CA1260658A - Process for preparing molded microcellular elastomers - Google Patents
Process for preparing molded microcellular elastomersInfo
- Publication number
- CA1260658A CA1260658A CA000524639A CA524639A CA1260658A CA 1260658 A CA1260658 A CA 1260658A CA 000524639 A CA000524639 A CA 000524639A CA 524639 A CA524639 A CA 524639A CA 1260658 A CA1260658 A CA 1260658A
- Authority
- CA
- Canada
- Prior art keywords
- recited
- pressure
- admixture
- gas
- conducted
- 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.)
- Expired
Links
- 229920001971 elastomer Polymers 0.000 title claims abstract description 9
- 239000000806 elastomer Substances 0.000 title claims abstract description 9
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 claims abstract description 41
- 239000000376 reactant Substances 0.000 claims abstract description 32
- 239000007788 liquid Substances 0.000 claims abstract description 19
- 230000003068 static effect Effects 0.000 claims abstract description 12
- 239000011541 reaction mixture Substances 0.000 claims abstract description 10
- 229920005862 polyol Polymers 0.000 claims description 24
- 150000003077 polyols Chemical class 0.000 claims description 24
- 239000007789 gas Substances 0.000 claims description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 229920001228 polyisocyanate Polymers 0.000 claims description 4
- 239000005056 polyisocyanate Substances 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 2
- 238000010107 reaction injection moulding Methods 0.000 claims 1
- 206010035148 Plague Diseases 0.000 description 6
- 241000607479 Yersinia pestis Species 0.000 description 6
- 239000000654 additive Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- 101150034533 ATIC gene Proteins 0.000 description 4
- BHMLFPOTZYRDKA-IRXDYDNUSA-N (2s)-2-[(s)-(2-iodophenoxy)-phenylmethyl]morpholine Chemical compound IC1=CC=CC=C1O[C@@H](C=1C=CC=CC=1)[C@H]1OCCNC1 BHMLFPOTZYRDKA-IRXDYDNUSA-N 0.000 description 3
- 241000448280 Elates Species 0.000 description 3
- 229920002396 Polyurea Polymers 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 3
- 239000011800 void material Substances 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical compound ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- WTEVQBCEXWBHNA-YFHOEESVSA-N neral Chemical compound CC(C)=CCC\C(C)=C/C=O WTEVQBCEXWBHNA-YFHOEESVSA-N 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- RHAXKFFKGZJUOE-UHFFFAOYSA-N 7-acetyl-6-ethyl-3,5,8-trihydroxy-9,10-dioxoanthracene-1,2-dicarboxylic acid Chemical compound O=C1C2=CC(O)=C(C(O)=O)C(C(O)=O)=C2C(=O)C2=C1C(O)=C(CC)C(C(C)=O)=C2O RHAXKFFKGZJUOE-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- WTEVQBCEXWBHNA-UHFFFAOYSA-N Citral Natural products CC(C)=CCCC(C)=CC=O WTEVQBCEXWBHNA-UHFFFAOYSA-N 0.000 description 1
- 101710083262 Ectin Proteins 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 101100270435 Mus musculus Arhgef12 gene Proteins 0.000 description 1
- 101100125779 Mus musculus Ighm gene Proteins 0.000 description 1
- 101100483241 Mus musculus Txlng gene Proteins 0.000 description 1
- 241001387976 Pera Species 0.000 description 1
- LEHOTFFKMJEONL-UHFFFAOYSA-N Uric Acid Chemical compound N1C(=O)NC(=O)C2=C1NC(=O)N2 LEHOTFFKMJEONL-UHFFFAOYSA-N 0.000 description 1
- HODFCFXCOMKRCG-UHFFFAOYSA-N bitolterol mesylate Chemical compound CS([O-])(=O)=O.C1=CC(C)=CC=C1C(=O)OC1=CC=C(C(O)C[NH2+]C(C)(C)C)C=C1OC(=O)C1=CC=C(C)C=C1 HODFCFXCOMKRCG-UHFFFAOYSA-N 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 229910002090 carbon oxide Inorganic materials 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- WTEVQBCEXWBHNA-JXMROGBWSA-N citral A Natural products CC(C)=CCC\C(C)=C\C=O WTEVQBCEXWBHNA-JXMROGBWSA-N 0.000 description 1
- CZZYITDELCSZES-UHFFFAOYSA-N diphenylmethane Chemical compound C=1C=CC=CC=1CC1=CC=CC=C1 CZZYITDELCSZES-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- KVFIJIWMDBAGDP-UHFFFAOYSA-N ethylpyrazine Chemical compound CCC1=CN=CC=N1 KVFIJIWMDBAGDP-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 235000015250 liver sausages Nutrition 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 229940099990 ogen Drugs 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 101150084216 thiB gene Proteins 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/30—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by mixing gases into liquid compositions or plastisols, e.g. frothing with air
-
- 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
- B29B7/7428—Methodical aspects
-
- 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
-
- 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
- B29C44/3469—Cell or pore nucleation
- B29C44/348—Cell or pore nucleation by regulating the temperature and/or the pressure, e.g. suppression of foaming until the pressure is rapidly decreased
-
- 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
- B29C2791/00—Shaping characteristics in general
- B29C2791/004—Shaping under special conditions
-
- 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
- B29K2021/00—Use of unspecified rubbers 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
- B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
- B29K2105/041—Microporous
-
- 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
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/13—Cell size and distribution control while molding a foam
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/83—Injection molding of polyolefin-type foam
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Polyurethanes Or Polyureas (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Molding Of Porous Articles (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/809,728 US4783295A (en) | 1985-12-17 | 1985-12-17 | Process for preparing molded microcellular elastomers |
| US809,728 | 1985-12-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1260658A true CA1260658A (en) | 1989-09-26 |
Family
ID=25202089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000524639A Expired CA1260658A (en) | 1985-12-17 | 1986-12-05 | Process for preparing molded microcellular elastomers |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4783295A (enExample) |
| EP (1) | EP0228016A1 (enExample) |
| JP (1) | JPS62146933A (enExample) |
| AU (1) | AU6657786A (enExample) |
| BR (1) | BR8606207A (enExample) |
| CA (1) | CA1260658A (enExample) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4906672A (en) * | 1988-07-29 | 1990-03-06 | Pmc, Inc. | Blowing agents for polyurethane foam |
| US5158986A (en) | 1991-04-05 | 1992-10-27 | Massachusetts Institute Of Technology | Microcellular thermoplastic foamed with supercritical fluid |
| US5356580A (en) * | 1992-09-02 | 1994-10-18 | Woodbridge Foam Corp. | Method of using a vented mold |
| CA2131048C (en) * | 1993-09-17 | 2006-01-31 | Michael F. Hurley | Process for the preparation of filled urethane-based reinforced moldings and the resultant products |
| US6884823B1 (en) * | 1997-01-16 | 2005-04-26 | Trexel, Inc. | Injection molding of polymeric material |
| EP0952908B1 (en) * | 1997-01-16 | 2002-06-12 | Trexel, Inc. | Injection molding of microcellular material |
| US6022903A (en) * | 1998-07-09 | 2000-02-08 | Arco Chemical Technology L.P. | Permanent gas blown microcellular polyurethane elastomers |
| US6271275B1 (en) | 1998-08-17 | 2001-08-07 | Sealed Air Corp. (Us) | Method and apparatus for producing polyurethane foam |
| US6322347B1 (en) * | 1999-04-02 | 2001-11-27 | Trexel, Inc. | Methods for manufacturing foam material including systems with pressure restriction element |
| DE19924089C1 (de) * | 1999-05-26 | 2001-01-25 | Bayer Ag | Verfahren zur kontinuierlichen Herstellung von thermoplastisch verarbeitbaren Polyurethanen mit verbessertem Erweichungsverhalten |
| KR20030034229A (ko) * | 2000-09-29 | 2003-05-01 | 트레셀 인코포레이티드 | 인몰드 장식 물품 및 방법 |
| US6775955B1 (en) * | 2002-11-19 | 2004-08-17 | Charles J. Smith | Method of packaging an object |
| EP1648679A4 (en) * | 2003-07-11 | 2010-06-02 | Pathway Holdings Ltd | METHOD AND APPARATUS FOR GUARANTEEING THE DEFROSTING RESISTANCE OF A TIRE AND WHEEL ASSEMBLY AND A DEFROST RESISTANT ASSEMBLY |
| US7105113B2 (en) * | 2003-07-11 | 2006-09-12 | Urethane International Llc | Method for flatproofing a tire and wheel assembly and resulting flatproofed assembly |
| US7066724B2 (en) * | 2003-07-11 | 2006-06-27 | Urethane International Llc | Apparatus for flatproofing a tire and wheel assembly |
| CA2567936C (en) | 2006-11-14 | 2016-01-05 | Atomic Energy Of Canada Limited | Device and method for surface replication |
| DE102007009633A1 (de) * | 2007-02-26 | 2008-09-04 | Johnson Controls Interiors Gmbh & Co. Kg | Verfahren zur Herstellung von einer Dekorhaut |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3882052A (en) * | 1973-12-17 | 1975-05-06 | Olin Corp | On-site generation of non-froth polyurethane foam |
| GB1580035A (en) * | 1976-05-20 | 1980-11-26 | Boc Ltd | Treatment of liquids |
| US4059714A (en) * | 1976-08-02 | 1977-11-22 | Nordson Corporation | Hot melt thermoplastic adhesive foam system |
| US4157427A (en) * | 1977-10-11 | 1979-06-05 | General Motors Corporation | Method for entraining gas in a liquid chemical precursor for reaction injection molding |
| US4288564A (en) * | 1978-04-11 | 1981-09-08 | Mobay Chemical Corporation | Process for the production of microcellular elastomeric moldings and the resultant products |
| IT1132206B (it) * | 1980-07-18 | 1986-06-25 | Snia Viscosa | Procedimento per ottenere materiali cellulari a base di resine poliestere insature |
| JPS5763235A (en) * | 1980-10-02 | 1982-04-16 | Hitachi Ltd | Reaction injection molding |
| EP0069163A1 (en) * | 1981-07-07 | 1983-01-12 | Union Carbide Corporation | A frothable polyurethane composition and a cellular foam produced therefrom |
| US4396729A (en) * | 1982-04-23 | 1983-08-02 | Texaco Inc. | Reaction injection molded elastomer containing an internal mold release made by a two-stream system |
| DE3226818C2 (de) * | 1982-07-17 | 1985-11-28 | Phoenix Ag, 2100 Hamburg | Verfahren zum Herstellen von Integralschaumformkörpern |
| US4548778A (en) * | 1983-09-26 | 1985-10-22 | Idemitsu Petrochemical Co., Ltd. | Method of producing thermoplastic resin sheet or film |
-
1985
- 1985-12-17 US US06/809,728 patent/US4783295A/en not_active Expired - Lifetime
-
1986
- 1986-12-05 CA CA000524639A patent/CA1260658A/en not_active Expired
- 1986-12-15 BR BR8606207A patent/BR8606207A/pt unknown
- 1986-12-16 JP JP61297870A patent/JPS62146933A/ja active Granted
- 1986-12-16 EP EP86117460A patent/EP0228016A1/en not_active Withdrawn
- 1986-12-16 AU AU66577/86A patent/AU6657786A/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62146933A (ja) | 1987-06-30 |
| US4783295A (en) | 1988-11-08 |
| EP0228016A1 (en) | 1987-07-08 |
| JPH0360652B2 (enExample) | 1991-09-17 |
| BR8606207A (pt) | 1987-09-29 |
| AU6657786A (en) | 1987-06-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |