CN103012879A - High-hardness thin rubber sheet for casting-molded parts - Google Patents
High-hardness thin rubber sheet for casting-molded parts Download PDFInfo
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- CN103012879A CN103012879A CN 201210502952 CN201210502952A CN103012879A CN 103012879 A CN103012879 A CN 103012879A CN 201210502952 CN201210502952 CN 201210502952 CN 201210502952 A CN201210502952 A CN 201210502952A CN 103012879 A CN103012879 A CN 103012879A
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Abstract
The invention relates to a high-hardness thin rubber sheet for casting-molded parts. Rubber raw materials consist of the following components in parts by weight: 120-140 parts of nitrile rubber 40, 0.2-0.6 part of accelerant D, 2-3 parts of anti-aging agent DTPD, 2-5 parts of zinc oxide, 2-4 parts of stearic acid, 60-80 parts of sprayed carbon black, 4-8 parts of DBP, 1-2 parts of sulfur, 5-6 parts of anti-aging agent RD and 3-4 parts of accelerant DM, wherein the anti-aging agent DTPD is domestically called an anti-aging agent 3100 which has the Chinese name of N,N'-xylyl-p-phenylenediamine mixture, the DBP has the chemical name of dibutyl phthalate, the anti-aging agent RD has the Chinese name of N-phenyl-2-naphthylamine and the molecular formula of C16H13N, and the accelerant DM has the Chinese name of 2,2'-dithio-dibenzothiazole and the molecular formula of C14H8N2S4. According to the high-hardness thin rubber sheet for casting-molded parts, the tensile breaking strength and deformation property of rubber are improved through increasing the crosslinking density in the rubber.
Description
Technical field
The present invention relates to rubber materials, particularly relate to high rigidity casting mold part TR thin rubber plate.
Background technology
The casting mold part with the TR thin rubber plate since hardness after not assembling is finished under static environment rubber plate compression set lose and endure property.
Summary of the invention
The purpose of this invention is to provide a kind of raising rubber hardness, improve finished product casting mold part with the high rigidity casting mold part TR thin rubber plate of the TR thin rubber plate property endured.
Technical scheme of the present invention is: high rigidity casting mold part TR thin rubber plate is provided, it is characterized in that: its rubber raw materials component and raw material weight proportioning are chosen as 120～140 parts of 40 type paracrils, 0.2～0.6 part of vulkacit D, the domestic title of antioxidant D TPD(: anti-aging agent 3100, Chinese: N, N '-di tolyl p phenylenediamine mixture) 2～3 part, 2～5 parts in zinc oxide, 2～4 parts of stearic acid, 60～80 parts of spray carbon blacks, DBP chemical name: 4～8 parts of dibutyl phthalates, 1～2 part in sulphur, anti-aging agent RD Chinese name: N-phenyl-2-naphthylamine, molecular formula C
16H
135～6 parts of N, altax Chinese name: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
43～4 parts.
Described high rigidity casting mold part TR thin rubber plate, it is characterized in that: its rubber raw materials component and raw material weight proportioning are 120 parts of 40 type paracrils, 0.2 part of vulkacit D, the domestic title of antioxidant D TPD(: anti-aging agent 3100, Chinese: N, N '-di tolyl p phenylenediamine mixture) 2 parts, 2 parts in zinc oxide, 2 parts of stearic acid, 60 parts of spray carbon blacks, DBP chemical name: 4 parts of dibutyl phthalates, 1 part in sulphur, anti-aging agent RD Chinese name: N-phenyl-2-naphthylamine, molecular formula C
16H
135 parts of N, altax Chinese name: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
43 parts.
Described high rigidity casting mold part TR thin rubber plate, it is characterized in that: its rubber raw materials component and proportioning raw materials are 130 parts of 40 type paracrils, 0.4 part of vulkacit D, the domestic title of antioxidant D TPD(: anti-aging agent 3100, Chinese: N, N '-di tolyl p phenylenediamine mixture) 2.3 parts, 3 parts in zinc oxide, 3 parts of stearic acid, 70 parts of spray carbon blacks, DBP chemical name: 6 parts of dibutyl phthalates, 1.5 parts in sulphur, anti-aging agent RD Chinese name: N-phenyl-2-naphthylamine, molecular formula C
16H
135.5 parts of N, altax Chinese name: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
43.5 part.
Described high rigidity casting mold part TR thin rubber plate, it is characterized in that: its rubber raw materials component and raw material weight proportioning are 140 parts of 40 type paracrils, 0.6 part of vulkacit D, the domestic title of antioxidant D TPD(: anti-aging agent 3100, Chinese: N, N '-di tolyl p phenylenediamine mixture) 3 parts, 5 parts in zinc oxide, 4 parts of stearic acid, 80 parts of spray carbon blacks, DBP chemical name: 8 parts of dibutyl phthalates, 2 parts in sulphur, anti-aging agent RD Chinese name: N-phenyl-2-naphthylamine, molecular formula C
16H
136 parts of N, altax Chinese name: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
44 parts.
This high rigidity casting mold part production method of TR thin rubber plate; Its step is by as follows; The concrete technology step:
Sizing material is produced
(1) according to the various batching of concrete formula rate weighing; Its rubber raw materials component and raw material weight proportioning are chosen as 120～140 parts of 40 type paracrils, 0.2～0.6 part of vulkacit D, the domestic title of antioxidant D TPD(: anti-aging agent 3100, Chinese: N, N '-di tolyl p phenylenediamine mixture) 2～3 parts, 2～5 parts in zinc oxide, 2～4 parts of stearic acid, 60～80 parts of spray carbon blacks, DBP chemical name: 4～8 parts of dibutyl phthalates, 1～2 part in sulphur, anti-aging agent RD Chinese name: N-phenyl-2-naphthylamine, molecular formula C
16H
135～6 parts of N, altax Chinese name: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
43～4 parts, the weight unit that component is every part is fixed according to need of production, presses 1 kilogram such as portion;
⑵ add 40 type paracrils according to the rubber raw materials proportioning of step 1) and be added on the rubber mixing machine, rubber mixing machine roll spacing 3mm after mixing 2 minutes the rubber raw materials proportioning according to step 1) add successively sulphur, vulkacit D, the domestic title of antioxidant D TPD(: anti-aging agent 3100, Chinese: N, N '-di tolyl p phenylenediamine mixture), zinc oxide, stearic acid, antioxidant A H, roll spacing is transferred to 5mm and is added altax, spray carbon black, DBP(chemical name according to the rubber raw materials proportioning of step 1): dibutyl phthalate) mix;
⑶ rubber mixing machine roll spacing transfers to 2mm and makes repeatedly thin-pass 6 times of sizing material, clot 4 times, and eight cutter 4 times;
⑷ mixing even sizing material room temperature park 24 hours stand-by;
Products production
⑴ park on the rear sizing material rubber mixing machine with 4mm roll spacing heat refining 1 minute, rewinds 2 times;
⑵ sizing material cuts into pressurization 10MPa in 160 ℃ of moulds of suitable dimension film adding behind the heat refining, vulcanizes 15 minutes, and exhaust is 3 times when rising mould;
⑶ opening mold after sulfuration is finished takes out product.
The invention has the beneficial effects as follows: high rigidity casting mold part TR thin rubber plate provided by the invention, its rubber raw materials component and proportioning raw materials are chosen as 120～140 parts of 40 type paracrils, 0.2～0.6 part of vulkacit D, the domestic title of antioxidant D TPD(: anti-aging agent 3100, Chinese: N, N '-di tolyl p phenylenediamine mixture) 2～3 part, 2～5 parts in zinc oxide, 2～4 parts of stearic acid, 60～80 parts of spray carbon blacks, DBP (chemical name: dibutyl phthalate) 4～8 parts, 1～2 part in sulphur, anti-aging agent RD Chinese name: N-phenyl-2-naphthylamine, molecular formula C
16H
135～6 parts of N, altax Chinese name: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
43～4 parts.Improve tensile break strength and the deformation performance of rubber by the cross-linking density in the raising rubber.
Embodiment
Embodiment high rigidity casting mold part is chosen as 120～140 parts of 40 type paracrils, 0.2～0.6 part of vulkacit D, the domestic title of antioxidant D TPD(with rubber raw materials component and the weight proportion of TR thin rubber plate: anti-aging agent 3100, Chinese: N, N '-di tolyl p phenylenediamine mixture) 2～3 parts, 2～5 parts in zinc oxide, 2～4 parts of stearic acid, 60～80 parts of spray carbon blacks, DBP (chemical name: dibutyl phthalate) 4～8 parts, 1～2 part in sulphur, anti-aging agent RD (Chinese name: N-phenyl-2-naphthylamine, molecular formula C
16H
13N) 5～6 parts, altax (Chinese name: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
4) 3～4 parts.
The concrete production stage of embodiment 1 is as follows:
Sizing material is produced
(1) according to the various batching of concrete formula rate weighing; Its rubber raw materials component and raw material weight proportioning are 120 parts of 40 type paracrils, 0.2 part of vulkacit D, the domestic title of antioxidant D TPD(: anti-aging agent 3100, Chinese: N, N '-di tolyl p phenylenediamine mixture) 2 parts, 2 parts in zinc oxide, 2 parts of stearic acid, 60 parts of spray carbon blacks, DBP (chemical name: dibutyl phthalate) 4 parts, 1 part in sulphur, anti-aging agent RD (Chinese name: N-phenyl-2-naphthylamine, molecular formula C
16H
13N) 5 parts, altax (Chinese name: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
4) 3 parts, every part weight unit is fixed according to need of production in the component, such as every part by 1 kilogram.
⑵ add 40 type paracrils according to the rubber raw materials proportioning of step 1) and be added on the rubber mixing machine, rubber mixing machine roll spacing 3mm after mixing 2 minutes the rubber raw materials proportioning according to step 1) add successively sulphur, vulkacit D, the domestic title of antioxidant D TPD(: anti-aging agent 3100, Chinese: N, N '-di tolyl p phenylenediamine mixture) 2.3 parts, zinc oxide, stearic acid, antioxidant A H, roll spacing are transferred to 5mm and are added altax, spray carbon black, DBP (chemical name: dibutyl phthalate) mix according to the rubber raw materials proportioning of step 1);
⑶ rubber mixing machine roll spacing transfers to 2mm and makes repeatedly thin-pass 6 times of sizing material, clot 4 times, and eight cutter 4 times;
⑷ mixing even sizing material room temperature park 24 hours stand-by;
Products production
⑴ park on the rear sizing material rubber mixing machine with 4mm roll spacing heat refining 1 minute, rewinds 2 times;
⑵ sizing material cuts into pressurization 10MPa in 160 ℃ of moulds of suitable dimension film adding behind the heat refining, vulcanizes 15 minutes, and exhaust is 3 times when rising mould;
⑶ opening mold after sulfuration is finished takes out product.
It is duplicate with industry standard and known technology that the present embodiment does not have the part of narration, so be not described in detail.
Embodiment 2 production processes are identical with embodiment 1, difference is that rubber mass component ratio is different, the rubber mass composition of embodiment 2 is as follows by component: 130 parts of 40 type paracrils, 0.4 part of vulkacit D, the domestic title of antioxidant D TPD(: anti-aging agent 3100, Chinese: N, N '-di tolyl p phenylenediamine mixture) 2.3 parts, 3 parts in zinc oxide, 3 parts of stearic acid, 70 parts of spray carbon blacks, DBP (chemical name: dibutyl phthalate) 6 parts, 1.5 parts in sulphur, anti-aging agent RD (Chinese name: N-phenyl-2-naphthylamine, molecular formula C
16H
13N) 5.5 parts, altax (Chinese name: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
4) 3.5 parts.
Embodiment 3 production processes are identical with embodiment 1, difference is that rubber mass component ratio is different, the component meter is as follows by weight for the rubber mass composition of embodiment 3: 140 parts of 40 type paracrils, 0.6 part of vulkacit D, the domestic title of antioxidant D TPD(: anti-aging agent 3100, Chinese: N, N '-di tolyl p phenylenediamine mixture) 3 parts, 5 parts in zinc oxide, 4 parts of stearic acid, 80 parts of spray carbon blacks, DBP (chemical name: dibutyl phthalate) 8 parts, 2 parts in sulphur, anti-aging agent RD (Chinese name: N-phenyl-2-naphthylamine, molecular formula C
16H
13N) 6 parts, altax (Chinese name: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
4) 4 parts.
Three kinds of embodiment performance comparison
Embodiment 2 prescriptions and the contrast of existing market product
Claims (5)
1. high rigidity casting mold part TR thin rubber plate, it is characterized in that: its rubber raw materials component and raw material weight proportioning are chosen as 120～140 parts of 40 type paracrils, 0.2～0.6 part of vulkacit D, the domestic title of antioxidant D TPD(: anti-aging agent 3100, Chinese: N, N '-di tolyl p phenylenediamine mixture) 2～3 parts, 2～5 parts in zinc oxide, 2～4 parts of stearic acid, 60～80 parts of spray carbon blacks, DBP chemical name: 4～8 parts of dibutyl phthalates, 1～2 part in sulphur, anti-aging agent RD Chinese name: N-phenyl-2-naphthylamine, molecular formula C
16H
135～6 parts of N, altax Chinese name: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
43～4 parts.
2. high rigidity casting mold part TR thin rubber plate according to claim 1, it is characterized in that: its rubber raw materials component and raw material weight proportioning are 120 parts of 40 type paracrils, 0.2 part of vulkacit D, the domestic title of antioxidant D TPD(: anti-aging agent 3100, Chinese: N, N '-di tolyl p phenylenediamine mixture) 2 parts, 2 parts in zinc oxide, 2 parts of stearic acid, 60 parts of spray carbon blacks, DBP chemical name: 4 parts of dibutyl phthalates, 1 part in sulphur, anti-aging agent RD Chinese name: N-phenyl-2-naphthylamine, molecular formula C
16H
135 parts of N, altax Chinese name: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
43 parts.
3. high rigidity casting mold part TR thin rubber plate according to claim 1, it is characterized in that: its rubber raw materials component and proportioning raw materials are 130 parts of 40 type paracrils, 0.4 part of vulkacit D, the domestic title of antioxidant D TPD(: anti-aging agent 3100, Chinese: N, N '-di tolyl p phenylenediamine mixture) 2.3 parts, 3 parts in zinc oxide, 3 parts of stearic acid, 70 parts of spray carbon blacks, DBP chemical name: 6 parts of dibutyl phthalates, 1.5 parts in sulphur, anti-aging agent RD Chinese name: N-phenyl-2-naphthylamine, molecular formula C
16H
135.5 parts of N, altax Chinese name: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
43.5 part.
4. high rigidity casting mold part TR thin rubber plate according to claim 1, it is characterized in that: its rubber raw materials component and raw material weight proportioning are 140 parts of 40 type paracrils, 0.6 part of vulkacit D, the domestic title of antioxidant D TPD(: anti-aging agent 3100, Chinese: N, N '-di tolyl p phenylenediamine mixture) 3 parts, 5 parts in zinc oxide, 4 parts of stearic acid, 80 parts of spray carbon blacks, DBP chemical name: 8 parts of dibutyl phthalates, 2 parts in sulphur, anti-aging agent RD Chinese name: N-phenyl-2-naphthylamine, molecular formula C
16H
136 parts of N, altax Chinese name: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
44 parts.
5. this high rigidity casting mold part is with the production method of TR thin rubber plate; Its step is by as follows; The concrete technology step:
Sizing material is produced
(1) according to the various batching of concrete formula rate weighing; Its rubber raw materials component and raw material weight proportioning are chosen as 120～140 parts of 40 type paracrils, 0.2～0.6 part of vulkacit D, the domestic title of antioxidant D TPD(: anti-aging agent 3100, Chinese: N, N '-di tolyl p phenylenediamine mixture) 2～3 parts, 2～5 parts in zinc oxide, 2～4 parts of stearic acid, 60～80 parts of spray carbon blacks, DBP chemical name: 4～8 parts of dibutyl phthalates, 1～2 part in sulphur, anti-aging agent RD Chinese name: N-phenyl-2-naphthylamine, molecular formula C
16H
135～6 parts of N, altax Chinese name: 2,2'-dithio Dibenzo thiazole, molecular formula: C
14H
8N
2S
43～4 parts, the weight unit that component is every part is fixed according to need of production, presses 1 kilogram such as portion;
⑵ add 40 type paracrils according to the rubber raw materials proportioning of step 1) and be added on the rubber mixing machine, rubber mixing machine roll spacing 3mm after mixing 2 minutes the rubber raw materials proportioning according to step 1) add successively sulphur, vulkacit D, the domestic title of antioxidant D TPD(: anti-aging agent 3100, Chinese: N, N '-di tolyl p phenylenediamine mixture), zinc oxide, stearic acid, antioxidant A H, roll spacing is transferred to 5mm and is added altax, spray carbon black, DBP (chemical name: dibutyl phthalate) mix according to the rubber raw materials proportioning of step 1);
⑶ rubber mixing machine roll spacing transfers to 2mm and makes repeatedly thin-pass 6 times of sizing material, clot 4 times, and eight cutter 4 times;
⑷ mixing even sizing material room temperature park 24 hours stand-by;
Products production
⑴ park on the rear sizing material rubber mixing machine with 4mm roll spacing heat refining 1 minute, rewinds 2 times;
⑵ sizing material cuts into pressurization 10MPa in 160 ℃ of moulds of suitable dimension film adding behind the heat refining, vulcanizes 15 minutes, and exhaust is 3 times when rising mould;
⑶ opening mold after sulfuration is finished takes out product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210502952 CN103012879A (en) | 2012-11-30 | 2012-11-30 | High-hardness thin rubber sheet for casting-molded parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210502952 CN103012879A (en) | 2012-11-30 | 2012-11-30 | High-hardness thin rubber sheet for casting-molded parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103012879A true CN103012879A (en) | 2013-04-03 |
Family
ID=47962014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210502952 Withdrawn CN103012879A (en) | 2012-11-30 | 2012-11-30 | High-hardness thin rubber sheet for casting-molded parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103012879A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108485008A (en) * | 2018-04-28 | 2018-09-04 | 南京金三力高分子科技有限公司 | A kind of high hardness butadiene-acrylonitrile rubber material of anti-incipient scorch and preparation method thereof |
-
2012
- 2012-11-30 CN CN 201210502952 patent/CN103012879A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108485008A (en) * | 2018-04-28 | 2018-09-04 | 南京金三力高分子科技有限公司 | A kind of high hardness butadiene-acrylonitrile rubber material of anti-incipient scorch and preparation method thereof |
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|---|---|---|---|
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| PB01 | Publication | ||
| C04 | Withdrawal of patent application after publication (patent law 2001) | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20130403 |