JPS6237998B2 - - Google Patents
Info
- Publication number
- JPS6237998B2 JPS6237998B2 JP54123753A JP12375379A JPS6237998B2 JP S6237998 B2 JPS6237998 B2 JP S6237998B2 JP 54123753 A JP54123753 A JP 54123753A JP 12375379 A JP12375379 A JP 12375379A JP S6237998 B2 JPS6237998 B2 JP S6237998B2
- Authority
- JP
- Japan
- Prior art keywords
- composition
- foam
- mold
- product
- layer
- 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 claims description 93
- 239000000203 mixture Substances 0.000 claims description 85
- 238000000034 method Methods 0.000 claims description 16
- 239000007788 liquid Substances 0.000 claims description 9
- 230000005484 gravity Effects 0.000 claims description 8
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 7
- 239000011496 polyurethane foam Substances 0.000 claims description 7
- 238000007373 indentation Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 238000005187 foaming Methods 0.000 description 8
- 229920005862 polyol Polymers 0.000 description 8
- 150000003077 polyols Chemical class 0.000 description 7
- 239000004094 surface-active agent Substances 0.000 description 5
- 239000003054 catalyst Substances 0.000 description 4
- 239000004604 Blowing Agent Substances 0.000 description 3
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 3
- 229920001296 polysiloxane Polymers 0.000 description 3
- 230000003319 supportive effect Effects 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 239000004721 Polyphenylene oxide Substances 0.000 description 2
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical compound ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 229920002239 polyacrylonitrile Polymers 0.000 description 2
- 229920000570 polyether Polymers 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000012970 tertiary amine catalyst Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- -1 Polyol Isocyanate Chemical class 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical class OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920001228 polyisocyanate Polymers 0.000 description 1
- 239000005056 polyisocyanate Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 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
- B32B5/14—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 a layer differing constitutionally or physically in different parts, e.g. denser near its faces
-
- 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
- B29C44/0461—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 having different chemical compositions in different places, e.g. having different concentrations of foaming agent, feeding one composition after the other
-
- 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
- B29C44/0461—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 having different chemical compositions in different places, e.g. having different concentrations of foaming agent, feeding one composition after the other
- B29C44/0476—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 having different chemical compositions in different places, e.g. having different concentrations of foaming agent, feeding one composition after the other by pouring more than one composition into an open mould
-
- 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
- B29C44/0492—Devices for feeding the different materials
-
- 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
- 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
- B32B5/20—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 foamed in situ
-
- 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
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
-
- 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
- B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/58—Upholstery or cushions, e.g. vehicle upholstery or interior padding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/751—Mattresses, cushions
-
- 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
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B2038/0052—Other operations not otherwise provided for
- B32B2038/0076—Curing, vulcanising, cross-linking
-
- 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
- B32B2266/0278—Polyurethane
-
- 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
- B32B2305/00—Condition, form or state of the layers or laminate
- B32B2305/72—Cured, e.g. vulcanised, cross-linked
-
- 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
- B32B2605/00—Vehicles
-
- 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
- Y10S297/00—Chairs and seats
- Y10S297/01—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
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
- Y10T428/24983—Hardness
-
- 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
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
- Y10T428/24992—Density or compression of components
-
- 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.]
- Y10T428/24996—With internal element bridging layers, nonplanar interface between layers, or intermediate layer of commingled adjacent foam layers
-
- 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.]
- Y10T428/249981—Plural void-containing components
Landscapes
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Polyurethanes Or Polyureas (AREA)
- Molding Of Porous Articles (AREA)
- Chair Legs, Seat Parts, And Backrests (AREA)
- Mattresses And Other Support Structures For Chairs And Beds (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/003,374 US4190697A (en) | 1979-01-15 | 1979-01-15 | Multidensity foam article and method of preparation |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5596195A JPS5596195A (en) | 1980-07-22 |
JPS6237998B2 true JPS6237998B2 (US07368563-20080506-C00056.png) | 1987-08-14 |
Family
ID=21705569
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12375379A Granted JPS5596195A (en) | 1979-01-15 | 1979-09-26 | Multilayer specific gravity foaming body product and its preparation |
JP61246466A Granted JPS6290195A (ja) | 1979-01-15 | 1986-10-16 | 多層異硬度発泡体製品 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP61246466A Granted JPS6290195A (ja) | 1979-01-15 | 1986-10-16 | 多層異硬度発泡体製品 |
Country Status (6)
Families Citing this family (101)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4658567A (en) * | 1981-02-25 | 1987-04-21 | Arada Carl T | Multi-density polyurethane foam packing unit and method of making same |
CA1194660A (en) * | 1981-06-27 | 1985-10-08 | Rudolf J. Tenhagen | Process for making polyurethane foam |
JPS5820423A (ja) * | 1981-07-30 | 1983-02-05 | Kasai Kogyo Co Ltd | プラスチツク発泡成形体の成形方法 |
JPS58160000U (ja) * | 1982-04-22 | 1983-10-25 | 池田物産株式会社 | シートクッション |
US4479269A (en) * | 1982-12-09 | 1984-10-30 | Rubatex Corporation | Athletic padding |
US4405681A (en) * | 1983-01-20 | 1983-09-20 | Milsco Manufacturing Company | Foam article and method of preparation |
JPS6069618U (ja) * | 1983-10-20 | 1985-05-17 | フクビ化学工業株式会社 | 長尺複合材料 |
US4571763A (en) * | 1984-06-29 | 1986-02-25 | Tachikawa Spring Co., Ltd. | Cushion member for a vehicle seat |
GB2161375A (en) * | 1984-07-09 | 1986-01-15 | Milsco Mfg Co | Composite foam-seat cushion and method of preparation |
US4619860A (en) * | 1985-07-01 | 1986-10-28 | Armstrong World Industries, Inc. | Foamed phosphate tile products |
JPS6227988A (ja) * | 1985-07-31 | 1987-02-05 | 株式会社イノアックコ−ポレ−ション | 車両用シ−トクツシヨンおよびその製造方法 |
JPS62105612A (ja) * | 1985-11-05 | 1987-05-16 | Bridgestone Corp | 積層構造を有する発泡体製品の製造方法 |
CA1309220C (en) * | 1985-12-25 | 1992-10-27 | Tetsuo Kita | Process for producing laminated resin foam and mold therefor |
EP0272286B1 (en) * | 1986-05-26 | 1993-03-10 | GREGORY, Peter George Gordon | A chair member |
GB8616132D0 (en) * | 1986-07-02 | 1986-08-06 | Bp Chem Int Ltd | Polyurethane foams |
GB8627815D0 (en) * | 1986-11-20 | 1986-12-17 | Bp Chem Int Ltd | Preparing polyurethane foams |
JPH07106167B2 (ja) * | 1986-12-01 | 1995-11-15 | 株式会社ブリヂストン | クツシヨン体 |
US4728148A (en) * | 1986-12-08 | 1988-03-01 | Tachi-S Co., Ltd. | Supporting structure of the lumbar portion of the foam cushion member in an automotive seat |
US4755411A (en) * | 1987-04-22 | 1988-07-05 | Milsco Limited | Cushion having flexible outer membrane and multi-density resilient foam member therein |
ATE118318T1 (de) * | 1987-06-02 | 1995-03-15 | Greiner & Soehne C A | Sitz mit einem polster aus schaumkunststoff. |
DE3724682A1 (de) * | 1987-07-25 | 1989-02-02 | Helmut Pelzer | Schalldaemm- und absorptionselement zur auskleidung des innenraums von kraftfahrzeugen |
DE3727129A1 (de) * | 1987-08-14 | 1989-02-23 | Bayer Ag | Verfahren zum herstellen von schaumstoffpolstern aus mindestens zwei schaumstoffe, insbesondere polyurethan-schaumstoffe, unterschiedlicher elastizitaet bzw. haerte bildenden, fliessfaehigen, entsprechend unterschiedlichen reaktionsgemischen |
DE3727131A1 (de) * | 1987-08-14 | 1989-02-23 | Bayer Ag | Verfahren zum herstellen von schaumstoffpolstern aus mindestens zwei schaumstoffe, insbesondere polyurethan-schaumstoffe, unterschiedlicher elastizitaet bzw. haerte bildenden, fliessfaehigen, entsprechend unterschiedlichen reaktionsgemischen |
JPH01247119A (ja) * | 1988-03-30 | 1989-10-03 | Ikeda Bussan Co Ltd | 表皮一体成形シートの成形方法 |
DE3813587A1 (de) * | 1988-04-22 | 1989-11-02 | Bayer Ag | Verfahren zum herstellen von schaumstoffpolstern |
EP0341931A3 (en) * | 1988-05-07 | 1991-08-21 | Bridgestone Corporation | Form molding method and mold assembly therefor |
JPH0252607A (ja) * | 1988-08-16 | 1990-02-22 | Toyo Tire & Rubber Co Ltd | シートクッションおよびその製造方法 |
US4952439A (en) * | 1988-10-14 | 1990-08-28 | Alden Laboratories | Padding device |
GB8827280D0 (en) * | 1988-11-22 | 1988-12-29 | Bp Chem Int Ltd | Process for making polyurethane foam |
US4930171A (en) * | 1989-05-03 | 1990-06-05 | International Healthcare Products, Inc. | Contour retaining support cushion |
US5142757A (en) * | 1989-06-26 | 1992-09-01 | Christian Thary | Method of making an upholstered cushion article |
GB2233926A (en) * | 1989-06-29 | 1991-01-23 | Bp Chem Int Ltd | Process for producing multihardness foamed articles |
US4930173A (en) * | 1989-07-03 | 1990-06-05 | Baker, Knapp & Tubbs, Inc. | Cushion element and method for making same |
US5096760A (en) * | 1989-07-20 | 1992-03-17 | Creme Art Corporation | Covered soft foam article |
CA1327243C (en) * | 1989-09-29 | 1994-02-22 | Alan G. Evans | Mattress |
US5031261A (en) * | 1990-03-15 | 1991-07-16 | E. R. Carpenter Company, Inc. | Mattress overlay for avoidance of decubitus ulcers |
DE4029947A1 (de) * | 1990-07-11 | 1992-01-16 | Werner Lueck | Matratze |
US6083435A (en) * | 1991-06-26 | 2000-07-04 | Albecker, Iii; Walter J. | Method for making firm area inside cushions |
US5474362A (en) * | 1991-06-26 | 1995-12-12 | Albecker, Iii; Walter J. | Cushions having internal support member |
US5456586A (en) | 1993-07-07 | 1995-10-10 | Carson; Scott | Apparatus for manufacturing articles made of polyurethane |
US8025964B2 (en) * | 1994-06-03 | 2011-09-27 | Tempur World, Llc | Laminated visco-elastic support |
GB2290256B (en) | 1994-06-03 | 1997-10-29 | Fagerdala World Foams Ab | Laminated supports |
JP2757148B2 (ja) * | 1995-07-24 | 1998-05-25 | 難波プレス工業株式会社 | 多層異硬度座席およびその製造方法 |
US6294248B1 (en) * | 1994-09-27 | 2001-09-25 | Bayer Corporation | Soft molded composites and a process for their production |
US5498381A (en) * | 1994-12-21 | 1996-03-12 | Milsco Manufacturing Company | Method of forming and piercing a thermoplastic strip in one step |
DE69633042T2 (de) * | 1995-03-13 | 2005-07-21 | Sumitomo Chemical Co., Ltd. | Geräuschdämmendes bauteil |
JPH08309898A (ja) * | 1995-05-16 | 1996-11-26 | Sumitomo Chem Co Ltd | 吸音部品およびその製造方法 |
US5743979A (en) * | 1995-11-13 | 1998-04-28 | Milsco Manufacturing Company | Method of forming fabric |
US20100124634A1 (en) * | 1996-09-26 | 2010-05-20 | Slotta Mark R | Cushioned cap with annular portion and method for forming same |
US6621485B1 (en) * | 1996-09-26 | 2003-09-16 | Giv, Llc | Gel cushion for keyboard cursor control stick |
US8120579B2 (en) * | 1996-09-26 | 2012-02-21 | Giv, Llc | Textured cushion for cursor control stick |
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- 1979-09-20 CA CA335,995A patent/CA1124971A/en not_active Expired
- 1979-09-21 DE DE2938231A patent/DE2938231C2/de not_active Expired
- 1979-09-26 JP JP12375379A patent/JPS5596195A/ja active Granted
- 1979-10-16 FR FR7925695A patent/FR2446167A1/fr active Granted
- 1979-10-17 GB GB7936078A patent/GB2039506B/en not_active Expired
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JPS5241676A (en) * | 1975-09-30 | 1977-03-31 | Toyo Rubber Chemical Ind Co | Method of manufacturing composite cushion material |
Also Published As
Publication number | Publication date |
---|---|
GB2039506A (en) | 1980-08-13 |
JPS643512B2 (US07368563-20080506-C00056.png) | 1989-01-20 |
US4190697A (en) | 1980-02-26 |
FR2446167B3 (US07368563-20080506-C00056.png) | 1982-07-30 |
DE2938231A1 (de) | 1980-07-24 |
CA1124971A (en) | 1982-06-08 |
JPS6290195A (ja) | 1987-04-24 |
FR2446167A1 (fr) | 1980-08-08 |
GB2039506B (en) | 1983-01-26 |
JPS5596195A (en) | 1980-07-22 |
DE2938231C2 (de) | 1985-08-22 |
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