CA1174412A - Mold structure and method of molding for mechanically frothed urethane foam - Google Patents
Mold structure and method of molding for mechanically frothed urethane foamInfo
- Publication number
- CA1174412A CA1174412A CA000381948A CA381948A CA1174412A CA 1174412 A CA1174412 A CA 1174412A CA 000381948 A CA000381948 A CA 000381948A CA 381948 A CA381948 A CA 381948A CA 1174412 A CA1174412 A CA 1174412A
- Authority
- CA
- Canada
- Prior art keywords
- runner
- mold
- foam
- annular
- cavity
- 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
- 239000006260 foam Substances 0.000 title claims abstract description 103
- 238000000034 method Methods 0.000 title claims abstract description 42
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 238000000465 moulding Methods 0.000 title claims abstract description 21
- 239000006261 foam material Substances 0.000 claims description 22
- 239000000758 substrate Substances 0.000 claims description 19
- 239000007788 liquid Substances 0.000 claims description 16
- 239000012778 molding material Substances 0.000 claims description 12
- 238000010097 foam moulding Methods 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 6
- 230000006854 communication Effects 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 description 20
- 208000015943 Coeliac disease Diseases 0.000 description 14
- 238000005304 joining Methods 0.000 description 12
- 238000005266 casting Methods 0.000 description 6
- 239000000047 product Substances 0.000 description 4
- 238000001723 curing Methods 0.000 description 3
- 239000012467 final product Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 235000006696 Catha edulis Nutrition 0.000 description 2
- 240000007681 Catha edulis Species 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002085 persistent effect Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241000283986 Lepus Species 0.000 description 1
- 101100459301 Mus musculus Myl4 gene Proteins 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- KVFIJIWMDBAGDP-UHFFFAOYSA-N ethylpyrazine Chemical compound CCC1=CN=CC=N1 KVFIJIWMDBAGDP-UHFFFAOYSA-N 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000013007 heat curing Methods 0.000 description 1
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013518 molded foam Substances 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 150000003673 urethanes Chemical class 0.000 description 1
Classifications
-
- 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
- B29C31/00—Handling, e.g. feeding of the material to be shaped, storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots
- B29C31/04—Feeding of the material to be moulded, e.g. into a mould cavity
-
- 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
- B29C44/36—Feeding the material to be shaped
- B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
- B29C44/385—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using manifolds or channels directing the flow in the mould
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Robotics (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17531980A | 1980-08-04 | 1980-08-04 | |
| US175,319 | 1980-08-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1174412A true CA1174412A (en) | 1984-09-18 |
Family
ID=22639827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000381948A Expired CA1174412A (en) | 1980-08-04 | 1981-07-17 | Mold structure and method of molding for mechanically frothed urethane foam |
Country Status (5)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6395213B1 (en) * | 1999-06-24 | 2002-05-28 | Alma L. Staskiewicz | Apparatus and method for producing cast concrete articles |
| US6736365B2 (en) | 1999-06-24 | 2004-05-18 | Naams, Llc | Valve for use in producing cast concrete articles |
| CN110466098A (zh) * | 2018-09-26 | 2019-11-19 | 张东井 | 一种适合于规模化浇注生产聚氨酯鞋底的模具 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1910526A (en) * | 1929-12-02 | 1933-05-23 | Westinghouse Air Brake Co | Mold for flat packing |
| US1918532A (en) * | 1930-05-02 | 1933-07-18 | Inland Mfg Co | Molding press |
| US2550140A (en) * | 1948-05-27 | 1951-04-24 | Craig L Dotson | Vented neck mold |
| FR1330854A (fr) * | 1962-05-16 | 1963-06-28 | Aviation Louis Breguet Sa | Perfectionnements à la fabrication de dômes de protection pour radars et objets dumême genre |
| US3428289A (en) * | 1966-09-01 | 1969-02-18 | Du Pont | Molding apparatus |
| US3772224A (en) * | 1969-01-31 | 1973-11-13 | Union Carbide Corp | Process for production of a polyurethane foam from a heat curable froth |
| US3849156A (en) * | 1969-01-31 | 1974-11-19 | Union Carbide Corp | Process for providing a backing on carpets |
| US3632241A (en) * | 1969-03-18 | 1972-01-04 | Uniroyal Inc | Molding system |
| DE1962008A1 (de) * | 1969-12-11 | 1971-07-15 | Krauss Maffei Ag | Giessform |
| DE2146181A1 (de) * | 1971-09-15 | 1973-03-22 | Demag Ag | Angussvorrichtung fuer die formgebende verarbeitung von aus mehreren fluessigen komponenten sich bildenden kunststoffen |
| US3975479A (en) * | 1973-03-09 | 1976-08-17 | Mcclean Anderson, Inc. | Method of fabricating a reinforced plastic article |
| NL7405818A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-05-11 | 1974-11-13 | ||
| DE2359170A1 (de) * | 1973-11-28 | 1975-06-05 | Monforts Fa A | Verfahren zum herstellen eines endlosen mitlaeufers |
| AT344032B (de) * | 1975-09-15 | 1978-06-26 | Polyair Maschinenbau Gmbh | Giess- oder spritzform zur herstellung von fahrzeugreifen |
| JPS59372B2 (ja) * | 1977-03-23 | 1984-01-06 | キヤノン株式会社 | 回転体成形用型／ |
-
1981
- 1981-06-26 GB GB8119736A patent/GB2081172B/en not_active Expired
- 1981-07-14 DE DE19813127834 patent/DE3127834C2/de not_active Expired - Fee Related
- 1981-07-17 CA CA000381948A patent/CA1174412A/en not_active Expired
- 1981-08-03 FR FR8115316A patent/FR2487728B1/fr not_active Expired
- 1981-08-04 JP JP12234181A patent/JPS5753331A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5753331A (en) | 1982-03-30 |
| GB2081172B (en) | 1984-03-14 |
| FR2487728B1 (fr) | 1986-01-17 |
| FR2487728A1 (fr) | 1982-02-05 |
| GB2081172A (en) | 1982-02-17 |
| DE3127834A1 (de) | 1982-04-08 |
| JPH0323323B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-03-28 |
| DE3127834C2 (de) | 1995-02-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |