CN107216475A - A kind of preparation method of the double-layer seal cushion rubber of the outer glue of interior metal - Google Patents
A kind of preparation method of the double-layer seal cushion rubber of the outer glue of interior metal Download PDFInfo
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- CN107216475A CN107216475A CN201710537871.0A CN201710537871A CN107216475A CN 107216475 A CN107216475 A CN 107216475A CN 201710537871 A CN201710537871 A CN 201710537871A CN 107216475 A CN107216475 A CN 107216475A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B15/00—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00
- B29B15/08—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00 of reinforcements or fillers
- B29B15/10—Coating or impregnating independently of the moulding or shaping step
- B29B15/12—Coating or impregnating independently of the moulding or shaping step of reinforcements of indefinite length
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
- B29C43/18—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/58—Measuring, controlling or regulating
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L7/00—Compositions of natural rubber
- C08L7/02—Latex
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L89/00—Compositions of proteins; Compositions of derivatives thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
- B29C43/18—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles
- B29C2043/185—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles using adhesives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/58—Measuring, controlling or regulating
- B29C2043/5808—Measuring, controlling or regulating pressure or compressing force
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/58—Measuring, controlling or regulating
- B29C2043/5816—Measuring, controlling or regulating temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/26—Sealing devices, e.g. packaging for pistons or pipe joints
- B29L2031/265—Packings, Gaskets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2307/00—Characterised by the use of natural rubber
- C08J2307/02—Latex
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2491/00—Characterised by the use of oils, fats or waxes; Derivatives thereof
- C08J2491/06—Waxes
-
- 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
- C08K3/32—Phosphorus-containing compounds
- C08K2003/321—Phosphates
- C08K2003/324—Alkali metal phosphate
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- 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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/44—Free-space packings
- F16J15/447—Labyrinth packings
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
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- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
A kind of preparation method of the double-layer seal cushion rubber of the outer glue of interior metal, first prepares hot glue, is applied to quoit surface and is preparing plant gum powder, is 1 by gained plant gum powder and Heveatex ratio:3, it is well mixed that rubber cement is made；Cotton sail cloth impregnation 20~40 minutes in rubber cement will be dried, (roller speed is than being 1 through two roll calender:1, roll spacing is 3mm) extruding even uniform after be dried to obtain adhesive plaster；Adhesive plaster is paved into after 2~3 layers by specification with 45° angle severing, roll compacting to be put into sealing ring mould, the quoit for scribbling glue is placed in mould, die inside wall scribbles wear-resisting glue, vulcanize 30~45 minutes under conditions of 145~155 DEG C, 8~10 MPa, soaked 2 hours in 35 portions of hardening agents by the sealing ring of shaping, are put into, the bubble in low pressure removing system, after drying, coating of wax is smeared using cotton sail cloth, can be fully cured after being heat-treated 4h at 100 DEG C, you can.This law sealing ring performance is stable, is difficult to be swelled in media as well, thermal pinch is small.
Description
Technical field：
The present invention relates to a kind of sealing ring, and in particular to a kind of preparation method of the double-layer seal cushion rubber of the outer glue of interior metal
Method.
Background technology：
The circular cowling that sealing ring is made up of one or several parts, be fixed on a lasso of bearing or packing ring and with it is another
One lasso or washer contacts form narrow labyrinth clearance, prevent lubricating oil from spilling and foreign object intrusion.Sealing ring is a kind of section
For circular rubber ring, because its section is O-shaped, therefore O-ring seal is called.
Existing sealing ring has a rubber seal and metal o-ring, and metal o-ring has very strong characteristic, without appointing
What rubber constituent, and rubber seal is generally rubber chemistry composition composition, preparation process influences very big to staff, while dirty
Environment is contaminated, metal o-ring is unlikely to deform, but sealing effectiveness is bad, rubber seal, good sealing effect, but yielding abrasion.
The content of the invention：
The technical problems to be solved by the invention be to overcome the defect of prior art there is provided outside a kind of interior metal glue it is double
The preparation method of layer O-ring seal.
The technical problems to be solved by the invention are realized using following technical scheme.
A kind of preparation method of the double-layer seal cushion rubber of the outer glue of interior metal, it is characterised in that：
100-120 parts of soybean protein is taken, protein isolate 8%-20%, urea 15%-17%, polyphosphoric acids from soybean
Sodium 1%-10%, urea is dispersed in water, and is mixed and made into urea liquid, adds albumen and mixture, 1-2 is stirred at normal temperatures
Hour, this diamines 5-7 parts between adding, continue to stir 2-3 hours, finally by 5-20 parts of additions of phosphatase 11,20 points of high-temperature stirring
Clock, temperature control is at 90-95 DEG C；
2-5 parts of the ethyoxyl ammonium salt of 30-40 parts of waterglass and alkyl phenol, 0 are slowly added under stirring and/or ultrasonication
React 0.1~12 hour, after reaction terminates, be dehydrated by vaporizing extract process at a temperature of~80 DEG C, by eluting, granulating repeatedly, dried；
Grain will be dried to mix for 15-20 parts with chitosan, beaten, 5-20 parts and 100-130 parts water mixing of phosphatase 11 are added, plus
Heat, adds 30-50 parts of propolis after being added 2 hours after 20 minutes, refines 2 hours, obtain glue, glue is applied into quoit table
Face；
30-140 parts of water intaking, 10-30 parts of soybean protein glue, 10-40 parts of hydrophilic chemicals, 2-30 parts of sorbic acid, nothing
2-30 parts of machine or organic acid, are mixed using more than 50 DEG C of hot water or steam with soybean protein glue, sorbic acid and at 50 DEG C
Insulation 30 minutes to 1 hour, make the abundant water swelling of soybean protein glue, so that its close molecular structure be pulled open and become above
Obtain bulk, then add required hydrophilic chemicals and inorganic or organic acid, it is small for 0.5-4 in reaction at 50-100 DEG C
When, the aqueous chemically modified vegetable gum piece for 20-60% is produced, after extrusion, drying, crushing, aqueous be less than is produced
10% quick-dissolving chemically modified vegetable gum powder；
It is 1 by gained plant gum powder and Heveatex ratio:3, it is well mixed that rubber cement is made；Will dry cotton sail cloth in
Impregnation 20~40 minutes in rubber cement, through two roll calender, (roller speed is than being 1:1, roll spacing is 3mm) it is dry after extruding even uniform
To adhesive plaster；Adhesive plaster is paved into after 2~3 layers by specification with 45° angle severing, compacting is rolled and is put into sealing ring mould, put in mould
The quoit for scribbling glue is put, die inside wall scribbles wear-resisting glue, vulcanized under conditions of 145~155 DEG C, 8~10-MPa
30~45- minutes, soaked 2 hours in 35 portions of hardening agents by the sealing ring of shaping, are put into, the bubble in low pressure removing system；
After drying, coating of wax is smeared using cotton sail cloth, can be fully cured after being heat-treated 4h at 100 DEG C, i.e.,
Can.
Described wear-resisting glue is prepared from including following components：N330-23-25 parts of carbon black, dioctyl adipate DOA-
15-17 parts, 6-8 parts of zinc oxide, 7-9 parts of stearic acid, 10-13 parts of age resistor, DCP-4-6 parts of vulcanizing agent, vulcanization aid TAIC-5-
8 parts, 12-18 parts of hydroxypropyl cellulose, 7-15 parts of pulullan polysaccharide, 13-16 parts of nano silicon.
Described wear-resisting glue, which comprises the following steps, to be prepared from：
Dioctyl adipate DOA is dissolved by heating in 70 DEG C of hot bath, the stirring of stearic acid mixing and emulsifying is then added
Uniformly, carbon black is taken into container, is added zinc oxide, is mixed evenly；Mixture is used into emulsification in 60~80 DEG C of water-baths
Device stirs, regulation emulsification stirring speed to 6000r/min, turns down rotating speed to 3000r/min after 5min, continues to stir
30min, when temperature is down to 8 DEG C, adds 2 age resistor, then adds vulcanizing agent DCP, vulcanization aid, is dehydrated 15min, centrifugation point
From, hydroxypropyl cellulose is added, drying at room temperature obtains solid powder, by pulullan polysaccharide, nano silicon, ultrasound
After vibration dispersion is uniform, centrifuges and remove big particulate, drying at room temperature obtains particle, in the water that particle is added to 2 times, mix
Close, 200 DEG C of heating 30min obtain wear-resisting glue.
Described hardening agent is prepared from including following components：Including 30 parts of intensity modifying agents：30%-40% acrylic acid fourths
Ester, 30-40% ethyl acetate, remaining is water；
5 parts of form retention agents：Ethyl acetate 15-25%, pentaerythrite 30-35%, 15%-20% parts of paraffin, remaining is
Water.
Described hardening agent, which comprises the following steps, to be prepared from：Butyl acrylate, ethyl acetate and water are sequentially added, machinery
It is uniformly mixed, 1 obtains form retention agent；
Paraffin and ethyl acetate is taken to heat mixing, vaccum dewatering 5 minutes；Pentaerythrite is added, low pressure after being well mixed
Bubble in removing system, can be fully cured after being heat-treated 4h at 100 DEG C；Solidfied material is mixed with 60 DEG C of temperature water,
Stirring 1 hour, as form retention agent；
Form retention agent is mixed with intensity modifying agent, 60 DEG C are heated 1 hour, and 30 DEG C cool down 1 hour, and 90 DEG C add 5 points
Clock, you can.
Described wax is that 90% paraffin and 10% age resistor are mixed.
Beneficial effects of the present invention：Combined using vegetable rubber made from the formula with quoit, quality is good, price is low
Honest and clean, anti ageing property is good, durable in use, and performance is stable, is difficult to be swelled in media as well, thermal pinch (Joule effect) is small, together
When enhance tensile strength, elongation and tearing toughness.This kind of elastomeric material intensity is high simultaneously, good toughness, it is not easy to easily
Be damaged, and its anti-wear performance is splendid, can be good with product hermeticity made from this kind of elastomeric material, market using wide,
Plant glue stain is small, and great role is played to environmental protection, deep to be favored by vast chemical enterprise.
Embodiment：
In order that the technical means, the inventive features, the objects and the advantages of the present invention are easy to understand, tie below
Specific embodiment is closed, the present invention is expanded on further.
Embodiment 1：A kind of preparation method of the double-layer seal cushion rubber of the outer glue of interior metal,
100 parts of soybean protein is taken, protein isolate 8%-20%, urea 15%-17%, sodium polyphosphate from soybean
1%-10%, urea is dispersed in water, and is mixed and made into urea liquid, adds albumen and mixture, 1-2 is stirred at normal temperatures small
When, 5 parts of this diamines between adding continue to stir 2-3 hours, finally by 5 parts of additions of phosphatase 11, high-temperature stirring 20 minutes, temperature control
System is at 90-95 DEG C；
2 parts of the ethyoxyl ammonium salt of 30 parts of waterglass and alkyl phenol, 0~80 are slowly added under stirring and/or ultrasonication
React 0.1~12 hour, after reaction terminates, be dehydrated by vaporizing extract process at a temperature of DEG C, by eluting, granulating repeatedly, dried；
Grain will be dried to mix for 15 parts with chitosan, beaten, 5 parts and 100 parts water mixing of phosphatase 11, heating, after 20 minutes are added
30 parts of propolis are added after adding 2 hours, is refined 2 hours, is obtained glue, glue is applied to quoit surface；
30 parts of water intaking, 10 parts of soybean protein glue, 10 parts of hydrophilic chemicals, 2 parts of sorbic acid, inorganic or 2 parts of organic acid,
Mixed using more than 50 DEG C of hot water or steam with soybean protein glue, sorbic acid and be incubated 30 minutes to 1 more than 50 DEG C
Hour, make the abundant water swelling of soybean protein glue, so that its close molecular structure be pulled open and become bulk, then add institute
The hydrophilic chemicals and inorganic or organic acid needed, are 0.5-4 hours in reaction at 50-100 DEG C, and it is 20- to produce aqueous
60% chemically modified vegetable gum piece, after extrusion, drying, crushing, produces the aqueous 10% Instant chemistry of being less than and changes
Property plant gum powder；
It is 1 by gained plant gum powder and Heveatex ratio:3, it is well mixed that rubber cement is made；Will dry cotton sail cloth in
Impregnation 20~40 minutes in rubber cement, through two roll calender, (roller speed is than being 1:1, roll spacing is 3mm) it is dry after extruding even uniform
To adhesive plaster；Adhesive plaster is paved into after 2~3 layers by specification with 45° angle severing, compacting is rolled and is put into sealing ring mould, put in mould
The quoit for scribbling glue is put, die inside wall scribbles wear-resisting glue, vulcanized under conditions of 145~155 DEG C, 8~10-MPa
30~45- minutes, soaked 2 hours in 35 portions of hardening agents by the sealing ring of shaping, are put into, the bubble in low pressure removing system；
After drying, coating of wax is smeared using cotton sail cloth, can be fully cured after being heat-treated 4h at 100 DEG C, i.e.,
Can.
Wear-resisting glue is prepared from including following components：N330-23 parts of carbon black, DOA-15 parts of dioctyl adipate, oxidation
It is 6 parts of zinc, 7 parts of stearic acid, 10 parts of age resistor, DCP-4 parts of vulcanizing agent, TAIC-5 parts of vulcanization aid, 12 parts of hydroxypropyl cellulose, general
Shandong 7 parts of polysaccharide of orchid, 13 parts of nano silicon.
Wear-resisting glue, which comprises the following steps, to be prepared from：
Dioctyl adipate DOA is dissolved by heating in 70 DEG C of hot bath, the stirring of stearic acid mixing and emulsifying is then added
Uniformly, carbon black is taken into container, is added zinc oxide, is mixed evenly；Mixture is used into emulsification in 60~80 DEG C of water-baths
Device stirs, regulation emulsification stirring speed to 6000r/min, turns down rotating speed to 3000r/min after 5min, continues to stir
30min, when temperature is down to 8 DEG C, adds 2 age resistor, then adds vulcanizing agent DCP, vulcanization aid, is dehydrated 15min, centrifugation point
From, hydroxypropyl cellulose is added, drying at room temperature obtains solid powder, by pulullan polysaccharide, nano silicon, ultrasound
After vibration dispersion is uniform, centrifuges and remove big particulate, drying at room temperature obtains particle, in the water that particle is added to 2 times, mix
Close, 200 DEG C of heating 30min obtain wear-resisting glue.
Hardening agent is prepared from including following components：Including 30 parts of intensity modifying agents：30% butyl acrylate, 30% acetic acid
Ethyl ester, remaining is water；
5 parts of form retention agents：Ethyl acetate 15%, pentaerythrite 30%, 15% part of paraffin, remaining is water.
Hardening agent, which comprises the following steps, to be prepared from：Butyl acrylate, ethyl acetate and water are sequentially added, mechanical agitation is mixed
Close uniform, 1 obtains form retention agent；
Paraffin and ethyl acetate is taken to heat mixing, vaccum dewatering 5 minutes；Pentaerythrite is added, low pressure after being well mixed
Bubble in removing system, can be fully cured after being heat-treated 4h at 100 DEG C；Solidfied material is mixed with 60 DEG C of temperature water,
Stirring 1 hour, as form retention agent；
Form retention agent is mixed with intensity modifying agent, 60 DEG C are heated 1 hour, and 30 DEG C cool down 1 hour, and 90 DEG C add 5 points
Clock, you can.
Wax is that 90% paraffin and 10% age resistor are mixed.
Through experiment, sealing ring prepared by this law is contrasted with existing sealing ring：
Existing sealing ring：Product hardness:HS85 ± 2 ° A operating temperatures:TPU:- 40~+80 DEG C of CPU:- 40~+120 DEG C of works
Make pressure:≤32Mpa；
This law sealing ring：Product hardness:HS330 ± 2 ° A operating temperatures:TPU:- 49~+86 DEG C of CPU:- 40~+120 DEG C
Operating pressure:≤83Mpa.
This law sealing ring performance is stable, is difficult to be swelled in media as well, thermal pinch (Joule effect) is small, enhances simultaneously
Tensile strength, elongation and tearing toughness.
Embodiment 2：A kind of preparation method of the double-layer seal cushion rubber of the outer glue of interior metal,
120 parts of soybean protein is taken, protein isolate 8%-20%, urea 15%-17%, sodium polyphosphate from soybean
1%-10%, urea is dispersed in water, and is mixed and made into urea liquid, adds albumen and mixture, 1-2 is stirred at normal temperatures small
When, 7 parts of this diamines between adding continue to stir 2-3 hours, finally by 20 parts of additions of phosphoric acid, high-temperature stirring 20 minutes, temperature control
System is at 90-95 DEG C；
5 parts of the ethyoxyl ammonium salt of 40 parts of waterglass and alkyl phenol, 0~80 are slowly added under stirring and/or ultrasonication
React 0.1~12 hour, after reaction terminates, be dehydrated by vaporizing extract process at a temperature of DEG C, by eluting, granulating repeatedly, dried；
Grain will be dried to mix for 20 parts with chitosan, beaten, 20 parts and 130 parts water mixing of phosphoric acid, heating, after 20 minutes are added
50 parts of propolis are added after adding 2 hours, is refined 2 hours, is obtained glue, glue is applied to quoit surface；
140 parts of water intaking, 30 parts of soybean protein glue, 40 parts of hydrophilic chemicals, 30 parts of sorbic acid, inorganic or organic acid 30
Part, mixed using more than 50 DEG C of hot water or steam with soybean protein glue, sorbic acid and be incubated 30 minutes more than 50 DEG C
To 1 hour, make the abundant water swelling of soybean protein glue, so that its close molecular structure is pulled open and becomes bulk, Ran Houjia
Enter required hydrophilic chemicals and inorganic or organic acid, be 0.5-4 hours in reaction at 50-100 DEG C, produce and aqueous be
20-60% chemically modified vegetable gum piece, after extrusion, drying, crushing, produce it is aqueous be less than 10% Instant chemistry
Improved plant rubber powder；
It is 1 by gained plant gum powder and Heveatex ratio:3, it is well mixed that rubber cement is made；Will dry cotton sail cloth in
Impregnation 20~40 minutes in rubber cement, through two roll calender, (roller speed is than being 1:1, roll spacing is 3mm) it is dry after extruding even uniform
To adhesive plaster；Adhesive plaster is paved into after 2~3 layers by specification with 45° angle severing, compacting is rolled and is put into sealing ring mould, put in mould
The quoit for scribbling glue is put, die inside wall scribbles wear-resisting glue, vulcanized under conditions of 145~155 DEG C, 8~10-MPa
30~45- minutes, soaked 2 hours in 35 portions of hardening agents by the sealing ring of shaping, are put into, the bubble in low pressure removing system；
After drying, coating of wax is smeared using cotton sail cloth, can be fully cured after being heat-treated 4h at 100 DEG C, i.e.,
Can.
Wear-resisting glue is prepared from including following components：N330-25 parts of carbon black, DOA-17 parts of dioctyl adipate, oxidation
It is 8 parts of zinc, 9 parts of stearic acid, 13 parts of age resistor, DCP-6 parts of vulcanizing agent, TAIC-8 parts of vulcanization aid, 18 parts of hydroxypropyl cellulose, general
Shandong orchid 15 parts of polysaccharide, 16 parts of nano silicon,.
Wear-resisting glue, which comprises the following steps, to be prepared from：
Dioctyl adipate DOA is dissolved by heating in 70 DEG C of hot bath, the stirring of stearic acid mixing and emulsifying is then added
Uniformly, carbon black is taken into container, is added zinc oxide, is mixed evenly；Mixture is used into emulsification in 60~80 DEG C of water-baths
Device stirs, regulation emulsification stirring speed to 6000r/min, turns down rotating speed to 3000r/min after 5min, continues to stir
30min, when temperature is down to 8 DEG C, adds 2 age resistor, then adds vulcanizing agent DCP, vulcanization aid, is dehydrated 15min, centrifugation point
From, hydroxypropyl cellulose is added, drying at room temperature obtains solid powder, by pulullan polysaccharide, nano silicon, ultrasound
After vibration dispersion is uniform, centrifuges and remove big particulate, drying at room temperature obtains particle, in the water that particle is added to 2 times, mix
Close, 200 DEG C of heating 30min obtain wear-resisting glue.
Hardening agent is prepared from including following components：Including 30 parts of intensity modifying agents：40% butyl acrylate, 40% acetic acid
Ethyl ester, remaining is water；
5 parts of form retention agents：Ethyl acetate 25%, pentaerythrite 35%, 20% part of paraffin, remaining is water.
Hardening agent, which comprises the following steps, to be prepared from：Butyl acrylate, ethyl acetate and water are sequentially added, mechanical agitation is mixed
Close uniform, 1 obtains form retention agent；
Paraffin and ethyl acetate is taken to heat mixing, vaccum dewatering 5 minutes；Pentaerythrite is added, low pressure after being well mixed
Bubble in removing system, can be fully cured after being heat-treated 4h at 100 DEG C；Solidfied material is mixed with 60 DEG C of temperature water,
Stirring 1 hour, as form retention agent；
Form retention agent is mixed with intensity modifying agent, 60 DEG C are heated 1 hour, and 30 DEG C cool down 1 hour, and 90 DEG C add 5 points
Clock, you can.
Wax is that 90% paraffin and 10% age resistor are mixed.
Existing sealing ring：Product hardness:HS85 ± 2 ° A operating temperatures:TPU:- 40~+80 DEG C of CPU:- 40~+120 DEG C of works
Make pressure:≤32Mpa；
This law sealing ring：Product hardness:HS396 ± 2 ° A operating temperatures:TPU:- 50~+90 DEG C of CPU:- 43~+120 DEG C
Operating pressure:≤99Mpa.
This law sealing ring performance is stable, is difficult to be swelled in media as well, thermal pinch (Joule effect) is small, enhances simultaneously
Tensile strength, elongation and tearing toughness.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (6)
1. a kind of preparation method of the double-layer seal cushion rubber of the outer glue of interior metal, it is characterised in that：
100-120 parts of soybean protein is taken, protein isolate 8%-20%, urea 15%-17%, sodium polyphosphate from soybean
1%-10%, urea is dispersed in water, and is mixed and made into urea liquid, adds albumen and mixture, 1-2 is stirred at normal temperatures small
When, this diamines 5-7 parts between adding, continue to stir 2-3 hours, finally by 5-20 parts of additions of phosphatase 11, high-temperature stirring 20 minutes,
Temperature control is at 90-95 DEG C；
2-5 parts of the ethyoxyl ammonium salt of 30-40 parts of waterglass and alkyl phenol, 0~80 are slowly added under stirring and/or ultrasonication
React 0.1~12 hour, after reaction terminates, be dehydrated by vaporizing extract process at a temperature of DEG C, by eluting, granulating repeatedly, dried；
Grain will be dried to mix for 15-20 parts with chitosan, beaten, 5-20 parts and 100-130 parts water mixing of phosphatase 11, heating, 20 are added
30-50 parts of propolis are added after being added 2 hours after minute, is refined 2 hours, is obtained glue, glue is applied to quoit surface；
Water intaking 30-140 parts, 10-30 parts of soybean protein glue, 10-40 parts of hydrophilic chemicals, 2-30 parts of sorbic acid, it is inorganic or
2-30 parts of organic acid, is mixed and more than 50 DEG C using more than 50 DEG C of hot water or steam with soybean protein glue, sorbic acid
Insulation 30 minutes to 1 hour, makes the abundant water swelling of soybean protein glue, so that its close molecular structure be pulled open and become swollen
Pine, then adds required hydrophilic chemicals and inorganic or organic acid, is 0.5-4 hours in being reacted at 50-100 DEG C, i.e.,
The aqueous chemically modified vegetable gum piece for 20-60%, after extrusion, drying, crushing, produce it is aqueous be less than 10% speed
Molten type chemically modified vegetable gum powder；
It is 1 by gained plant gum powder and Heveatex ratio:3, it is well mixed that rubber cement is made；Cotton sail cloth will be dried in rubber cement
Middle impregnation 20~40 minutes, through two roll calender, (roller speed is than being 1:1, roll spacing is 3mm) extruding even uniform after be dried to obtain glue
Cloth；Adhesive plaster is paved into after 2~3 layers by specification with 45° angle severing, compacting is rolled and is put into sealing ring mould, place and apply in mould
Have the quoit of glue, die inside wall scribbles wear-resisting glue, under conditions of 145~155 DEG C, 8~10-MPa vulcanize 30~
45- minutes, soaked 2 hours in 35 portions of hardening agents by the sealing ring of shaping, are put into, the bubble in low pressure removing system；
After drying, coating of wax is smeared using cotton sail cloth, can be fully cured after being heat-treated 4h at 100 DEG C, you can.
2. the preparation method of the double-layer seal cushion rubber of glue outside a kind of interior metal according to claim 1, it is characterised in that：
Described wear-resisting glue is prepared from including following components：N330-23-25 parts of carbon black, DOA-15-17 parts of dioctyl adipate,
6-8 parts of zinc oxide, 7-9 parts of stearic acid, 10-13 parts of age resistor, DCP-4-6 parts of vulcanizing agent, TAIC-5-8 parts of vulcanization aid, hydroxypropyl
12-18 parts of base cellulose, 7-15 parts of pulullan polysaccharide, 13-16 parts of nano silicon.
3. the preparation method of the double-layer seal cushion rubber of glue outside a kind of interior metal according to claim 1, it is characterised in that：
Described wear-resisting glue, which comprises the following steps, to be prepared from：
Dioctyl adipate DOA is dissolved by heating in 70 DEG C of hot bath, stearic acid mixing and emulsifying is then added and stirs,
Carbon black is taken into container, zinc oxide is added, is mixed evenly；Mixture is stirred in 60~80 DEG C of water-baths with emulsifier
Uniformly, regulation emulsification stirring speed is turned down rotating speed to 3000r/min after 5min to 6000r/min, continues to stir 30min, treats
When temperature is down to 8 DEG C, 2 age resistor are added, vulcanizing agent DCP, vulcanization aid is then added, 15min is dehydrated, centrifuged, then are added
Enter hydroxypropyl cellulose, drying at room temperature obtains solid powder, by pulullan polysaccharide, nano silicon, ultrasonic vibration disperses
After uniform, centrifuge and remove big particulate, drying at room temperature obtains particle, in the water that particle is added to 2 times, mixing, 200 DEG C
30min is heated, wear-resisting glue is obtained.
4. the preparation method of the double-layer seal cushion rubber of glue outside a kind of interior metal according to claim 1, it is characterised in that：
Described hardening agent is prepared from including following components：Including 30 parts of intensity modifying agents：30%-40% butyl acrylates, 30-
40% ethyl acetate, remaining is water；
5 parts of form retention agents：Ethyl acetate 15-25%, pentaerythrite 30-35%, 15%-20% parts of paraffin, remaining is water.
5. the preparation method of the double-layer seal cushion rubber of glue outside a kind of interior metal according to claim 1, it is characterised in that：
Described hardening agent, which comprises the following steps, to be prepared from：Sequentially add butyl acrylate, ethyl acetate and water, mechanical agitation mixing
Uniformly, 1 form retention agent is obtained；
Paraffin and ethyl acetate is taken to heat mixing, vaccum dewatering 5 minutes；Pentaerythrite is added, low pressure is removed after being well mixed
Bubble in system, can be fully cured after being heat-treated 4h at 100 DEG C；Solidfied material is mixed with 60 DEG C of temperature water, stirring 1
Hour, as form retention agent；
Form retention agent is mixed with intensity modifying agent, 60 DEG C heat 1 hour, 30 DEG C cool down 1 hour, 90 DEG C add 5 minutes, i.e.,
Can.
6. the preparation method of the double-layer seal cushion rubber of glue outside a kind of interior metal according to claim 1, it is characterised in that：
Described wax is that 90% paraffin and 10% age resistor are mixed.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109485921A (en) * | 2018-11-27 | 2019-03-19 | 徐州市恩矿新材料有限公司 | A kind of formula of wear-resistant material additive |
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