CN104805532B - A kind of method for preventing Marine microorganism from corroding using artificial super-smooth surface - Google Patents
A kind of method for preventing Marine microorganism from corroding using artificial super-smooth surface Download PDFInfo
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Abstract
The invention discloses a kind of method for preventing Marine microorganism from corroding using artificial super-smooth surface, comprises the following steps：Component weighs Merlon by weight；Acrylonitrile styrene copolymer；Compatilizer；Toughener；Antioxidant；Lubricant；Fire retarding synergist；Bromide fire retardant；Nanoscale is dried titanium dioxide；Spinning Lignum Pini Nodi oil assistant；The acrylic acid seriess additive of perfluoroalkyl；Heat-resistant agent part and inorganic nano-particle；Pelletize is blended by double screw extruder after above-mentioned raw materials are mixed；Blend pellet Jing single screw extrusion machines are carried out into the preparation of nascent composite filament；By nascent composite filament after cooling, hot gas spring twice is carried out；Then using quickly cooling down after high pressure draught oil removing, with the receive silk machine winding composite filament tow using torque motor, obtain finished product.The present invention adopts special proportioning and special spinning technique to improve the surface flatness of netting, microbial corrosion resistance ability, fracture strength, knot strength, the strong utilization rate of knot, durability and suitability.
Description
Technical field
The present invention relates to the method for anti-Marine microorganism corrosion, is prevented using artificial super-smooth surface more particularly, to one kind
The method of Marine microorganism corrosion.
Background technology
Ocean is not only the mankind and depends on for existence the resource treasure-house of development, and the important channel of international trade, even more international
Politics, economy and military competition and the Important Platform cooperated.During marine resources development, the etching problem of material is ocean
One of chief threat that job facilities are faced during being on active service.Microbiologic(al) corrosion is an important corrosion of marine environment
Form, it refers to the corrosion that microorganism causes or by corroding caused by microbiological effect.Sulfate reducting bacteria is a kind of typical case
Corrosion-causing bacteria, it can adhere to form biomembrane in ocean engineering material surface.As its own metabolic process can be by sulfur
Hydrochlorate changes into sulphion, and then accelerates corrosion of the netting in ocean.Further, since the local micro-loop that microorganism attachment causes
The change in border can also accelerate the generation of local corrosion.
The content of the invention
The purpose of the present invention is exactly to provide a kind of using artificial ultraphotic to overcome the defect of above-mentioned prior art presence
Sliding surface prevents the method that Marine microorganism corrodes, and improves the surface light of netting using special proportioning and special spinning technique
Slippery, microbial corrosion resistance ability, fracture strength, knot strength, the strong utilization rate of knot, durability and suitability.
The purpose of the present invention can be achieved through the following technical solutions：One kind prevents ocean using artificial super-smooth surface
The method of microbiologic(al) corrosion, comprises the following steps：
S1, weigh 70～80 parts of Merlon；10～20 parts of acrylonitritrile-styrene resin；1～5 part of compatilizer；Toughness reinforcing
5～10 parts of agent；0.1～1 part of antioxidant；0.1～1 part of lubricant；2～6 parts of fire retarding synergist；5～25 parts of bromide fire retardant；Receive
Meter level is dried 0.6～1.5 part of titanium dioxide；0.5～2.2 part of Lignum Pini Nodi oil assistant of spinning；The acrylic acid seriess addition of perfluoroalkyl
0.5～5 part of agent；0.5～5 part of heat-resistant agent；1～10 part of inorganic nano-particle；
S2, the Merlon by weighing in S1 steps, acrylonitritrile-styrene resin, compatilizer, toughener, antioxidant,
Lubricant, fire retarding synergist, bromide fire retardant, nanoscale be dried titanium dioxide, spinning Lignum Pini Nodi oil assistant, the third of perfluoroalkyl
During olefin(e) acid system additive, heat-resistant agent, inorganic nano-particle add homogenizer, discharge after 5～30min of stirring, mixed
Thing；
S3, by gained mixture in S2 steps by double screw extruder blending pelletize, hard vacuum degree is more than
0.09Mpa, screw extruder rotating speed are 600～900rpm, through melting extrusion, pelletize, obtain blend grain；
S4, by the 1st area in the blend pellet Jing single screw extrusion machine barrel electrical heating area obtained by step S3, the 2nd area,
3rd area, the 4th area temperature-control range be respectively 163 DEG C～175 DEG C, 232 DEG C～244 DEG C, 236 DEG C～276 DEG C, 237 DEG C～253
DEG C melting extrusion, from the nascent composite filament of spinneret orifice melting extrusion；
S5, by the nascent composite filament obtained by step S4 through 20 DEG C～32 DEG C cooling water tank water at low temperature of water temperature and the first drawing-off
Roller is cooled down and preliminary draft, 96 DEG C～99 DEG C high temperature the first drawing-off water baths of preliminary draft composite filament Jing and the second draw roll, 107
DEG C～116 DEG C of high temperature the second drawing-off deep fat baths and the 3rd draw roll carry out hot gas spring, high temperature the second drawing-off deep fat bath is eating
Medium is heated as drawing-off in the mixture that 1: 1 ratio mixes with vegetable oil and ethylene glycol, preliminary draft composite filament is by leading twice
Electrical heating drafting machine is stretched, hot gas spring general times are controlled at 10.0 times～11.6 times twice；
S6, adopt 5.3kg/cm2～5.9kg/cm2Quickly cool down after high pressure draught oil removing, with the receipts using torque motor
Silk machine winding composite filament tow, obtains finished product.
Wherein, the double screw extruder includes ten temperature controlled regions, and the temperature in described 1st～2 area of temperature control is 240～280
DEG C, the temperature in 3rd～4 area of temperature control is 260～280 DEG C, and the temperature in 5th～6 area of temperature control is 260～280 DEG C, the temperature in 7th～8 area of temperature control
For 240～260 DEG C, the temperature in 9th～10 area of temperature control is 240～260 DEG C
Wherein, described Merlon is ester-interchange method aromatic copolycarbonate, the Weight-average molecular of described Merlon
Measure as 25000～40000.
Wherein, the molecular weight of described acrylonitritrile-styrene resin is 130000～150000, including mass percent
Content is 22～28% acrylonitrile, 70～78% styrene.
Wherein, described compatilizer is answering for phenylethylene-maleic anhydride bipolymer and the ABS-g-GMA of reactive extrursion
With thing.
Wherein, described fire retarding synergist is antimony oxide, antimony pentoxide, sodium antimonate and molybdenum oxide by weight 2:
1: 3: 2 mixing gained.
Wherein, described bromide fire retardant be tetrabromobisphenol A, TDE, brominated epoxy, tetrabromo-phthalic diformazan
One or more in acid-(2- ethylhexyls) ester.
Wherein, described toughener be methyl methacrylate/butadiene/styrene copolymers, methyl methacrylate/
The mixture of one or more in acrylic polymer, acrylic compounds toughener；The antioxidant is commercially available antioxidant
245th, one or more in antioxidant 1076, irgasfos 168；Described lubricant is silicone powder, pentaerythritol ester, ethylene pair
One or more in stearoylketene amine.
The invention has the advantages that：
The present invention by shear-induced PC/SAN it is compatible, make PC/SAN obtain two-arch tunnel, improve substrate phase rigidity and
Toughness, by suitable toughener, inducing shear band is produced, and makes substrate and the common energy absorption of dispersion phase, improves toughness and table
The smoothness in face；The acrylic acid seriess additive of perfluoroalkyl is introduced, the transport efficiency of the additive is high, in the mistake of product molding
Surface can be completely migrating in journey and forms a kind of protecting film, this layer of protecting film and water are incompatible and with stronger acid and alkali-resistance
Performance, so as to the addition of the netting of such additive when microbial attack is received, can there is huge surface tension in surface, resistance
Stop microorganism and enter into material internal；Control vacuum to process with as much as possible removing more than 0.09MPa in extrusion
During the small molecule monomer that produces, further improve material heat stability from technological angle；The presence of inorganic nano-particle, makes
Material while possess compared with low-shrinkage, maintain higher toughness；Spinning nanoscale is dried the addition of TiO2, improves
The resistance to ag(e)ing of output composite, durability, suitability and tensile mechanical properties (including fracture strength and knot strength)；
Low-mass ratio TiO2 processing technology routines, while guaranteeing that cost of spinning increase is little, spinning process is smooth, improve compound
The combination property and cost performance of material；The surface flatness of netting is improve using special proportioning and special spinning technique, it is resistance to
Microbiologic(al) corrosion ability, fracture strength, knot strength, the strong utilization rate of knot, durability and suitability.
Specific embodiment
To make the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with and it is concrete real
Apply example to be described in detail.
In following examples, described Merlon is ester-interchange method aromatic copolycarbonate, described Merlon
Weight average molecular weight is 25000～40000.The molecular weight of described acrylonitritrile-styrene resin is 130000～150000, bag
Include the acrylonitrile that mass percentage content is 22～28%, 70～78% styrene.Described compatilizer is styrene-Malaysia
The compound of the ABS-g-GMA of anhydride bipolymer and reactive extrursion.Described fire retarding synergist is antimony oxide, five oxygen
Change two antimony, sodium antimonate and molybdenum oxide by weight 2: 1: 3: 2 mixing gained.Described bromide fire retardant be tetrabromobisphenol A, ten bromines
One or more in diphenylethane, brominated epoxy, tetrabromophthalate-(2- ethylhexyls) ester.Described toughener is
Methyl methacrylate/butadiene/styrene copolymers, methyl methacrylate/acrylic acid are birdsed of the same feather flock together compound, acrylic compounds toughness reinforcing
The mixture of one or more in agent；The antioxidant is commercially available antioxidant 245, antioxidant 1076, in irgasfos 168 one
Plant or several；Described lubricant is silicone powder, pentaerythritol ester, one or more in ethylene bis stearic amide.
Embodiment 1
S1, weigh 70 parts of Merlon；10 parts of acrylonitritrile-styrene resin；1 part of compatilizer；5 parts of toughener；Antioxygen
0.1 part of agent；0.1 part of lubricant；2 parts of fire retarding synergist；5 parts of bromide fire retardant；Nanoscale is dried 0.6 part of titanium dioxide；Spinning
With 0.5 part of Lignum Pini Nodi oil assistant；0.5 part of the acrylic acid seriess additive of perfluoroalkyl；0.5 part of heat-resistant agent；1 part of inorganic nano-particle；
S2, the Merlon by weighing in S1 steps, acrylonitritrile-styrene resin, compatilizer, toughener, antioxidant,
Lubricant, fire retarding synergist, bromide fire retardant, nanoscale be dried titanium dioxide, spinning Lignum Pini Nodi oil assistant, the third of perfluoroalkyl
During olefin(e) acid system additive, heat-resistant agent, inorganic nano-particle add homogenizer, discharge after stirring 5min, obtain mixture；
S3, by gained mixture in S2 steps by double screw extruder blending pelletize, hard vacuum degree is more than
0.09Mpa, screw extruder rotating speed are 600～900rpm, through melting extrusion, pelletize, obtain blend grain；
S4, by the 1st area in the blend pellet Jing single screw extrusion machine barrel electrical heating area obtained by step S3, the 2nd area,
3rd area, the temperature-control range in the 4th area are respectively 163 DEG C, 232 DEG C, 236 DEG C, 237 DEG C of melting extrusions, from spinneret orifice melting extrusion
Nascent composite filament；
S5, the nascent composite filament obtained by step S4 is obtained through 20 DEG C of cooling water tank water at low temperature of water temperature and the first draw roll
Cooling and preliminary draft, 96 DEG C of high temperature the first drawing-off water baths of preliminary draft composite filament Jing and the second draw roll, 107 DEG C of high temperature second lead
Stretch deep fat bath and the 3rd draw roll carry out hot gas spring, high temperature the second drawing-off deep fat bath presses 1 with edible vegetable oil and ethylene glycol:
The mixture of 1 ratio mixing heats medium as drawing-off, and preliminary draft composite filament is by the drafting machine of drawing-off electrical heating twice, warm twice
Drawing-off general times are controlled at 10.0 times～11.6 times；
S6, adopt 5.3kg/cm2Quickly cool down after high pressure draught oil removing, it is multiple with the receive silk machine winding using torque motor
Plying tow, obtains finished product.
Embodiment 2
S1, weigh 80 parts of Merlon；20 parts of acrylonitritrile-styrene resin；5 parts of compatilizer；10 parts of toughener；Antioxygen
1 part of agent；1 part of lubricant；6 parts of fire retarding synergist；25 parts of bromide fire retardant；Nanoscale is dried 1.5 parts of titanium dioxide；Spinning pine
2.2 parts of fuel-economizing auxiliary agent；5 parts of the acrylic acid seriess additive of perfluoroalkyl；5 parts of heat-resistant agent；10 parts of inorganic nano-particle；
S2, the Merlon by weighing in S1 steps, acrylonitritrile-styrene resin, compatilizer, toughener, antioxidant,
Lubricant, fire retarding synergist, bromide fire retardant, nanoscale be dried titanium dioxide, spinning Lignum Pini Nodi oil assistant, the third of perfluoroalkyl
During olefin(e) acid system additive, heat-resistant agent, inorganic nano-particle add homogenizer, discharge after stirring 30min, obtain mixture；
S3, by gained mixture in S2 steps by double screw extruder blending pelletize, hard vacuum degree is more than
0.09Mpa, screw extruder rotating speed are 600～900rpm, through melting extrusion, pelletize, obtain blend grain；
S4, by the 1st area in the blend pellet Jing single screw extrusion machine barrel electrical heating area obtained by step S3, the 2nd area,
3rd area, the temperature-control range in the 4th area are respectively 175 DEG C, 244 DEG C, 276 DEG C, 253 DEG C of melting extrusions, from spinneret orifice melting extrusion
Nascent composite filament；
S5, the nascent composite filament obtained by step S4 is obtained through 32 DEG C of cooling water tank water at low temperature of water temperature and the first draw roll
Cooling and preliminary draft, 99 DEG C of high temperature the first drawing-off water baths of preliminary draft composite filament Jing and the second draw roll, 116 DEG C of high temperature second lead
Stretch deep fat bath and the 3rd draw roll carry out hot gas spring, high temperature the second drawing-off deep fat bath presses 1 with edible vegetable oil and ethylene glycol:
The mixture of 1 ratio mixing heats medium as drawing-off, and preliminary draft composite filament is by the drafting machine of drawing-off electrical heating twice, warm twice
Drawing-off general times are controlled at 10.0 times～11.6 times；
S6, adopt 5.9kg/cm2Quickly cool down after high pressure draught oil removing, it is multiple with the receive silk machine winding using torque motor
Plying tow, obtains finished product.
Embodiment 3
S1, weigh 75 parts of Merlon；15 parts of acrylonitritrile-styrene resin；3 parts of compatilizer；7.5 parts of toughener；It is anti-
0.55 part of oxygen agent；0.55 part of lubricant；4 parts of fire retarding synergist；15 parts of bromide fire retardant；Nanoscale is dried titanium dioxide 1.05
Part；1.35 parts of Lignum Pini Nodi oil assistant of spinning；2.75 parts of the acrylic acid seriess additive of perfluoroalkyl；2.75 parts of heat-resistant agent；It is inorganic to receive
5.5 parts of rice corpuscles；
S2, the Merlon by weighing in S1 steps, acrylonitritrile-styrene resin, compatilizer, toughener, antioxidant,
Lubricant, fire retarding synergist, bromide fire retardant, nanoscale be dried titanium dioxide, spinning Lignum Pini Nodi oil assistant, the third of perfluoroalkyl
During olefin(e) acid system additive, heat-resistant agent, inorganic nano-particle add homogenizer, discharge after stirring 18min, obtain mixture；
S3, by gained mixture in S2 steps by double screw extruder blending pelletize, hard vacuum degree is more than
0.09Mpa, screw extruder rotating speed are 600～900rpm, through melting extrusion, pelletize, obtain blend grain；
S4, by the 1st area in the blend pellet Jing single screw extrusion machine barrel electrical heating area obtained by step S3, the 2nd area,
3rd area, the temperature-control range in the 4th area are respectively 169 DEG C, 239 DEG C, 256 DEG C, 245 DEG C of melting extrusions, from spinneret orifice melting extrusion
Nascent composite filament；
S5, the nascent composite filament obtained by step S4 is obtained through 26 DEG C of cooling water tank water at low temperature of water temperature and the first draw roll
Cooling and preliminary draft, 97.5 DEG C of high temperature the first drawing-off water baths of preliminary draft composite filament Jing and the second draw roll, 111.5 DEG C of high temperature the
Two drawing-off deep fat baths and the 3rd draw roll carry out hot gas spring, and high temperature the second drawing-off deep fat bath is with edible vegetable oil and ethylene glycol
Medium is heated as drawing-off in the mixture that 1: 1 ratio mixes, preliminary draft composite filament by the drafting machine of drawing-off electrical heating twice, two
Secondary hot gas spring general times are controlled at 10.0 times～11.6 times；
S6, adopt 5.6kg/cm2Quickly cool down after high pressure draught oil removing, it is multiple with the receive silk machine winding using torque motor
Plying tow, obtains finished product.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, on the premise of without departing from principle of the present invention, some improvements and modifications can also be made, these improvements and modifications
Should be regarded as protection scope of the present invention.
Claims (8)
1. it is a kind of using artificial super-smooth surface prevent Marine microorganism corrode method, it is characterised in that comprise the following steps：
S1, weigh 70～80 parts of Merlon；10～20 parts of acrylonitritrile-styrene resin；1～5 part of compatilizer；Toughener 5
～10 parts；0.1～1 part of antioxidant；0.1～1 part of lubricant；2～6 parts of fire retarding synergist；5～25 parts of bromide fire retardant；Nanometer
Level is dried 0.6～1.5 part of titanium dioxide；0.5～2.2 part of Lignum Pini Nodi oil assistant of spinning；The acrylic acid seriess additive of perfluoroalkyl
0.5～5 part；0.5～5 part of heat-resistant agent；1～10 part of inorganic nano-particle；
S2, the Merlon by weighing in S1 steps, acrylonitritrile-styrene resin, compatilizer, toughener, antioxidant, lubrication
Agent, fire retarding synergist, bromide fire retardant, nanoscale are dried titanium dioxide, spinning Lignum Pini Nodi oil assistant, the acrylic acid of perfluoroalkyl
Be additive, heat-resistant agent, inorganic nano-particle add homogenizer in, stirring 5～30min after discharge, obtain mixture；
S3, gained mixture in S2 steps is blended into pelletize by double screw extruder, strictly controls vacuum and be more than
0.09MPa, screw extruder rotating speed are 600～900rpm, through melting extrusion, pelletize, obtain blend grain；
S4, by the 1st area in the blend pellet Jing single screw extrusion machine barrel electrical heating area obtained by step S3, the 2nd area, the 3rd area,
4th area's melting extrusion, from the nascent composite filament of spinneret orifice melting extrusion；1st area, the 2nd area, the 3rd area, the temperature-control range point in the 4th area
Wei 163 DEG C～175 DEG C, 232 DEG C～244 DEG C, 236 DEG C～276 DEG C, 237 DEG C～253 DEG C；
S5, the nascent composite filament obtained by step S4 is obtained through 20 DEG C～32 DEG C cooling water tank water at low temperature of water temperature and the first draw roll
To cooling and preliminary draft, 96 DEG C～99 DEG C high temperature the first drawing-off water baths of preliminary draft composite filament Jing and the second draw roll, 107 DEG C～
116 DEG C of high temperature the second drawing-off deep fat baths and the 3rd draw roll carry out hot gas spring, and high temperature the second drawing-off deep fat bath is with edible plant
Thing oil and ethylene glycol heat medium as drawing-off in the mixture that 1: 1 ratio mixes, and preliminary draft composite filament is by the electricity of drawing-off twice
Heating drafting machine, hot gas spring general times control twice is at 10.0 times～11.6 times；
S6, adopt 5.3kg/cm2～5.9kg/cm2Quickly cool down after high pressure draught oil removing, with the receive silk machine using torque motor
Winding composite filament tow, obtains finished product.
2. a kind of method for preventing Marine microorganism from corroding using artificial super-smooth surface according to claim 1, which is special
Levy and be, the double screw extruder includes ten temperature controlled regions, and the temperature in 1st～2 area of temperature control is 240～280 DEG C, 3rd～4 area of temperature control
Temperature be 260～280 DEG C, the temperature in 5th～6 area of temperature control is 260～280 DEG C, and the temperature in 7th～8 area of temperature control is 240～260 DEG C,
The temperature in 9th～10 area of temperature control is 240～260 DEG C.
3. a kind of method for preventing Marine microorganism from corroding using artificial super-smooth surface according to claim 1, which is special
Levy and be, described Merlon is ester-interchange method aromatic copolycarbonate, the weight average molecular weight of described Merlon is
25000～40000.
4. a kind of method for preventing Marine microorganism from corroding using artificial super-smooth surface according to claim 1, which is special
Levy and be, the molecular weight of described acrylonitritrile-styrene resin is 130000～150000, including mass percentage content is
22～28% acrylonitrile, 70～78% styrene.
5. a kind of method for preventing Marine microorganism from corroding using artificial super-smooth surface according to claim 1, which is special
Levy and be, described compatilizer is the compound of phenylethylene-maleic anhydride bipolymer and the ABS-g-GMA of reactive extrursion.
6. a kind of method for preventing Marine microorganism from corroding using artificial super-smooth surface according to claim 1, which is special
Levy and be, described fire retarding synergist is antimony oxide, antimony pentoxide, sodium antimonate and molybdenum oxide by weight 2: 1: 3: 2
Mixing gained.
7. a kind of method for preventing Marine microorganism from corroding using artificial super-smooth surface according to claim 1, which is special
Levy and be, described bromide fire retardant is tetrabromobisphenol A, TDE, tetrabromophthalate-(2- ethylhexyls) ester
In one or more.
8. a kind of method for preventing Marine microorganism from corroding using artificial super-smooth surface according to claim 1, which is special
Levy and be, described toughener is methyl methacrylate/butadiene/styrene copolymers, methyl methacrylate/acrylic acid
The mixture of one or more birdsed of the same feather flock together in compound, acrylic compounds toughener；The antioxidant is commercially available antioxidant 245, antioxygen
One or more in agent 1076, irgasfos 168；Described lubricant is silicone powder, pentaerythritol ester, ethylene bis stearamide
In one or more.
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| CN103820876A (en) * | 2014-03-11 | 2014-05-28 | 天津工业大学 | Preparation method of fluorine-containing copolymer fibers |
| CN103966640A (en) * | 2014-04-29 | 2014-08-06 | 中国科学院海洋研究所 | Method for preventing marine microbial corrosion by using artificial super-smooth surface |
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| US20110206930A1 (en) * | 2010-02-24 | 2011-08-25 | Jill Wyse | Ultra smooth surface bicomposite fiber sheet and process for preparing |
| CN104264248B (en) * | 2014-09-16 | 2017-01-18 | 北京化工大学 | Preparation method for controllable core-shell structure nanofiber |
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| CN104204093A (en) * | 2012-03-19 | 2014-12-10 | 佳能株式会社 | Polymer composition and method for manufacturing the same |
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| CN103966640A (en) * | 2014-04-29 | 2014-08-06 | 中国科学院海洋研究所 | Method for preventing marine microbial corrosion by using artificial super-smooth surface |
| CN104004334A (en) * | 2014-05-05 | 2014-08-27 | 上海锦湖日丽塑料有限公司 | Polycarbonate composition with high face impact strength and preparation method thereof |
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