CN101759892A - Agricultural tire added with Kelai octyl resin - Google Patents
Agricultural tire added with Kelai octyl resin Download PDFInfo
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- CN101759892A CN101759892A CN 201010119223 CN201010119223A CN101759892A CN 101759892 A CN101759892 A CN 101759892A CN 201010119223 CN201010119223 CN 201010119223 CN 201010119223 A CN201010119223 A CN 201010119223A CN 101759892 A CN101759892 A CN 101759892A
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Abstract
The invention relates to an agricultural tire added with Kelai octyl resin. The innovation thereof is as follows: the agricultural tire comprises the following components by weight part: 100 parts of rubber as a base number, 58 parts of carbon black, 12 parts of active agent, 5 parts of anti-aging agent, 8 parts of vulcanizing agent and 2 parts of super tackifying resin. The agricultural tire added with Kelai octyl resin has the advantages of: improving the drawing force, applied glue and viscosity in the technical process to certain extent due to adding of KORESIN resin, obviously increasing the tensile strength and elongation of the glue added with Kelai octyl resin than the normal glue, greatly improving the product of the tensile strength and elongation before aging and after aging, and simultaneously and obviously also improving the machine data of a cord tyre added with Kelai octyl resin.
Description
Technical field
The present invention relates to a kind of agricultural tire, be specifically related to a kind of agricultural tire that adds the Ke Lai octyl resin.
Background technology
The main effect of Ke Lai octyl resin (KORESIN resin) is to increase the viscosity of sizing material in the course of processing.The viscosity of common agricultural tire in extraction power, attached glue and technological process is all relatively poor, and its breaking tenacity and elongation are all lower, and is aging very fast, is prone to symptom during moulding, and quality product is not high, increases cost.
Summary of the invention
The objective of the invention is provides a kind of agricultural tire of the Ke Lai of adding octyl resin in order to overcome above-mentioned defective.
For solving the problems of the technologies described above, a kind of agricultural tire that adds the Ke Lai octyl resin of the present invention, its innovative point is: the moiety of described agricultural tire is: rubber, carbon black, promoting agent, anti-aging agent, vulcanizing agent, super tackifying resin; With rubber 100 weight parts is radix, and carbon black is 50～70 weight parts, and promoting agent is that 6～9 weight parts, anti-aging agent are that 1～2.5 weight part, vulcanizing agent are that 4～6 weight parts, super tackifying resin are 1～2 weight part.
Further, wherein said promoting agent is zinc oxide, stearic acid.
Further, wherein said anti-aging agent is the sulfenamide anti-aging agent.
Further, wherein said vulcanizing agent is an insoluble sulfur.
Further, wherein said super tackifying resin is the Ke Lai octyl resin.
Above-mentioned a kind of agricultural tire that adds the Ke Lai octyl resin is decided to be GR877 with its model, and it has been done following test, and employed cord is a S3050B carcass cord in the test:
Table 1 is each data statistics of test material:
Table 1
GR877 tests material
| The car number | ??1 | ??3 | ??6 | ??9 | ??13 | ??16 | ??19 |
| Mooney (75 ± 4) | ??78 | ??79 | ??77 | ??74 | ??75 | ??74 | ??73 |
From above data, the Mooney data of sizing material all meet the sizing material standard, in the sizing material behind the Jia Kelai octyl resin not the processing characteristics to sizing material exert an influence.
Physicals test before GR877 test material is aging sees Table 2:
Table 2
| Physicals | 50% stretches power Mpa surely | 200% stretches power Mpa surely | 300% stretches power Mpa surely | Breaking tenacity MPa | Elongation % | Tear |
| Detect index | ??2.85±1.0 | ??12.9±??2.0 | ??19.7±2.5 | ??≥22.0 | ??375±50 | ??≥45.0 |
| Test sizing | ??2.78 | ??12.7 | ??19.4 | ??23.1 | ??367 | ??57.4 |
| Normal data | ??2.5 | ??12.56 | ??19.22 | ??22.11 | ??355.1 | ??47.5 |
Physical properties of rubber compound all meets the sizing material standard, and sizing material is stretched data and breaking tenacity surely, elongation all is higher than normal level.
The physicals test of the aging back of GR877 test material sees Table 3:
Table 3
| Aging back physicals | Aging back 50% is stretched power Mpa surely | Aging back 200% is stretched power Mpa surely | Aging back 300% is stretched power Mpa surely | Aging back breaking tenacity Mpa | Aging back elongation % | Tear after aging |
| Test sizing | ??4.51 | ??13.1 | ?15.5 | ??16.9 | ??374 | ??28.4 |
| Normal sizing material | ??4.2 | ??16.55 | ?- | ??15.97 | ??281 | ??25.9 |
Physicals conservation rate after sizing material is aging is better than existing normal sizing material.
A kind of agricultural tire that adds the Ke Lai octyl resin of the present invention, its advantage is: above-mentioned test is arranged as can be known, having added the KORESIN resin improves to the viscosity in extraction power, attached glue and the technological process, and be added with the breaking tenacity of Ke Lai octyl resin sizing material and elongation apparently higher than normal sizing material, before aging with aging after Qiang Shenji have a very significant increase, be added with Ke Lai octyl resin fabric tyre lathe data simultaneously and also have clear improvement.
Embodiment
The comparative example 1
Example a
Get the raw material (the roller temperature control is at 70～80 ℃) in little mill that does not add the KORESIN resin and make two 6～8 millimeters thin slices.Grow up in 150 millimeters, be wider than 30 millimeters, stick plastic paper every one side immediately.There is the one side of plastic paper to make progress, presses one flat plate above again, put the weight of 3kg on the flat board, one hour time.
The plastic paper of tearing contacts the former face that posts plastic paper.Be encased inside a fritter plastic paper simultaneously, insert an end 30～50 millimeters.
Example b
With sizing material put into 40 ℃ baking oven after 15 minutes comparative example a proceed.
Example c
Sizing material is put into 40 ℃ the baking oven plastic paper comparative example a after air exposes 10 minutes that tears after 30 minutes to be proceeded.
To press one flat plate on the sizing material, put the weight of 3kg on the flat board, 20 hours time.
Sizing material is cut into wide 25 millimeters, effectively bond length (middle no plastic paper) is 100 millimeters, and total length is less than 140 millimeters.
On puller system, carry out 200 millimeters of tensile test displacements.(can in test process, sever the edge slightly too by force), thereby the viscosity 40N of the viscosity comparative example a of the no KORESIN resin of surveying with pocket knife as viscous force, the viscosity 63N of viscosity comparative example b, the viscosity 66N of viscosity comparative example c.
Example d
Repeat comparative example a, b, c, different is to have added the KORESIN resin in the raw material, thus the viscosity 87N of the viscosity comparative example a that the KORESIN resin is arranged that surveys, the viscosity 87N of viscosity comparative example b, the viscosity 89N of viscosity comparative example c.
By above-mentioned comparative example as can be known, the temperature of sizing material and the time of ingress of air all can influence viscosity, but viscosity obviously increases after having added the KORESIN resin, can reach 87～89.The comparative example 2
Example a
Get the raw material (the roller temperature control is at 60～70 ℃) in little mill that does not add the KORESIN resin and make two 6～8 millimeters thin slices.Grow up in 150 millimeters, be wider than 30 millimeters.Stick plastic paper every one side immediately.There is the one side of plastic paper to make progress, presses one flat plate above again, put the weight of 3kg on the flat board, one hour time.Sizing material is put into 40 ℃ the baking oven plastic paper of tearing after 10 minutes to contact the former face that posts plastic paper after 25 ℃ air exposes 20 minutes.Be encased inside a fritter plastic paper simultaneously, insert an end 30～50 millimeters.To press one flat plate on the sizing material, put the weight of 3kg on the flat board, one hour time.Sizing material is cut into wide 25 millimeters, effectively bond length (middle no plastic paper) is 100 millimeters, 140 millimeters of total lengths.On puller system, carry out 200 millimeters of tensile test displacements.Effective bond length 0～100 of (can sever the edge slightly with pocket knife in test process too by force as viscous force) this moment is the viscosity value of sizing material, is 62N thereby record the result for viscosity.
Example b
Repeat comparative example a, different is to have added the KORESIN resin in the raw material, is 73N thereby record the result for viscosity.
By above-mentioned comparative example as can be known, behind the adding KORESIN resin, viscosity increases to 73N.The comparative example 3
Example a
Get the raw material (the roller temperature control is at 60～70 ℃) in little mill that does not add the KORESIN resin and make two 6～8 millimeters thin slices.Grow up in 150 millimeters, be wider than 30 millimeters.
Stick plastic paper every one side immediately.
There is the one side of plastic paper to make progress, presses one flat plate above again, put the weight of 3kg on the flat board, one hour time.
Comparative example b:
Sizing material is put into 40 ℃ the baking oven plastic paper of tearing after 10 minutes to contact the former face that posts plastic paper after 25 ℃ air exposes 20 minutes.Be encased inside a fritter plastic paper simultaneously, insert an end 30～50 millimeters.
Comparative example c:
Sizing material is put into 40 ℃ the baking oven plastic paper of tearing after 10 minutes to contact the former face that posts plastic paper after 25 ℃ air exposes 30 minutes.Be encased inside a fritter plastic paper simultaneously, insert an end 30～50 millimeters.
To press one flat plate on the sizing material, put the weight of 3kg on the flat board, one hour time.
Sizing material is cut into wide 25 millimeters, effectively bond length (middle no plastic paper) is 100 millimeters, 140 millimeters of total lengths.
On puller system, carry out 200 millimeters of tensile test displacements.(can in test process, sever the edge slightly too by force) with pocket knife as viscous force
Effective bond length 0～100 of this moment is the viscosity value of sizing material, and the result who records is 15N for the viscosity value of comparative example a, and the viscosity value of comparative example b is 12N.
Example d
Repeat comparative example a, different is to have added the KORESIN resin in the raw material, and the result who records is 26N for the viscosity value of comparative example b, and the viscosity value of comparative example c is 17N.
Known that by above-mentioned comparative example the data of routine d were than obviously reducing in the past, viscosity is 17～26, but test material and normal glue compare carry on as before right normal.
Claims (5)
1. agricultural tire that adds the Ke Lai octyl resin, it is characterized in that: the moiety of described agricultural tire is: rubber, carbon black, promoting agent, anti-aging agent, vulcanizing agent, super tackifying resin; With rubber 100 weight parts is radix, and carbon black is 50～70 weight parts, and promoting agent is that 6～9 weight parts, anti-aging agent are that 1～2.5 weight part, vulcanizing agent are that 4～6 weight parts, super tackifying resin are 1～2 weight part.
2. a kind of agricultural tire that adds the Ke Lai octyl resin according to claim 1, it is characterized in that: wherein said promoting agent is zinc oxide, stearic acid.
3. a kind of agricultural tire that adds the Ke Lai octyl resin according to claim 1, it is characterized in that: wherein said anti-aging agent is the sulfenamide anti-aging agent.
4. a kind of agricultural tire that adds the Ke Lai octyl resin according to claim 1, it is characterized in that: wherein said vulcanizing agent is an insoluble sulfur.
5. a kind of agricultural tire that adds the Ke Lai octyl resin according to claim 1, it is characterized in that: wherein said super tackifying resin is the Ke Lai octyl resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101192231A CN101759892B (en) | 2010-03-08 | 2010-03-08 | Agricultural tire added with Kelai octyl resin |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101192231A CN101759892B (en) | 2010-03-08 | 2010-03-08 | Agricultural tire added with Kelai octyl resin |
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| CN101759892A true CN101759892A (en) | 2010-06-30 |
| CN101759892B CN101759892B (en) | 2011-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010101192231A Active CN101759892B (en) | 2010-03-08 | 2010-03-08 | Agricultural tire added with Kelai octyl resin |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1676351A (en) * | 2004-04-01 | 2005-10-05 | 张凤云 | High-elasticity hand cart tyre and its preparing method |
| CN101612867A (en) * | 2009-07-31 | 2009-12-30 | 北京市射线应用研究中心 | Radial-ply tyre carcass plies and air-retaining liner composite component and preparation technology |
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2010
- 2010-03-08 CN CN2010101192231A patent/CN101759892B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1676351A (en) * | 2004-04-01 | 2005-10-05 | 张凤云 | High-elasticity hand cart tyre and its preparing method |
| CN101612867A (en) * | 2009-07-31 | 2009-12-30 | 北京市射线应用研究中心 | Radial-ply tyre carcass plies and air-retaining liner composite component and preparation technology |
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| Publication number | Publication date |
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| CN101759892B (en) | 2011-08-17 |
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Address after: 226500 Rugao province Jiangsu City longevity Road No. 888 Patentee after: SP Reifenwerke GmbH of Shuan Qian group (Jiangsu) Address before: 226500 Rugao province Jiangsu City longevity Road No. 888 Patentee before: Double Coin Group (Rugao) Tyre Co., Ltd. |