CA2222645A1 - Method for manufacturing solid elastomeric gels - Google Patents
Method for manufacturing solid elastomeric gels Download PDFInfo
- Publication number
- CA2222645A1 CA2222645A1 CA002222645A CA2222645A CA2222645A1 CA 2222645 A1 CA2222645 A1 CA 2222645A1 CA 002222645 A CA002222645 A CA 002222645A CA 2222645 A CA2222645 A CA 2222645A CA 2222645 A1 CA2222645 A1 CA 2222645A1
- Authority
- CA
- Canada
- Prior art keywords
- gel
- extruder
- cavity
- base portion
- sheet
- 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.)
- Abandoned
Links
- 239000007787 solid Substances 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims description 30
- 239000000499 gel Substances 0.000 title description 58
- 238000004519 manufacturing process Methods 0.000 title description 4
- 229920001169 thermoplastic Polymers 0.000 claims abstract description 11
- 239000004416 thermosoftening plastic Substances 0.000 claims abstract description 11
- 230000002093 peripheral effect Effects 0.000 claims abstract description 5
- 230000037303 wrinkles Effects 0.000 claims abstract description 3
- 229920001577 copolymer Polymers 0.000 claims description 21
- 239000004014 plasticizer Substances 0.000 claims description 14
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- 230000006837 decompression Effects 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims 1
- 238000010924 continuous production Methods 0.000 abstract 1
- 238000001125 extrusion Methods 0.000 description 9
- 238000012986 modification Methods 0.000 description 9
- 230000004048 modification Effects 0.000 description 9
- 238000010923 batch production Methods 0.000 description 8
- 230000015556 catabolic process Effects 0.000 description 7
- 238000006731 degradation reaction Methods 0.000 description 7
- 229920001400 block copolymer Polymers 0.000 description 6
- 229920000642 polymer Polymers 0.000 description 4
- 239000002480 mineral oil Substances 0.000 description 3
- 235000010446 mineral oil Nutrition 0.000 description 3
- 229920002633 Kraton (polymer) Polymers 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 210000004247 hand Anatomy 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- 210000000707 wrist Anatomy 0.000 description 2
- 229920001410 Microfiber Polymers 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 208000004210 Pressure Ulcer Diseases 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 230000004087 circulation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000003658 microfiber Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920006264 polyurethane film Polymers 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000003860 storage Methods 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
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/18—Plasticising macromolecular compounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/05—Parts, details or accessories of beds
- A61G7/057—Arrangements for preventing bed-sores or for supporting patients with burns, e.g. mattresses specially adapted therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/05—Parts, details or accessories of beds
- A61G7/057—Arrangements for preventing bed-sores or for supporting patients with burns, e.g. mattresses specially adapted therefor
- A61G7/05738—Arrangements for preventing bed-sores or for supporting patients with burns, e.g. mattresses specially adapted therefor with fluid-like particles, e.g. sand, mud, seeds, gel, beads
-
- 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
- B29B7/002—Methods
- B29B7/007—Methods for continuous mixing
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
- B29C43/18—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/1418—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the inserts being deformed or preformed, e.g. by the injection pressure
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14467—Joining articles or parts of a single article
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/285—Feeding the extrusion material to the extruder
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14467—Joining articles or parts of a single article
- B29C2045/14532—Joining articles or parts of a single article injecting between two sheets
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/285—Feeding the extrusion material to the extruder
- B29C48/297—Feeding the extrusion material to the extruder at several locations, e.g. using several hoppers or using a separate additive feeding
-
- 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
- B29K2105/0005—Condition, form or state of moulded material or of the material to be shaped containing compounding ingredients
-
- 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
- C08J2353/00—Characterised by the use of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers
- C08J2353/02—Characterised by the use of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers of vinyl aromatic monomers and conjugated dienes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Public Health (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Nursing (AREA)
- Veterinary Medicine (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Molding Of Porous Articles (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US22995P | 1995-06-15 | 1995-06-15 | |
US60/000229 | 1995-06-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2222645A1 true CA2222645A1 (en) | 1997-01-03 |
Family
ID=21690520
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002222645A Abandoned CA2222645A1 (en) | 1995-06-15 | 1996-05-14 | Method for manufacturing solid elastomeric gels |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0837766A1 (ko) |
JP (1) | JPH11507881A (ko) |
KR (1) | KR19990022862A (ko) |
AU (1) | AU5792596A (ko) |
CA (1) | CA2222645A1 (ko) |
TW (1) | TW352361B (ko) |
WO (1) | WO1997000163A1 (ko) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030030397A (ko) * | 2001-10-10 | 2003-04-18 | 정래은 | 통신망을 이용한 음성 메시지 배송 시스템 |
DE10241466B4 (de) * | 2001-12-14 | 2006-05-24 | Henkel Kgaa | Inline Blenden und Formgeben wasserlöslicher Polymere |
US20050058673A1 (en) | 2003-09-09 | 2005-03-17 | 3M Innovative Properties Company | Antimicrobial compositions and methods |
US7745509B2 (en) | 2003-12-05 | 2010-06-29 | 3M Innovative Properties Company | Polymer compositions with bioactive agent, medical articles, and methods |
CA2599667C (en) | 2005-03-10 | 2014-12-16 | 3M Innovative Properties Company | Antimicrobial compositions comprising esters of hydroxy carboxylic acids |
EP1858482B1 (en) | 2005-03-10 | 2014-04-23 | 3M Innovative Properties Company | Methods of reducing microbial contamination |
US20070166399A1 (en) | 2006-01-13 | 2007-07-19 | 3M Innovative Properties Company | Silver-containing antimicrobial articles and methods of manufacture |
ITPD20130131A1 (it) * | 2013-05-13 | 2014-11-14 | Gel Industry S R L | Metodo di accoppiamento e/o di unione di gel con un substrato di materiale compatibile |
IT201900020757A1 (it) * | 2019-11-11 | 2021-05-11 | Bridgestone Europe Nv Sa | Apparato e metodo per la produzione di una mescola di gomma impiegata per la fabbricazione di un manufatto in gomma o di uno pneumatico |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1202301A (en) * | 1967-07-29 | 1970-08-12 | Werner & Pfleiderer | A machine for continuously mixing blending and plasticising synthetic plastics compositions |
DE1704943A1 (de) * | 1968-02-23 | 1971-06-03 | Presswerk Koengen Gmbh | Verfahren zur Herstellung von mit Kondensationsharzen versehenen Folien beschichteten Formkoerpern,insbesondere Platten |
US3814563A (en) * | 1969-02-25 | 1974-06-04 | French Oil Mill Machinery | Apparatus for treating elastomeric materials |
CH536655A (de) * | 1970-11-20 | 1973-05-15 | Aweta Anstalt | Verfahren und Vorrichtung zur kontinuierlichen Herstellung von Gummi-, gummiähnlichen oder Kunststoffmischungen |
US5336708A (en) * | 1977-03-17 | 1994-08-09 | Applied Elastomerics, Inc. | Gelatinous elastomer articles |
US4788730A (en) * | 1987-12-02 | 1988-12-06 | Bexton Robert A | Gel-filled, variably-adjustable cushioning system for supporting a person |
JPH01198314A (ja) * | 1988-02-03 | 1989-08-09 | Honda Motor Co Ltd | 複合成形体の製造方法及びその製造装置 |
US5369829A (en) * | 1988-05-16 | 1994-12-06 | Jay Medical, Ltd. | Seat cushion for reclining wheelchairs |
CA2039160C (en) * | 1989-08-21 | 2001-04-24 | Takahisa Hara | Method for producing molded article of fiber-reinforced thermoplastic resin |
JP2632285B2 (ja) * | 1993-07-20 | 1997-07-23 | 株式会社アサヒコーポレーション | 衝撃吸収性の靴の成形法 |
TW323300B (ko) * | 1993-12-23 | 1997-12-21 | Shell Int Research | |
GB2293320B (en) * | 1994-09-14 | 1998-07-08 | Allen Nicholas Sandeman | Pressure relief cushions |
-
1996
- 1996-05-14 WO PCT/US1996/006855 patent/WO1997000163A1/en not_active Application Discontinuation
- 1996-05-14 CA CA002222645A patent/CA2222645A1/en not_active Abandoned
- 1996-05-14 KR KR1019970709331A patent/KR19990022862A/ko not_active Application Discontinuation
- 1996-05-14 AU AU57925/96A patent/AU5792596A/en not_active Abandoned
- 1996-05-14 JP JP9503056A patent/JPH11507881A/ja not_active Withdrawn
- 1996-05-14 EP EP96914622A patent/EP0837766A1/en not_active Withdrawn
- 1996-05-22 TW TW085106057A patent/TW352361B/zh active
Also Published As
Publication number | Publication date |
---|---|
KR19990022862A (ko) | 1999-03-25 |
TW352361B (en) | 1999-02-11 |
WO1997000163A1 (en) | 1997-01-03 |
EP0837766A1 (en) | 1998-04-29 |
JPH11507881A (ja) | 1999-07-13 |
AU5792596A (en) | 1997-01-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FZDE | Discontinued |