JPH0254779B2 - - Google Patents
Info
- Publication number
- JPH0254779B2 JPH0254779B2 JP58077352A JP7735283A JPH0254779B2 JP H0254779 B2 JPH0254779 B2 JP H0254779B2 JP 58077352 A JP58077352 A JP 58077352A JP 7735283 A JP7735283 A JP 7735283A JP H0254779 B2 JPH0254779 B2 JP H0254779B2
- Authority
- JP
- Japan
- Prior art keywords
- methylstyrene
- outer layer
- multilayer container
- cellulose acetate
- fat
- 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 - Lifetime
Links
- 229920008347 Cellulose acetate propionate Polymers 0.000 claims description 11
- 229920002678 cellulose Polymers 0.000 claims description 10
- -1 poly(para-methylstyrene) Polymers 0.000 claims description 9
- 238000010411 cooking Methods 0.000 claims description 8
- 229920001577 copolymer Polymers 0.000 claims description 5
- 229920001627 poly(4-methyl styrene) Polymers 0.000 claims description 5
- 229920000642 polymer Polymers 0.000 claims description 5
- 229920002301 cellulose acetate Polymers 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 239000004794 expanded polystyrene Substances 0.000 claims 1
- 239000010410 layer Substances 0.000 description 19
- 239000003925 fat Substances 0.000 description 14
- 239000000203 mixture Substances 0.000 description 8
- JLBJTVDPSNHSKJ-UHFFFAOYSA-N 4-Methylstyrene Chemical group CC1=CC=C(C=C)C=C1 JLBJTVDPSNHSKJ-UHFFFAOYSA-N 0.000 description 7
- 239000004793 Polystyrene Substances 0.000 description 7
- 235000015241 bacon Nutrition 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 229920002223 polystyrene Polymers 0.000 description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 6
- 239000006260 foam Substances 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 235000013305 food Nutrition 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 238000003856 thermoforming Methods 0.000 description 4
- 229920001169 thermoplastic Polymers 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- 229920006327 polystyrene foam Polymers 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000004416 thermosoftening plastic Substances 0.000 description 3
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 2
- NVZWEEGUWXZOKI-UHFFFAOYSA-N 1-ethenyl-2-methylbenzene Chemical compound CC1=CC=CC=C1C=C NVZWEEGUWXZOKI-UHFFFAOYSA-N 0.000 description 2
- JZHGRUMIRATHIU-UHFFFAOYSA-N 1-ethenyl-3-methylbenzene Chemical compound CC1=CC=CC(C=C)=C1 JZHGRUMIRATHIU-UHFFFAOYSA-N 0.000 description 2
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- 239000005977 Ethylene Substances 0.000 description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- HKQOBOMRSSHSTC-UHFFFAOYSA-N cellulose acetate Chemical compound OC1C(O)C(O)C(CO)OC1OC1C(CO)OC(O)C(O)C1O.CC(=O)OCC1OC(OC(C)=O)C(OC(C)=O)C(OC(C)=O)C1OC1C(OC(C)=O)C(OC(C)=O)C(OC(C)=O)C(COC(C)=O)O1.CCC(=O)OCC1OC(OC(=O)CC)C(OC(=O)CC)C(OC(=O)CC)C1OC1C(OC(=O)CC)C(OC(=O)CC)C(OC(=O)CC)C(COC(=O)CC)O1 HKQOBOMRSSHSTC-UHFFFAOYSA-N 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 229920001519 homopolymer Polymers 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- HYFLWBNQFMXCPA-UHFFFAOYSA-N 1-ethyl-2-methylbenzene Chemical class CCC1=CC=CC=C1C HYFLWBNQFMXCPA-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 238000012662 bulk polymerization Methods 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 229920006217 cellulose acetate butyrate Polymers 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000006356 dehydrogenation reaction Methods 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- 238000007720 emulsion polymerization reaction Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000007765 extrusion coating Methods 0.000 description 1
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000005865 ionizing radiation Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 150000005673 monoalkenes Chemical class 0.000 description 1
- 239000002667 nucleating agent Substances 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 229920001748 polybutylene Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000034563 regulation of cell size Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000010557 suspension polymerization reaction Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 238000007666 vacuum forming Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B23/00—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose
- B32B23/04—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose comprising such cellulosic plastic substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B23/08—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose comprising such cellulosic plastic substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B23/00—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose
- B32B23/04—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose comprising such cellulosic plastic substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B23/048—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose comprising such cellulosic plastic substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of foam
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2266/00—Composition of foam
- B32B2266/02—Organic
- B32B2266/0214—Materials belonging to B32B27/00
- B32B2266/0221—Vinyl resin
- B32B2266/0228—Aromatic vinyl resin, e.g. styrenic (co)polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2439/00—Containers; Receptacles
- B32B2439/70—Food packaging
-
- 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
- Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
- Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
-
- 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
- Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
- Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
- Y10T428/1376—Foam or porous material containing
-
- 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
- Y10T428/249991—Synthetic resin or natural rubbers
-
- 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
- Y10T428/249991—Synthetic resin or natural rubbers
- Y10T428/249992—Linear or thermoplastic
-
- 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
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31855—Of addition polymer from unsaturated monomers
- Y10T428/3188—Next to cellulosic
- Y10T428/31884—Regenerated or modified cellulose
- Y10T428/31888—Addition polymer of hydrocarbon[s] only
Landscapes
- Laminated Bodies (AREA)
- Package Specialized In Special Use (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Constitution Of High-Frequency Heating (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US373556 | 1982-04-30 | ||
| US06/373,556 US4505961A (en) | 1982-04-30 | 1982-04-30 | Microwavable heat and grease resistant containers and method for their preparation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58208036A JPS58208036A (ja) | 1983-12-03 |
| JPH0254779B2 true JPH0254779B2 (en]) | 1990-11-22 |
Family
ID=23472892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58077352A Granted JPS58208036A (ja) | 1982-04-30 | 1983-04-30 | 耐マイクロ波加熱性および耐脂肪性容器 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4505961A (en]) |
| EP (1) | EP0093499B1 (en]) |
| JP (1) | JPS58208036A (en]) |
| CA (1) | CA1189712A (en]) |
| DE (1) | DE3369658D1 (en]) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3673680D1 (de) * | 1985-04-13 | 1990-10-04 | Gourmec Lab | Behaelter und verfahren zum kochen in einem mikrowellenofen. |
| US4720410A (en) * | 1986-12-05 | 1988-01-19 | Conagra, Inc. | Heat-activated blotter |
| US4786513A (en) * | 1986-12-05 | 1988-11-22 | Conagra, Inc. | Package for sliced bacon adapted for microwave cooking |
| US5234159A (en) * | 1991-01-14 | 1993-08-10 | Conagra, Inc. | Container/lid assembly |
| EP0642726B1 (en) * | 1992-05-27 | 1998-11-25 | CONAGRA, Inc. | Food trays and the like having press-applied coatings |
| JP2002210869A (ja) * | 2001-01-17 | 2002-07-31 | Mitsubishi Plastics Ind Ltd | シートおよびシート成形体 |
| US6960748B2 (en) * | 2003-10-09 | 2005-11-01 | Smurfit-Stone Container Enterprises, Inc. | Collapsible microwave popcorn box |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2628923A (en) * | 1948-04-26 | 1953-02-17 | Nash Kelvinator Corp | Article comprising coated polystyrene |
| US2914436A (en) * | 1955-11-02 | 1959-11-24 | Hercules Powder Co Ltd | Composite plastic article with a cellulose acetate component |
| US3399095A (en) * | 1964-05-29 | 1968-08-27 | Owens Illinois Inc | Method and apparatus for producing containers of tubular foam laminates |
| US3444283A (en) * | 1965-11-08 | 1969-05-13 | Mobil Oil Corp | Method for direct injection extrusion of polystyrene foam |
| US3619445A (en) * | 1968-08-02 | 1971-11-09 | Mobil Oil Corp | Method for producing biaxially oriented polystyrene heavy gauge sheet |
| US3892900A (en) * | 1972-11-02 | 1975-07-01 | Daicel Ltd | Masking films |
| PL199748A1 (pl) * | 1976-07-19 | 1978-04-24 | Mobil Oil Corp | Sposob selektywnego wytwarzania p-dwualkilobenzenow |
| US4205114A (en) * | 1978-09-18 | 1980-05-27 | Mobil Oil Corporation | Heat and grease resistant containers comprising poly (p-methylstyrene) |
| US4335181A (en) * | 1980-07-01 | 1982-06-15 | Mobil Oil Corporation | Microwaveable heat and grease resistant containers |
-
1982
- 1982-04-30 US US06/373,556 patent/US4505961A/en not_active Expired - Fee Related
-
1983
- 1983-03-23 CA CA000424238A patent/CA1189712A/en not_active Expired
- 1983-03-28 DE DE8383301716T patent/DE3369658D1/de not_active Expired
- 1983-03-28 EP EP83301716A patent/EP0093499B1/en not_active Expired
- 1983-04-30 JP JP58077352A patent/JPS58208036A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| EP0093499B1 (en) | 1987-02-04 |
| EP0093499A3 (en) | 1984-09-12 |
| CA1189712A (en) | 1985-07-02 |
| DE3369658D1 (en) | 1987-03-12 |
| US4505961A (en) | 1985-03-19 |
| JPS58208036A (ja) | 1983-12-03 |
| EP0093499A2 (en) | 1983-11-09 |
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