FI920528A0 - Foerfarande foer framstaellning av ett dimensionsstabilt polyolefinskum, som innehaoller slutna celler och som har minskad halt cellformningsmedel i den slutliga anvaendningen. - Google Patents
Foerfarande foer framstaellning av ett dimensionsstabilt polyolefinskum, som innehaoller slutna celler och som har minskad halt cellformningsmedel i den slutliga anvaendningen.Info
- Publication number
- FI920528A0 FI920528A0 FI920528A FI920528A FI920528A0 FI 920528 A0 FI920528 A0 FI 920528A0 FI 920528 A FI920528 A FI 920528A FI 920528 A FI920528 A FI 920528A FI 920528 A0 FI920528 A0 FI 920528A0
- Authority
- FI
- Finland
- Prior art keywords
- som
- slutliga
- polyolefinskum
- minskad
- dimensionsstabilt
- Prior art date
Links
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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
-
- 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
- B29C44/56—After-treatment of articles, e.g. for altering the shape
- B29C44/5627—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching
- B29C44/5663—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching by perforating the foam, e.g. to open the cells
-
- 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
- B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
- B29C44/468—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length in a plurality of parallel streams which unite during the foaming
-
- 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
- B29C44/56—After-treatment of articles, e.g. for altering the shape
- B29C44/5609—Purging of residual gas, e.g. noxious or explosive blowing agents
-
- 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
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
-
- 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
- B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
- B29K2105/043—Skinned foam
-
- 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
- B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
- B29K2105/046—Condition, form or state of moulded material or of the material to be shaped cellular or porous with closed cells
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Toxicology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Molding Of Porous Articles (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/652,764 US5124097A (en) | 1991-02-08 | 1991-02-08 | Method of providing closed-cell polyolefin foam having reduced blowing agent content to the end user |
Publications (2)
Publication Number | Publication Date |
---|---|
FI920528A0 true FI920528A0 (fi) | 1992-02-07 |
FI920528A FI920528A (fi) | 1992-08-09 |
Family
ID=24618055
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI920528A FI920528A (fi) | 1991-02-08 | 1992-02-07 | Foerfarande foer framstaellning av ett dimensionsstabilt polyolefinskum, som innehaoller slutna celler och som har minskad halt cellformningsmedel i den slutliga anvaendningen. |
Country Status (10)
Country | Link |
---|---|
US (1) | US5124097A (fi) |
EP (1) | EP0498327A3 (fi) |
JP (1) | JPH04319425A (fi) |
KR (1) | KR920016514A (fi) |
AU (1) | AU1083692A (fi) |
BR (1) | BR9200483A (fi) |
CA (1) | CA2060851A1 (fi) |
FI (1) | FI920528A (fi) |
MX (1) | MX9200540A (fi) |
NO (1) | NO920508L (fi) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
HU217800B (hu) * | 1991-04-30 | 2000-04-28 | The Dow Chemical Co. | Eljárás polietilénhabból habosítószer eltávozásának meggyorsítására |
US5585058A (en) * | 1991-04-30 | 1996-12-17 | The Dow Chemical Company | Method for providing accelerated release of a blowing agent from a plastic foam |
US5776390A (en) * | 1992-12-15 | 1998-07-07 | Scriptoria N.V. | Method of forming boards of foam polyolefin using needle punching to release blowing agent |
ATE149910T1 (de) * | 1992-12-15 | 1997-03-15 | Scriptoria Nv | Bahnförmige schaumstoffplatten aus polyolefinen |
US5411689A (en) * | 1993-03-25 | 1995-05-02 | Sealed Air Corporation | Method for accelerating removal of residual blowing agent from extruded flexible foams |
US5749111A (en) * | 1996-02-14 | 1998-05-12 | Teksource, Lc | Gelatinous cushions with buckling columns |
EP0921148A1 (en) | 1997-12-08 | 1999-06-09 | Dow Deutschland Inc. | Low density strand foams |
US6225363B1 (en) | 1998-04-07 | 2001-05-01 | Pactiv Corporation | Foamable composition using high density polyethylene |
US6061902A (en) * | 1998-04-21 | 2000-05-16 | Dalhousie University | Method for recovering leads embedded within a composite structure |
US6258865B1 (en) | 1999-06-17 | 2001-07-10 | The Dow Chemical Company | Polymer foam and method of making using oil-containing furnace black as an insulation enhancer |
US6844055B1 (en) * | 1999-12-02 | 2005-01-18 | Dow Global Technologies Inc. | Hollow strandfoam and preparation thereof |
US7951449B2 (en) | 2002-06-27 | 2011-05-31 | Wenguang Ma | Polyester core materials and structural sandwich composites thereof |
US7045556B2 (en) * | 2002-07-02 | 2006-05-16 | Pactiv Corporation | Polyolefin foams made with isopentane-based blowing agents |
US7166248B2 (en) * | 2003-01-03 | 2007-01-23 | Pactiv Corporation | Reduced VOC emission alkenyl aromatic polymer foams and processes |
CN101142071A (zh) * | 2005-03-18 | 2008-03-12 | 陶氏全球科技股份有限公司 | 挤出模板 |
KR101150973B1 (ko) * | 2010-01-21 | 2012-05-30 | 충남대학교산학협력단 | 닫힌셀을 포함하는 폴리올레핀계 수지 발포체 및 이의 연속 제조방법 |
JP5753606B1 (ja) * | 2014-03-28 | 2015-07-22 | 基▲じぇん▼ 高 | 発泡マットユニットの製造方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3374300A (en) * | 1963-10-12 | 1968-03-19 | Azuma Kimikazu | Process and apparatus for the continuous production of polystyrenic foam materials |
GB1098408A (en) * | 1965-06-24 | 1968-01-10 | Monsanto Chemicals | Extrusion of resins |
US3789095A (en) * | 1965-08-19 | 1974-01-29 | T Winstead | Continuous method of manufacturing articles from foamed thermoplastic material |
US3573152A (en) * | 1969-07-29 | 1971-03-30 | Foster Grant Co Inc | Thermoplastic elongated cellular products |
DE2500534A1 (de) * | 1975-01-08 | 1976-07-15 | Spiess C F & Sohn | Verfahren und vorrichtung zum herstellen von verschluss-stopfen, insbesondere fuer flaschen o.dgl. |
US4134945A (en) * | 1976-11-02 | 1979-01-16 | Olin Corporation | Method and apparatus for making foam |
DE3027643C2 (de) * | 1980-07-22 | 1984-03-01 | Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover | Verfahren und Vorrichtung zur Herstellung eines Verpackungsmaterials |
ATE21649T1 (de) * | 1981-10-22 | 1986-09-15 | Ici Plc | Verfahren zur herstellung eines pvc bewaesserungsrohres. |
JPS5962122A (ja) * | 1982-10-02 | 1984-04-09 | Kanegafuchi Chem Ind Co Ltd | 合成樹脂発泡体の製造方法及び装置 |
US4663361A (en) * | 1985-12-24 | 1987-05-05 | The Dow Chemical Company | Expandable polyolefin compositions and preparation process utilizing isobutane blowing agent |
US4824720A (en) * | 1988-02-11 | 1989-04-25 | The Dow Chemical Company | Coalesced polyolefin foam having exceptional cushioning properties |
WO1988006094A1 (en) * | 1987-02-18 | 1988-08-25 | The Dow Chemical Company | Foam structure of coalesced foam strands or profiles |
-
1991
- 1991-02-08 US US07/652,764 patent/US5124097A/en not_active Expired - Fee Related
-
1992
- 1992-02-03 EP EP19920101697 patent/EP0498327A3/en not_active Ceased
- 1992-02-04 JP JP4018965A patent/JPH04319425A/ja active Pending
- 1992-02-07 NO NO92920508A patent/NO920508L/no unknown
- 1992-02-07 MX MX9200540A patent/MX9200540A/es not_active IP Right Cessation
- 1992-02-07 KR KR1019920001739A patent/KR920016514A/ko not_active Application Discontinuation
- 1992-02-07 CA CA002060851A patent/CA2060851A1/en not_active Abandoned
- 1992-02-07 AU AU10836/92A patent/AU1083692A/en not_active Abandoned
- 1992-02-07 BR BR929200483A patent/BR9200483A/pt not_active Application Discontinuation
- 1992-02-07 FI FI920528A patent/FI920528A/fi not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
BR9200483A (pt) | 1992-10-20 |
JPH04319425A (ja) | 1992-11-10 |
EP0498327A3 (en) | 1993-02-10 |
AU1083692A (en) | 1992-08-13 |
KR920016514A (ko) | 1992-09-24 |
FI920528A (fi) | 1992-08-09 |
NO920508L (no) | 1992-08-10 |
MX9200540A (es) | 1992-08-01 |
US5124097A (en) | 1992-06-23 |
CA2060851A1 (en) | 1992-08-09 |
NO920508D0 (no) | 1992-02-07 |
EP0498327A2 (en) | 1992-08-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |