NO752454L - - Google Patents
Info
- Publication number
- NO752454L NO752454L NO752454A NO752454A NO752454L NO 752454 L NO752454 L NO 752454L NO 752454 A NO752454 A NO 752454A NO 752454 A NO752454 A NO 752454A NO 752454 L NO752454 L NO 752454L
- Authority
- NO
- Norway
- Prior art keywords
- mold
- temperature
- mixture
- mold space
- polymer
- Prior art date
Links
- 239000000203 mixture Substances 0.000 claims description 108
- 229920000642 polymer Polymers 0.000 claims description 88
- 238000000034 method Methods 0.000 claims description 65
- 239000006260 foam Substances 0.000 claims description 61
- 238000009877 rendering Methods 0.000 claims description 45
- 239000012815 thermoplastic material Substances 0.000 claims description 45
- 230000008569 process Effects 0.000 claims description 29
- 239000004604 Blowing Agent Substances 0.000 claims description 25
- 239000000155 melt Substances 0.000 claims description 23
- 229920001169 thermoplastic Polymers 0.000 claims description 23
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 22
- -1 polyethylene Polymers 0.000 claims description 16
- 239000004793 Polystyrene Substances 0.000 claims description 13
- 229910052757 nitrogen Inorganic materials 0.000 claims description 13
- 229920002223 polystyrene Polymers 0.000 claims description 13
- 230000003068 static effect Effects 0.000 claims description 12
- 239000004416 thermosoftening plastic Substances 0.000 claims description 10
- 229920002492 poly(sulfone) Polymers 0.000 claims description 9
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 8
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 7
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims description 6
- 239000004698 Polyethylene Substances 0.000 claims description 6
- 239000004417 polycarbonate Substances 0.000 claims description 6
- 229920000515 polycarbonate Polymers 0.000 claims description 6
- 229920000573 polyethylene Polymers 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 5
- 239000004156 Azodicarbonamide Substances 0.000 claims description 4
- 239000004338 Dichlorodifluoromethane Substances 0.000 claims description 4
- XOZUGNYVDXMRKW-AATRIKPKSA-N azodicarbonamide Chemical compound NC(=O)\N=N\C(N)=O XOZUGNYVDXMRKW-AATRIKPKSA-N 0.000 claims description 4
- 235000019399 azodicarbonamide Nutrition 0.000 claims description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 4
- 239000001569 carbon dioxide Substances 0.000 claims description 4
- PXBRQCKWGAHEHS-UHFFFAOYSA-N dichlorodifluoromethane Chemical compound FC(F)(Cl)Cl PXBRQCKWGAHEHS-UHFFFAOYSA-N 0.000 claims description 4
- 235000019404 dichlorodifluoromethane Nutrition 0.000 claims description 4
- 150000008282 halocarbons Chemical class 0.000 claims description 4
- 150000004008 N-nitroso compounds Chemical class 0.000 claims description 3
- 239000004952 Polyamide Substances 0.000 claims description 3
- 229920000058 polyacrylate Polymers 0.000 claims description 3
- 229920002647 polyamide Polymers 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 3
- 125000000472 sulfonyl group Chemical group *S(*)(=O)=O 0.000 claims description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims 4
- 239000004743 Polypropylene Substances 0.000 claims 2
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 claims 2
- 150000001875 compounds Chemical class 0.000 claims 2
- 229920006324 polyoxymethylene Polymers 0.000 claims 2
- 229920001155 polypropylene Polymers 0.000 claims 2
- 229920000098 polyolefin Polymers 0.000 claims 1
- 229920003023 plastic Polymers 0.000 description 60
- 239000004033 plastic Substances 0.000 description 60
- 239000007788 liquid Substances 0.000 description 42
- 230000007547 defect Effects 0.000 description 35
- 238000002347 injection Methods 0.000 description 28
- 239000007924 injection Substances 0.000 description 28
- 238000002474 experimental method Methods 0.000 description 19
- 239000007789 gas Substances 0.000 description 14
- 238000002844 melting Methods 0.000 description 12
- 230000008018 melting Effects 0.000 description 12
- 238000005187 foaming Methods 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 11
- 239000000463 material Substances 0.000 description 11
- 238000002360 preparation method Methods 0.000 description 10
- 238000001816 cooling Methods 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 8
- 230000007246 mechanism Effects 0.000 description 8
- 239000012530 fluid Substances 0.000 description 7
- 239000004014 plasticizer Substances 0.000 description 7
- 230000009467 reduction Effects 0.000 description 7
- 238000010276 construction Methods 0.000 description 6
- 229920001577 copolymer Polymers 0.000 description 6
- 230000035876 healing Effects 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 230000000007 visual effect Effects 0.000 description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
- 239000000654 additive Substances 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 239000004088 foaming agent Substances 0.000 description 4
- 239000011888 foil Substances 0.000 description 4
- 239000003365 glass fiber Substances 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- 230000002596 correlated effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000003995 emulsifying agent Substances 0.000 description 3
- 229920001903 high density polyethylene Polymers 0.000 description 3
- 239000004700 high-density polyethylene Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- USVVENVKYJZFMW-ONEGZZNKSA-N (e)-carboxyiminocarbamic acid Chemical compound OC(=O)\N=N\C(O)=O USVVENVKYJZFMW-ONEGZZNKSA-N 0.000 description 2
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 description 2
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- 229920002292 Nylon 6 Polymers 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 229940106691 bisphenol a Drugs 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 2
- 229920001519 homopolymer Polymers 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000010985 leather Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000002480 mineral oil Substances 0.000 description 2
- 235000010446 mineral oil Nutrition 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000004408 titanium dioxide Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- BOSAWIQFTJIYIS-UHFFFAOYSA-N 1,1,1-trichloro-2,2,2-trifluoroethane Chemical compound FC(F)(F)C(Cl)(Cl)Cl BOSAWIQFTJIYIS-UHFFFAOYSA-N 0.000 description 1
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- MWRWFPQBGSZWNV-UHFFFAOYSA-N Dinitrosopentamethylenetetramine Chemical compound C1N2CN(N=O)CN1CN(N=O)C2 MWRWFPQBGSZWNV-UHFFFAOYSA-N 0.000 description 1
- BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 description 1
- 229920004142 LEXAN™ Polymers 0.000 description 1
- 239000004418 Lexan Substances 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- VRFNYSYURHAPFL-UHFFFAOYSA-N [(4-methylphenyl)sulfonylamino]urea Chemical compound CC1=CC=C(S(=O)(=O)NNC(N)=O)C=C1 VRFNYSYURHAPFL-UHFFFAOYSA-N 0.000 description 1
- 238000011000 absolute method Methods 0.000 description 1
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 description 1
- 150000001241 acetals Chemical class 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229920006125 amorphous polymer Polymers 0.000 description 1
- 230000003064 anti-oxidating effect Effects 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 125000000751 azo group Chemical group [*]N=N[*] 0.000 description 1
- 159000000009 barium salts Chemical class 0.000 description 1
- 229920000402 bisphenol A polycarbonate polymer Polymers 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002666 chemical blowing agent Substances 0.000 description 1
- 238000010961 commercial manufacture process Methods 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 239000007859 condensation product Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 239000012765 fibrous filler Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 230000008570 general process Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229940042795 hydrazides for tuberculosis treatment Drugs 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 239000004702 low-density polyethylene Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- VVWRJUBEIPHGQF-UHFFFAOYSA-N propan-2-yl n-propan-2-yloxycarbonyliminocarbamate Chemical compound CC(C)OC(=O)N=NC(=O)OC(C)C VVWRJUBEIPHGQF-UHFFFAOYSA-N 0.000 description 1
- 239000001044 red dye Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- CYRMSUTZVYGINF-UHFFFAOYSA-N trichlorofluoromethane Chemical compound FC(Cl)(Cl)Cl CYRMSUTZVYGINF-UHFFFAOYSA-N 0.000 description 1
- 229940029284 trichlorofluoromethane Drugs 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000011179 visual inspection Methods 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
- B29C44/0407—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities by regulating the temperature of the mould or parts thereof, e.g. cold mould walls inhibiting foaming of an outer layer
-
- 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
- B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
- B29C44/421—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum by plastizising the material into a shot cavity and injecting using a plunger
-
- 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
- Y10S264/05—Use of one or more blowing agents together
-
- 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
- Y10S264/14—Plastic and nonmetallic article shaping or treating: processes forming integral skin on a foamed product
-
- 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
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249987—With nonvoid component of specified composition
- Y10T428/249988—Of about the same composition as, and adjacent to, the void-containing component
- Y10T428/249989—Integrally formed skin
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31—Surface property or characteristic of web, sheet or block
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US48675274A | 1974-07-09 | 1974-07-09 | |
| US05/580,017 US3988403A (en) | 1974-07-09 | 1975-05-22 | Process for producing molded structural foam article having a surface that reproducibly and faithfully replicates the surface of the mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO752454L true NO752454L (xx) | 1976-01-12 |
Family
ID=27048791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO752454A NO752454L (xx) | 1974-07-09 | 1975-07-08 |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US3988403A (xx) |
| JP (1) | JPS5442391B2 (xx) |
| AU (1) | AU505818B2 (xx) |
| BE (1) | BE831122A (xx) |
| BR (1) | BR7504284A (xx) |
| CA (1) | CA1047215A (xx) |
| DD (1) | DD119988A5 (xx) |
| DE (1) | DE2530352A1 (xx) |
| DK (1) | DK307875A (xx) |
| ES (1) | ES439232A1 (xx) |
| FI (1) | FI751985A (xx) |
| FR (1) | FR2277663A1 (xx) |
| GB (1) | GB1508446A (xx) |
| HK (1) | HK1179A (xx) |
| LU (1) | LU72929A1 (xx) |
| NL (1) | NL7508118A (xx) |
| NO (1) | NO752454L (xx) |
| SE (1) | SE7507842L (xx) |
Families Citing this family (36)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4229395A (en) * | 1976-03-13 | 1980-10-21 | Asahi-Dow Limited | Method for injection molding thick-walled articles |
| US4201742A (en) * | 1976-07-09 | 1980-05-06 | Ex-Cell-O Corporation | Method and apparatus for injection molding foamed resin products having a smooth finish on their surface |
| CA1118568A (en) * | 1977-11-10 | 1982-02-23 | Richard G. Angell, Jr. | Process for injection molding thermoplastic articles with reduced combustibility |
| WO1981000535A1 (en) * | 1979-08-24 | 1981-03-05 | Ex Cell O Corp | Method and apparatus for injection molding foamed resin parts with a smooth finish |
| US4439492A (en) * | 1980-08-11 | 1984-03-27 | Asahi-Dow Limited | Injection molded articles with improved surface characteristics |
| US4340551A (en) * | 1980-08-11 | 1982-07-20 | Asahi-Dow Limited | Injection molded articles with improved surface characteristics, production of same and apparatus therefor |
| US4363849A (en) * | 1980-10-30 | 1982-12-14 | The Coca-Cola Company | Foamed thermoplastic resin cork having a natural cork-like appearance and a method of injection molding the cork |
| US4473516A (en) * | 1983-01-03 | 1984-09-25 | Hoover Universal, Inc. | Method and apparatus for injection molding plastic articles having solid exterior surfaces and porous interior cores |
| JPS6169421A (ja) * | 1984-09-14 | 1986-04-10 | Asahi Chem Ind Co Ltd | 発泡成形体の成形方法 |
| US4628868A (en) * | 1985-02-08 | 1986-12-16 | Ashland Oil, Inc. | Non-plugging air distribution system for spent bed cooler |
| DE3812464A1 (de) * | 1988-04-12 | 1989-10-26 | Jaeger Arnold | Kunstoffkegel und verfahren zu seiner herstellung |
| US5124192A (en) * | 1989-11-15 | 1992-06-23 | General Electric Company | Plastic mold structure and method of making |
| EP0437094B1 (en) * | 1989-12-27 | 1995-05-03 | Sekisui Kaseihin Kogyo Kabushiki Kaisha | Thermoplastic polyester series resin foamed material and production process thereof |
| US5716561A (en) * | 1994-05-02 | 1998-02-10 | Guergov; Milko G. | Injection control system |
| US6019918A (en) * | 1997-01-17 | 2000-02-01 | Guergov; Milko G. | Gas assisted injection molding with controlled internal melt pressure |
| US5441680B1 (en) * | 1994-05-02 | 1997-04-29 | Milko G Guergov | Method and apparatus for injection molding |
| US5531581A (en) * | 1995-03-27 | 1996-07-02 | Donnell, Jr.; Emerson B. | Ajustable injection molding apparatus |
| US5599568A (en) * | 1995-08-10 | 1997-02-04 | Donnell, Jr.; Emerson B. | Adjustable injection molding apparatus for creating of products within a mold from fluid plastic material |
| US5964190A (en) * | 1995-09-08 | 1999-10-12 | J.W. Holding Corp. | Pet shelter |
| US5997781A (en) * | 1996-04-04 | 1999-12-07 | Mitsui Chemicals, Inc. | Injection-expansion molded, thermoplastic resin product and production process thereof |
| BE1012382A3 (nl) * | 1999-01-13 | 2000-10-03 | Vandevelde Michel | Constructie-methode met kunststofpanelen, en kunststofpanelen bestemd voor een dergelijke methode. |
| US6539278B1 (en) * | 1999-09-20 | 2003-03-25 | General Electric Company | Method and apparatus for resin formulations with improved streaking performance |
| WO2002026484A1 (en) * | 2000-09-29 | 2002-04-04 | Trexel, Inc. | In-mold decorated articles and methods |
| JP2004510021A (ja) * | 2000-09-29 | 2004-04-02 | トレクセル・インコーポレーテッド | 繊維フィラ成形製品 |
| JP3809996B2 (ja) * | 2001-07-23 | 2006-08-16 | 株式会社小糸製作所 | 車輌用灯具における樹脂製部品の成形金型 |
| US7217381B2 (en) * | 2001-09-28 | 2007-05-15 | Mcneil-Ppc, Inc. | Systems, methods and apparatuses for manufacturing dosage forms |
| US7122143B2 (en) | 2001-09-28 | 2006-10-17 | Mcneil-Ppc, Inc. | Methods for manufacturing dosage forms |
| CN100408029C (zh) * | 2001-09-28 | 2008-08-06 | 麦克内尔-Ppc股份有限公司 | 有镶嵌部分的组合剂型 |
| JP3859620B2 (ja) * | 2003-06-16 | 2006-12-20 | 小野産業株式会社 | 発泡樹脂成形品の製造方法 |
| EP1645386A1 (de) * | 2004-10-06 | 2006-04-12 | Quadrant Plastic Composites AG | Verfahren zur Herstellung von Leichtbauteilen |
| CA2517995A1 (en) * | 2005-09-02 | 2007-03-02 | Chul B. Park | Apparatus and method for advanced structural foam molding |
| US20070126138A1 (en) * | 2005-12-07 | 2007-06-07 | Lear Corporation | Method and apparatus for making a part |
| US20120187019A1 (en) * | 2011-01-22 | 2012-07-26 | Fina Technology, Inc. | Methods to Produce Semi-Durable Foamed Articles |
| WO2019243185A1 (de) * | 2018-06-21 | 2019-12-26 | Klöckner Desma Elastomertechnik GmbH | Verfahren zur online-erfassung der rheologie von thermoplastischem und/oder elastomerem material zur herstellung von spritzgussteilen |
| CN111238782B (zh) * | 2018-11-09 | 2023-03-07 | 华晨宝马汽车有限公司 | 用于检测模具的方法、设备、系统和可存储介质 |
| CN111941714B (zh) * | 2020-07-03 | 2022-06-28 | 东莞市天沛塑料有限公司 | 一种eps塑料泡沫脱模工艺 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2928130A (en) * | 1955-09-08 | 1960-03-15 | Western Electric Co | Methods for making cellular plastic products |
| US3162703A (en) * | 1960-12-06 | 1964-12-22 | Foster Grant Co Inc | Injection molding of foam materials |
| US3268636A (en) * | 1963-07-01 | 1966-08-23 | Union Carbide Corp | Method and apparatus for injection molding foamed plastic articles |
| US3382535A (en) * | 1965-04-16 | 1968-05-14 | Western Electric Co | Minimum length extrusion die |
| US3436446A (en) * | 1966-06-08 | 1969-04-01 | Union Carbide Corp | Molding of foamed thermoplastic articles |
| US3531553A (en) * | 1967-11-13 | 1970-09-29 | Phillips Petroleum Co | Method of injection molding olefin plastic articles with a foamed interior and unfoamed surface |
| US3544518A (en) * | 1968-01-22 | 1970-12-01 | Phillips Petroleum Co | Production of foamed 1-olefin polymer articles using an insulated mold |
| US3773873A (en) * | 1970-06-22 | 1973-11-20 | Allied Chem | Method of injection molding foamable plastic with minimized wastage |
| US3734449A (en) * | 1970-10-14 | 1973-05-22 | Tokyo Shibaura Electric Co | Metal mold for injection molding |
| US3671168A (en) * | 1971-06-09 | 1972-06-20 | Bischoff Chemical Corp | Low heat capacity mold for injection molding |
| JPS4830141A (xx) * | 1971-08-23 | 1973-04-20 | ||
| JPS5326562Y2 (xx) * | 1971-09-17 | 1978-07-06 | ||
| US3776989A (en) * | 1972-05-08 | 1973-12-04 | Usm Corp | Method for injection molding articles of foam material involving autoge-nous flow |
-
1975
- 1975-05-22 US US05/580,017 patent/US3988403A/en not_active Expired - Lifetime
- 1975-06-24 CA CA230,031A patent/CA1047215A/en not_active Expired
- 1975-07-04 AU AU82739/75A patent/AU505818B2/en not_active Expired
- 1975-07-08 FR FR7521454A patent/FR2277663A1/fr active Granted
- 1975-07-08 DE DE19752530352 patent/DE2530352A1/de active Pending
- 1975-07-08 ES ES439232A patent/ES439232A1/es not_active Expired
- 1975-07-08 BE BE158088A patent/BE831122A/xx unknown
- 1975-07-08 FI FI751985A patent/FI751985A/fi not_active Application Discontinuation
- 1975-07-08 LU LU72929A patent/LU72929A1/xx unknown
- 1975-07-08 JP JP8320275A patent/JPS5442391B2/ja not_active Expired
- 1975-07-08 DD DD18716175A patent/DD119988A5/xx unknown
- 1975-07-08 BR BR7505487A patent/BR7504284A/pt unknown
- 1975-07-08 NL NL7508118A patent/NL7508118A/xx unknown
- 1975-07-08 SE SE7507842A patent/SE7507842L/xx unknown
- 1975-07-08 DK DK307875A patent/DK307875A/da unknown
- 1975-07-08 GB GB2874775A patent/GB1508446A/en not_active Expired
- 1975-07-08 NO NO752454A patent/NO752454L/no unknown
-
1979
- 1979-01-04 HK HK1179A patent/HK1179A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5442391B2 (xx) | 1979-12-13 |
| DD119988A5 (xx) | 1976-05-20 |
| BR7504284A (pt) | 1976-07-06 |
| NL7508118A (nl) | 1976-01-13 |
| JPS5130869A (xx) | 1976-03-16 |
| BE831122A (fr) | 1976-01-08 |
| FI751985A (xx) | 1976-01-10 |
| CA1047215A (en) | 1979-01-30 |
| FR2277663A1 (fr) | 1976-02-06 |
| AU8273975A (en) | 1977-01-06 |
| ES439232A1 (es) | 1977-05-16 |
| LU72929A1 (xx) | 1976-05-31 |
| GB1508446A (en) | 1978-04-26 |
| FR2277663B1 (xx) | 1979-05-18 |
| DK307875A (da) | 1976-01-10 |
| AU505818B2 (en) | 1979-12-06 |
| HK1179A (en) | 1979-01-12 |
| US3988403A (en) | 1976-10-26 |
| DE2530352A1 (de) | 1976-01-29 |
| SE7507842L (sv) | 1976-04-01 |
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