CN103497729B - Road sealant used under room temperature and preparation method thereof - Google Patents
Road sealant used under room temperature and preparation method thereof Download PDFInfo
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- CN103497729B CN103497729B CN201310435139.4A CN201310435139A CN103497729B CN 103497729 B CN103497729 B CN 103497729B CN 201310435139 A CN201310435139 A CN 201310435139A CN 103497729 B CN103497729 B CN 103497729B
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- colophonium
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Abstract
The invention belongs to Road sealant technical field, be specifically related under a kind of room temperature Road sealant of use and preparation method thereof；It is to be prepared by the raw materials in: Colophonium 45～65 parts, resin 2～6 parts, emulsifying agent 0.5～1.5 parts, stabilizer 0.3～0.6 part, modifying agent 10～20 parts and water 35～45 parts；Have and can use at normal temperatures, the advantage that road pavement cutting optimal and basic unit's pressure cementation of fissures can administer the boiling in road surface disease that reflection crack causes.
Description
Technical field
The invention belongs to Road sealant technical field, be specifically related under a kind of room temperature Road sealant and the system thereof used
Preparation Method.
Background technology
It is heat to be melted fluid sealant add heat fusing and pour in crack that the traditional pavement crack cementation of fissures seals.Traditional heat melts sealing
The glue cementation of fissures is only applicable to the micro-cracks of the road crust caused by the cyclically-varying of the contraction by surface material and temperature, and pin
The reflection crack caused because of basic unit or roadbed reason for road surface is the most applicable.Heat melts fluid sealant notch and fill slot fluid sealant can only
Penetrating into road surface 3-5mm, the crack below road pavement 5mm does not has the effect of filling, pavement asphalt mixture penetrate into road surface base
The water of layer is under the effect of driving or can burst and become muddy when a thaw sets at crack.In the reflection crack frost boiling that road surface check crack and basic crack cause
Etc. in Disease Processing, heat is melted fluid sealant and cannot be processed.
Summary of the invention
It is an object of the invention to overcome defect of the prior art, and provide the one can road pavement cutting optimal and basic unit
The pressure cementation of fissures can administer Road sealant of using under the room temperature of the boiling in road surface disease that reflection crack causes and preparation method thereof.
The object of the present invention is achieved like this: is to be prepared by the raw materials in: Colophonium 45～65 parts, resin 2
～6 parts, emulsifying agent 0.5～1.5 parts, stabilizer 0.3～0.6 part, modifying agent 10～20 parts and water 35～45 parts.Described Colophonium is
Heavily hand over 70# Colophonium, heavily hand over a kind of or above-mentioned more than one the mix asphalt in 90# Colophonium and 100# Colophonium.Described resin is
One or above-mentioned more than one in epoxy resin, C 5 petroleum resin, Aromatic Petroleum Resins, rosin resin and patch olefine resin mix
Compound.Described emulsifying agent is the octadecyl trimethyl ammonium chloride of alkyl quaternaries, hexadecyldimethyl benzyl ammonium ethoxy chlorination
One in ammonium, cetyl trimethylammonium bromide and clock amine octadecyl hydrochlorate.Described stabilizer be polyvinyl alcohol, poly-third
One in acrylamide, sodium carboxymethyl cellulose dextrin and MF waste liquid.Described modifying agent is the one in liquid SBS, SBR latex
Or the mixture of above-mentioned two kinds.
Described Road sealant is to be prepared by the raw materials in: Colophonium 45 parts, resin 4 parts, emulsifying agent 1.3
Part, stabilizer 0.6 part, modifying agent 13 parts and 37 parts of water；Described Colophonium is attached most importance to and is handed over 90# Colophonium；Described resin is rosin resin；Institute
Stating emulsifying agent is cetyl trimethylammonium bromide；Described stabilizer is sodium carboxymethyl cellulose dextrin；Described modifying agent is liquid
Body SBS.
Described Road sealant is to be prepared by the raw materials in: Colophonium 60 parts, resin 3 parts, emulsifying agent 1.2
Part, stabilizer 0.6 part, modifying agent 15 parts and 40 parts of water；Described Colophonium is attached most importance to and is handed over 70# Colophonium, heavily hands over 90# Colophonium and 100# Colophonium
Mix asphalt.Described resin is epoxy resin, C 5 petroleum resin, Aromatic Petroleum Resins, rosin resin and patch olefine resin
Mixture；Described emulsifying agent is hexadecyldimethyl benzyl ammonium hydroxyethyl ammonium chloride；Described stabilizer is polyacrylamide；Described modification
Agent is SBR latex.
Described Road sealant is to be prepared by the raw materials in: Colophonium 47 parts, resin 2 parts, emulsifying agent 0.7
Part, stabilizer 0.3 part, modifying agent 15 parts and 35 parts of water；Described Colophonium is 100# Colophonium, and described resin is C 5 petroleum resin,
Described emulsifying agent is clock amine octadecyl hydrochlorate, and described stabilizer is polyvinyl alcohol, and described modifying agent is liquid SBS and SBR
The mixture of latex.
The preparation method of the Road sealant used under a kind of room temperature, comprises the steps:
One, Colophonium is placed in asphalt tank use heat-conducting oil furnace and is heated to 135 DEG C～145 DEG C；
Two, the Colophonium after heating in step one is squeezed in the bituminous pitch storing tank in emulsifying device, resin is added heating
After Colophonium in stir；
Three, it is heated to 70 DEG C in adding water to the aqueous solution holding vessel in emulsifying device, emulsifying agent is added with stabilizer
In water after heating, it is dissolved in the water, forms stand-by aqueous solution；
Four, the Colophonium adding resin in step 2 is carried out breast with the stand-by aqueous solution in step 3 in emulsifying device
Change, and the material after emulsifying is squeezed in holding vessel；
Five, modifying agent is added in the holding vessel described in step 4, makes modifying agent uniformly mix with the material after emulsifying,
?.
The performance that the present invention melts fluid sealant with Lu Li get board road heat contrasts, and its result is as follows:
Lu Li get board road heat melts fluid sealant result of the test:
Result of the test of the present invention:
The present invention and Lu Li get board road heat are melted fluid sealant difference and are, the present invention can make without heating at normal temperatures
Melt after fluid sealant need to heat by, its heat and just can use；Heat is melted fluid sealant and can only road pavement fracture faces be sealed.This
The bright crack being mainly used in road surface and sub-surface carries out the pressure cementation of fissures, to ensure that the crack in road surface and sub-surface can
Being sufficiently sealed, sealing effectiveness is substantially better than heat and melts fluid sealant.
Under room temperature of the present invention, liquid fluidity is good, and road pavement check crack can carry out external coating by direct hairbrush, easy to use.
The pressure cementation of fissures equipment using specialty road pavement cutting optimal and basic unit can carry out the pressure cementation of fissures from inside to outside, can make gap, road surface from
In closely knit to outer filling, thus stop water to enter the destruction of road surface road pavement.
The present invention has and can use at normal temperatures, and road pavement cutting optimal and basic unit's pressure cementation of fissures can be administered reflection crack and cause
The advantage of boiling in road surface disease.
Detailed description of the invention
The present invention is Road sealant of use and preparation method thereof under room temperature, enters the present invention in conjunction with specific embodiment
Row further illustrates.Specific embodiment is as follows:
Embodiment 1:
As follows to produce the raw material of the Road sealant employing used under 92.8 kilograms of room temperature:
Its preparation method comprises the steps:
One, Colophonium is placed in asphalt tank use heat-conducting oil furnace and is heated to 135 DEG C；
Two, the Colophonium after heating in step one is squeezed in the bituminous pitch storing tank in emulsifying device, resin is added heating
After Colophonium in stir；
Three, it is heated to 70 DEG C in adding water to the aqueous solution holding vessel in emulsifying device, emulsifying agent is added with stabilizer
In water after heating, it is dissolved in the water, forms stand-by aqueous solution；
Four, the Colophonium adding resin in step 2 is carried out breast with the stand-by aqueous solution in step 3 in emulsifying device
Change, and the material after emulsifying is squeezed in holding vessel；
Five, modifying agent is added in the holding vessel described in step 4, makes modifying agent uniformly mix with the material after emulsifying,
?.
Embodiment 2:
As follows to produce the raw material of the Road sealant employing used under 138.1 kilograms of room temperature:
Its preparation method comprises the steps:
One, Colophonium is placed in asphalt tank use heat-conducting oil furnace and is heated to 145 DEG C；
Two, the Colophonium after heating in step one is squeezed in the bituminous pitch storing tank in emulsifying device, resin is added heating
After Colophonium in stir；
Three, it is heated to 70 DEG C in adding water to the aqueous solution holding vessel in emulsifying device, emulsifying agent is added with stabilizer
In water after heating, it is dissolved in the water, forms stand-by aqueous solution；
Four, the Colophonium adding resin in step 2 is carried out breast with the stand-by aqueous solution in step 3 in emulsifying device
Change, and the material after emulsifying is squeezed in holding vessel；
Five, modifying agent is added in the holding vessel described in step 4, makes modifying agent uniformly mix with the material after emulsifying,
?.
Embodiment 3:
As follows to produce the raw material of the Road sealant employing used under 115.45 kilograms of room temperature:
Its preparation method comprises the steps:
One, Colophonium is placed in asphalt tank use heat-conducting oil furnace and is heated to 140 DEG C；
Two, the Colophonium after heating in step one is squeezed in the bituminous pitch storing tank in emulsifying device, resin is added heating
After Colophonium in stir；
Three, it is heated to 70 DEG C in adding water to the aqueous solution holding vessel in emulsifying device, emulsifying agent is added with stabilizer
In water after heating, it is dissolved in the water, forms stand-by aqueous solution；
Four, the Colophonium adding resin in step 2 is carried out breast with the stand-by aqueous solution in step 3 in emulsifying device
Change, and the material after emulsifying is squeezed in holding vessel；
Five, modifying agent is added in the holding vessel described in step 4, makes modifying agent uniformly mix with the material after emulsifying,
?.
Embodiment 4:
As follows to produce the raw material of the Road sealant employing used under 100.9 kilograms of room temperature:
Its preparation method comprises the steps:
One, Colophonium is placed in asphalt tank use heat-conducting oil furnace and is heated to 137 DEG C；
Two, the Colophonium after heating in step one is squeezed in the bituminous pitch storing tank in emulsifying device, resin is added heating
After Colophonium in stir；
Three, it is heated to 70 DEG C in adding water to the aqueous solution holding vessel in emulsifying device, emulsifying agent is added with stabilizer
In water after heating, it is dissolved in the water, forms stand-by aqueous solution；
Four, the Colophonium adding resin in step 2 is carried out breast with the stand-by aqueous solution in step 3 in emulsifying device
Change, and the material after emulsifying is squeezed in holding vessel；
Five, modifying agent is added in the holding vessel described in step 4, makes modifying agent uniformly mix with the material after emulsifying,
?.
Embodiment 5:
As follows to produce the raw material of the Road sealant employing used under 119.8 kilograms of room temperature:
Its preparation method comprises the steps:
One, Colophonium is placed in asphalt tank use heat-conducting oil furnace and is heated to 142 DEG C；
Two, the Colophonium after heating in step one is squeezed in the bituminous pitch storing tank in emulsifying device, resin is added heating
After Colophonium in stir；
Three, it is heated to 70 DEG C in adding water to the aqueous solution holding vessel in emulsifying device, emulsifying agent is added with stabilizer
In water after heating, it is dissolved in the water, forms stand-by aqueous solution；
Four, the Colophonium adding resin in step 2 is carried out breast with the stand-by aqueous solution in step 3 in emulsifying device
Change, and the material after emulsifying is squeezed in holding vessel；
Five, modifying agent is added in the holding vessel described in step 4, makes modifying agent uniformly mix with the material after emulsifying,
?.
Embodiment 6:
As follows to produce the raw material of the Road sealant employing used under double centner room temperature:
Its preparation method comprises the steps:
One, Colophonium is placed in asphalt tank use heat-conducting oil furnace and is heated to 144 DEG C；
Two, the Colophonium after heating in step one is squeezed in the bituminous pitch storing tank in emulsifying device, resin is added heating
After Colophonium in stir；
Three, it is heated to 70 DEG C in adding water to the aqueous solution holding vessel in emulsifying device, emulsifying agent is added with stabilizer
In water after heating, it is dissolved in the water, forms stand-by aqueous solution；
Four, the Colophonium adding resin in step 2 is carried out breast with the stand-by aqueous solution in step 3 in emulsifying device
Change, and the material after emulsifying is squeezed in holding vessel；
Five, modifying agent is added in the holding vessel described in step 4, makes modifying agent uniformly mix with the material after emulsifying,
?.
Embodiment 7:
As follows to produce the raw material of the Road sealant employing used under 118.1 kilograms of room temperature:
Its preparation method comprises the steps:
One, Colophonium is placed in asphalt tank use heat-conducting oil furnace and is heated to 143 DEG C；
Two, the Colophonium after heating in step one is squeezed in the bituminous pitch storing tank in emulsifying device, resin is added heating
After Colophonium in stir；
Three, it is heated to 70 DEG C in adding water to the aqueous solution holding vessel in emulsifying device, emulsifying agent is added with stabilizer
In water after heating, it is dissolved in the water, forms stand-by aqueous solution；
Four, the Colophonium adding resin in step 2 is carried out breast with the stand-by aqueous solution in step 3 in emulsifying device
Change, and the material after emulsifying is squeezed in holding vessel；
Five, modifying agent is added in the holding vessel described in step 4, makes modifying agent uniformly mix with the material after emulsifying,
?.
Embodiment 8:
As follows to produce the raw material of the Road sealant employing used under 136.1 kilograms of room temperature:
Its preparation method comprises the steps:
One, Colophonium is placed in asphalt tank use heat-conducting oil furnace and is heated to 139 DEG C；
Two, the Colophonium after heating in step one is squeezed in the bituminous pitch storing tank in emulsifying device, resin is added heating
After Colophonium in stir；
Three, it is heated to 70 DEG C in adding water to the aqueous solution holding vessel in emulsifying device, emulsifying agent is added with stabilizer
In water after heating, it is dissolved in the water, forms stand-by aqueous solution；
Four, the Colophonium adding resin in step 2 is carried out breast with the stand-by aqueous solution in step 3 in emulsifying device
Change, and the material after emulsifying is squeezed in holding vessel；
Five, modifying agent is added in the holding vessel described in step 4, makes modifying agent uniformly mix with the material after emulsifying,
?.
Embodiment 9:
As follows to produce the raw material of the Road sealant employing used under 137.6 kilograms of room temperature:
Its preparation method comprises the steps:
One, Colophonium is placed in asphalt tank use heat-conducting oil furnace and is heated to 141 DEG C；
Two, the Colophonium after heating in step one is squeezed in the bituminous pitch storing tank in emulsifying device, resin is added heating
After Colophonium in stir；
Three, it is heated to 70 DEG C in adding water to the aqueous solution holding vessel in emulsifying device, emulsifying agent is added with stabilizer
In water after heating, it is dissolved in the water, forms stand-by aqueous solution；
Four, the Colophonium adding resin in step 2 is carried out breast with the stand-by aqueous solution in step 3 in emulsifying device
Change, and the material after emulsifying is squeezed in holding vessel；
Five, modifying agent is added in the holding vessel described in step 4, makes modifying agent uniformly mix with the material after emulsifying,
?.
Embodiment 10:
As follows to produce the raw material of the Road sealant employing used under 137.8 kilograms of room temperature:
Its preparation method comprises the steps:
One, Colophonium is placed in asphalt tank use heat-conducting oil furnace and is heated to 143 DEG C；
Two, the Colophonium after heating in step one is squeezed in the bituminous pitch storing tank in emulsifying device, resin is added heating
After Colophonium in stir；
Three, it is heated to 70 DEG C in adding water to the aqueous solution holding vessel in emulsifying device, emulsifying agent is added with stabilizer
In water after heating, it is dissolved in the water, forms stand-by aqueous solution；
Four, the Colophonium adding resin in step 2 is carried out breast with the stand-by aqueous solution in step 3 in emulsifying device
Change, and the material after emulsifying is squeezed in holding vessel；
Five, modifying agent is added in the holding vessel described in step 4, makes modifying agent uniformly mix with the material after emulsifying,
?.
Embodiment 11:
As follows to produce the raw material of the Road sealant employing used under 128.1 kilograms of room temperature:
Its preparation method comprises the steps:
One, Colophonium is placed in asphalt tank use heat-conducting oil furnace and is heated to 143 DEG C；
Two, the Colophonium after heating in step one is squeezed in the bituminous pitch storing tank in emulsifying device, resin is added heating
After Colophonium in stir；
Three, it is heated to 70 DEG C in adding water to the aqueous solution holding vessel in emulsifying device, emulsifying agent is added with stabilizer
In water after heating, it is dissolved in the water, forms stand-by aqueous solution；
Four, the Colophonium adding resin in step 2 is carried out breast with the stand-by aqueous solution in step 3 in emulsifying device
Change, and the material after emulsifying is squeezed in holding vessel；
Five, modifying agent is added in the holding vessel described in step 4, makes modifying agent uniformly mix with the material after emulsifying,
?.
Embodiment 12:
As follows to produce the raw material of the Road sealant employing used under 128.1 kilograms of room temperature:
Its preparation method comprises the steps:
One, Colophonium is placed in asphalt tank use heat-conducting oil furnace and is heated to 143 DEG C；
Two, the Colophonium after heating in step one is squeezed in the bituminous pitch storing tank in emulsifying device, resin is added heating
After Colophonium in stir；
Three, it is heated to 70 DEG C in adding water to the aqueous solution holding vessel in emulsifying device, emulsifying agent is added with stabilizer
In water after heating, it is dissolved in the water, forms stand-by aqueous solution；
Four, the Colophonium adding resin in step 2 is carried out breast with the stand-by aqueous solution in step 3 in emulsifying device
Change, and the material after emulsifying is squeezed in holding vessel；
Five, modifying agent is added in the holding vessel described in step 4, makes modifying agent uniformly mix with the material after emulsifying,
?.
The manufacturer of the emulsifying device used in the present invention is Taicang highway machinery factory, and its model is: JTC-06L's
Emulsifying device；It addition, above-described embodiment is only for clearly demonstrating example, and not restriction to embodiment.
For the general technical staff of art, the change of other multi-form can also be made on the basis of the above description
Or variation.Here without also cannot all of embodiment be given exhaustive, and the obvious change thus amplified out
Or change among still in the invention scope of the claims.
Claims (4)
1. the Road sealant used under a room temperature, it is characterised in that: described Road sealant is by following weight portion
Raw material is made: Colophonium 45 parts, resin 4 parts, emulsifying agent 1.3 parts, stabilizer 0.6 part, modifying agent 13 parts and 37 parts of water；Described Colophonium
Attach most importance to and hand over 90# Colophonium；Described resin is rosin resin；Described emulsifying agent is cetyl trimethylammonium bromide；Described stabilizer
For sodium carboxymethyl cellulose dextrin；Described modifying agent is liquid SBS.
2. the Road sealant used under a room temperature, it is characterised in that: described Road sealant is by following weight portion
Raw material is made: Colophonium 60 parts, resin 3 parts, emulsifying agent 1.2 parts, stabilizer 0.6 part, modifying agent 15 parts and 40 parts of water；Described Colophonium
Attach most importance to and hand over 70# Colophonium, heavily hand over 90# Colophonium and the mix asphalt of 100# Colophonium；Described resin is epoxy resin, carbon five oil tree
The mixture of fat, Aromatic Petroleum Resins, rosin resin and terpene resin；Described emulsifying agent is hexadecyldimethyl benzyl ammonium ethoxy chlorine
Change ammonium；Described stabilizer is polyacrylamide；Described modifying agent is SBR latex.
3. the Road sealant used under a room temperature, it is characterised in that: described Road sealant is by following weight portion
Raw material is made: Colophonium 47 parts, resin 2 parts, emulsifying agent 0.7 part, stabilizer 0.3 part, modifying agent 15 parts and 35 parts of water；Described Colophonium
For 100# Colophonium, described resin is C 5 petroleum resin, and described emulsifying agent is clock amine octadecyl hydrochlorate, and described stabilizer is
Polyvinyl alcohol, described modifying agent is the mixture of liquid SBS and SBR latex.
4. a preparation method for the Road sealant used under the room temperature as described in any one of claim 1-3, its feature exists
In: its preparation method comprises the steps:
One, Colophonium is placed in asphalt tank use heat-conducting oil furnace and is heated to 135 DEG C～145 DEG C；
Two, the Colophonium after heating in step one is squeezed in the bituminous pitch storing tank in emulsifying device, after resin is added heating
Colophonium stirs；
Three, it is heated to 70 DEG C in adding water to the aqueous solution holding vessel in emulsifying device, emulsifying agent is added heating with stabilizer
After water in, be dissolved in the water, form stand-by aqueous solution；
Four, the Colophonium adding resin in step 2 is carried out emulsifying with the stand-by aqueous solution in step 3 in emulsifying device, and
Material after emulsifying is squeezed in holding vessel；
Five, modifying agent is added in the holding vessel described in step 4, make modifying agent uniformly mix with the material after emulsifying, i.e.
Can.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310435139.4A CN103497729B (en) | 2013-09-13 | 2013-09-13 | Road sealant used under room temperature and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310435139.4A CN103497729B (en) | 2013-09-13 | 2013-09-13 | Road sealant used under room temperature and preparation method thereof |
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| Publication Number | Publication Date |
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| CN103497729A CN103497729A (en) | 2014-01-08 |
| CN103497729B true CN103497729B (en) | 2017-01-04 |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103951994A (en) * | 2014-05-08 | 2014-07-30 | 中海沥青（泰州）有限责任公司 | SBS (styrene butadiene styrene)/SBR (styrene butadiene rubber) composite modified emulsified asphalt and preparation method thereof |
| CN106367001A (en) * | 2016-08-27 | 2017-02-01 | 安徽天瞳智能科技有限公司 | Resin adhesive with high waterproofness and high durability |
| CN106967382A (en) * | 2017-03-30 | 2017-07-21 | 华北水利水电大学 | Environment-friendly type road-surface heating type sealant material and preparation method and application |
| CN107227028A (en) * | 2017-07-19 | 2017-10-03 | 芜湖凯奥尔环保科技有限公司 | A kind of stalk fibre is modified the preparation method of rhamnolipid emulsified asphalt |
| CN109280320B (en) * | 2018-08-14 | 2020-09-11 | 湖南鑫长胜材料科技有限公司 | Reaction type normal temperature color asphalt and preparation method and application thereof |
| CN110117479B (en) * | 2019-06-13 | 2020-06-23 | 山东交通学院 | Bionic asphalt-based crack pouring adhesive material and preparation method thereof |
| CN110305624A (en) * | 2019-08-20 | 2019-10-08 | 哈尔滨工业大学 | A kind of base joint grouting glue and preparation method thereof |
| CN111548733A (en) * | 2020-03-31 | 2020-08-18 | 大禹伟业(北京)国际科技有限公司 | Preparation method of rubber asphalt material and rubber asphalt material |
| CN113789150A (en) * | 2021-08-26 | 2021-12-14 | 河南交投通汇高速公路有限责任公司 | Pavement crack pouring sealant and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1597827A (en) * | 2004-08-17 | 2005-03-23 | 鞍山森远化学工业有限公司 | Sealing glue for fissured of road |
| CN101643636A (en) * | 2008-08-04 | 2010-02-10 | 李志刚 | Water-base joint grouting glue for normal temperature road |
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2013
- 2013-09-13 CN CN201310435139.4A patent/CN103497729B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1597827A (en) * | 2004-08-17 | 2005-03-23 | 鞍山森远化学工业有限公司 | Sealing glue for fissured of road |
| CN101643636A (en) * | 2008-08-04 | 2010-02-10 | 李志刚 | Water-base joint grouting glue for normal temperature road |
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Inventor after: Yan Naicong Inventor after: Liu Aijun Inventor after: Gai Yujing Inventor after: Wang Shengming Inventor after: Cao Weihua Inventor after: Ma Shouen Inventor after: Hao Menghui Inventor after: Liu Xiaoyan Inventor before: Yan Naicong Inventor before: Liu Aijun Inventor before: Gai Yujing Inventor before: Yi Haiyong Inventor before: Wang Shengming |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170627 Address after: 450000 No. 73 traffic road, Henan, Zhengzhou Patentee after: Henan Expressway Industrial Development Co., Ltd. Address before: 451450 Zhongmu City, Henan Province Meng Meng town (highway toll station hospital) Patentee before: Freeway in Henan Province industry development corporation, Ltd.'s pavement material center |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170104 Termination date: 20170913 |