and sprayed with 12°C circulating cooling water to cool;
  • the polyester filament and the copper wire are combined and stranded, and weaved into a tubular reinforcing layer by a circular loom;
  • Cover layer preparation the outer rubber hose of (3)a is drawn into the inside of the tubular reinforcement layer, and the two ends are fixedly sealed and passed into 0.4MPa steam. After 85min, the steam is cooled by air and kept at a temperature of 55 °C. Will open both ends;
  • c surface roller hole: the outer roller hole is used once by using a roller hole machine
  • the rubber of this embodiment has a softness of 70% higher than ordinary rubber, a permanent deformation as low as 12%, a long-term operating temperature ranging from -30 ° C to 100 ° C, and a short-term use temperature of up to 150 ° C.
  • NBR/PVC7030 53.6%
  • white carbon black 10%
  • plasticizing oil 15%
  • active agent 2%
  • stearic acid 0.8%
  • vulcanizing agent 0.3%
  • accelerator 1.3%
  • Calcium carbonate 15%
  • methyl donor 1.5%
  • methylene donor 0.5%
  • One section use an internal mixer, pass cooling water,
  • the second section using an internal mixer, cooling water
  • outer hose extrusion the outer layer uses B corrugated, increase wear resistance and grip feeling, extruder temperature setting: 50 ° C, 55 ° C, 60 ° C, 65 ° C, extrusion thickness 0.8 mm, outer hose After extrusion, spray 15 ° C circulating cooling water to cool;
  • inner layer hose extrusion the inner layer is smooth hose, the temperature of the extruder is the same as the outer layer, the thickness and the diameter are the same as the outer layer, and the inner layer hose is sprayed and sprayed with 15 °C circulating cooling water to cool;
  • the polyester filament and the copper wire are combined and stranded, and weaved into a tubular reinforcing layer by a circular loom;
  • Cover layer preparation the outer rubber hose of (3)a is drawn into the inside of the tubular reinforcement layer, and the two ends are fixedly sealed and passed into 0.25 MPa steam. After 90 minutes, the steam is ventilated by air to ensure cooling to 50 °C. Will open both ends;
  • c surface roller hole: the outer roller hole is used once by using a roller hole machine
  • the softness of rubber is 65% higher than that of ordinary rubber, the permanent deformation is as low as 12%, the long-term working temperature ranges from -25°C to 100°C, and the short-term use temperature can reach 140°C.
  • NBR/PVC7030 37.4%, silica: 25%, plasticizing oil: 5%, active agent: 4%, stearic acid: 0.2%, vulcanizing agent: 0.7%, accelerator: 0.7%, Calcium carbonate: 25%, methyl donor: 0.5%, methylene donor: 1.5%;
  • One section use an internal mixer, pass cooling water,
  • the second section using an internal mixer, cooling water
  • outer hose extrusion the outer layer uses B corrugated, which increases the wear resistance and grip feeling.
  • inner layer hose extrusion the inner layer is smooth hose, the temperature of the extruder is the same as the outer layer, the thickness and the diameter are the same as the outer layer, and the inner layer hose is sprayed and sprayed with 10 ° C circulating cooling water to cool;
  • the polyester filament and the copper wire are combined and stranded, and weaved into a tubular reinforcing layer by a circular loom;
  • c surface roller hole: the outer roller hole is used once by using a roller hole machine
  • the softness of rubber is 55% higher than that of ordinary rubber, the permanent deformation is as low as 15%, the long-term working temperature ranges from -30 °C to 90 °C, and the short-term use temperature can reach 140 °C.

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Professional, Industrial, Or Sporting Protective Garments (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Laminated Bodies (AREA)

Abstract

一种柔性丁腈双面胶消防水带的制备工艺，采用NBR/PVC7030为主胶，与其他配料采用变化的温度炼成，密度小，手感柔软，弹性好，强度高，表面光洁，耐候老化性优越，难燃，符合消防要求,安全可靠，而且它极具有伸展弯曲的强性素质,经得起撕扯与粗力传递,在处于剧烈状况下而不会被损坏，内、外层胶管分两次与增强层高温高压压合，中间翻带一次，胶管通过间甲白体系与增强层发生化学反应与物理吸附，紧密结合，生产出的双面胶水带，整体性强，抗曲饶好，寿命强，且水带扁平柔软，重量轻，易展开、收卷，可以有效减少使用人员的劳动强度，提高其使用舒适性，覆盖层带有瓦楞，防腐保温，耐磨性好，使用寿命长。

Description

一种柔性丁腈双面胶消防水带的制备工艺 技术领域
本发明属于消防水带技术领域，具体涉及一种柔性丁腈双面胶消防水带的制备工艺。
背景技术
消防水带是一种能承受一定液体压力的管状带织物，可在较高压力下输送水、油、泡沫灭火液等，广泛应用于输油、输送淡水、农业灌溉、工矿和建筑工地送水、排水等，消防水带在使用过程中使用人员需要展开铺设、握持、移动、收卷等，现有丁腈橡胶双面胶消防水带有覆盖层、增强层、内衬层，加工时先做中间的增强层，再压入覆盖层与内衬层，其中内衬层为最里层，加工后与增强层粘合强度低、柔软性差、手感僵硬，不易展开、移动、收卷，在使用中会增加使用人员的劳动强度，严重影响其使用感受，而且使用时间短，成本增加。
发明内容
为解决上述问题，本发明公开了一种柔性丁腈双面胶消防水带的制备工艺，通过翻带法制作，整体性强，抗曲饶好，使用寿命长。
为达到上述目的，本发明的技术方案如下：
一种柔性丁腈双面胶消防水带的制备工艺，包括以下步骤：
(1)准备原料：
按重量百分比包括NBR/PVC7030：37.4-53.6％、白炭黑：10-25％、增塑油：5-15％、活性剂：2-4％、硬脂酸：0.2-0.8％、硫化剂：0.3-0.7％、促进剂：0.7-1.3％、碳酸钙：15-25％、甲基给予体：0.5-1.5％、亚甲 基给予体：0.5-1.5％；
(2)炼胶：
一段：用密炼机，通冷却水，
Figure PCTCN2016108000-appb-000001
二段：用密炼机，通冷却水
配料                        温度
一段胶                      70℃
亚甲基给予体                80℃
90℃排胶；通过80目滤胶机过滤1-2遍；放入开炼机，加入硫化剂、促进剂，薄通3-5遍形成混炼胶；从开炼机上出成合适的胶条，供胶管挤出；
(3)挤出：
a：外层胶管挤出：外层使用A或B瓦楞，增加耐磨和握持感，挤出机温度设置：50℃、55℃、60℃、65℃，挤出厚度为0.8-5.0mm，外层胶管挤出后喷淋10-15℃循环冷却水冷却；
b：内层胶管挤出：内层为光滑胶管，挤出机温度与外层一致，厚度、口径与外层一致，内层胶管挤出后喷淋10-15℃循环冷却水冷 却；
(4)抗静电带坯增强层的制备：
按产品设计要求把涤纶长丝和铜丝并线，合股，用圆织机编织成管状增强层；
(5)成型
a：覆盖层制备：将(3)a的外层胶管牵引进管状增强层的内部，两端固定密封通入0.25-0.50MPa蒸汽，80-90min后，排蒸汽通空气保压冷却，待温度降至50-60℃时将两端打开；
b：翻带：把上述制品用翻带设备使内层变成外层，外层带有瓦楞；
c：表面辊孔：使用辊孔机将外层辊孔一遍；
d：将(3)b的内层胶管牵引进辊孔后制品内部，两端固定密封通入0.25-0.50Mpa的蒸汽，80-90min后，排蒸汽通空气保压冷却，待温度降至50-60℃时将两端打开即可。
本发明的有益效果是：
本发明所述的一种柔性丁腈双面胶消防水带的制备工艺，选料精良，采用科学的加工方法，通过翻带法制作，整体性强，抗曲饶好，使用寿命长。
本发明所述的一种柔性丁腈双面胶消防水带，按由外到里为三层：
1.覆盖层：NBR/PVC，其中NBR(丁腈)与PVC的重量比例是70/30，其良好的柔软性、耐候性、耐臭氧性、耐化学性、耐油性、耐低温性 和机械性能给予水带良好的综合使用性能；
2.增强层：由经线和纬线编织成管状，在经线中等分一周加2-8根多股铜丝能够抗静电，增强层主要是涤纶长丝，有特殊需要的可以为尼龙和芳纶，结构按不同的工作压力设计；
3.内衬层：同覆盖层为同一配方，保证其柔软性与综合使用性能。
本发明采用NBR/PVC7030为主胶，与其他配料采用变化的温度炼成内、外层胶管，密度小，手感柔软，弹性好，强度高，表面光洁，耐天候老化性优越，难燃，符合消防要求,安全可靠，而且它极具有伸展弯曲的强性素质,经得起撕扯与粗力传递,在处于剧烈状况下而不会被损坏，内、外层胶管分两次与增强层高温高压压合，中间翻带一次，胶管通过间甲白体系与增强层发生化学反应与物理吸附，紧密结合，生产出的双面胶水带，口径范围从25(1”)到600(24”)均可以生产，通过翻带法制作的水龙带，其覆盖层，增强层和内衬层是通过化学和物理法结合在一起的，整体性强，抗曲饶好，寿命强，且水带扁平柔软，重量轻，易展开、收卷，可以有效减少使用人员的劳动强度，提高其使用舒适性，覆盖层带有瓦楞，防腐保温，耐磨性好，使用寿命长。
本发明在步骤(5)内层胶管与增强层压合的时候，蒸汽进入密封的增强层内，水汽无法排出，会直接影响间甲白粘合的质量，造成脱胶等缺陷，继而影响消防水带的产品质量，为了防止上述问题，本发明在内层胶管与增强层压合之前增加表面辊孔工序，让外层产生透气孔，确保内层胶管与增强层的间甲白粘合质量。
具体实施方式
实施例1
本实施例所述的一种柔性丁腈双面胶消防水带的制备工艺，包括以下步骤：
(1)准备原料：
按重量百分比包括NBR/PVC7030：46％、白炭黑：17％、增塑油：10％、活性剂：3％、硬脂酸：0.5％、硫化剂：0.5％、促进剂：1％、碳酸钙：20％、甲基给予体：1％、亚甲基给予体：1％；
(2)炼胶：
一段：用密炼机，通冷却水，
Figure PCTCN2016108000-appb-000002
二段：用密炼机，通冷却水
配料                         温度
一段胶                       70℃
亚甲基给予体                 80℃
90℃排胶；通过80目滤胶机过滤1遍；放入开炼机，加入硫化剂、促进剂，薄通4遍形成混炼胶；从开炼机上出成合适的胶条，供 胶管挤出；
(3)挤出：
a：外层胶管挤出：外层使用A瓦楞，增加耐磨和握持感，挤出机温度设置：50℃、55℃、60℃、65℃，挤出厚度为2.8mm，外层胶管挤出后喷淋12℃循环冷却水冷却；
b：内层胶管挤出：内层为光滑胶管，挤出机温度与外层一致，厚度、口径与外层一致，内层胶管挤出后喷淋12℃循环冷却水冷却；
(4)抗静电带坯增强层的制备：
按产品设计要求把涤纶长丝和铜丝并线，合股，用圆织机编织成管状增强层；
(5)成型
a：覆盖层制备：将(3)a的外层胶管牵引进管状增强层的内部，两端固定密封通入0.4MPa蒸汽，85min后，排蒸汽通空气保压冷却，待温度降至55℃时将两端打开；
b：翻带：把上述制品用翻带设备使内层变成外层，外层带有瓦楞；
c：表面辊孔：使用辊孔机将外层辊孔一遍；
d：将(3)b的内层胶管牵引进辊孔后制品内部，两端固定密封通入0.4Mpa的蒸汽，85min后，排蒸汽通空气保压冷却，待温度降至55℃时将两端打开即可。
本实施例的橡胶的柔软度比普通橡胶高70％，永久变形低至12％，长期工作温度范围从-30℃-100℃，短期使用温度可达150℃。
实施例2
本实施例所述的一种柔性丁腈双面胶消防水带的制备工艺，包括以下步骤：
(1)准备原料：
按重量百分比包括NBR/PVC7030：53.6％、白炭黑：10％、增塑油：15％、活性剂：2％、硬脂酸：0.8％、硫化剂：0.3％、促进剂：1.3％、碳酸钙：15％、甲基给予体：1.5％、亚甲基给予体：0.5％；
(2)炼胶：
一段：用密炼机，通冷却水，
Figure PCTCN2016108000-appb-000003
二段：用密炼机，通冷却水
配料                         温度
一段胶                       70℃
亚甲基给予体                 80℃
90℃排胶；通过80目滤胶机过滤1遍；放入开炼机，加入硫化剂、促进剂，薄通5遍形成混炼胶；从开炼机上出成合适的胶条，供胶管挤出；
(3)挤出：
a：外层胶管挤出：外层使用B瓦楞，增加耐磨和握持感，挤出机温度设置：50℃、55℃、60℃、65℃，挤出厚度为0.8mm，外层胶管挤出后喷淋15℃循环冷却水冷却；
b：内层胶管挤出：内层为光滑胶管，挤出机温度与外层一致，厚度、口径与外层一致，内层胶管挤出后喷淋15℃循环冷却水冷却；
(4)抗静电带坯增强层的制备：
按产品设计要求把涤纶长丝和铜丝并线，合股，用圆织机编织成管状增强层；
(5)成型
a：覆盖层制备：将(3)a的外层胶管牵引进管状增强层的内部，两端固定密封通入0.25MPa蒸汽，90min后，排蒸汽通空气保压冷却，待温度降至50℃时将两端打开；
b：翻带：把上述制品用翻带设备使内层变成外层，外层带有瓦楞；
c：表面辊孔：使用辊孔机将外层辊孔一遍；
d：将(3)b的内层胶管牵引进辊孔后制品内部，两端固定密封通入0.25Mpa的蒸汽，90min后，排蒸汽通空气保压冷却，待温度降至50℃时将两端打开即可。
橡胶的柔软度比普通橡胶高65％，永久变形低至12％，长期工作温度范围从-25℃～100℃，短期使用温度可达140℃。
实施例3
本实施例所述的一种柔性丁腈双面胶消防水带的制备工艺，包括以下步骤：
(1)准备原料：
按重量百分比包括NBR/PVC7030：37.4％、白炭黑：25％、增塑油：5％、活性剂：4％、硬脂酸：0.2％、硫化剂：0.7％、促进剂：0.7％、碳酸钙：25％、甲基给予体：0.5％、亚甲基给予体：1.5％；
(2)炼胶：
一段：用密炼机，通冷却水，
Figure PCTCN2016108000-appb-000004
二段：用密炼机，通冷却水
配料                         温度
一段胶                       70℃
亚甲基给予体                 80℃
90℃排胶；通过80目滤胶机过滤2遍；放入开炼机，加入硫化剂、促进剂，薄通3遍形成混炼胶；从开炼机上出成合适的胶条，供胶管挤出；
(3)挤出：
a：外层胶管挤出：外层使用B瓦楞，增加耐磨和握持感，挤出机温度设置：50℃、55℃、60℃、65℃，挤出厚度为5.0mm，外层胶管挤出后喷淋10℃循环冷却水冷却；
b：内层胶管挤出：内层为光滑胶管，挤出机温度与外层一致，厚度、口径与外层一致，内层胶管挤出后喷淋10℃循环冷却水冷却；
(4)抗静电带坯增强层的制备：
按产品设计要求把涤纶长丝和铜丝并线，合股，用圆织机编织成管状增强层；
(5)成型
a：覆盖层制备：将(3)a的外层胶管牵引进管状增强层的内部，两端固定密封通入0.50MPa蒸汽，80min后，排蒸汽通空气保压冷却，待温度降至60℃时将两端打开；
b：翻带：把上述制品用翻带设备使内层变成外层，外层带有瓦楞；
c：表面辊孔：使用辊孔机将外层辊孔一遍；
d：将(3)b的内层胶管牵引进辊孔后制品内部，两端固定密封通入0.50Mpa的蒸汽，80min后，排蒸汽通空气保压冷却，待温度降至60℃时将两端打开即可。
橡胶的柔软度比普通橡胶高55％，永久变形低至15％，长期工作温度范围从-30℃～90℃，短期使用温度可达140℃。

Claims (1)

  1. 一种柔性丁腈双面胶消防水带的制备工艺，其特征在于：包括以下步骤：
    (1)准备原料：
    按重量百分比包括NBR/PVC7030：37.4-53.6％、白炭黑：10-25％、增塑油：5-15％、活性剂：2-4％、硬脂酸：0.2-0.8％、硫化剂：0.3-0.7％、促进剂：0.7-1.3％、碳酸钙：15-25％、甲基给予体：0.5-1.5％、亚甲基给予体：0.5-1.5％；
    (2)炼胶：
    一段：用密炼机，通冷却水，
    Figure PCTCN2016108000-appb-100001
    120℃排胶，静置12-16h形成一段胶；
    二段：用密炼机，通冷却水
        配料       温度
       一段胶      70℃
    亚甲基给予体   80℃
    90℃排胶；通过80目滤胶机过滤1-2遍；放入开炼机，加入硫化剂、促进剂，薄通3-5遍形成混炼胶；从开炼机上出成合适的胶 条，供胶管挤出；
    (3)挤出：
    a：外层胶管挤出：外层使用A或B瓦楞，增加耐磨和握持感，挤出机温度设置：50℃、55℃、60℃、65℃，挤出厚度为0.8-5.0mm，外层胶管挤出后喷淋10-15℃循环冷却水冷却；
    b：内层胶管挤出：内层为光滑胶管，挤出机温度与外层一致，厚度、口径与外层一致，内层胶管挤出后喷淋10-15℃循环冷却水冷却；
    (4)抗静电带坯增强层的制备：
    按产品设计要求把涤纶长丝和铜丝并线，合股，用圆织机编织成管状增强层；
    (5)成型
    a：覆盖层制备：将(3)a的外层胶管牵引进管状增强层的内部，两端固定密封通入0.25-0.50MPa蒸汽，80-90min后，排蒸汽通空气保压冷却，待温度降至50-60℃时将两端打开；
    b：翻带：把上述制品用翻带设备使内层变成外层，外层带有瓦楞；
    c：表面辊孔：使用辊孔机将外层辊孔一遍；
    d：将(3)b的内层胶管牵引进辊孔后制品内部，两端固定密封通入0.25-0.50Mpa的蒸汽，80-90min后，排蒸汽通空气保压冷却，待温度降至50-60℃时将两端打开即可。
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