CN105736885B - The glue applying method of chliorinated polyvinyl chloride bearing device - Google Patents

The glue applying method of chliorinated polyvinyl chloride bearing device Download PDF

Info

Publication number
CN105736885B
CN105736885B CN201610286765.5A CN201610286765A CN105736885B CN 105736885 B CN105736885 B CN 105736885B CN 201610286765 A CN201610286765 A CN 201610286765A CN 105736885 B CN105736885 B CN 105736885B
Authority
CN
China
Prior art keywords
polyvinyl chloride
chliorinated polyvinyl
pipe
pressure
bearing
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.)
Active
Application number
CN201610286765.5A
Other languages
Chinese (zh)
Other versions
CN105736885A (en
Inventor
辛明亮
李茂东
林华义
肖玉刚
杨波
黄国家
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
YOULI HOLDING GROUP CO Ltd
Guangzhou Special Pressure Equipment Inspection and Research Institute
Original Assignee
YOULI HOLDING GROUP CO Ltd
Guangzhou Special Pressure Equipment Inspection and Research Institute
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by YOULI HOLDING GROUP CO Ltd, Guangzhou Special Pressure Equipment Inspection and Research Institute filed Critical YOULI HOLDING GROUP CO Ltd
Priority to CN201610286765.5A priority Critical patent/CN105736885B/en
Publication of CN105736885A publication Critical patent/CN105736885A/en
Application granted granted Critical
Publication of CN105736885B publication Critical patent/CN105736885B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
    • F16L47/02—Welded joints; Adhesive joints
    • 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
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • 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
    • C08K5/56—Organo-metallic compounds, i.e. organic compounds containing a metal-to-carbon bond
    • C08K5/57—Organo-tin compounds
    • 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
    • C08K5/56—Organo-metallic compounds, i.e. organic compounds containing a metal-to-carbon bond
    • C08K5/57—Organo-tin compounds
    • C08K5/58—Organo-tin compounds containing sulfur
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02—Non-macromolecular additives
    • C09J11/04—Non-macromolecular additives inorganic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02—Non-macromolecular additives
    • C09J11/06—Non-macromolecular additives organic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J127/00—Adhesives based on 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; Adhesives based on derivatives of such polymers
    • C09J127/22—Adhesives based on 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; Adhesives based on derivatives of such polymers modified by chemical after-treatment
    • C09J127/24—Adhesives based on 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; Adhesives based on derivatives of such polymers modified by chemical after-treatment halogenated
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J5/00—Adhesive processes in general; Adhesive processes not provided for elsewhere, e.g. relating to primers
    • C09J5/04—Adhesive processes in general; Adhesive processes not provided for elsewhere, e.g. relating to primers involving separate application of adhesive ingredients to the different surfaces to be joined
    • 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
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2237—Oxides; Hydroxides of metals of titanium
    • C08K2003/2241—Titanium dioxide
    • 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

Abstract

The present invention relates to a kind of glue applying method of chliorinated polyvinyl chloride bearing device, the chliorinated polyvinyl chloride bearing device includes chliorinated polyvinyl chloride bearing pipe and chliorinated polyvinyl chloride pressure-bearing pipe fitting.Chliorinated polyvinyl chloride bearing device after glue applying method processing of the present invention, adhesive effect is good, and with high-adhesive-strength, the good reliability of sealing property and finished product can meet the requirement of bearing strength in chliorinated polyvinyl chloride products standards.

Description

The glue applying method of chliorinated polyvinyl chloride bearing device
Technical field
The present invention relates to adhesive construction field, more particularly to a kind of applying glue side of chliorinated polyvinyl chloride bearing device Method.
Background technology
Chliorinated polyvinyl chloride bearing device is widely used in actual production now, and it mainly includes chliorinated polyvinyl chloride Bearing pipe, chliorinated polyvinyl chloride pressure-bearing pipe fitting and chliorinated polyvinyl chloride pressure resistant vessel etc., in the prior art, chlorinated polyvinyl chloride second Alkene bearing device typically takes the mode of thermal weld to be bonded, but to connect effect poor for its thermal weld, it is impossible to form homogeneous welding, because This, can explore using adhesive to carry out the bonding of chliorinated polyvinyl chloride bearing device, and due to different equipment and Adhesive, glue applying method can be completely different, therefore needs a kind of applying glue side suitable for chliorinated polyvinyl chloride bearing device badly now Method.
The content of the invention
Based on this, it is necessary in view of the above-mentioned problems, providing a kind of glue applying method of chliorinated polyvinyl chloride bearing device.
Concrete technical scheme is as follows：
A kind of glue applying method of chliorinated polyvinyl chloride bearing device, the chliorinated polyvinyl chloride bearing device is poly- including chlorination Vinyl chloride bearing pipe and chliorinated polyvinyl chloride pressure-bearing pipe fitting, comprise the following steps：
(1) chliorinated polyvinyl chloride bearing pipe described in perpendicular cuts；
(2) 10~15 ° of the chliorinated polyvinyl chloride bearing pipe and chliorinated polyvinyl chloride pressure-bearing pipe fitting chamfering, institute is cleaned State inside and outside chliorinated polyvinyl chloride bearing pipe；
(3) check that the dry slotting conjugation of the chliorinated polyvinyl chloride bearing pipe meets after national standard, measure the chlorine The depth of chlorinated polynvinyl chloride (CPVC) pressure-bearing pipe fitting bellmouth；
(4) adhesive is accepted from the chliorinated polyvinyl chloride bearing pipe and the chliorinated polyvinyl chloride pressure-bearing pipe fitting One end starts uniformly to be applied to the chliorinated polyvinyl chloride bearing pipe surface, and the smearing length of the adhesive is equivalent to described The depth of chliorinated polyvinyl chloride pressure-bearing pipe fitting bellmouth；
(5) one layer of adhesive is smeared in the chliorinated polyvinyl chloride pressure-bearing pipe fitting bellmouth；
(6) when the adhesive also keeps moistening, the chliorinated polyvinyl chloride bearing pipe is advanced to rapidly The bottom of the chliorinated polyvinyl chloride pressure-bearing pipe fitting bellmouth, as far as possible in progradation rotating 1/8~1/4 encloses, and allows the glue Stick is uniformly distributed in bonding plane；
(7) then the fixed chliorinated polyvinyl chloride bearing pipe and chliorinated polyvinyl chloride pressure-bearing pipe fitting interface 29~31 Second, prevent the chliorinated polyvinyl chloride bearing pipe to be ejected；
(8) the unnecessary adhesive of a circle of the interface is erased, and tries not to move the interface；
(9) the bonding interface is stood, makes its solidification, desiccation.
In wherein some embodiments, the thickness of the adhesive in the step (4) is 0.05~0.5mm.
In wherein some embodiments, the applying glue consumption of the adhesive in the step (5) is 150~200g/m2。
In wherein some embodiments, the curing schedule in the step (9) is according to the chliorinated polyvinyl chloride pressure-bearing pipe The pipe diameter and temperature in road have different hardening times, specific as follows：
A, when temperature is more than or equal to 16 DEG C and less than or equal in the range of 38 DEG C, pipe diameter is described for 16~40mm's The hardening time of chliorinated polyvinyl chloride bearing pipe is 1.9~2.1 minutes, and pipe diameter is the 50~63mm chlorinated polyvinyl chloride The hardening time of ethene bearing pipe is 4.9~5.1 minutes, and pipe diameter holds for the 75~225mm chliorinated polyvinyl chloride The hardening time of pressure pipeline is 29~31 minutes, and pipe diameter is the 250~400mm chliorinated polyvinyl chloride bearing pipe Hardening time is 1.9~2.1 hours, pipe diameter>The hardening time of the 400mm chliorinated polyvinyl chloride bearing pipe is 3.9~4.1 hours；
B, when temperature is more than or equal to 5 DEG C and less than in the range of 16 DEG C, pipe diameter is the 16~40mm chlorination The hardening time of polyvinyl chloride pressure-bearing pipeline is 4.9~5.1 minutes, and pipe diameter is the 50~63mm chliorinated polyvinyl chloride The hardening time of bearing pipe is 9.9~10.1 minutes, and pipe diameter is the 75~225mm chliorinated polyvinyl chloride pressure-bearing pipe The hardening time in road is 1.9~2.1 hours, and pipe diameter is consolidated for the 250~400mm chliorinated polyvinyl chloride bearing pipe The change time is 7.9~8.1 hours, and pipe diameter is>The hardening time of the 400mm chliorinated polyvinyl chloride bearing pipe is 15.9~16.1 hours；
C, when temperature is more than or equal to -5 DEG C and less than in the range of 5 DEG C, pipe diameter is the 16~40mm chlorination The hardening time of polyvinyl chloride pressure-bearing pipeline is 9.9~10.1 minutes, and pipe diameter is the 50~63mm chlorinated polyvinyl chloride second The hardening time of alkene bearing pipe is 14.9~15.1 minutes, and pipe diameter holds for the 75~225mm chliorinated polyvinyl chloride The hardening time of pressure pipeline is 11.9~12.1 hours, and pipe diameter is the 250~400mm chliorinated polyvinyl chloride pressure-bearing pipe The hardening time in road is 23.9~24.1 hours, and pipe diameter is>The solidification of the 400mm chliorinated polyvinyl chloride bearing pipe Time is 47.9~48.1 hours.
In wherein some embodiments, the desiccation step in the step (9) is according to the chliorinated polyvinyl chloride pressure-bearing pipe The pipe diameter in road, the pressure that can bear and temperature have different drying times, specific as follows：
A, when temperature is more than or equal to 16 DEG C and less than or equal in the range of 38 DEG C, pipe diameter is described for 16~40mm's Chliorinated polyvinyl chloride bearing pipe can bear pressure<1.1MPa drying time is 14~16 minutes, can bear pressure for 1.1~ 2.5MPa drying time is 5.9~6.1 hours；Pipe diameter is the 50~63mm chliorinated polyvinyl chloride bearing pipe energy Bear pressure<1.1MPa drying time is 29~31 minutes, and it is 11.9 that can bear the drying time that pressure is 1.1~2.5MPa ~12.1 hours；Pipe diameter can bear pressure for the 75~225mm chliorinated polyvinyl chloride bearing pipe<1.1MPa's is dry The change time is 1.4~1.6 hours, and it is 23.9~24.1 hours that can bear the drying time that pressure is 1.1~2.5MPa；Pipeline is straight Footpath can bear pressure for the 250~400mm chliorinated polyvinyl chloride bearing pipe<0.68MPa drying time be 47.9~ 48.1 hours；Pipe diameter>The 400mm chliorinated polyvinyl chloride bearing pipe can bear pressure<0.68MPa drying time For 71.9~72.1 hours；
B, when temperature is more than or equal to 5 DEG C and less than in the range of 16 DEG C, pipe diameter is the 16~40mm chlorination Polyvinyl chloride pressure-bearing pipeline can bear pressure<1.1MPa drying time is 19.9~20.1 minutes, can bear pressure for 1.1~ 2.5MPa drying time is 11.9~12.1 hours；Pipe diameter is the 50~63mm chliorinated polyvinyl chloride bearing pipe Pressure can be born<1.1MPa drying time is 44~46 minutes, and can bear the drying time that pressure is 1.1~2.5MPa is 23.9~24.1 hours；Pipe diameter can bear pressure for the 75~225mm chliorinated polyvinyl chloride bearing pipe<1.1MPa Drying time be 3.9~4.1 hours, it is 47.9~48.1 hours that can bear the drying time that pressure is 1.1~2.5MPa；Pipe A diameter of 250~the 400mm in the road chliorinated polyvinyl chloride bearing pipe can bear pressure<0.68MPa drying time is 95.9~96.1 hours；Pipe diameter>The 400mm chliorinated polyvinyl chloride bearing pipe can bear pressure<0.68MPa's is dry The change time is 6 days；
C, when temperature is more than or equal to -5 DEG C and less than in the range of 5 DEG C, pipe diameter is the 16~40mm chlorination Polyvinyl chloride pressure-bearing pipeline can bear pressure<1.1MPa drying time is 29~31 minutes, can bear pressure for 1.1~ 2.5MPa drying time is 47.9~48.1 hours；Pipe diameter is the 50~63mm chliorinated polyvinyl chloride bearing pipe Pressure can be born<1.1MPa drying time is 0.9~1.1 hour, and can bear the drying time that pressure is 1.1~2.5MPa is 95~97 hours；Pipe diameter can bear pressure for the 75~225mm chliorinated polyvinyl chloride bearing pipe<1.1MPa's is dry The change time is 71~73 hours, and it is 8 days that can bear the drying time that pressure is 1.1~2.5MPa；Pipe diameter be 250~ The 400mm chliorinated polyvinyl chloride bearing pipe can bear pressure<0.68MPa drying time is 8 days；Pipe diameter> The 400mm chliorinated polyvinyl chloride bearing pipe can bear pressure<0.68MPa drying time is 14 days.
In wherein some embodiments, the raw material of the adhesive is constituted by mass percentage, including：Chlorinated polyvinyl chloride second Olefine resin 25%~40%, butanone 12%~18%, acetone 10%~18%, tetrahydrofuran 30%~50%, Organotin Stabilized Agent 2%~5%, toner 0.1%~0.5%, processing aid 0.1%~0.5%, above raw material summation are 100%.
In wherein some embodiments, the raw material of the adhesive is constituted by mass percentage, including：Chlorinated polyvinyl chloride second Olefine resin 39%~40%, butanone 12%~13%, acetone 10%~11%, tetrahydrofuran 33%~35%, Organotin Stabilized Agent 2%~4%, toner 0.4%~0.5%, processing aid 0.4%~0.5%, above raw material summation are 100%.
In wherein some embodiments, chlorinity >=68% of the chlorinated polyvinyl chloride resin, the toner is particle diameter In 20~80nm titanium dioxide.
In wherein some embodiments, the processing aid is that mass ratio is 3:2 defoamer and thixotropic agent.
In wherein some embodiments, the organic tin stabilizer is Methyl stannum mercaptide, tin dilaurate dioctyl tin, two horses The one kind come in sour mono octyl ester dioctyl tin and dibutyl tin laurate.
The beneficial effect and advantage that the present invention compares prior art be：
The present inventor team is according to the rich experiences accumulated for a long time, for chliorinated polyvinyl chloride bearing device The characteristics of, by numerous studies, the glue applying method specifically designed for chliorinated polyvinyl chloride bearing device is drawn, and in glue applying method Processing step and parameters, with reference to the adhesive of the present invention, the chliorinated polyvinyl chloride after glue applying method of the present invention processing Bearing device, adhesive effect is good, with high-adhesive-strength, the good reliability of sealing property and finished product, can meet chlorination and gather The requirement of bearing strength in vinyl chloride products standards.
Embodiment
The present invention is further illustrated by the following examples.
Raw materials used in the embodiment of the present invention is commercially available common raw material, wherein：
(trade mark is chlorinated polyvinyl chloride resin：3212, chlorinity is 70% (volume fraction)) it is purchased from：The U.S. " Lu Borun " (LUbrizol)；
Tetrahydrofuran is purchased from：Aladdin reagent (Shanghai) Co., Ltd.；
Organic tin stabilizer (Methyl stannum mercaptide, tin dilaurate dioctyl tin, two single-ethylhexyl maleate dioctyl tins and two Dibutyl tin laurate) it is purchased from：Aladdin reagent (Shanghai) Co., Ltd.；
Defoamer (KH-500) is purchased from：Aladdin reagent (Shanghai) Co., Ltd.；
Thixotropic agent (fume colloidal silica) is purchased from：Guangzhou Science and Technology Ji Sheng Industrial Co.
Embodiment 1
A kind of glue applying method of chliorinated polyvinyl chloride bearing device special equipment, the chliorinated polyvinyl chloride bearing device bag Chliorinated polyvinyl chloride bearing pipe and chliorinated polyvinyl chloride pressure-bearing pipe fitting are included, following steps are specifically included：
1st, perpendicular cuts chliorinated polyvinyl chloride bearing pipe；
2nd, 10-15 ° of chliorinated polyvinyl chloride bearing pipe and chliorinated polyvinyl chloride pressure-bearing pipe fitting chamfering, dispose chlorination and gather Bits end and burr inside and outside vinyl chloride bearing pipe, and with clean rag chliorinated polyvinyl chloride bearing pipe and chlorinated polyvinyl chloride second Dust, greasy dirt and the moisture of the bonding plane of alkene pressure-bearing pipe fitting, ice and snow etc. are removed clean；
3rd, the dry slotting conjugation of test chliorinated polyvinyl chloride bearing pipe：Meet the chliorinated polyvinyl chloride pressure-bearing of national standard Pipeline should be simply plugged into 1/4 to 3/4 place or so in chliorinated polyvinyl chloride pressure-bearing pipe fitting, but one can not be inserted into bottom；Test Dry slotting conjugation to chliorinated polyvinyl chloride bearing pipe meets after national standard, measures bellmouth depth and in chliorinated polyvinyl chloride Bearing pipe surface marking；
4th, from correct applicator, applicator width should equivalent to chliorinated polyvinyl chloride bearing pipe diameter half Left and right；
5th, rock several lower adhesive tanks before not breaking a seal, and it is uniform by adhesive from chliorinated polyvinyl chloride bearing pipe and chlorination One end that polyvinyl chloride pressure-bearing pipe fitting is accepted starts uniformly to be applied to chliorinated polyvinyl chloride bearing pipe surface, the smearing of adhesive Length is equivalent to the depth of chliorinated polyvinyl chloride pressure-bearing pipe fitting bellmouth, and the thickness of adhesive is 0.05~0.5mm, too thin, is volatilized It is too fast；
6th, 150~200g/m is smeared2One layer of adhesive in chliorinated polyvinyl chloride pressure-bearing pipe fitting bellmouth, chlorinated polyvinyl chloride second Adhesive can not be too many in alkene pressure-bearing pipe fitting bellmouth, can then flow in chliorinated polyvinyl chloride pressure-bearing pipe too much, and corrode chlorination and gather Vinyl chloride bearing pipe inwall；
7th, if it is necessary, smearing one layer of 150~200g/m rapidly again2Adhesive in chliorinated polyvinyl chloride bearing pipe Surface, prevents the adhesive above smeared from having volatilized；
8th, when adhesive also keeps moistening, chliorinated polyvinyl chloride bearing pipe is timely advanced to chlorination rapidly The bottom of polyvinyl chloride pressure-bearing pipe fitting bellmouth, 1/8~1/4 circle is rotated as far as possible in progradation, allows adhesive to be uniformly distributed In bonding plane；
9 and then hold on about 30 seconds left sides of interface of chliorinated polyvinyl chloride bearing pipe and chliorinated polyvinyl chloride pressure-bearing pipe fitting It is right motionless, prevent chliorinated polyvinyl chloride bearing pipe to be ejected；
10th, the interface of above-mentioned chliorinated polyvinyl chloride bearing pipe should occur the continuous adhesive of a circle surround, if Do not occur, or there is air bubble in interface, then explanation is understood without enough adhesive in chliorinated polyvinyl chloride bearing pipe Influence adhesive strength；
11st, a circle excess adhesive of chliorinated polyvinyl chloride bearing pipe interface is erased with cloth, because excess adhesive Staying in interface can make its surface contacted soften and weaken adhesive strength near interface, be tried one's best not when erasing excess adhesive Move interface；
12nd, bonding chliorinated polyvinyl chloride bearing pipe interface is stood, it is made its solidification, desiccation, reaches requirement Intensity, table 1,2 is solidification and drying time table respectively.In the longer solidification of cold snap needs and drying time, trembled with fear in humidity Cold (temperature<5℃；Relative humidity>60%) solidification of weather increase at least 50% and drying time；
Table 1：Hardening time table (time necessary to bonding rear chlorinating polyvinyl chloride bearing pipe can be moved carefully)
Table 2：Drying time table is (the time required to can applying pressure after chliorinated polyvinyl chloride bearing pipe bonding, in humidity Environment (relative humidity>60%) need at least to increase by more than 50% drying time under)
Its raw material components of adhesive used are matched by weight percent in the present embodiment is：Chlorinated polyvinyl chloride resin (board Number it is：3212, chlorinity is 70% (volume fraction)) 40%, butanone 12%, acetone 10%, tetrahydrofuran 34%, organotin it is steady Determine agent (Methyl stannum mercaptide) 3%, toner (titanium dioxide of the particle diameter in 20nm~80nm) 0.5%, processing aid (defoamer KH- 500：Thixotropic agent fume colloidal silica=3:2) 0.5%.
Preparation method：(1) each component is weighed by weight ratio；(2) chlorinated polyvinyl chloride resin, tetrahydrofuran are added and stirred Mix in device, be well mixed, organic tin stabilizer, toner, processing aid are then added, at a temperature of 60 DEG C~80 DEG C, with 1500 ~3000r/min rotating speeds stir 10~15min, and then stirring is cooled to 20 DEG C~30 DEG C, adds butanone, acetone, by 50~ 100r/min rotating speeds stir 16~20min, produce.
Embodiment 2
A kind of glue applying method of chliorinated polyvinyl chloride bearing device, it is substantially the same manner as Example 1, except the original of adhesive used Material component is matched by weight percent is：(trade mark is chlorinated polyvinyl chloride resin：3212, chlorinity is 70% (volume fraction)) 28%th, butanone 18%, acetone 18%, tetrahydrofuran 30%, organic tin stabilizer (tin dilaurate dioctyl tin) 5%, toner (grain Titanium dioxide of the footpath in 20nm~80nm) 0.5%, processing aid (defoamer KH-500：Thixotropic agent fume colloidal silica=3:2) 0.5%.The preparation method be the same as Example 1 of adhesive.
Embodiment 3
A kind of glue applying method of chliorinated polyvinyl chloride bearing device, it is substantially the same manner as Example 1, except the original of adhesive used Material component is matched by weight percent is：(trade mark is chlorinated polyvinyl chloride resin：3212, chlorinity is 70% (volume fraction)) 27%th, butanone 15%, acetone 14%, tetrahydrofuran 40%, organic tin stabilizer (two single-ethylhexyl maleate dioctyl tins) 3%, Toner (titanium dioxide of the particle diameter in 20nm~80nm) 0.5%, processing aid (defoamer KH-500：Thixotropic agent fume colloidal silica =3:2) 0.5%.The preparation method be the same as Example 1 of adhesive.
Embodiment 4
A kind of glue applying method of chliorinated polyvinyl chloride bearing device, it is substantially the same manner as Example 1, except the original of adhesive used Material component is matched by weight percent is：(trade mark is chlorinated polyvinyl chloride resin：3212, chlorinity is 70% (volume fraction)) 25%th, butanone 12%, acetone 10%, tetrahydrofuran 50%, organic tin stabilizer (dibutyl tin laurate) 2%, toner (grain Titanium dioxide of the footpath in 20nm~80nm) 0.5%, processing aid (defoamer KH-500：Thixotropic agent fume colloidal silica=3:2) 0.5%.The preparation method be the same as Example 1 of adhesive.
Detection method is peeled off using HG/T 4588-2014 chemical industry with plastic conduit bonding to apply embodiment 1~4 Pipeline after glue is detected, as a result see table 3：
The plastic conduit of table 3 peels off detection tables of data
Numbering Material Torsion (N/m) Peel angle
Embodiment 1 PVC-C 107.381 30°/min
Embodiment 2 PVC-C 104.973 30°/min
Embodiment 3 PVC-C 106.102 30°/min
Embodiment 4 PVC-C 105.75 30°/min
As shown in Table 3, using the glue applying method and sizing agent in the present invention, the adhesive effect after the applying glue of embodiment 1~4 Good, when mother metal is broken, the abutting edge of applying glue is not broken, and the strength ratio mother metal of abutting edge is good.
Embodiment 1~4 is applied with plastic conduit bonding shearing detection method using HG/T 4589-2014 chemical industry Pipeline after glue is detected, as a result see table 4：
The plastic conduit of table 4 shearing detection tables of data
Numbering Material Hardening time (h) Shearing force (N)
Embodiment 1 PVC-C 24 7220
Embodiment 2 PVC-C 24 6730
Embodiment 3 PVC-C 24 6860
Embodiment 4 PVC-C 24 7120
Embodiment 1 PVC-C 150 7510
Embodiment 2 PVC-C 150 7120
Embodiment 3 PVC-C 150 7140
Embodiment 4 PVC-C 150 7220
As known from Table 4, using the glue applying method and sizing agent in the present invention, the bonding after embodiment 1~4 is glued is imitated It is really good, the requirement of bearing strength in chliorinated polyvinyl chloride pressure-bearing products standards can be met.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and it describes more specific and detailed, but simultaneously Can not therefore it be construed as limiting the scope of the patent.It should be pointed out that coming for one of ordinary skill in the art Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.

Claims (10)

1. a kind of glue applying method of chliorinated polyvinyl chloride bearing device, the chliorinated polyvinyl chloride bearing device includes chlorinated polyvinyl chloride Ethene bearing pipe, chliorinated polyvinyl chloride pressure-bearing pipe fitting, it is characterised in that comprise the following steps：
(1) chliorinated polyvinyl chloride bearing pipe described in perpendicular cuts；
(2) 10~15 ° of the chliorinated polyvinyl chloride bearing pipe and chliorinated polyvinyl chloride pressure-bearing pipe fitting chamfering, the chlorine is cleaned Inside and outside chlorinated polynvinyl chloride (CPVC) bearing pipe；
(3) check that the dry slotting conjugation of the chliorinated polyvinyl chloride bearing pipe meets after national standard, measure the chlorination and gather The depth of vinyl chloride pressure-bearing pipe fitting bellmouth；
(4) one end for accepting adhesive from the chliorinated polyvinyl chloride bearing pipe and the chliorinated polyvinyl chloride pressure-bearing pipe fitting Start uniformly to be applied to the chliorinated polyvinyl chloride bearing pipe surface, the smearing length of the adhesive is equivalent to the chlorination The depth of polyvinyl chloride pressure-bearing pipe fitting bellmouth；
(5) one layer of adhesive is smeared in the chliorinated polyvinyl chloride pressure-bearing pipe fitting bellmouth；
(6) when the adhesive also keeps moistening, the chliorinated polyvinyl chloride bearing pipe is advanced to rapidly described The bottom of chliorinated polyvinyl chloride pressure-bearing pipe fitting bellmouth, as far as possible in progradation rotating 1/8~1/4 encloses, and allows the adhesive It is uniformly distributed in bonding plane；
(7) then the fixed chliorinated polyvinyl chloride bearing pipe and chliorinated polyvinyl chloride pressure-bearing pipe fitting interface 29~31 seconds, The chliorinated polyvinyl chloride bearing pipe is prevented to be ejected；
(8) the unnecessary adhesive of a circle of the interface is erased, and tries not to move the interface；
(9) the bonding interface is stood, makes its solidification, desiccation.
2. the glue applying method of chliorinated polyvinyl chloride bearing device according to claim 1, it is characterised in that the step (4) In adhesive thickness be 0.05~0.5mm.
3. the glue applying method of chliorinated polyvinyl chloride bearing device according to claim 1, it is characterised in that the step (5) In adhesive applying glue consumption be 150~200g/m2。
4. the glue applying method of chliorinated polyvinyl chloride bearing device according to claim 1, it is characterised in that the step (9) In curing schedule different hardening times are had according to the pipe diameter and temperature of the chliorinated polyvinyl chloride bearing pipe, have Body is as follows：
A, when temperature is more than or equal to 16 DEG C and less than or equal in the range of 38 DEG C, pipe diameter is the 16~40mm chlorination The hardening time of polyvinyl chloride pressure-bearing pipeline is 1.9~2.1 minutes, and pipe diameter is the 50~63mm chliorinated polyvinyl chloride The hardening time of bearing pipe is 4.9~5.1 minutes, and pipe diameter is the 75~225mm chliorinated polyvinyl chloride pressure-bearing pipe The hardening time in road is 29~31 minutes, and pipe diameter is the solidification of the 250~400mm chliorinated polyvinyl chloride bearing pipe Time is 1.9~2.1 hours, pipe diameter>The hardening time of the 400mm chliorinated polyvinyl chloride bearing pipe be 3.9~ 4.1 hour；
B, when temperature is more than or equal to 5 DEG C and less than in the range of 16 DEG C, pipe diameter is the 16~40mm chlorinated polyvinyl chloride The hardening time of ethene bearing pipe is 4.9~5.1 minutes, and pipe diameter is the 50~63mm chliorinated polyvinyl chloride pressure-bearing The hardening time of pipeline is 9.9~10.1 minutes, and pipe diameter is the 75~225mm chliorinated polyvinyl chloride bearing pipe Hardening time is 1.9~2.1 hours, when pipe diameter is the solidification of the 250~400mm chliorinated polyvinyl chloride bearing pipe Between be 7.9~8.1 hours, pipe diameter is>The hardening time of the 400mm chliorinated polyvinyl chloride bearing pipe be 15.9~ 16.1 hours；
C, when temperature is more than or equal to -5 DEG C and less than in the range of 5 DEG C, pipe diameter is the 16~40mm chlorinated polyvinyl chloride The hardening time of ethene bearing pipe is 9.9~10.1 minutes, and pipe diameter holds for the 50~63mm chliorinated polyvinyl chloride The hardening time of pressure pipeline is 14.9~15.1 minutes, and pipe diameter is the 75~225mm chliorinated polyvinyl chloride pressure-bearing pipe The hardening time in road is 11.9~12.1 hours, and pipe diameter is the 250~400mm chliorinated polyvinyl chloride bearing pipe Hardening time is 23.9~24.1 hours, and pipe diameter is>The hardening time of the 400mm chliorinated polyvinyl chloride bearing pipe For 47.9~48.1 hours.
5. the glue applying method of chliorinated polyvinyl chloride bearing device according to claim 1, it is characterised in that the step (9) In desiccation step had not according to the pipe diameter of the chliorinated polyvinyl chloride bearing pipe, the pressure that can bear and temperature Same drying time, it is specific as follows：
A, when temperature is more than or equal to 16 DEG C and less than or equal in the range of 38 DEG C, pipe diameter is the 16~40mm chlorination Polyvinyl chloride pressure-bearing pipeline can bear pressure<1.1MPa drying time is 14~16 minutes, can bear pressure for 1.1~ 2.5MPa drying time is 5.9~6.1 hours；Pipe diameter is the 50~63mm chliorinated polyvinyl chloride bearing pipe energy Bear pressure<1.1MPa drying time is 29~31 minutes, and it is 11.9 that can bear the drying time that pressure is 1.1~2.5MPa ~12.1 hours；Pipe diameter can bear pressure for the 75~225mm chliorinated polyvinyl chloride bearing pipe<1.1MPa's is dry The change time is 1.4~1.6 hours, and it is 23.9~24.1 hours that can bear the drying time that pressure is 1.1~2.5MPa；Pipeline is straight Footpath can bear pressure for the 250~400mm chliorinated polyvinyl chloride bearing pipe<0.68MPa drying time be 47.9~ 48.1 hours；Pipe diameter>The 400mm chliorinated polyvinyl chloride bearing pipe can bear pressure<0.68MPa drying time For 71.9~72.1 hours；
B, when temperature is more than or equal to 5 DEG C and less than in the range of 16 DEG C, pipe diameter is the 16~40mm chlorinated polyvinyl chloride Ethene bearing pipe can bear pressure<1.1MPa drying time is 19.9~20.1 minutes, can bear pressure for 1.1~ 2.5MPa drying time is 11.9~12.1 hours；Pipe diameter is the 50~63mm chliorinated polyvinyl chloride bearing pipe Pressure can be born<1.1MPa drying time is 44~46 minutes, and can bear the drying time that pressure is 1.1~2.5MPa is 23.9~24.1 hours；Pipe diameter can bear pressure for the 75~225mm chliorinated polyvinyl chloride bearing pipe<1.1MPa Drying time be 3.9~4.1 hours, it is 47.9~48.1 hours that can bear the drying time that pressure is 1.1~2.5MPa；Pipe A diameter of 250~the 400mm in the road chliorinated polyvinyl chloride bearing pipe can bear pressure<0.68MPa drying time is 95.9~96.1 hours；Pipe diameter>The 400mm chliorinated polyvinyl chloride bearing pipe can bear pressure<0.68MPa's is dry The change time is 6 days；
C, when temperature is more than or equal to -5 DEG C and less than in the range of 5 DEG C, pipe diameter is the 16~40mm chlorinated polyvinyl chloride Ethene bearing pipe can bear pressure<1.1MPa drying time is 29~31 minutes, and it is 1.1~2.5MPa's that can bear pressure Drying time is 47.9~48.1 hours；Pipe diameter can bear pressure for the 50~63mm chliorinated polyvinyl chloride bearing pipe Power<1.1MPa drying time is 0.9~1.1 hour, and it is 95~97 small that can bear the drying time that pressure is 1.1~2.5MPa When；Pipe diameter can bear pressure for the 75~225mm chliorinated polyvinyl chloride bearing pipe<1.1MPa drying time is 71~73 hours, it was 8 days that can bear the drying time that pressure is 1.1~2.5MPa；Pipe diameter is described for 250~400mm's Chliorinated polyvinyl chloride bearing pipe can bear pressure<0.68MPa drying time is 8 days；Pipe diameter>The 400mm chlorine Chlorinated polynvinyl chloride (CPVC) bearing pipe can bear pressure<0.68MPa drying time is 14 days.
6. the glue applying method of the chliorinated polyvinyl chloride bearing device according to any one of Claims 1 to 5, it is characterised in that The raw material of the adhesive is constituted by mass percentage, including：Chlorinated polyvinyl chloride resin 25%~40%, butanone 12%~ 18%th, acetone 10%~18%, tetrahydrofuran 30%~50%, organic tin stabilizer 2%~5%, toner 0.1%~0.5%, Processing aid 0.1%~0.5%, above raw material summation is 100%.
7. the glue applying method of chliorinated polyvinyl chloride bearing device according to claim 6, it is characterised in that the adhesive Raw material composition by mass percentage, including：Chlorinated polyvinyl chloride resin 39%~40%, butanone 12%~13%, acetone 10%~11%, tetrahydrofuran 33%~35%, organic tin stabilizer 2%~4%, toner 0.4%~0.5%, processing aid 0.4%~0.5%, above raw material summation is 100%.
8. the glue applying method of chliorinated polyvinyl chloride bearing device according to claim 7, it is characterised in that the chlorination gathers Chlorinity >=68% of vinyl chloride resin, the toner is titanium dioxide of the particle diameter in 20~80nm.
9. the glue applying method of chliorinated polyvinyl chloride bearing device according to claim 7, it is characterised in that the processing is helped Agent is that mass ratio is 3:2 defoamer and thixotropic agent.
10. the glue applying method of chliorinated polyvinyl chloride bearing device according to claim 7, it is characterised in that described organic Tin stabilizer is Methyl stannum mercaptide, tin dilaurate dioctyl tin, two single-ethylhexyl maleate dioctyl tins and the fourth of tin dilaurate two One kind in base tin.
CN201610286765.5A 2016-04-29 2016-04-29 The glue applying method of chliorinated polyvinyl chloride bearing device Active CN105736885B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610286765.5A CN105736885B (en) 2016-04-29 2016-04-29 The glue applying method of chliorinated polyvinyl chloride bearing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610286765.5A CN105736885B (en) 2016-04-29 2016-04-29 The glue applying method of chliorinated polyvinyl chloride bearing device

Publications (2)

Publication Number Publication Date
CN105736885A CN105736885A (en) 2016-07-06
CN105736885B true CN105736885B (en) 2017-10-20

Family

ID=56287870

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610286765.5A Active CN105736885B (en) 2016-04-29 2016-04-29 The glue applying method of chliorinated polyvinyl chloride bearing device

Country Status (1)

Country Link
CN (1) CN105736885B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110345314A (en) * 2019-07-18 2019-10-18 中亿丰建设集团股份有限公司 PVC-C pipeline automatic sprinkler system construction method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BRPI0907985A2 (en) * 2008-02-28 2015-08-04 Lubrizol Advanced Mat Inc Pipe joint, method for joining a vinyl polychloride or chlorinated vinyl polychloride pipe into a pipe fitting, and using an adhesive
CN101397485A (en) * 2008-10-16 2009-04-01 韩燕� Method for manufacturing PVC pipes adhesive agent
CN101670664B (en) * 2009-10-19 2012-07-04 杭州波达塑料科技股份有限公司 Production process for biaxially orienting polyvinyl chloride pressure-bearing pipe material on line
CN101696306B (en) * 2009-10-26 2011-02-16 宁夏青龙塑料管材有限公司 Heat-resistant wear-resistant PVC pipe
CN102965055A (en) * 2012-12-05 2013-03-13 青岛鑫万通塑业发展有限公司 PVC (Polyvinyl chloride) pipe adhesive
CN104513446A (en) * 2013-09-29 2015-04-15 青岛蓝农谷农产品研究开发有限公司 High yield stability pipe material

Also Published As

Publication number Publication date
CN105736885A (en) 2016-07-06

Similar Documents

Publication Publication Date Title
CN104031417B (en) A kind of modified calcium carbonate with heat insulation and preservation effect and preparation method thereof
CN105736885B (en) The glue applying method of chliorinated polyvinyl chloride bearing device
Woolley et al. Impact on surface hydraulic conductivity of EICP treatment for fugitive dust mitigation
KR20150056563A (en) Anti-corrosive zinc primer coating compositions comprising hollow glass spheres|and a conductive pigment
CN108165208B (en) Adhesive agent
CN104119737A (en) Automobile wear-resistant paint and preparation method thereof
CN103952037A (en) Antistatic coating material
CN104250465A (en) Flexible powdery putty used for external walls of buildings
CN106398669A (en) Method for preparing pressure-bearing blocking agent for drilling fluid
CN115197644A (en) Cold-coating non-curing rubber asphalt waterproof coating, preparation and construction
CN105838290B (en) Chliorinated polyvinyl chloride bearing device special-purpose adhesive and preparation method thereof
CN105133418B (en) Producing method of grease-proof paper
CN105623402A (en) Foam thermal-insulation plate flame-retardant interface agent
CN109441113A (en) Roof waterproof engineering construction method
CN104496389A (en) Artificial granite inorganic dry powder composite slice coating
CN102732104A (en) Environment-friendly PVC plastisol and preparation method thereof
CN108047994A (en) A kind of preparation method of adhesive
JP2000001649A (en) Coating composition for interior
CN108676537A (en) A kind of use for electronic products waterproof gasket cement
CN107269020A (en) A kind of method for repairing and mending of ancient city wall brick
CN106278117B (en) A kind of mould material and preparation method thereof with formaldehyde absorption function
CN103555295A (en) Plugging shield agent for drilling fluid
CN105295782B (en) A kind of acrylic emulsion construction sealant
CN209482489U (en) A kind of construction hole filling jointing apparatus
CN103131383A (en) Pitch waterproof sealant

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant