CN108219231A - A kind of macromolecular elastomer leaf grating for down pipe and preparation method thereof - Google Patents
A kind of macromolecular elastomer leaf grating for down pipe and preparation method thereof Download PDFInfo
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- CN108219231A CN108219231A CN201810136965.1A CN201810136965A CN108219231A CN 108219231 A CN108219231 A CN 108219231A CN 201810136965 A CN201810136965 A CN 201810136965A CN 108219231 A CN108219231 A CN 108219231A
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- China
- Prior art keywords
- parts
- leaf grating
- down pipe
- agent
- macromolecular elastomer
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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
- C08L17/00—Compositions of reclaimed rubber
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/06—Gully gratings
-
- 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
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
-
- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of macromolecular elastomer leaf grating for down pipes and preparation method thereof, and the composition of leaf grating for down pipe wrapping layer includes by weight：60~80 parts of smoke sheet rubber, 25~35 parts of butadiene-styrene rubber, 1.2~3.4 parts of zinc oxide, 1~2.5 part of stearic acid, 0.6~1 part of paraffin, 1.7~2.5 parts of anti-aging agent, 10~16 parts of softening agent, 36~41 parts of carbon black, 0.4~1 part of tricresyl phosphate, 0.4~1.2 part of accelerating agent, 1.8~2.2 parts of vulcanizing agent and 150~170 parts of reclaimed rubber.The beneficial effects of the invention are as follows：Compared to common leaf grating for down pipe, its load-bearing capacity improves at least 10 tons；With good acid and alkali-resistance, even strong acid and strong base, and high abrasion, resistance to ozone, fire prevention；Substantially it can be used 8 10 years, it is double compared to common leaf grating for down pipe service life.
Description
Technical field
The present invention relates to leaf grating for down pipes, and in particular to a kind of macromolecular elastomer leaf grating for down pipe and preparation method thereof.
Background technology
Leaf grating for down pipe is mainly used for filtration at the inlet of sewer, is a cover board to the inlet of sewer.Existing
Have in technology, leaf grating for down pipe is welded by band steel and twisting square steel or band steel and band steel, generally use steel grating rain perforaled strainer.
Doing muscle with reinforcing bar using resin or plastics with the development of science and technology adds inorganic filler to form a kind of completely new compound leaf grating for down pipe, advantage
It is that dead weight is lighter than cast iron leaf grating for down pipe, cost is low, and shortcoming is the height that intensity does not have cast iron leaf grating for down pipe.
Invention content
The purpose of the present invention is to provide a kind of macromolecular elastomer leaf grating for down pipes and preparation method thereof, solve the problems, such as.
To solve the technical issues of above-mentioned, the present invention uses following technical scheme：
A kind of macromolecular elastomer leaf grating for down pipe, including leaf grating for down pipe inner skeleton and the wrapping layer being wrapped in outside skeleton, the package
The composition of layer includes by weight：60~80 parts of smoke sheet rubber, 25~35 parts of butadiene-styrene rubber, 1.2~3.4 parts of zinc oxide, 1~
2.5 parts of stearic acid, 0.6~1 part of paraffin, 1.7~2.5 parts of anti-aging agent, 10~16 parts of softening agent, 36~41 parts of charcoal
Black, 0.4~1 part of tricresyl phosphate, 0.4~1.2 part of accelerating agent, 1.8~2.2 parts of vulcanizing agent（Sulphur）With 150~
170 parts of reclaimed rubber.
Further, the composition of the wrapping layer includes by weight：70 parts of smoke sheet rubber, 30 parts of butadiene-styrene rubber, 3 parts
Zinc oxide, 2 parts of stearic acid, 0.8 part of paraffin, 2.2 parts of anti-aging agent, 12 parts of softening agent, 40 parts of carbon black, 0.5 part
Tricresyl phosphate, 1 part of accelerating agent, 2 parts of sulphur and 163.5 parts of reclaimed rubber.
Further, described 2.2 parts of anti-aging agent includes 1.5 parts of antioxidant 4010NA and 0.7 part of RD.
Further, described 12 parts of softening agent includes 10 parts of machine oil and 2 parts of coumarone.
Further, described 40 parts of carbon black includes 30 parts of carbon black 330 and 10 parts of semi-reinforcing hydrocarbon black.
Further, described 1 part of accelerating agent includes 0.4 part of accelerant CZ and 0.6 part of altax.
Further, in order to cost-effective, this macromolecular elastomer leaf grating for down pipe can also add in clay filler.
Above-mentioned macromolecular elastomer leaf grating for down pipe, preparation method are as follows：
Smoke sheet rubber, butadiene-styrene rubber, reclaimed rubber are first put into and secret refining are carried out in mixer by step 1 together,
Step 2, then secret refining will be continued in carbon black and softening agent input mixer；
Zinc oxide, stearic acid, paraffin, anti-aging agent, tricresyl phosphate input mixer are continued secret refining by step 3；
Accelerating agent, vulcanizing agent are finally put into mixer and continue secret refining, and gradually heat up by step 4；
Step 5 after temperature rises to 85 DEG C or more, by the mixed material after being kneaded in mixer, puts into open mill and mixes again
Refining 10 minutes is uniformly mixed it；
Step 6, slice；
Semi-finished product after slice are packed into mold together with skeleton, mold then are put into vulcanizer by step 7, vulcanization forming
Vulcanized, finally shaped；
The making of leaf grating for down pipe is completed in step 8, demoulding.
Further, the time of the vulcanization is 0.8 hour~1.5 hours, and curing temperature is 145 degree, and sulfide stress is
12mPa。
Further, it is described Step 1: Step 2: the interval between step 3 and step 4 is 8~10 minutes.
Compared with prior art, the beneficial effects of the invention are as follows：
1st, mechanical property changes：Now can 45-60 tons of load-bearing, compared to common leaf grating for down pipe, its load-bearing capacity improves at least
10 tons.
2nd, physical and chemical performance changes：With good acid and alkali-resistance, even strong acid and strong base, and high abrasion, resistance to ozone,
Fire prevention.
3rd, service life, it is non-aging：Substantially usable 8-10, it is double compared to common leaf grating for down pipe service life.
Description of the drawings
Fig. 1 is a kind of flow diagram of macromolecular elastomer leaf grating for down pipe of the present invention.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Invention shows a kind of one embodiment of macromolecular elastomer leaf grating for down pipe：A kind of macromolecular elastomer shutter grate
Son, including leaf grating for down pipe inner skeleton and the wrapping layer being wrapped in outside skeleton, the composition of the wrapping layer includes by weight：60~
80 parts of smoke sheet rubber, 25~35 parts of butadiene-styrene rubber, 1.2~3.4 parts of zinc oxide, 1~2.5 part of stearic acid, 0.6~1 part
Paraffin, 1.7~2.5 parts of anti-aging agent, 10~16 parts of softening agent, 36~41 parts of carbon black, 0.4~1 part of phosphate trimethylbenzene
Ester, 0.4~1.2 part of accelerating agent, 1.8~2.2 parts of vulcanizing agent（Sulphur）With 150~170 parts of reclaimed rubber.
According to above-described embodiment, preferably, the composition of the wrapping layer includes by weight：70 parts of smoke sheet rubber, 30
Part butadiene-styrene rubber, 3 parts of zinc oxide, 2 parts of stearic acid, 0.8 part of paraffin, 2.2 parts of anti-aging agent, 12 parts of softening agent, 40
The carbon black, 0.5 part of tricresyl phosphate, 1 part of accelerating agent, 2 parts of sulphur and 163.5 parts of reclaimed rubber of part.The proportioning system
Into leaf grating for down pipe, while physical and chemical performance is promoted to maximum, used material is most rational, without extra waste.
An a kind of preferred embodiment of macromolecular elastomer leaf grating for down pipe of the present invention, described 2.2 parts of anti-aging agent include 1.5
The antioxidant 4010NA and 0.7 part of RD of part, using the anti-aging agent of the mixing, can allow anti-aging effect more preferable, the prior art
Only 2-3 service lifes, and the anti-aging agent can reach the service life of 8-10.
As a preferred embodiment, described 12 parts of softening agent includes 10 parts of machine oil and 2 parts of coumarone, is used alone ancient
The solid softening agents such as horse is grand, are not easy to mix in mixer, and bating effect is bad, and the individually softening of the liquid such as machine oil
Agent can be revealed, and should not mix.
As a preferred embodiment, described 40 parts of carbon black includes 30 parts of carbon black 330 and 10 parts of semi-reinforcing hydrocarbon black.Existing
Have only with carbon black in technology, hardness is promoted soon, but influences intensity, tensile strength 10MPA；The application is using carbon black 330 and half
The mitigation of hard carbon black can play the intensity of highly significant, 70 degree of hardness, intensity 21-22MPA.
As a preferred embodiment, described 1 part of accelerating agent includes 0.4 part of accelerant CZ and 0.6 part of altax, first
It selects and uses with without being single use, the easy embrittlement of product can be led to by being primarily due to exclusive use accelerant CZ, using accelerant CZ
It is used in mixed way with altax, then can not only accelerate curingprocess rate, product is not easy to embrittlement.
Fig. 1 shows a kind of one embodiment of the preparation method of macromolecular elastomer leaf grating for down pipe of the present invention, preparation method
It is as follows：
Smoke sheet rubber, butadiene-styrene rubber, reclaimed rubber are first put into and secret refining are carried out in mixer by step 1 together,
Step 2, then secret refining will be continued in carbon black and softening agent input mixer；
Zinc oxide, stearic acid, paraffin, anti-aging agent, tricresyl phosphate input mixer are continued secret refining by step 3；
Accelerating agent, vulcanizing agent are finally put into mixer and continue secret refining, and gradually heat up by step 4；
Step 5 after temperature rises to 85 DEG C or more, by the mixed material after being kneaded in mixer, puts into open mill and mixes again
Refining 10 minutes is uniformly mixed it；
Step 6, slice；
Semi-finished product after slice are packed into mold together with skeleton, mold then are put into vulcanizer by step 7, vulcanization forming
Vulcanized, finally shaped；
The making of leaf grating for down pipe is completed in step 8, demoulding.
According to a kind of another embodiment of the preparation method of macromolecular elastomer leaf grating for down pipe of the present invention, preparation method is such as
Under：
Smoke sheet rubber, butadiene-styrene rubber, reclaimed rubber are first put into mixer and carry out secret refining 10 minutes by step 1 together,
Step 2, then secret refining 10 minutes will be continued in carbon black and softening agent input mixer；
Zinc oxide, stearic acid, paraffin, anti-aging agent, tricresyl phosphate input mixer are continued secret refining 10 minutes by step 3；
Accelerating agent, vulcanizing agent are finally put into mixer and continue secret refining 10 minutes, and gradually heated up by step 4；
Step 5 after temperature rises to 85 DEG C or more, by the mixed material after being kneaded in mixer, puts into open mill and mixes again
Refining 10 minutes is uniformly mixed it；
Step 6, slice；
Semi-finished product after slice are packed into mold together with skeleton, mold then are put into vulcanizer by step 7, vulcanization forming
Vulcanized, finally shaped；
The making of leaf grating for down pipe is completed in step 8, demoulding.
In the present embodiment, it is described Step 1: Step 2: the interval between step 3 and step 4 is 8~10 minutes,
Especially 10 minutes, the corresponding component that can be allowed in each step was adequately mixed in advance, if adding in all compositions simultaneously,
Then part composition meeting direct interaction reacts or reacts simultaneously with Multicomponent, finally can not be according to specific anti-
Process is answered to obtain the acid and alkali-resistance that the application wants, even strong acid and strong base, and high abrasion, resistance to ozone, fireproof leaf grating for down pipe
Wrapping layer.
In above-mentioned preparation method, as a preferred embodiment, the time of the vulcanization is 0.8 hour~1.5 hours, vulcanization
Temperature is 145 degree, sulfide stress 12mPa.
According to one embodiment of present invention, in order to cost-effective, this macromolecular elastomer leaf grating for down pipe can also add in pottery
Native filler.The environment of excessive pressure is subjected in some nothings, clay can be used to replace a part of composition, and clay is in mill
It is added in machine.
As a preferred embodiment, a kind of one embodiment of macromolecular elastomer leaf grating for down pipe：A kind of macromolecular elastomer
Leaf grating for down pipe, including leaf grating for down pipe inner skeleton and the wrapping layer being wrapped in outside skeleton, the composition of the wrapping layer includes by weight：
60~80 parts of smoke sheet rubber, 25~35 parts of butadiene-styrene rubber, 1.2~3.4 parts of zinc oxide, 1~2.5 part of stearic acid, 0.6~1
The paraffin, 1.7~2.5 parts of anti-aging agent, 10~16 parts of softening agent, 36~41 parts of carbon black, 0.4~1 part of tricresyl phosphate of part
Toluene ester, 0.4~1.2 part of accelerating agent, 1.8~2.2 parts of vulcanizing agent（Sulphur）, 150~170 parts of reclaimed rubber and 15
~17 parts of fluorescent powder, wherein fluorescent powder are put into when being kneaded in open mill.The input of the fluorescent powder can make this macromolecule
Elastomer leaf grating for down pipe has night visual function.
Although reference be made herein to invention has been described for multiple explanatory embodiments of the invention, however, it is to be understood that ability
Field technique personnel can be designed that a lot of other modifications and embodiment, these modifications and embodiment will be fallen in the application public affairs
Within the spirit and spirit opened.More specifically, it is disclosed, in the range of drawings and claims in the application, it can be right
The building block and/or layout of theme combination layout carry out a variety of variations and modifications.In addition to being carried out to building block and/or layout
Modification and improvement outside, to those skilled in the art, other purposes also will be apparent.
Claims (10)
1. a kind of macromolecular elastomer leaf grating for down pipe, including leaf grating for down pipe inner skeleton and the wrapping layer being wrapped in outside skeleton, feature
It is：The composition of the wrapping layer includes by weight：60~80 parts of smoke sheet rubber, 25~35 parts of butadiene-styrene rubber, 1.2~3.4
The zinc oxide of part, 1~2.5 part of stearic acid, 0.6~1 part of paraffin, 1.7~2.5 parts of anti-aging agent, 10~16 parts of softening
Agent, 36~41 parts of carbon black, 0.4~1 part of tricresyl phosphate, 0.4~1.2 part of accelerating agent, 1.8~2.2 parts of vulcanization
Agent and 150~170 parts of reclaimed rubber.
2. a kind of macromolecular elastomer leaf grating for down pipe according to claim 1, it is characterised in that：The composition of the wrapping layer is pressed
Weight ratio includes：70 parts of smoke sheet rubber, 30 parts of butadiene-styrene rubber, 3 parts of zinc oxide, 2 parts of stearic acid, 0.8 part of paraffin, 2.2
The anti-aging agent, 12 parts of softening agent, 40 parts of carbon black, 0.5 part of tricresyl phosphate, 1 part of accelerating agent, 2 parts of sulphur of part
With 163.5 parts of reclaimed rubber.
3. a kind of macromolecular elastomer leaf grating for down pipe according to claim 2, it is characterised in that：Described 2.2 parts of anti-aging agent
RD including 1.5 parts of antioxidant 4010NAs and 0.7 part.
4. a kind of macromolecular elastomer leaf grating for down pipe according to claim 2, it is characterised in that：Described 12 parts of softening agent packet
Include 10 parts machine oil and 2 parts of coumarone.
5. a kind of macromolecular elastomer leaf grating for down pipe according to claim 2, it is characterised in that：Described 40 parts of carbon black includes
30 parts of carbon black 330 and 10 parts of semi-reinforcing hydrocarbon black.
6. a kind of macromolecular elastomer leaf grating for down pipe according to claim 2, it is characterised in that：Described 1 part of accelerating agent packet
Include 0.4 part accelerant CZ and 0.6 part of altax.
7. a kind of macromolecular elastomer leaf grating for down pipe according to claim 1, it is characterised in that：Further include clay filler.
A kind of 8. preparation method of the macromolecular elastomer leaf grating for down pipe described in claim 1~7 any one, it is characterised in that packet
Include following steps：
Smoke sheet rubber, butadiene-styrene rubber, reclaimed rubber are first put into and secret refining are carried out in mixer by step 1 together,
Step 2, then secret refining will be continued in carbon black and softening agent input mixer；
Zinc oxide, stearic acid, paraffin, anti-aging agent, tricresyl phosphate input mixer are continued secret refining by step 3；
Accelerating agent, vulcanizing agent are finally put into mixer and continue secret refining, and gradually heat up by step 4；
Step 5 after temperature rises to 85 DEG C or more, by the mixed material after being kneaded in mixer, puts into open mill and mixes again
Refining 10 minutes is uniformly mixed it；
Step 6, slice；
Semi-finished product after slice are packed into mold together with skeleton, mold then are put into vulcanizer by step 7, vulcanization forming
Vulcanized, finally shaped；
The making of leaf grating for down pipe is completed in step 8, demoulding.
9. the preparation method of macromolecular elastomer leaf grating for down pipe according to claim 8, it is characterised in that：The vulcanization when
Between for 0.8 hour~1.5 hours, curing temperature is 145 degree, sulfide stress 12mPa.
10. the preparation method of macromolecular elastomer leaf grating for down pipe according to claim 8, it is characterised in that：It is described Step 1:
Step 2: the interval between step 3 and step 4 is 8~10 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810136965.1A CN108219231A (en) | 2018-02-09 | 2018-02-09 | A kind of macromolecular elastomer leaf grating for down pipe and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810136965.1A CN108219231A (en) | 2018-02-09 | 2018-02-09 | A kind of macromolecular elastomer leaf grating for down pipe and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108219231A true CN108219231A (en) | 2018-06-29 |
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ID=62661409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810136965.1A Pending CN108219231A (en) | 2018-02-09 | 2018-02-09 | A kind of macromolecular elastomer leaf grating for down pipe and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108219231A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001317116A (en) * | 2000-05-10 | 2001-11-16 | Tokai Rubber Ind Ltd | Grating |
| CN1594768A (en) * | 2003-09-10 | 2005-03-16 | 王少峰 | Antitheft well head assembly |
| CN102643457A (en) * | 2012-04-26 | 2012-08-22 | 葛达旺 | Preparation method of vulcanized rubber sheet or granulous mould-pressed material |
-
2018
- 2018-02-09 CN CN201810136965.1A patent/CN108219231A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001317116A (en) * | 2000-05-10 | 2001-11-16 | Tokai Rubber Ind Ltd | Grating |
| CN1594768A (en) * | 2003-09-10 | 2005-03-16 | 王少峰 | Antitheft well head assembly |
| CN102643457A (en) * | 2012-04-26 | 2012-08-22 | 葛达旺 | Preparation method of vulcanized rubber sheet or granulous mould-pressed material |
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Application publication date: 20180629 |