CN207357125U - A kind of parallel polymerization kettle - Google Patents
A kind of parallel polymerization kettle Download PDFInfo
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- CN207357125U CN207357125U CN201720041382.1U CN201720041382U CN207357125U CN 207357125 U CN207357125 U CN 207357125U CN 201720041382 U CN201720041382 U CN 201720041382U CN 207357125 U CN207357125 U CN 207357125U
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Abstract
The utility model discloses a kind of parallel polymerization kettle, it includes：Autoclave body and chuck, the chuck are arranged on the outer wall of the autoclave body, and the parallel polymerization kettle further includes a reactor frame, and the reactor frame is located in the autoclave body, and reactor seat is equipped with the reactor frame.The parallel polymerization kettle of the utility model can carry out the parallel test of different condition in same batch, and the test period is greatly reduced, improves experiment precision.
Description
Technical field
The utility model discloses a kind of polymeric kettle, more particularly to a kind of parallel polymerization kettle.
Background technology
Polymeric kettle is the capital equipment for preparing high-molecular compound, is usually vertical type cylinder shape autoclave.In the prior art,
Polymeric kettle is generally made of autoclave body, chuck, blender, transmission device, gland seal device, supporting etc..Chuck is normally at polymeric kettle
Kettle body outer wall on, be heated or cooled for being passed through steam or cooling water.In order to polymerize needs, can also generally polymerize
Blender is set in kettle, blender is driven by motor and transmission device, implements stirring in the course of the polymerization process.Polymeric kettle gathers
Conjunction can be produced with one-pot gap, can also make multi-floating bodies continuous production.Polymerization reactant is entered next by the lower part of a kettle
The top of a kettle, equipped with instrument and feed inlet and outlet etc. such as temperature, pressure on kettle.
Existing polymeric kettle is to include a kettle body, and polymerization technique is completed in kettle body, to carry out parallel test, is then needed
To carry out, devote a tremendous amount of time in batches, and the precision of experiment cannot be held completely, cause scientific research personnel in reality
During testing, it has to repeat experiment even tens of times for several times, extend experimental period, influence research and development progress, increase experimentation cost.
It can be seen that：Existing polymeric kettle is not particularly suited for optimizing using parallel test the operation of reaction condition.The problems demand solves.
Utility model content
The utility model cannot adjust polymerization parameter to solve polymeric kettle in the prior art under an aggregation test, make
Obtaining parallel test cannot be smoothed out, so that the defects of wasting a large amount of repetition times and increasing experimentation cost, there is provided a kind of parallel
Polymeric kettle.The parallel polymerization kettle of the utility model can carry out the parallel test of different condition in same batch, reduce significantly
Test period, improve experiment precision.
The utility model provides a kind of parallel polymerization kettle, and the parallel polymerization kettle includes：Autoclave body and chuck, the chuck are set
It is placed on the outer wall of the autoclave body；The parallel polymerization kettle further includes a reactor frame, and the reactor frame is located at the kettle
In vivo, it is equipped with reactor seat in the reactor frame.
One preferable technical solution of the utility model, the autoclave body include kettle cover and kettle body.
One preferable technical solution of the utility model, the shape of the inner wall of the autoclave body is any, can be same up and down
Wide cylinder, or truncated cone-shaped, the internal diameter of the truncated cone-shaped gradually decrease from top to bottom.
One preferable technical solution of the utility model, the kettle cover are equipped with gas feed and gas vent.
One preferable technical solution of the utility model, the reactor set up the bottom for being placed in the autoclave body.
One preferable technical solution of the utility model, the reactor frame is fixed on the bottom of the autoclave body, described
Fixed mode, can be this area usual manner, such as：It can be integrally formed with the autoclave body, alternatively, institute can be welded in
State the bottom of autoclave body.One preferable technical solution of the utility model, the reactor frame can also be arranged to it is movable, with
The bottom of the autoclave body is not fixed, and can be separated with the bottom of the autoclave body, i.e.,：Polymeric kettle is placed in the bottom of reaction kettle when reacting
Portion, after reaction, can remove, easy to clean.One of them preferable technical solution, the reactor frame can be direct
It is positioned over the bottom.Alternatively, one of them preferable technical solution, the reactor frame is connected with an elevating lever；The liter
Drop bar is connected with the transmission device being arranged on the kettle cover, and the transmission device controls the reactor by the elevating lever
The lifting of frame.The elevating lever is used to taking out or placing the reactor frame.The connection of the reactor frame and the elevating lever
Mode is preferably welding, riveting or bolt and nut connection.Wherein, it is furthermore preferred that the elevating lever passes through with the reactor frame
Bolt and nut connects, and the connection mode is：A vertical through hole is equipped with the reactor frame, for wearing for the elevating lever
Enter, the bolt and nut is located at the bottom of the elevating lever, the fixation for the elevating lever and the reactor frame.The liter
Drop bar length be：Ensure the reactor frame move downward contacted with the bottom it is steady after, the elevating lever can also continue
Decline certain distance, alternatively, when needing to take out reactor frame, the elevating lever rises a distance first, then drives described
Reactor rises, and the distance is preferably 1-10cm；In this way, ensureing between elevating lever and reactor frame, there is certain connection spirit
Activity, is not complete stuck contact, can improve the serious forgiveness in whole parallel polymerization kettle preparation process.
The length of the elevating lever is：1.001-1.15 times of elevating lever full-length；The full-length is the liter
Drop bar is connected required length with the reactor seat according to this area routine connection mode.
One preferable technical solution of the utility model, the reactor seat are used to place experimental facilities, such as beaker,
Flask or test tube etc..The reactor seat can be arranged to arbitrary shape, in order to ensure experimental facilities fixed, institute in reaction seat
State reaction seat to be set accordingly according to the shape of beaker, flask or test tube, as long as experimental facilities can be fixed i.e.
Can.
One preferable technical solution of the utility model, the quantity of the reactor seat are more than one, preferably 2-200
It is a, more preferably 6-100, most preferably 10-60.Diameter preferred 0.1-40cm, the more preferably 1-25cm of the reactor seat, most
It is preferred that 1-15cm.The highly preferred 5-30cm of the reactor seat, more preferably 8-20cm.
One preferable technical solution of the utility model, the size and dimension of the reactor frame do not limit particularly
It is fixed, if the progress of reaction is not influenced, and the reactor frame can be fixed on the bottom.It is in general, described
Reactor frame can be configured according to the size and dimension of the kettle body, be preferably the size of the scaled down of the kettle body
And shape.
The utility model people of the utility model has found, multiple reactor seats are contained by adding one in polymeric kettle
Reactor frame, can carry out parallel test in polymeric kettle.For example, it is carried out at the same time addition different additive or Different adding amount
Additive parallel test, or the parallel test etc. of differential responses raw material or reaction raw materials proportioning.
In further research, utility model people has found：The condition control of these parallel tests is not accurate enough, such as：
In polymerisation, since high temperature may cause the evaporation of raw material, the gas raw material of evaporation is pooled at the kettle cover of polymeric kettle, then is passed through
Condensation may may proceed to it is random return in reactor, cause the amount of raw material in reactor to have fluctuation, it is practical new on this basis
Type people is further improved again, has obtained superior technique scheme, realizes superior technique effect.
One preferable technical solution of the utility model, the parallel polymerization kettle of the utility model further include a reactor
Lid.The reactor cap is arranged at the top of the reactor frame.
One preferable technical solution of the utility model, the reactor cap are touched with the reactor bridge joint.Preferably,
The reaction kettle cover is not touched with the reactor seated connection.
The shape of the reactor cap is any, as long as can shroud residence states reactor in reactor seat.This reality
With a new preferable technical solution, the reactor cap is cone.
One preferable technical solution of the utility model, the reactor cap is interior to be equipped with diversion trench, the diversion trench
Quantity is any, is preferably more preferably 6-14 bars within 20.The diversion trench is used for the raw material of evaporation or reactant water conservancy diversion
The place not reached to reactor.
One preferable technical solution of the utility model, the bottom of the diversion trench are located at the bottom of the reactor cap
Portion.The top of the diversion trench can be located at the top of the reactor cap, or positioned at the optional position of the reactor cap,
The top of the reactor cap is preferably placed at, can so make the length long enough of diversion trench, realizes more preferable water conservancy diversion effect.
One preferable technical solution of the utility model, the reactor frame, reactor cap and the kettle cover, passes through one
Elevating lever connects.The elevating lever is used to taking out or placing the reactor frame and reactor cap.The elevating lever is with being arranged at
Transmission device connection on the kettle cover, the liter of the reactor frame and the reactor cap is controlled by the transmission device
Drop.
The parallel polymerization kettle of the utility model can carry out the parallel test of different condition in same batch, reduce significantly
Test period, while the precision tested greatly improves.
Brief description of the drawings
Fig. 1 is the structure diagram of the parallel polymerization kettle of one embodiment of the utility model；
Fig. 2 is the structure diagram of the reactor frame of one embodiment of the utility model；
Fig. 3 is the structure diagram of the reactor cap of one embodiment of the utility model；
Fig. 4 is the structure diagram of the parallel polymerization kettle of one embodiment of the utility model；
Fig. 5 is the structure diagram of the parallel polymerization kettle of one embodiment of the utility model；
Fig. 6 is the enlarged drawing of a parts of the parallel polymerization kettle of Fig. 5；
Fig. 7 is that the viscosity number for the polyamide polymerizeing in the parallel polymerization kettle of one embodiment of the utility model and Amino End Group contain
The result figure of amount；
Fig. 8 is that the viscosity number for the polyamide polymerizeing in the parallel polymerization kettle of one embodiment of the utility model and Amino End Group contain
The result figure of amount；
Fig. 9 is the viscosity number of polyamide and the result figure of terminal amino group content polymerizeing in existing polymeric kettle.
Embodiment
Embodying the exemplary embodiment of the utility model features and advantages will describe in detail in the following description.It should be understood that
Be that the utility model can have various changes in different embodiments, it does not all depart from the model of the utility model
Enclose, and the descriptions and illustrations are essentially for illustration purposes, and it is not used to limitation the utility model.
Embodiment 1
A kind of parallel polymerization kettle, as shown in Figure 1, including：Autoclave body 1, the chuck 5 being arranged on the outer wall of autoclave body 1, be arranged at
The reactor frame 6 of the bottom of autoclave body 1, and the reactor cap 7 on the top for the reactor frame 6 being arranged at；
Autoclave body 1：The inner wall of autoclave body 1 is cylinder, and autoclave body 1 includes kettle cover 2 and kettle body 3, and kettle cover 2 is equipped with gas feed 41
With gas vent 42；
Reactor frame 6：As shown in Fig. 2, including several reactor seats 62；Reactor seat 62 is used to place experimental facilities,
Such as beaker, flask or test tube etc., temp probe can also be placed, by being connected in temperature sensor, detects reaction system
Temperature, its shape can be set accordingly according to the shape of beaker, flask or test tube；In the present embodiment, reactor seat 62
A diameter of 1cm, is highly 15cm；Reactor frame 6 is fixed on the bottom of autoclave body 1；
Reactor cap 7：As shown in figure 3, being cone, diversion trench 71 is equipped with reactor cap 7, diversion trench 71 is used to steam
The raw material or reactant of hair are guided to the place that reactor does not reach；The bottom of diversion trench 71 is located at the bottom of reactor cap 7；
The top of diversion trench 71 is located at the conical top of reactor cap 7, and sufficiently long diversion trench 71 can realize more preferable water conservancy diversion
Effect；Reactor cap 7 is contacted with reactor frame 6 but not contacted with reactor seat 62.
The parallel polymerization kettle of the utility model, can carry out parallel test.For example, be carried out at the same time addition different additive or
The additive of person's Different adding amount, or be carried out at the same time experiment etc. of differential responses raw material or reaction raw materials proportioning, and can be with
External interference factor is greatly excluded, the test period is greatly reduced, the precision of experiment greatly improves.
Embodiment 2
A kind of parallel polymerization kettle, as shown in figure 4, including：Autoclave body 1, the chuck 5 being arranged on the outer wall of autoclave body 1 and setting
Reactor frame 6 in the bottom of autoclave body 1；
Autoclave body 1：The inner wall of autoclave body 1 is cylinder, and autoclave body 1 includes kettle cover 2 and kettle body 3, and kettle cover 2 is equipped with gas feed 41
With gas vent 42；
Reactor frame 6：As shown in Fig. 2, reactor frame 6 includes 27 reactor seats 62；Reactor seat 62 is used to place reality
Equipment, such as beaker, flask or test tube etc. are tested, its shape can be set accordingly according to the shape of beaker, flask or test tube
Put；In the present embodiment, a diameter of 1cm of reactor seat 62, is highly 15cm；
Reactor frame 6 be arranged to it is movable, i.e.,：Reactor frame 6 is placed in the bottom of reaction kettle, reaction knot when polymeric kettle reacts
Shu Hou, can remove, easy to clean.Reactor frame 6 is connected with an elevating lever 8, and elevating lever 8 is with being arranged on the kettle cover 2
Transmission device connects, and transmission device controls the lifting of reactor frame 6 by elevating lever 8, for taking-up or placing response device frame 6.
The parallel polymerization kettle of the utility model, can carry out parallel test.For example, be carried out at the same time addition different additive or
The additive of person's Different adding amount, or be carried out at the same time the experiment of differential responses raw material or reaction raw materials proportioning etc., reduce significantly
Test period, the precision of experiment greatly improve.
Using the parallel polymerization kettle of the present embodiment, the parallel test of polymerizing polyamide is carried out, test method is as follows：Take
Pentanediamine 20.38g, adipic acid 29.20g and pure water 49.68g, configure 50% polyamide salt aqueous solution, are measured at 30 DEG C
Its pH value is 8.62.Take 4g polyamide salt solutions to be put into 15cm teat glasses respectively, be put into the reaction of above-mentioned parallel polymerization kettle
In device frame, temperature 275, polymerize under the conditions of vacuum -0.7atm, obtains polyamide 56 inside.
According to the method for SOP, the viscosity number and terminal amino group content of the polyamide 56 detected, are calculated the variance of viscosity number
For：12.9, the variance of terminal amino group content is：12.42.
The results are shown in Figure 7 for viscosity number and terminal amino group content.
Embodiment 3
A kind of parallel polymerization kettle, as shown in figure 5, including：Autoclave body 1, the chuck 5 being arranged on the outer wall of autoclave body 1, be arranged at
The reactor frame 6 of the bottom of autoclave body 1, and the reactor cap 7 on the top for the reactor frame 6 being arranged at；
Autoclave body 1：The inner wall of autoclave body 1 is cylinder, and autoclave body 1 includes kettle cover 2 and kettle body 3, and kettle cover 2 is equipped with gas feed 41
With gas vent 42；
Reactor frame 6：As shown in Fig. 2, reactor frame 6 includes 27 reactor seats 62；Reactor seat 62 is used to place reality
Equipment, such as beaker, flask or test tube etc. are tested, its shape can be set accordingly according to the shape of beaker, flask or test tube
Put；In the present embodiment, a diameter of 1cm of reactor seat 62, is highly 15cm；
Reactor cap 7：As shown in figure 3, being cone, 12 diversion trenches 71 are equipped with reactor cap 7, diversion trench 71 is used for
The raw material of evaporation or reactant are guided to the place that reactor do not reach；The bottom of diversion trench 71 is located at reactor cap 7
Bottom；The top of diversion trench 71 is located at the conical top of reactor cap 7, and sufficiently long diversion trench 71 can be realized preferably
Water conservancy diversion effect；Reactor cap 7 is contacted with reactor frame 6 but not contacted with reactor seat 62.
Reactor frame 6 and reactor cap 7 be arranged to it is movable, i.e.,：When polymeric kettle reacts, reactor frame 6 is placed in reaction kettle
Bottom, reactor cap 7 be arranged at reaction pallet 6 top, contact but do not contacted with reactor seat 62 with reactor frame 6；Instead
After answering, reactor frame 6 and reactor cap 7 can be removed.Reactor frame 6 and reactor cap 7 are connected with elevating lever 8；Rise
Drop bar 8 is connected with the transmission device being arranged on kettle cover 2, and transmission device controls reactor frame 6 and reactor cap by elevating lever 8
7 lifting, for taking-up or placing response device frame 6 and reactor cap 7；
Reactor frame 6 is connected with elevating lever 8 by bolt and nut, and connection mode is：It is vertical that one is equipped with reactor frame 6
Through hole, for penetrating for elevating lever 8, bolt and nut is located at the bottom of elevating lever 8, for consolidating for elevating lever 8 and reactor frame 6
It is fixed, as shown in fig. 6, Fig. 6 is the enlarged drawing of a parts of Fig. 5：The length of elevating lever is：Guarantee reactor frame 6 moves downward and kettle
After bottom contact is steady, elevating lever 8 can also continue to decline certain distance (distance herein is indicated by an arrow in figure 6), alternatively, working as
When needing to take out reactor frame 6, elevating lever 8 rises a distance (distance herein is indicated by an arrow in figure 6), then band first
Dynamic reactor frame 6 rises, and 8 length of elevating lever is：1.05 times of elevating lever full-length；Full-length is elevating lever and reactor
Seat connects required length according to conventional connection mode；In this way, ensureing between elevating lever and reactor frame, there is certain connection
Flexibility, is not complete stuck contact, can improve the serious forgiveness in whole parallel polymerization kettle preparation process；
8 length of elevating lever is：1.05 times of elevating lever full-length；Full-length is for elevating lever with reactor seat according to normal
Advise connection mode and connect required length.
The parallel polymerization kettle of the utility model, can carry out parallel test.For example, be carried out at the same time addition different additive or
The additive of person's Different adding amount, or be carried out at the same time experiment etc. of differential responses raw material or reaction raw materials proportioning, and can be with
External interference factor is greatly excluded, the test period is greatly reduced, the precision of experiment greatly improves.
Using the parallel polymerization kettle of the present embodiment, the parallel test of polymerizing polyamide is carried out, test method is as follows：Take
Pentanediamine 20.38g, adipic acid 29.20g and pure water 49.68g, configure 50% polyamide salt aqueous solution, are measured at 30 DEG C
Its pH value is 8.62.Take 4g polyamide salt solutions to be put into 15cm teat glasses respectively, be put into the reaction of above-mentioned parallel polymerization kettle
In device frame, temperature 275, polymerize under the conditions of vacuum -0.7atm, obtains polyamide 56 inside.
According to the method for SOP, the viscosity number and terminal amino group content of the polyamide 56 detected, are calculated the variance of viscosity number
For：11.69, the variance of terminal amino group content is：9.11.
The results are shown in Figure 8 for viscosity number and terminal amino group content.
Comparative example 1
A kind of polymeric kettle, including the autoclave body with inlet port and outlet port, the chuck for being arranged on autoclave body periphery, blender,
The components such as axle envelope, transmission device, in the polymeric kettle, carry out the experiment with the polymerizing polyamide of embodiment same polymeric condition,
Carry out 16 times altogether, and according to the method for SOP, the viscosity number and terminal amino group content of the polyamide 56 detected, are calculated viscosity number
Variance be：27.45, the variance of terminal amino group content is：37.99.
The results are shown in Figure 9 for viscosity number and terminal amino group content.
Claims (16)
1. a kind of parallel polymerization kettle, the parallel polymerization kettle includes：Autoclave body (1) and chuck (5), the chuck (5) are arranged at institute
On the outer wall for stating autoclave body (1), it is characterised in that：The parallel polymerization kettle further includes a reactor frame (6) and a reactor cap
(7), the reactor frame (6) is located in the autoclave body (1), and reactor seat (62) is equipped with the reactor frame (6)；It is described anti-
Device lid (7) is answered to be arranged at the top of the reactor frame (6)；Diversion trench (71) is equipped with the reactor cap (7).
2. parallel polymerization kettle as claimed in claim 1, it is characterised in that：The autoclave body (1) includes kettle cover (2) and kettle body (3)；
And/or the kettle cover (2) is equipped with gas feed (41) and gas vent (42).
3. parallel polymerization kettle as claimed in claim 1, it is characterised in that：The reactor frame (6) is arranged at the autoclave body (1)
Bottom.
4. parallel polymerization kettle as claimed in claim 3, it is characterised in that：The reactor frame (6) is fixed on the autoclave body (1)
Bottom.
5. parallel polymerization kettle as claimed in claim 3, it is characterised in that：The reactor frame (6) and the autoclave body (1) one
Shaping, or, the reactor frame (6) are welded in the bottom of the autoclave body (1).
6. parallel polymerization kettle as claimed in claim 3, it is characterised in that：The reactor frame (6) is not solid with the autoclave body (1)
It is fixed.
7. parallel polymerization kettle as claimed in claim 2, it is characterised in that：The reactor frame (6) connects with an elevating lever (8)
Connect；The elevating lever (8) is connected with the transmission device being arranged on the kettle cover (2), and the transmission device passes through the lifting
Bar (8) controls the lifting of the reactor frame (6).
8. such as claim 1-7 any one of them parallel polymerization kettles, it is characterised in that：The quantity of the reactor seat (62) is
More than one.
9. parallel polymerization kettle as claimed in claim 8, it is characterised in that：The quantity of the reactor seat (62) is 2-200.
10. parallel polymerization kettle as claimed in claim 9, it is characterised in that：The quantity of the reactor seat (62) is 6-100
It is a.
11. parallel polymerization kettle as claimed in claim 8, it is characterised in that：The quantity of the reactor seat (62) is 10-60
It is a.
12. parallel polymerization kettle as claimed in claim 2, it is characterised in that：The reactor cap (7) connects with reactor frame (6)
Touch；The kettle cover (2) does not contact with the reactor seat (62).
13. parallel polymerization kettle as claimed in claim 1, it is characterised in that：The reactor cap (7) is cone.
14. parallel polymerization kettle as claimed in claim 1, it is characterised in that：The quantity of the diversion trench (71) is within 20.
15. parallel polymerization kettle as claimed in claim 14, it is characterised in that：The quantity of the diversion trench (71) is 6-14 bars.
16. such as the parallel polymerization kettle any one of claim 2,7 or 12, it is characterised in that：The reactor frame (6),
Reactor cap (7) and the kettle cover (2), are connected by an elevating lever (8)；The elevating lever (8) is with being arranged at the kettle cover (2)
On transmission device connection, pass through the lifting that the transmission device controls the reactor frame (6) and the reactor cap (7).
Priority Applications (1)
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|---|---|---|---|
| CN201720041382.1U CN207357125U (en) | 2017-01-13 | 2017-01-13 | A kind of parallel polymerization kettle |
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| CN201720041382.1U CN207357125U (en) | 2017-01-13 | 2017-01-13 | A kind of parallel polymerization kettle |
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ID=62424238
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106732233A (en) * | 2017-01-13 | 2017-05-31 | 上海凯赛生物技术研发中心有限公司 | A kind of parallel polymerization kettle |
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2017
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106732233A (en) * | 2017-01-13 | 2017-05-31 | 上海凯赛生物技术研发中心有限公司 | A kind of parallel polymerization kettle |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181227 Address after: Fourth Floor, Building 5, No. 1690 Cailun Road, Zhangjiang High-tech Park, Pudong New Area, Shanghai Co-patentee after: Cathay Industrial Biotech Co., Ltd. Patentee after: Shanghai Cathay Biotechnology Research and Development Center Co., Ltd. Co-patentee after: Victory (Wusu) biological materials Co., Ltd. Address before: 201203 No.5 Building, Cailun Road, Zhangjiang High-tech Park, Pudong New Area, Shanghai Co-patentee before: Cathay Industrial Biotech Co., Ltd. Patentee before: Shanghai Cathay Biotechnology Research and Development Center Co., Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190529 Address after: 201203 Shanghai Pudong New Area Zhangjiang hi tech park, Cai Lun Road, No. 5, 5 building, 4 floor. Co-patentee after: CIBT American Company Patentee after: Shanghai Cathay Biotechnology Research and Development Center Co., Ltd. Co-patentee after: Victory (Wusu) biological materials Co., Ltd. Address before: 201203 Shanghai Pudong New Area Zhangjiang hi tech park, Cai Lun Road, No. 5, 5 building, 4 floor. Co-patentee before: Cathay Industrial Biotech Co., Ltd. Patentee before: Shanghai Cathay Biotechnology Research and Development Center Co., Ltd. Co-patentee before: Victory (Wusu) biological materials Co., Ltd. |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 201203 floor 4, building 5, No. 1690, Cailun Road, Shanghai pilot Free Trade Zone Co-patentee after: CIBT American Company Patentee after: Shanghai Kaisai Biotechnology Co., Ltd. Co-patentee after: Kaisai (Wusu) Biomaterials Co., Ltd. Address before: 201203 Shanghai Zhangjiang High Tech Park of Pudong New Area Cailun Road No. 1690 Building 5 Floor 4 Co-patentee before: CIBT American Company Patentee before: Shanghai Cathay Biotechnology Research and Development Center Co., Ltd. Co-patentee before: Kaisai (Wusu) Biomaterials Co., Ltd. |