FR2675147A1 - Procede de fabrication de polyurethane expanse. - Google Patents
Procede de fabrication de polyurethane expanse. Download PDFInfo
- Publication number
- FR2675147A1 FR2675147A1 FR9203291A FR9203291A FR2675147A1 FR 2675147 A1 FR2675147 A1 FR 2675147A1 FR 9203291 A FR9203291 A FR 9203291A FR 9203291 A FR9203291 A FR 9203291A FR 2675147 A1 FR2675147 A1 FR 2675147A1
- Authority
- FR
- France
- Prior art keywords
- mixing
- screw
- mixing screw
- polyurethane
- mixture
- 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.)
- Granted
Links
- 239000004814 polyurethane Substances 0.000 title claims abstract description 16
- 229920002635 polyurethane Polymers 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 title claims abstract description 9
- 239000000203 mixture Substances 0.000 claims abstract description 29
- 239000012948 isocyanate Substances 0.000 claims abstract description 15
- 238000006243 chemical reaction Methods 0.000 claims abstract description 14
- 238000004140 cleaning Methods 0.000 claims abstract description 14
- 229920005862 polyol Polymers 0.000 claims abstract description 14
- 150000003077 polyols Chemical class 0.000 claims abstract description 14
- 150000002513 isocyanates Chemical class 0.000 claims abstract description 13
- 230000008030 elimination Effects 0.000 claims description 3
- 238000003379 elimination reaction Methods 0.000 claims description 3
- 230000008020 evaporation Effects 0.000 claims 1
- 238000001704 evaporation Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000007599 discharging Methods 0.000 abstract description 2
- 239000000654 additive Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 244000000626 Daucus carota Species 0.000 description 2
- 235000002767 Daucus carota Nutrition 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 241000237536 Mytilus edulis Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 235000020638 mussel Nutrition 0.000 description 1
- 229920005903 polyol mixture Polymers 0.000 description 1
- 229920006264 polyurethane film Polymers 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
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
- B29B7/30—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
- B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
- B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
- B29B7/424—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix with conical screw surrounded by conical casing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F31/00—Mixers with shaking, oscillating, or vibrating mechanisms
- B01F31/40—Mixers with shaking, oscillating, or vibrating mechanisms with an axially oscillating rotary stirrer
- B01F31/401—Mixers with shaking, oscillating, or vibrating mechanisms with an axially oscillating rotary stirrer for material flowing continuously axially therethrough
-
- 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
- B29B7/7404—Mixing devices specially adapted for foamable substances
- B29B7/7409—Mixing devices specially adapted for foamable substances with supply of gas
- B29B7/7414—Mixing devices specially adapted for foamable substances with supply of gas with rotatable stirrer, e.g. using an intermeshing rotor-stator system
-
- 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
-
- 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
- B29B7/802—Constructions or methods for cleaning the mixing or kneading device
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/3442—Mixing, kneading or conveying the foamable material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Polyurethanes Or Polyureas (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4111458A DE4111458C1 (index.php) | 1991-04-09 | 1991-04-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2675147A1 true FR2675147A1 (fr) | 1992-10-16 |
| FR2675147B1 FR2675147B1 (index.php) | 1994-04-22 |
Family
ID=6429145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR9203291A Granted FR2675147A1 (fr) | 1991-04-09 | 1992-03-19 | Procede de fabrication de polyurethane expanse. |
Country Status (5)
| Country | Link |
|---|---|
| DE (1) | DE4111458C1 (index.php) |
| DK (1) | DK173953B1 (index.php) |
| FR (1) | FR2675147A1 (index.php) |
| GB (1) | GB2254570B (index.php) |
| IT (1) | IT1254438B (index.php) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1302527B1 (it) * | 1998-12-10 | 2000-09-05 | Main Group Spa | Dispositivo per lo stampaggio di materie plastiche per colata. |
| ITPD20040120A1 (it) * | 2004-05-11 | 2004-08-11 | Main Group Spa | Dispositivo di pulitura per una camera di miscelazione in bassa pressione particolarmente per poliuretano |
| WO2021069306A1 (de) | 2019-10-08 | 2021-04-15 | Covestro Intellectual Property Gmbh & Co. Kg | Vorrichtung zur vermischung reaktiver komponenten |
| EP4001335A1 (de) | 2020-11-18 | 2022-05-25 | Covestro Deutschland AG | Verfahren zur herstellung von polyurethan-schaumstoffen |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1191548B (de) * | 1956-07-31 | 1965-04-22 | United Shoe Corp | Maschine zum Vermischen von Schaumstoffe bildenden Fluessigkeiten |
| AT316850B (de) * | 1969-12-17 | 1974-07-25 | Semperit Ag | Vorrichtung zum chargenweisen Mischen und Fördern |
-
1991
- 1991-04-09 DE DE4111458A patent/DE4111458C1/de not_active Revoked
-
1992
- 1992-02-12 IT ITMI920287A patent/IT1254438B/it active
- 1992-03-19 FR FR9203291A patent/FR2675147A1/fr active Granted
- 1992-03-30 GB GB9206880A patent/GB2254570B/en not_active Expired - Fee Related
- 1992-04-08 DK DK199200476A patent/DK173953B1/da not_active IP Right Cessation
Non-Patent Citations (1)
| Title |
|---|
| Aucun document pertinent relevé * |
Also Published As
| Publication number | Publication date |
|---|---|
| GB9206880D0 (en) | 1992-05-13 |
| DK47692A (da) | 1992-10-10 |
| ITMI920287A0 (it) | 1992-02-12 |
| DK47692D0 (da) | 1992-04-08 |
| GB2254570A (en) | 1992-10-14 |
| FR2675147B1 (index.php) | 1994-04-22 |
| IT1254438B (it) | 1995-09-25 |
| DE4111458C1 (index.php) | 1992-08-13 |
| GB2254570B (en) | 1994-08-03 |
| DK173953B1 (da) | 2002-03-04 |
| ITMI920287A1 (it) | 1993-08-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CA | Change of address | ||
| CD | Change of name or company name | ||
| TP | Transmission of property | ||
| TP | Transmission of property | ||
| ST | Notification of lapse |
Effective date: 20101130 |