CN106832822A - A kind of method for making heat-insulation layer in plastic ripple pipe outer wall - Google Patents
A kind of method for making heat-insulation layer in plastic ripple pipe outer wall Download PDFInfo
- Publication number
- CN106832822A CN106832822A CN201710129018.5A CN201710129018A CN106832822A CN 106832822 A CN106832822 A CN 106832822A CN 201710129018 A CN201710129018 A CN 201710129018A CN 106832822 A CN106832822 A CN 106832822A
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- CN
- China
- Prior art keywords
- parts
- insulation layer
- heat
- fibre
- ekonol
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
- B29C44/32—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/36—Feeding the material to be shaped
- B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
- B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/60—Measuring, controlling or regulating
-
- 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
- B29L2023/00—Tubular articles
- B29L2023/22—Tubes or pipes, i.e. rigid
-
- 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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- 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
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Thermal Insulation (AREA)
Abstract
The invention discloses a kind of method for making heat-insulation layer in plastic ripple pipe outer wall, the heat-insulation layer is made up of the raw material of following weight portion：120 140 parts of poly terephthalic acid diallyl, 40 50 parts of ekonol, 15 25 parts of polyethylene glycol, 150 170 parts of dimethylbenzene, 110 130 parts of alumina silicate fibre, 30 40 parts of mineral wool, 60 70 parts of polycrystalline mullite fibre.The method of the present invention can form on the surface of plastic film capicitor and an entirety is closely integrated between one layer of heat preservation layer, the body of heat-insulation layer and bellows, and the pyroconductivity of heat-insulation layer is low and with preferable elasticity, does not influence the mechanical performance of bellows while insulation；The thickness of the heat-insulation layer is 8 13mm, and insulation material used is less, saves insulation material.
Description
Technical field
The present invention relates to bellows manufacture field, more precisely, being that one kind makes heat-insulation layer in plastic ripple pipe outer wall
Method.
Background technology
Plastic film capicitor is mainly used in the fields such as medium conveying, electric power threading, lathe, household electrical appliances, therefore in the modeling of some occasions
Material bellows is needed in outdoor application, and the elasticity of plastic film capicitor can be influenceed when outdoor temperature is too low, therefore in plastics
The surface of bellows manufactures a heat-insulation layer and bellows can be played a very good protection.Current widespread practice is with guarantor
Adiabator makees one layer of heat preservation set in the outer wall of bellows, but exists compared with big gap between muff and bellows, and heat insulation effect has
Limit and waste substantial amounts of insulation material.
The content of the invention
The present invention mainly solves the technical problem existing for prior art, so as to provide one kind in plastic ripple pipe outer wall
The method for making heat-insulation layer.
Above-mentioned technical problem of the invention is mainly what is be addressed by following technical proposals：
A kind of method for making heat-insulation layer in plastic ripple pipe outer wall, comprises the following steps：
1. poly terephthalic acid diallyl 120-140 parts is taken by weight, ekonol 40-50 parts, is gathered
Ethylene glycol 15-25 parts, dimethylbenzene 150-170 parts, alumina silicate fibre 110-130 parts, mineral wool 30-40 parts, polycrystalline mullite fibre
60-70 parts；
2. grinder is added to grind to form micro mist alumina silicate fibre, mineral wool, polycrystalline mullite fibre, then by poly- terephthaldehyde
Diallyl phthalate, ekonol, polyethylene glycol, dimethylbenzene add reactor, temperature control at 70-85 DEG C, with 50-
The speed of 55rpm is stirred 35-45 minutes, and micro mist then is added into reactor, and temperature is reduced to 50-60 DEG C, with 80-90rpm's
Speed stirs 15-20 minutes to obtain mixed slurry；
3. gained mixed slurry is added into sprayer unit, then the temperature control of sprayer unit is filled at 70-80 DEG C with spraying
Put and mixed slurry even application is made heat-insulation layer on the surface of plastic film capicitor, the thickness control of heat-insulation layer is in 3-5mm, spraying
After the completion of plastic film capicitor is put into industrial microwave oven, under the power of 180-240W heat 15-20 minutes, treat that heat-insulation layer is uniform
Taken out after foaming, naturally cool to room temperature.
As preferred embodiments of the present invention, step 1. in take 133 parts of poly terephthalic acid diallyl by weight, gather
47 parts of p-hydroxybenzoate, 22 parts of polyethylene glycol, 163 parts of dimethylbenzene, 122 parts of alumina silicate fibre, 37 parts of mineral wool, polycrystalline does not come
64 parts of mineral wool.
The method of the present invention can form the body of one layer of heat preservation layer, heat-insulation layer and bellows on the surface of plastic film capicitor
Between be closely integrated into an entirety, the pyroconductivity of heat-insulation layer is low and with preferable elasticity, and ripple is not influenceed while insulation
The mechanical performance of line pipe；The thickness of the heat-insulation layer is 8-13mm, and insulation material used is less, saves insulation material.
Specific embodiment
The preferred embodiments of the present invention are described in detail below so that advantages and features of the invention can be easier to by
It will be appreciated by those skilled in the art that apparent clearly being defined so as to be made to protection scope of the present invention.
[embodiment 1]
1. 120 parts of poly terephthalic acid diallyl, 40 parts of ekonol, polyethylene glycol 15 are taken by weight
Part, 150 parts of dimethylbenzene, 110 parts of alumina silicate fibre, 30 parts of mineral wool, 60 parts of polycrystalline mullite fibre；
2. grinder is added to grind to form micro mist alumina silicate fibre, mineral wool, polycrystalline mullite fibre, then by poly- terephthaldehyde
Diallyl phthalate, ekonol, polyethylene glycol, dimethylbenzene add reactor, temperature control at 70 DEG C, with 50rpm
Speed stir 35 minutes, micro mist is then added into reactor, temperature is reduced to 50 DEG C, is stirred 15 minutes with the speed of 80rpm
Obtain mixed slurry；
3. gained mixed slurry is added into sprayer unit, then the temperature control of sprayer unit uses sprayer unit at 70 DEG C
Mixed slurry even application is made heat-insulation layer on the surface of plastic film capicitor, in 3mm, spraying is completed the thickness control of heat-insulation layer
Plastic film capicitor is put into industrial microwave oven afterwards, is heated 15 minutes under the power of 180W, after taking-up after heat-insulation layer even foaming,
Naturally cool to room temperature.
[embodiment 2]
1. 140 parts of poly terephthalic acid diallyl, 50 parts of ekonol, polyethylene glycol 25 are taken by weight
Part, 170 parts of dimethylbenzene, 130 parts of alumina silicate fibre, 40 parts of mineral wool, 70 parts of polycrystalline mullite fibre；
2. grinder is added to grind to form micro mist alumina silicate fibre, mineral wool, polycrystalline mullite fibre, then by poly- terephthaldehyde
Diallyl phthalate, ekonol, polyethylene glycol, dimethylbenzene add reactor, temperature control at 85 DEG C, with 55rpm
Speed stir 45 minutes, micro mist is then added into reactor, temperature is reduced to 60 DEG C, is stirred 20 minutes with the speed of 90rpm
Obtain mixed slurry；
3. gained mixed slurry is added into sprayer unit, then the temperature control of sprayer unit uses sprayer unit at 80 DEG C
Mixed slurry even application is made heat-insulation layer on the surface of plastic film capicitor, in 5mm, spraying is completed the thickness control of heat-insulation layer
Plastic film capicitor is put into industrial microwave oven afterwards, is heated 20 minutes under the power of 240W, after taking-up after heat-insulation layer even foaming,
Naturally cool to room temperature.
The above, specific embodiment only of the invention, but protection scope of the present invention is not limited thereto, and it is any
The change or replacement expected without creative work, should all be included within the scope of the present invention.Therefore, it is of the invention
Protection domain should be determined by the scope of protection defined in the claims.
Claims (2)
1. it is a kind of plastic ripple pipe outer wall make heat-insulation layer method, it is characterised in that comprise the following steps：
1. poly terephthalic acid diallyl 120-140 parts, ekonol 40-50 parts, poly- second two are taken by weight
Alcohol 15-25 parts, dimethylbenzene 150-170 parts, alumina silicate fibre 110-130 parts, mineral wool 30-40 parts, polycrystalline mullite fibre 60-70
Part；
2. grinder is added to grind to form micro mist alumina silicate fibre, mineral wool, polycrystalline mullite fibre, then by poly terephthalic acid two
Allyl ester, ekonol, polyethylene glycol, dimethylbenzene add reactor, temperature control at 70-85 DEG C, with 50-
The speed of 55rpm is stirred 35-45 minutes, and micro mist then is added into reactor, and temperature is reduced to 50-60 DEG C, with 80-90rpm's
Speed stirs 15-20 minutes to obtain mixed slurry；
3. gained mixed slurry is added into sprayer unit, the temperature control of sprayer unit, then will with sprayer unit at 70-80 DEG C
Mixed slurry even application is made heat-insulation layer on the surface of plastic film capicitor, and in 3-5mm, spraying is completed the thickness control of heat-insulation layer
Plastic film capicitor is put into industrial microwave oven afterwards, is heated 15-20 minutes under the power of 180-240W, treat heat-insulation layer even foaming
After take out, naturally cool to room temperature.
2. it is according to claim 1 plastic ripple pipe outer wall make heat-insulation layer method, it is characterised in that step 1. in
133 parts of poly terephthalic acid diallyl, 47 parts of ekonol, 22 parts of polyethylene glycol, dimethylbenzene are taken by weight
163 parts, 122 parts of alumina silicate fibre, 37 parts of mineral wool, 64 parts of polycrystalline mullite fibre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710129018.5A CN106832822A (en) | 2017-03-06 | 2017-03-06 | A kind of method for making heat-insulation layer in plastic ripple pipe outer wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710129018.5A CN106832822A (en) | 2017-03-06 | 2017-03-06 | A kind of method for making heat-insulation layer in plastic ripple pipe outer wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106832822A true CN106832822A (en) | 2017-06-13 |
Family
ID=59138025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710129018.5A Pending CN106832822A (en) | 2017-03-06 | 2017-03-06 | A kind of method for making heat-insulation layer in plastic ripple pipe outer wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106832822A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3755029A (en) * | 1971-11-17 | 1973-08-28 | Amchem Prod | Protective coated thermal insulation |
| US6251971B1 (en) * | 1998-07-31 | 2001-06-26 | Power Lone Star, Inc. | Thermal insulation coating for pipes |
| CN102382533A (en) * | 2010-09-01 | 2012-03-21 | 北京航材百慕新材料技术工程股份有限公司 | Environment-friendly aqueous industrial thermal insulation coating |
-
2017
- 2017-03-06 CN CN201710129018.5A patent/CN106832822A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3755029A (en) * | 1971-11-17 | 1973-08-28 | Amchem Prod | Protective coated thermal insulation |
| US6251971B1 (en) * | 1998-07-31 | 2001-06-26 | Power Lone Star, Inc. | Thermal insulation coating for pipes |
| CN102382533A (en) * | 2010-09-01 | 2012-03-21 | 北京航材百慕新材料技术工程股份有限公司 | Environment-friendly aqueous industrial thermal insulation coating |
Non-Patent Citations (3)
| Title |
|---|
| 汪多仁: "《现代日用化工产品》", 30 March 2000 * |
| 石安富，龚云表: "《工程塑料 性能 成型 应用》", 30 September 1986 * |
| 黄发荣，焦扬声: "《不饱和聚酯树脂》", 30 March 2001 * |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170613 |