CN207259419U - Prepare the device of 3 isocyanate group propyl trimethoxy silicanes - Google Patents
Prepare the device of 3 isocyanate group propyl trimethoxy silicanes Download PDFInfo
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- CN207259419U CN207259419U CN201721180924.XU CN201721180924U CN207259419U CN 207259419 U CN207259419 U CN 207259419U CN 201721180924 U CN201721180924 U CN 201721180924U CN 207259419 U CN207259419 U CN 207259419U
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Abstract
The utility model discloses a kind of device for preparing 3 isocyanate group propyl trimethoxy silicanes, including rectifying column, heating unit is provided with rectifying column below the feed inlet of rectifying column, the bottom connection kettle material receiving bottle of rectifying column, still head at the top of rectifying column includes the connecting tube tilted upward, there is reflux discharge pipe straight down in connecting tube, reflux discharge pipe is connected with the first receiving bottle, the outlet connection level-one condenser pipe of connecting tube, the outlet of level-one condenser pipe has the second receiving bottle, the top connection B-grade condensation pipe of second receiving bottle, the outlet of B-grade condensation pipe has the 3rd receiving bottle, three-level condenser pipe is communicated with the top of 3rd receiving bottle, three-level condenser pipe is connected with vacuum pump.The utility model has the advantage of：Addition catalyst and organic solvent are not required to, gaseous 3 isocyanate group propyl trimethoxy silicane can be made to be effectively separated with methanol, accessory substance is few, and cost is low, high conversion rate, securely and reliably, and can continuous cracking reaction.
Description
Technical field
It the utility model is related to a kind of device for cracking and preparing 3- isocyanate group propyl trimethoxy silicanes.
Background technology
3- isocyanate group propyl trimethoxy silicanes are a kind of silane coupling agents containing isocyanate group active group,
It is the adhesive property promoted between inorganic material and organic material that it, which is acted on,.It is widely used in high-grade polyurethane sealant and is modified poly-
Urethane resin, the tackifier for also being used as room temperature vulcanized silicone rubber, the composition etc. of varnish gum.
The preparation method of common isocyanato silanes mainly has following two：The first, carbamate is dissolved
In a solvent and a certain amount of catalyst is added, is cracked under hot conditions, during the reaction, steam the methanol that cracking produces,
Then isocyanates is isolated from kettle liquid again.The defects of first method, is：First, the addition of solvent is unfavorable for follow-up point
From purification.2nd, the addition of catalyst catalytic pyrolysis but can will also result in isocyanate polymeric at the same time, reduce yield.Second,
Isocyanate compound is prepared using phosgene and amine reaction in atent solvent.There are following defect for second method：Phosgene is
The hypertoxic gas of colorless and odorless, phosgene is extremely easy to cause great security incident if leakage in production process.
The defects of to overcome above two method, our company have developed a set of preparation 3- isocyanate group propyl trimethoxies
The device of silane.
Utility model content
The purpose of this utility model is：A kind of energy is provided easy to the good preparation 3- isocyanic acids of separation, high conversion rate, security
The device of ester group propyl trimethoxy silicane.
To achieve the above object, the technical solution adopted in the utility model is：Prepare 3- isocyanate group propyl group trimethoxies
The device of base silane, including be internally provided with the rectifying column of filler, the bottom of rectifying column are provided with feed inlet, below feed inlet
Heating unit, the bottom connection kettle material receiving bottle of rectifying column, the top connection still head of rectifying column, distillation are provided with rectifying column
Head includes the connecting tube for tilting upward setting, is provided with reflux discharge pipe straight down in connecting tube, reflux discharge pipe with
First receiving bottle is connected, and the outlet connection level-one condenser pipe of connecting tube, the outlet of level-one condenser pipe has the second receiving bottle,
Outlet of second receiving bottle less than level-one condenser pipe is set, the top connection B-grade condensation pipe of the second receiving bottle, B-grade condensation pipe
Outlet have the 3rd receiving bottle, outlet of the 3rd receiving bottle less than B-grade condensation pipe is set, and is connected at the top of the 3rd receiving bottle
Three-level condenser pipe is connected with, three-level condenser pipe is connected with vacuum pump, and for vacuum degree control in -0.08Mpa~-0.09Mpa, every cold
The outlet of solidifying pipe is above import.
Further, the foregoing device for preparing 3- isocyanate group propyl trimethoxy silicanes, wherein, tilt upward and set
The connecting tube put and level-one condenser pipe coaxial line, connecting tube and the axis of level-one condenser pipe and the angle of horizontal plane be 15 °~
30°。
Further, the foregoing device for preparing 3- isocyanate group propyl trimethoxy silicanes, wherein, level-one condensation
Pipe, B-grade condensation pipe, three-level condenser pipe are jacket type condenser pipe, level-one condenser pipe, B-grade condensation pipe, the folder of three-level condenser pipe
Condensing agent is passed through in set；The condensing agent that level-one condenser pipe is used with B-grade condensation pipe is cooling water, and three-level condenser pipe uses
Condensing agent is freezing liquid；Temperature control of the temperature control in 75 DEG C~90 DEG C, B-grade condensation pipe in level-one condenser pipe is 55
DEG C~65 DEG C, the temperature control in three-level condenser pipe is at -10 DEG C~-20 DEG C.
Further, the foregoing device for preparing 3- isocyanate group propyl trimethoxy silicanes, wherein, heating unit is
Heat tape, heat tape are wrapped in outside rectifying column, and the temperature control of heat tape heating zone is at 195 DEG C~210 DEG C.
Further, the foregoing device for preparing 3- isocyanate group propyl trimethoxy silicanes, wherein, three-level condenser pipe
Outlet surge flask is connected to by the 3rd tetrafluoroethene hose, surge flask is connected by the 4th servo vinyl hose with vacuum pump
Logical, outlet of the surge flask less than three-level condenser pipe is set.
Further, the foregoing device for preparing 3- isocyanate group propyl trimethoxy silicanes, wherein, level-one condenser pipe
Outlet be connected by the first tetrafluoroethene hose with the second receiving bottle, the outlet of B-grade condensation pipe passes through the second tetrafluoroethene
Hose is connected with the 3rd receiving bottle.
Further, the foregoing device for preparing 3- isocyanate group propyl trimethoxy silicanes, wherein, still head also wraps
Vertical adapter has been included, the thermometer for monitoring temperature in still head is provided with vertical adapter.
Further, the foregoing device for preparing 3- isocyanate group propyl trimethoxy silicanes, wherein, in rectifying column
Filler is wire mesh packing or glass spring filler.
Further, the foregoing device for preparing 3- isocyanate group propyl trimethoxy silicanes, wherein, feed inlet with it is compacted
Dynamic pump is connected, and raw material is added dropwise and enters in rectifying column by peristaltic pump from feed inlet, the rate of addition of raw material for 250g/h~
300g/h。
The utility model has the advantages that：Using preparation 3- isocyanate group propyl trimethoxy silicon described in the utility model
The device of alkane, prepares 3- isocyanate group propyl trimethoxy silicanes, is not required to addition catalyst and organic solvent, and can make gaseous state
3- isocyanate group propyl trimethoxy silicane be effectively separated with methanol, accessory substance is few, and cost is low, high conversion rate, peace
It is complete reliable, and continuous cracking reaction can be carried out.
Brief description of the drawings
Fig. 1 is the structural representation of the device described in the utility model for preparing 3- isocyanate group propyl trimethoxy silicanes
Figure.
Embodiment
Elaborate below to the device for preparing 3- isocyanate group propyl trimethoxy silicanes.
As shown in Figure 1, preparing the device of 3- isocyanate group propyl trimethoxy silicanes, including it is internally provided with the essence of filler
Fractional distillation column 1, the filler in rectifying column 1 is wire mesh packing or glass spring filler.The bottom of rectifying column 1 is provided with feed inlet
10, feed inlet 10 is connected with peristaltic pump, and raw material is added dropwise and enters in rectifying column 1 by peristaltic pump from feed inlet 10, the drop of raw material
Acceleration is 250g/h~300g/h.
It is provided with heating unit on the rectifying column 1 of the lower section of feed inlet 10, heating unit is preferably heat tape 2, electrical heating
Band 2 is wrapped in outside rectifying column 1, and the temperature control of 2 heating zone of heat tape is at 195 DEG C~210 DEG C.
The bottom connection kettle material receiving bottle 3 of rectifying column 1.The top connection still head 4 of rectifying column 1, still head includes perpendicular
Direct pipe 42, is provided with the thermometer 43 for monitoring temperature in still head 4 vertically in adapter 42.Still head 4, which has further included, to incline
The connecting tube 41 set obliquely, reflux discharge pipe 44 straight down is provided with connecting tube 41, flow back discharge pipe 44 and the
One receiving bottle 5 is connected, the outlet connection level-one condenser pipe 6 of connecting tube 41.Connecting tube 41 and the level-one for tilting upward setting are cold
6 coaxial line of solidifying pipe, connecting tube 41 are 15 °~30 ° with the axis of level-one condenser pipe 6 and the angle of horizontal plane, connecting tube 41 and one
The purpose that level condenser pipe 6 tilts upward setting is：It can make gaseous 3- isocyanate group propyl trimethoxy silicane and methanol
Efficiently separate, avoid both from contacting generation side reaction, so as to greatly improve yield.
The outlet of level-one condenser pipe 6 has the second receiving bottle 7, and outlet of second receiving bottle 7 less than level-one condenser pipe 6 is set
Put, the top connection B-grade condensation pipe 8 of the second receiving bottle 7, the outlet of B-grade condensation pipe 8 has the 3rd receiving bottle 9, and the 3rd connects
Receive outlet of the bottle 9 less than B-grade condensation pipe 8 to set, the top of the 3rd receiving bottle 9 is communicated with three-level condenser pipe 11, three-level condenser pipe
11 are connected with vacuum pump 12.Specifically, the outlet of three-level condenser pipe 11 is connected to buffering by the 3rd tetrafluoroethene hose 13
Bottle 14, surge flask 14 is connected by the 4th servo vinyl hose 15 with vacuum pump 12, vacuum degree control -0.08Mpa~-
0.09Mpa, outlet of the surge flask 14 less than three-level condenser pipe 11 are set.Set surge flask 14 to can effectively prevent material to be inhaled into very
Sky pump 12.
Level-one condenser pipe 6, B-grade condensation pipe 8, three-level condenser pipe 11 are jacket type condenser pipe, level-one condenser pipe 6, two level
Condenser pipe 8, three-level condenser pipe 11 chuck in be passed through condensing agent.The condensing agent that level-one condenser pipe 6, B-grade condensation pipe 8 use
For cooling water, the condensing agent that three-level condenser pipe 11 uses is freezing liquid.Temperature control in level-one condenser pipe at 75 DEG C~90 DEG C,
Temperature control of the temperature control in 55 DEG C~65 DEG C, three-level condenser pipe in B-grade condensation pipe is at -10 DEG C~-20 DEG C.Every
The outlet of condenser pipe is above import.Since 3- isocyanate group propyl trimethoxy silicane is different with the boiling point of methanol,
3- isocyanate group propyl trimethoxy silicane just can effectively in 8 condensation liquefaction of level-one condenser pipe 6 and two level level condenser pipe, and
It is collected in the first receiving bottle 5 and the second receiving bottle 7, the methanol then condensation liquefaction in three-level condenser pipe 11, and being collected in
In 3rd receiving bottle 9.
The outlet of level-one condenser pipe 6 is connected by the first tetrafluoroethene hose 16 with the second receiving bottle 7, B-grade condensation pipe
8 outlet is connected by the second tetrafluoroethene hose 17 with the 3rd receiving bottle 9.
The specific preparation process of 3- isocyanate group propyl trimethoxy silicanes is given below, to preparing 3- isocyanates
The device of base propyl trimethoxy silicane is described further.
Prepare 1.
Do and test twice respectively：
（1）Raw material is homemade 3- (triethoxy silicon substrate) propyl group] methyl carbamate（Purity >=90%, includes a small amount of 3-
Isocyanate group propyl trimethoxy silicane, mass fraction 7%）1024g .Cracker is got out, 2 heating zone of heat tape adds
Heat is passed through 80 DEG C of cooling waters to 202 DEG C in the chuck of level-one condenser pipe 6,60 DEG C of cooling during the chuck of B-grade condensation pipe 8 is passed through
Water, -13 DEG C of freezing liquid is passed through in the chuck of three-level condenser pipe 11, it is -0.085Mpa to control the vacuum in cracker.Nitrogen
Gas is replaced, and raw material is delivered into by peristaltic pump from feed inlet 10, and control rate of addition is in 279g/h.After being added dropwise, kettle material
Material in receiving bottle 3：Material amounts in 32g, the first receiving bottle 5 and the second receiving bottle 7：866g crude products（3- isocyanate group third
Base trimethoxy silane, mass fraction 73%）, material 103g in the 3rd receiving bottle 9.
（2）Raw material is homemade 3- (triethoxy silicon substrate) propyl group] methyl carbamate（Purity >=90%, includes a small amount of 3-
Isocyanate group propyl trimethoxy silicane, mass fraction 7%）1161g .Prepare cracker, the heating of 2 heating zone of heat tape
To 198 DEG C, 75 DEG C of cooling waters are passed through in the chuck of level-one condenser pipe 6,65 DEG C of cooling during the chuck of B-grade condensation pipe 8 is passed through
Water, -12 DEG C of freezing liquid is passed through in the chuck of three-level condenser pipe 11, it is -0.087Mpa to control the vacuum in cracker.Nitrogen
Gas is replaced, and raw material is delivered into by peristaltic pump from feed inlet 10, and control rate of addition is in 261g/h.After being added dropwise, kettle material
Material in receiving bottle 3：Material amounts in 43g, the first receiving bottle 5 and the second receiving bottle 7：958g crude products（3- isocyanate group third
Base trimethoxy silane, mass fraction 75%）, material 129g in the 3rd receiving bottle 9.
The above-mentioned crude product tested twice is mixed and carries out rectification under vacuum, feed intake 1823g after loss（Mass fraction
74%）, vacuum maintains -0.1 Mpa during rectification under vacuum, and at 135 DEG C, heating receives top for kettle temperature highest control during rectification under vacuum
Temperature is 120 DEG C ± 3 DEG C of fraction, obtains finished product 3- isocyanate group propyl trimethoxy silicanes 1213g（Mass fraction
96.3%）, kettle material 595g.
Kettle material is subjected to continuous cracking experiment.Reaction unit is got out, 2 heating zone of heat tape is heated to 193 DEG C, level-one
It is passed through 90 DEG C of cooling waters in the chuck of condenser pipe 6,55 DEG C of cooling water during the chuck of B-grade condensation pipe 8 is passed through, three-level condenser pipe
- 15 DEG C of freezing liquid is passed through in 11 chuck, the vacuum for controlling cracker is -0.087Mpa.Nitrogen displacement, after loss
Kettle material 590g（Purity >=85%, includes a small amount of 3- isocyanate group propyl trimethoxy silicane, mass fraction 10%）, raw material leads to
Cross peristaltic pump to deliver into from feed inlet 10, control rate of addition is in 254g/h.After being added dropwise, material in kettle material receiving bottle 3：
86g, material amounts in the first receiving bottle 5 and the second receiving bottle：414g crude products（3- isocyanate group propyl trimethoxy silicanes,
Mass fraction 80%）, material 65g in the 3rd receiving bottle 9.Crude product 414g is mixed into lower batch crude product rectifying.
Prepare 2.
Do and test twice respectively：
（1）Raw material is homemade 3- (triethoxy silicon substrate) propyl group] methyl carbamate（Purity >=90%, includes a small amount of 3-
Isocyanate group propyl trimethoxy silicane, mass fraction 7%）1355g .Cracker is got out, 2 heating zone of heat tape adds
Heat is passed through 85 DEG C of cooling waters to 202 DEG C in the chuck of level-one condenser pipe 6,65 DEG C of cooling during the chuck of B-grade condensation pipe 8 is passed through
Water, -15 DEG C of freezing liquid is passed through in the chuck of three-level condenser pipe 11, it is -0.085Mpa to control the vacuum in cracker.Nitrogen
Gas is replaced, and raw material is delivered into by peristaltic pump from feed inlet 10, and control rate of addition is in 288g/h.After being added dropwise, kettle material
Material in receiving bottle 3：Material amounts in 47g, the first receiving bottle 5 and the second receiving bottle 7：1126g crude products（3- isocyanate group third
Base trimethoxy silane, mass fraction 74%）, material 146g in the 3rd receiving bottle 9.
（2）Raw material is homemade 3- (triethoxy silicon substrate) propyl group] methyl carbamate（Purity >=90%, includes a small amount of 3-
Isocyanate group propyl trimethoxy silicane, mass fraction 7%）1268g .Prepare reaction unit, the heating of 2 heating zone of heat tape
To 208 DEG C, 80 DEG C of cooling waters are passed through in the chuck of level-one condenser pipe 6,60 DEG C of cooling during the chuck of B-grade condensation pipe 8 is passed through
Water, -12 DEG C of freezing liquid is passed through in the chuck of three-level condenser pipe 11, it is -0.082Mpa to control the vacuum in cracker.Nitrogen
Gas is replaced, and raw material is delivered into by peristaltic pump from feed inlet 10, and control rate of addition is in 291g/h.After being added dropwise, kettle material
Material in receiving bottle 3：Material amounts in 85g, the first receiving bottle 5 and the second receiving bottle 7：1006g crude products（3- isocyanate group third
Base trimethoxy silane, mass fraction 75%）, material 136g in the 3rd receiving bottle 9.
The above-mentioned crude product tested twice is mixed and carries out rectification under vacuum, feed intake 2128g after loss（Mass fraction
74%）, vacuum maintains -0.1 Mpa during rectification under vacuum, and at 135 DEG C, heating receives top for kettle temperature highest control during rectification under vacuum
Temperature is 120 DEG C ± 3 DEG C of fraction, obtains finished product 3- isocyanate group propyl trimethoxy silicanes 1416g（Mass fraction
96.7%）, kettle material 637g.
Kettle material is subjected to continuous cracking experiment.Reaction unit is got out, 2 heating zone of heat tape is heated to 206 DEG C, level-one
It is passed through 75 DEG C of cooling waters in the chuck of condenser pipe 6,60 DEG C of cooling water during the chuck of B-grade condensation pipe 8 is passed through, three-level condenser pipe
- 15 DEG C of freezing liquid is passed through in 11 chuck, the vacuum for controlling cracker is -0.083Mpa.Nitrogen displacement, after loss
Kettle material 635g（Purity >=85%, includes a small amount of 3- isocyanate group propyl trimethoxy silicane, mass fraction 12%）, raw material leads to
Cross peristaltic pump to deliver into from feed inlet 10, control rate of addition is in 295g/h.After being added dropwise, material in kettle material receiving bottle 3：
91g, material amounts in the first receiving bottle 5 and the second receiving bottle：440g crude products（3- isocyanate group propyl trimethoxy silicanes,
Mass fraction 79%）, material 68g in the 3rd receiving bottle 9.Crude product 440g is mixed into lower batch crude product rectifying.
It can be obtained from above-mentioned preparation process：Using preparation 3- isocyanate group propyl group trimethoxies described in the utility model
The device of base silane, prepares 3- isocyanate group propyl trimethoxy silicanes, is not required to addition catalyst and organic solvent, and can make
Gaseous 3- isocyanate group propyl trimethoxy silicane is effectively separated with methanol, and accessory substance is few, and cost is low, conversion ratio
Height, securely and reliably, and can carry out continuous cracking reaction.
Claims (9)
1. prepare the device of 3- isocyanate group propyl trimethoxy silicanes, it is characterised in that：Essence including being internally provided with filler
Fractional distillation column, the bottom of rectifying column are provided with feed inlet, and heating unit, the bottom of rectifying column are provided with the rectifying column below feed inlet
Portion connects kettle material receiving bottle, the top connection still head of rectifying column, and still head includes the connecting tube for tilting upward setting, connects
Reflux discharge pipe straight down is provided with pipe, reflux discharge pipe is connected with the first receiving bottle, the outlet connection of connecting tube
Level-one condenser pipe, the outlet of level-one condenser pipe have the second receiving bottle, and outlet of second receiving bottle less than level-one condenser pipe is set
Put, the top connection B-grade condensation pipe of the second receiving bottle, the outlet of B-grade condensation pipe has the 3rd receiving bottle, the 3rd receiving bottle
Outlet less than B-grade condensation pipe is set, and three-level condenser pipe, three-level condenser pipe and vacuum pump are communicated with the top of the 3rd receiving bottle
It is connected, vacuum degree control is above import in -0.08Mpa~-0.09Mpa, the outlet of every condenser pipe.
2. the device according to claim 1 for preparing 3- isocyanate group propyl trimethoxy silicanes, it is characterised in that：Incline
The connecting tube set obliquely and level-one condenser pipe coaxial line, connecting tube are with the axis of level-one condenser pipe and the angle of horizontal plane
15 °~30 °.
3. the device according to claim 1 for preparing 3- isocyanate group propyl trimethoxy silicanes, it is characterised in that：One
Level condenser pipe, B-grade condensation pipe, three-level condenser pipe are jacket type condenser pipe, and level-one condenser pipe, B-grade condensation pipe, three-level condense
Condensing agent is passed through in the chuck of pipe；The condensing agent that level-one condenser pipe and B-grade condensation pipe use is cooling water, three-level condenser pipe
The condensing agent used is freezing liquid；Temperature control of the temperature control in 75 DEG C~90 DEG C, B-grade condensation pipe in level-one condenser pipe
The temperature control in 55 DEG C~65 DEG C, three-level condenser pipe is made at -10 DEG C~-20 DEG C.
4. according to the device for preparing 3- isocyanate group propyl trimethoxy silicanes described in claim 1 or 2 or 3, its feature
It is：Heating unit is heat tape, and heat tape is wrapped in outside rectifying column, and the temperature control of heat tape heating zone is 195
DEG C~210 DEG C.
5. according to the device for preparing 3- isocyanate group propyl trimethoxy silicanes described in claim 1 or 2 or 3, its feature
It is：The outlet of three-level condenser pipe is connected to surge flask by the 3rd tetrafluoroethene hose, and surge flask passes through the 4th servo ethene
Hose is connected with vacuum pump, and outlet of the surge flask less than three-level condenser pipe is set.
6. according to the device for preparing 3- isocyanate group propyl trimethoxy silicanes described in claim 1 or 2 or 3, its feature
It is：The outlet of level-one condenser pipe is connected by the first tetrafluoroethene hose with the second receiving bottle, the outlet of B-grade condensation pipe
It is connected by the second tetrafluoroethene hose with the 3rd receiving bottle.
7. according to the device for preparing 3- isocyanate group propyl trimethoxy silicanes described in claim 1 or 2 or 3, its feature
It is：Still head has further included vertical adapter, and the thermometer for monitoring temperature in still head is provided with vertical adapter.
8. according to the device for preparing 3- isocyanate group propyl trimethoxy silicanes described in claim 1 or 2 or 3, its feature
It is：Filler in rectifying column is wire mesh packing or glass spring filler.
9. according to the device for preparing 3- isocyanate group propyl trimethoxy silicanes described in claim 1 or 2 or 3, its feature
It is：Feed inlet is connected with peristaltic pump, and raw material is added dropwise and enters in rectifying column by peristaltic pump from feed inlet, the dropwise addition speed of raw material
Spend for 250g/h~300g/h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721180924.XU CN207259419U (en) | 2017-09-15 | 2017-09-15 | Prepare the device of 3 isocyanate group propyl trimethoxy silicanes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721180924.XU CN207259419U (en) | 2017-09-15 | 2017-09-15 | Prepare the device of 3 isocyanate group propyl trimethoxy silicanes |
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| Publication Number | Publication Date |
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| CN207259419U true CN207259419U (en) | 2018-04-20 |
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ID=61921622
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| CN201721180924.XU Active CN207259419U (en) | 2017-09-15 | 2017-09-15 | Prepare the device of 3 isocyanate group propyl trimethoxy silicanes |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109503648A (en) * | 2017-09-15 | 2019-03-22 | 张家港市国泰华荣化工新材料有限公司 | Prepare the device of 3- isocyanate group propyl trimethoxy silicane |
| CN111468044A (en) * | 2020-04-24 | 2020-07-31 | 江西宏柏新材料股份有限公司 | Internal coil heating reactor and method for producing 3-isocyanatopropyl trimethoxy silane by using same |
| CN109503648B (en) * | 2017-09-15 | 2024-05-28 | 张家港市国泰华荣化工新材料有限公司 | Device for preparing 3-isocyanatopropyl trimethoxy silane |
-
2017
- 2017-09-15 CN CN201721180924.XU patent/CN207259419U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109503648A (en) * | 2017-09-15 | 2019-03-22 | 张家港市国泰华荣化工新材料有限公司 | Prepare the device of 3- isocyanate group propyl trimethoxy silicane |
| CN109503648B (en) * | 2017-09-15 | 2024-05-28 | 张家港市国泰华荣化工新材料有限公司 | Device for preparing 3-isocyanatopropyl trimethoxy silane |
| CN111468044A (en) * | 2020-04-24 | 2020-07-31 | 江西宏柏新材料股份有限公司 | Internal coil heating reactor and method for producing 3-isocyanatopropyl trimethoxy silane by using same |
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Address after: 215600 No.35 Nanhai Road, Jiangsu Yangzijiang International Chemical Industrial Park, Zhangjiagang, Suzhou, Jiangsu Province Patentee after: Zhangjiagang Guotai-Huarong New Chemical Materials Co.,Ltd. Address before: Zhangjiagang Guotai Huarong new chemical materials Co., Ltd., No.9 Nanhai Road, Jiangsu Yangzijiang International Chemical Industry Park, Jingang town, Zhangjiagang City, Suzhou City, Jiangsu Province, 215634 Patentee before: Zhangjiagang Guotai-Huarong New Chemical Materials Co.,Ltd. |
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