JP2021528288A - エラストマー組成物を生成するための混合プロセス及びシステム - Google Patents
エラストマー組成物を生成するための混合プロセス及びシステム Download PDFInfo
- Publication number
- JP2021528288A JP2021528288A JP2020571704A JP2020571704A JP2021528288A JP 2021528288 A JP2021528288 A JP 2021528288A JP 2020571704 A JP2020571704 A JP 2020571704A JP 2020571704 A JP2020571704 A JP 2020571704A JP 2021528288 A JP2021528288 A JP 2021528288A
- Authority
- JP
- Japan
- Prior art keywords
- mixture
- emulsion
- zone
- mixing
- facility
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000203 mixture Substances 0.000 title claims abstract description 147
- 238000002156 mixing Methods 0.000 title claims abstract description 85
- 238000000034 method Methods 0.000 title claims abstract description 54
- 230000008569 process Effects 0.000 title claims abstract description 49
- 239000000839 emulsion Substances 0.000 claims abstract description 60
- 229920001971 elastomer Polymers 0.000 claims abstract description 50
- 239000000806 elastomer Substances 0.000 claims abstract description 38
- 238000011049 filling Methods 0.000 claims abstract description 30
- 239000007788 liquid Substances 0.000 claims abstract description 28
- 239000000945 filler Substances 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 claims abstract description 18
- 238000003860 storage Methods 0.000 claims abstract description 7
- 239000007791 liquid phase Substances 0.000 claims abstract description 6
- 239000007790 solid phase Substances 0.000 claims abstract description 3
- 238000007599 discharging Methods 0.000 claims abstract 3
- 239000000654 additive Substances 0.000 claims description 33
- 238000001035 drying Methods 0.000 claims description 30
- 238000001816 cooling Methods 0.000 claims description 26
- 230000000996 additive effect Effects 0.000 claims description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 238000004898 kneading Methods 0.000 claims description 16
- 239000003795 chemical substances by application Substances 0.000 claims description 14
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 7
- 239000006185 dispersion Substances 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 7
- 238000012856 packing Methods 0.000 claims description 5
- 229910000077 silane Inorganic materials 0.000 claims description 5
- 238000004073 vulcanization Methods 0.000 claims description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 3
- 229910052717 sulfur Inorganic materials 0.000 claims description 3
- 239000011593 sulfur Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 abstract description 2
- 239000004594 Masterbatch (MB) Substances 0.000 description 20
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 17
- 239000002131 composite material Substances 0.000 description 12
- 239000000047 product Substances 0.000 description 9
- 239000004816 latex Substances 0.000 description 8
- 229920000126 latex Polymers 0.000 description 8
- 239000000843 powder Substances 0.000 description 8
- 239000000377 silicon dioxide Substances 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 7
- 230000032258 transport Effects 0.000 description 7
- 238000011282 treatment Methods 0.000 description 6
- 238000012544 monitoring process Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000013536 elastomeric material Substances 0.000 description 4
- 239000008188 pellet Substances 0.000 description 4
- 239000004014 plasticizer Substances 0.000 description 4
- 244000043261 Hevea brasiliensis Species 0.000 description 3
- 238000007792 addition Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 229920003052 natural elastomer Polymers 0.000 description 3
- 229920001194 natural rubber Polymers 0.000 description 3
- 230000002572 peristaltic effect Effects 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 239000011265 semifinished product Substances 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- -1 etc.) Polymers 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 239000005995 Aluminium silicate Substances 0.000 description 1
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- LZZYPRNAOMGNLH-UHFFFAOYSA-M Cetrimonium bromide Chemical compound [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C LZZYPRNAOMGNLH-UHFFFAOYSA-M 0.000 description 1
- 229920002522 Wood fibre Polymers 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 230000001687 destabilization Effects 0.000 description 1
- 238000007720 emulsion polymerization reaction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000003223 protective agent Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 239000002025 wood fiber Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7476—Systems, i.e. flow charts or diagrams; Plants
- B29B7/7485—Systems, i.e. flow charts or diagrams; Plants with consecutive mixers, e.g. with premixing some of the components
- B29B7/749—Systems, i.e. flow charts or diagrams; Plants with consecutive mixers, e.g. with premixing some of the components with stirring means for the individual components before they are mixed together
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/005—Processes for mixing polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
- B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
- B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
- B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/58—Component parts, details or accessories; Auxiliary operations
- B29B7/60—Component parts, details or accessories; Auxiliary operations for feeding, e.g. end guides for the incoming material
- B29B7/603—Component parts, details or accessories; Auxiliary operations for feeding, e.g. end guides for the incoming material in measured doses, e.g. proportioning of several materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/58—Component parts, details or accessories; Auxiliary operations
- B29B7/72—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7476—Systems, i.e. flow charts or diagrams; Plants
- B29B7/748—Plants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7476—Systems, i.e. flow charts or diagrams; Plants
- B29B7/7495—Systems, i.e. flow charts or diagrams; Plants for mixing rubber
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/80—Component parts, details or accessories; Auxiliary operations
- B29B7/82—Heating or cooling
- B29B7/823—Temperature control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/80—Component parts, details or accessories; Auxiliary operations
- B29B7/82—Heating or cooling
- B29B7/826—Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/80—Component parts, details or accessories; Auxiliary operations
- B29B7/84—Venting or degassing ; Removing liquids, e.g. by evaporating components
- B29B7/842—Removing liquids in liquid form
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/80—Component parts, details or accessories; Auxiliary operations
- B29B7/88—Adding charges, i.e. additives
- B29B7/94—Liquid charges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/285—Feeding the extrusion material to the extruder
- B29C48/286—Raw material dosing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/285—Feeding the extrusion material to the extruder
- B29C48/288—Feeding the extrusion material to the extruder in solid form, e.g. powder or granules
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/285—Feeding the extrusion material to the extruder
- B29C48/29—Feeding the extrusion material to the extruder in liquid form
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/285—Feeding the extrusion material to the extruder
- B29C48/297—Feeding the extrusion material to the extruder at several locations, e.g. using several hoppers or using a separate additive feeding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
- B29C48/405—Intermeshing co-rotating screws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
- B29C48/802—Heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
- B29C48/83—Heating or cooling the cylinders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
- B29C48/83—Heating or cooling the cylinders
- B29C48/832—Heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
- B29C48/872—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone characterised by differential heating or cooling
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/205—Compounding polymers with additives, e.g. colouring in the presence of a continuous liquid phase
- C08J3/21—Compounding polymers with additives, e.g. colouring in the presence of a continuous liquid phase the polymer being premixed with a liquid phase
- C08J3/212—Compounding polymers with additives, e.g. colouring in the presence of a continuous liquid phase the polymer being premixed with a liquid phase and solid additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2007/00—Use of natural rubber as moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/0005—Condition, form or state of moulded material or of the material to be shaped containing compounding ingredients
- B29K2105/0047—Agents changing thermal characteristics
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2307/00—Characterised by the use of natural rubber
Abstract
【選択図】図1
Description
エマルション貯蔵設備のエマルジョンリザーバ内に液相で貯蔵されたエマルジョンを提供するステップと、
充填物投与システムの排出ホッパー内の固相で貯蔵された充填物材料を提供するステップと、
混合物がエマルジョン及び充填物材料から調製されたかつ混合物がエラストマー組成物として排出される出口範囲を有する予め定められた生成ゾーンを有する対応するバレルに配置された押出機を含む混合設備を提供するステップと、
エマルジョンリザーバから所定量のエマルジョン及び排出ホッパーから所定量の充填物を直接、混合設備の供給ゾーンに供給するステップと、
各生成ゾーンにおける混合物の滞留時間が後続の生成ゾーンへの混合物の輸送前に制御されるように、供給ゾーンから出口範囲に向かって混合物を搬送するステップと、
混合設備からエラストマー組成物を排出するステップと、を含む。
エマルジョン及び充填物が押出機に直接供給される供給ゾーンと、
押出機がエマルション中の充填物粒子の微細分散を実現する、供給ゾーンの下流に定められた混練ゾーンと、
押出機が制御可能に混合物から残留水を除去する、混練ゾーンの下流に定められた乾燥ゾーンと、
混合設備の乾燥ゾーン及び出口範囲の中間に定められ、これに沿って押出機が混合物を出口範囲に向かって押し進め、混合物が排出される出口範囲と同一の広がりを有する終了範囲を有する混合ゾーンと、を含む。
エラストマー組成物を少なくとも1つのゴムシートに形成するステップ、
1又は2以上のパレットの上に少なくとも1つのゴムシートを積み重ねるステップ、
のうちの少なくとも1つのステップを含む。
(*)シリカは、160m2/gの比表面CTABを表し、ZEOSIL(登録商標)1165 MPであり、Solvayから市販されている。
(**)Si 69(登録商標)で市販されている。
・エマルジョンリザーバ12aは、19.7kg/h(位置C0)の速度で混合設備20に濃縮ラテックスを供給する。
・排出ホッパー18aは、8.5kg/h(位置C0)の速度で混合設備20に高分散性シリカを供給する。
・押出機22は、350rpm(位置C0〜C14)の速度を実現する。
・蒸気抽出器26は、8kg/h(位置C8)の蒸気排出速度を実現する。
・選択されたレシピに関して、各添加剤及び加硫剤の投与量は以下の通り調整される。
・添加剤ドーザー28によって導入された抗酸化剤6PPDの最大デビット:0.2kg/h(位置C10)
・添加剤28によって導入されたシラン(Si69)の最大デビット:1.7kg/h(位置C10)
・予測されたレオロジー特性を有する混合物を生成する必要な化学反応を実現するために、以下の混合物温度は、供給ゾーン24a、混練ゾーン24b、乾燥ゾーン24c及び混合ゾーン24dの各々で実現される。
Claims (18)
- 選択されたエラストマー組成物レシピに応じてエラストマー組成物を生成するための液体混合プロセスであって、前記プロセスは、
エマルション貯蔵設備(12)のエマルジョンリザーバ(12a)内に液相で貯蔵されたエマルジョンを提供するステップと、
充填物投与システム(18)の排出ホッパー(18a)内に固相で貯蔵された充填物材料を提供するステップと、
混合物が前記エマルジョン及び前記充填物材料から調製されかつ前記混合物が前記エラストマー組成物として排出される出口範囲(20a)を有する複数の予め定められた生成ゾーン(24a、24b、24c、24d)を有する対応するバレル(24)内に配置された押出機(22)を含む混合設備(20)を提供するステップと、
前記エマルジョンリザーバから所定量の前記エマルジョン及び前記排出ホッパーから所定量の前記充填物を直接、前記混合設備(20)の供給ゾーン(24a)に供給するステップと、
前記生成ゾーンの各々における前記混合物の滞留時間が後続の生成ゾーンへの前記混合物の輸送前に制御されるように、前記供給ゾーン(24a)から前記出口範囲(20a)に向かって前記混合物を搬送するステップと、
前記混合設備(20)から前記エラストマー組成物を排出するステップと、を含む、
ことを特徴とするプロセス。 - 前記生成ゾーンは、
前記エマルジョン及び前記充填物が前記押出機(22)に直接供給される前記供給ゾーン(24a)と、
前記押出機(22)が前記エマルション中の充填物粒子の微細分散を実現する、前記供給ゾーン(24a)の下流に定められた混練ゾーン(24b)と、
前記押出機(22)が制御可能に前記混合物から残留水を除去する、前記混練ゾーン(24b)の下流に定められた乾燥ゾーン(24c)と、
前記混合設備(20)の前記乾燥ゾーン(24c)及び前記出口範囲(20a)の中間に定められ、これに沿って前記押出機(22)が前記混合物を前記出口範囲に向かって押し進め、前記混合物が排出される前記出口範囲と同一の広がりを有する終了範囲を有する混合ゾーン(24d)とを含む、
請求項1に記載のプロセス。 - 前記生成ゾーンは、前記混合設備(20)の前記乾燥ゾーン(24d)及び前記出口範囲(20a)の中間に定められ、これに沿って前記混合物の温度を、前記混合設備(20)から排出された状態で目標温度まで低下させる冷却ゾーン(24e)をさらに含む、
請求項2に記載のプロセス。 - 所定速度で前記混合物から残留水を排出するステップをさらに含み、前記ステップは、前記乾燥ゾーン(24c)の終了範囲で達成される、
請求項2又は請求項3に記載のプロセス。 - 前記残留水を排出するステップは、前記乾燥ゾーン(24c)の前記終了範囲に配置された蒸気抽出器(26)によって達成される、
請求項4に記載のプロセス。 - 前記1又は2以上の添加剤を導入するために前記混合物が所定の目標温度に達する前記混合ゾーン(24d)の添加剤投与位置に配置された添加剤ドーザー(28)によって、前記混合ゾーン(24d)の中に1又は2以上の添加剤(28a)を導入するステップをさらの含む、
請求項2〜5のいずれか1項に記載のプロセス。 - 前記1又は2以上の添加剤はシランを含む、
請求項6に記載のプロセス。 - 前記混合設備(20)からの排出後、前記混合物を冷却設備(34)で冷却するステップをさらに含む、
請求項1〜7のいずれか1項に記載のプロセス。 - 前記混合物を前記冷却設備(34)で冷却する前記ステップの後で、前記冷却設備(34)の下流に配置された乾燥設備(36)で前記エラストマー組成物の水分含量を減少させるステップをさらに含む、
請求項8に記載のプロセス。 - 前記乾燥設備(36)で前記エラストマー組成物の水分含量を減少させる前記ステップの後で、前記乾燥設備(36)の下流に配置された可塑化設備(50)で前記エラストマー材料の粘度を調整するステップをさらに含む、
請求項9に記載のプロセス。 - 前記混合設備からの排出後に前記混合物を冷却するステップの後で、1又は2以上のベール(40)の中に前記エラストマー組成物を搬送するステップをさらに含む、
請求項10に記載のプロセス。 - 前記加硫剤を導入するために前記混合物が所定の目標温度に達する前記添加剤ドーサー(28)の下流の前記混合ゾーンの加硫投与位置に配置された加硫剤ドーザー(42)によって、前記混合ゾーン(24d)の中に1又は2以上の加硫剤(42a)を導入するステップをさらに含む、
請求項2〜10のいずれか1項に記載のプロセス。 - 前記1又は2以上の加硫剤は硫黄を含む、
請求項12に記載のプロセス。 - 前記エラストマー組成物を少なくとも1つのゴムシート(R)に形成するステップ、
1又は2以上のパレット(P)の上に前記少なくとも1つのゴムシート(R)を積み重ねるステップ、のうちの少なくとも1つをさらに含む、
請求項12又は13に記載のプロセス。 - 前記押出機(22)は共回転二軸押出機を含む、
請求項1〜14のいずれか1項に記載のプロセス。 - 前記エマルジョンリザーバ(12a)からの所定量の前記エマルジョン及び前記排出ホッパー(18a)からの所定量の前記充填物を供給する前記ステップは、前記所定量の前記エマルジョン及び前記所定量の前記充填物を前記混合設備(20)の前記供給ゾーン(24a)に同時に供給するステップを含む、
請求項1〜15のいずれか1項に記載のプロセス。 - 前記エマルジョンリザーバ(12a)からの所定量の前記エマルジョン及び前記排出ホッパー(18a)からの所定量の前記充填物を供給する前記ステップは、前記所定量の前記エマルジョンを導入する前に前記所定量の前記充填物を前記供給ゾーン(24a)の中に導入するステップを含む、
請求項1〜15のいずれか1項に記載のプロセス。 - 請求項1〜17のいずれかの液体混合プロセスによるエラストマー組成物の生成のためのシステム(10)。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1855936 | 2018-06-29 | ||
FR1855936 | 2018-06-29 | ||
PCT/EP2019/059399 WO2020001823A1 (en) | 2018-06-29 | 2019-04-12 | Mixing process and system for producing an elastomeric composition |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2021528288A true JP2021528288A (ja) | 2021-10-21 |
Family
ID=63834166
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020571704A Pending JP2021528288A (ja) | 2018-06-29 | 2019-04-12 | エラストマー組成物を生成するための混合プロセス及びシステム |
Country Status (5)
Country | Link |
---|---|
US (1) | US20210122885A1 (ja) |
EP (1) | EP3814080B1 (ja) |
JP (1) | JP2021528288A (ja) |
CN (1) | CN112351871A (ja) |
WO (1) | WO2020001823A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114174399B (zh) | 2019-06-05 | 2023-11-07 | 超越莲花有限责任公司 | 轮胎胎面 |
ES2965335A2 (es) | 2021-07-20 | 2024-04-12 | Beyond Lotus Llc | Compuestos elastoméricos almacenados |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58183235A (ja) * | 1982-04-22 | 1983-10-26 | Denki Kagaku Kogyo Kk | ゴムカ−ボンマスタ−バツチの製造方法 |
JP2004099625A (ja) * | 2001-07-27 | 2004-04-02 | Bridgestone Corp | 天然ゴムマスターバッチ及びその製造方法 |
JP2005511340A (ja) * | 2001-09-14 | 2005-04-28 | ビユーラア アクチエンゲゼルシヤフト | ゴム製造用のエラストマー混合物 |
JP2012210822A (ja) * | 1999-04-16 | 2012-11-01 | Cabot Corp | 新規なエラストマー複合材料及びそのための装置及び方法 |
JP2016098332A (ja) * | 2014-11-21 | 2016-05-30 | 東洋ゴム工業株式会社 | ゴムウエットマスターバッチおよびゴムウエットマスターバッチを含有するゴム組成物 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5139610B2 (ja) | 1973-08-30 | 1976-10-28 | ||
US4290986A (en) * | 1978-08-03 | 1981-09-22 | Owens-Illinois, Inc. | Method for controlling a plastic extruder |
US4721589A (en) * | 1983-09-22 | 1988-01-26 | Harrel, Inc. | Extruder viscosity control system and method |
US5232960A (en) * | 1987-09-25 | 1993-08-03 | Ciba-Geigy Corporation | Process and plant for manufacturing heat-hardenable meltable mixtures such as reactive hot melt adhesives |
DE4039943A1 (de) * | 1990-12-14 | 1992-06-17 | Berstorff Gmbh Masch Hermann | Verfahren und vorrichtung zur einstufigen, kontinuierlichen herstellung einer kautschaukgrund- und fertigmischung fuer fahrzeugreifen, antriebsriemen, transportbaender sowie fuer technische gummiartikel in nur einer mischvorrichtung |
US5711904A (en) * | 1995-09-05 | 1998-01-27 | The Goodyear Tire & Rubber Company | Continuous mixing of silica loaded elastomeric compounds |
TW360585B (en) | 1996-04-01 | 1999-06-11 | Cabot Corp | Elastomeric compositions and methods and apparatus for producing same |
US6075084A (en) | 1996-04-01 | 2000-06-13 | Cabot Corporation | Elastomer composite blends and methods - II |
US6388001B1 (en) * | 1999-12-21 | 2002-05-14 | General Electric Company | Compounding filled silicone compositions |
DE10059525A1 (de) * | 2000-11-30 | 2002-06-06 | Dieffenbacher Gmbh Maschf | Verfahren und Anlage zur Herstellung von faserverstärkten Kunststoffmassen |
US20020198302A1 (en) * | 2001-06-11 | 2002-12-26 | Rouse Michael W. | Method and apparatus for introducing colorant or the like to resinous materials |
RU2290303C2 (ru) * | 2002-07-11 | 2006-12-27 | Пирелли Пнеуматичи С.П.А. | Способ и устройство для непрерывного получения эластомерной композиции |
JP4297664B2 (ja) * | 2002-08-21 | 2009-07-15 | フジカーボン株式会社 | バイオマス物質の液化物の製造装置及び製造方法 |
PL231315B1 (pl) * | 2010-09-15 | 2019-02-28 | Cabot Corp | Kompozyt elastomerowy i sposób wytwarzania kompozytu elastomerowego |
US8894398B2 (en) * | 2012-07-20 | 2014-11-25 | Apex Business Holdings, L.P. | Modular plastics extrusion apparatus |
DE102013100182A1 (de) * | 2012-09-28 | 2014-06-05 | List Holding Ag | Verfahren zur Durchführung von mechanischen, chemischen und/oder thermischen Prozessen |
DE102016002143A1 (de) * | 2016-02-25 | 2017-08-31 | Entex Rust & Mitschke Gmbh | Füllteilmodul in Planetwalzenextruderbauweise |
DE102016010082A1 (de) * | 2016-07-22 | 2018-01-25 | Entex Rust & Mitschke Gmbh | Verarbeitung von Polyvinylchloriden |
-
2019
- 2019-04-12 US US17/256,251 patent/US20210122885A1/en active Pending
- 2019-04-12 EP EP19716188.8A patent/EP3814080B1/en active Active
- 2019-04-12 CN CN201980043062.1A patent/CN112351871A/zh active Pending
- 2019-04-12 WO PCT/EP2019/059399 patent/WO2020001823A1/en active Application Filing
- 2019-04-12 JP JP2020571704A patent/JP2021528288A/ja active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58183235A (ja) * | 1982-04-22 | 1983-10-26 | Denki Kagaku Kogyo Kk | ゴムカ−ボンマスタ−バツチの製造方法 |
JP2012210822A (ja) * | 1999-04-16 | 2012-11-01 | Cabot Corp | 新規なエラストマー複合材料及びそのための装置及び方法 |
JP2004099625A (ja) * | 2001-07-27 | 2004-04-02 | Bridgestone Corp | 天然ゴムマスターバッチ及びその製造方法 |
JP2005511340A (ja) * | 2001-09-14 | 2005-04-28 | ビユーラア アクチエンゲゼルシヤフト | ゴム製造用のエラストマー混合物 |
JP2016098332A (ja) * | 2014-11-21 | 2016-05-30 | 東洋ゴム工業株式会社 | ゴムウエットマスターバッチおよびゴムウエットマスターバッチを含有するゴム組成物 |
Also Published As
Publication number | Publication date |
---|---|
US20210122885A1 (en) | 2021-04-29 |
WO2020001823A1 (en) | 2020-01-02 |
EP3814080B1 (en) | 2022-08-10 |
EP3814080A1 (en) | 2021-05-05 |
CN112351871A (zh) | 2021-02-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108349112B (zh) | 弹性体配混物的制备方法 | |
RU2290303C2 (ru) | Способ и устройство для непрерывного получения эластомерной композиции | |
US2519014A (en) | Compounding and molding machine | |
US5302635A (en) | Method and arrangement for the single-stage continuous production of a rubber base compound and a rubber end compound | |
CN108290315B (zh) | 弹性体配混物的制备方法和轮胎的制备方法 | |
EP3630436B1 (en) | Continuous liquid mixing for producing composites destined for use in elastomeric products | |
RU2685310C1 (ru) | Способы получения эластомерного композита, армированного диоксидом кремния, и продукты, содержащие эластомерный композит | |
CN108026288B (zh) | 用于生产液相的橡胶混合物的方法和设备 | |
JP2021528288A (ja) | エラストマー組成物を生成するための混合プロセス及びシステム | |
EP1425145A1 (de) | Elastomermischungen für die gummiherstellung | |
CN105599224A (zh) | 一种pp塑料注塑机 | |
CN103596743A (zh) | 用于生产轮胎的方法和设备 | |
KR20040068940A (ko) | 엘라스토머 조성물을 연속적으로 생산하기 위한 방법 및장치 | |
CN108247888A (zh) | 改性热塑性聚氨酯弹性体生产系统 | |
WO2016108097A1 (en) | Process for producing tyres | |
EP2915652A1 (en) | Method and apparatus for producing masterbatch pellets from waste toner | |
EP1432560B1 (de) | Kontinuierliche herstellung von elastomermischungen für die gummiherstellung | |
EP2915837B1 (en) | Method and apparatus for producing masterbatch from waste toner powders | |
CN110815618A (zh) | 一种轮胎硫化胶囊的制备方法 | |
CN219276317U (zh) | 一种橡胶制品生产用填料吸附装置 | |
EP3566843A1 (en) | Process and device for preparing polymer pellets having differing compositions | |
CN115461203A (zh) | 包括密闭式混合器的用于橡胶混合物的生产线及相关方法 | |
CN106738417A (zh) | 一种高聚合物预混装置 | |
CS277210B6 (cs) | Zařízení pro plynulé a regulovatelné dávkování lepivých a/nebo obtížně sypatelných směsí do vytlačovacího stroje |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20220324 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20230206 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20230208 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20230508 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20230710 |
|
A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20230921 |