GB2480905B - A novel process for the manufacture of auxetic foams and for the conversion of auxetic foam to conventional form - Google Patents
A novel process for the manufacture of auxetic foams and for the conversion of auxetic foam to conventional formInfo
- Publication number
- GB2480905B GB2480905B GB1107220.4A GB201107220A GB2480905B GB 2480905 B GB2480905 B GB 2480905B GB 201107220 A GB201107220 A GB 201107220A GB 2480905 B GB2480905 B GB 2480905B
- Authority
- GB
- United Kingdom
- Prior art keywords
- auxetic
- conversion
- manufacture
- novel process
- conventional form
- 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 - Fee Related
Links
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
- B29C44/34—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
-
- 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
- B29C44/35—Component parts; Details or accessories
- B29C44/355—Characteristics of the foam, e.g. having particular surface properties or structure
- B29C44/357—Auxetic foams, i.e. material with negative Poisson ratio; anti rubber; dilatational; re-entrant
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
MTP4236 | 2008-10-30 | ||
PCT/EP2009/064329 WO2010049511A2 (en) | 2008-10-30 | 2009-10-29 | A novel process for the manufacture of auxetic foams and for the conversion of auxetic foam to conventional form |
Publications (3)
Publication Number | Publication Date |
---|---|
GB201107220D0 GB201107220D0 (en) | 2011-06-15 |
GB2480905A GB2480905A (en) | 2011-12-07 |
GB2480905B true GB2480905B (en) | 2013-08-14 |
Family
ID=42060603
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1107220.4A Expired - Fee Related GB2480905B (en) | 2008-10-30 | 2009-10-29 | A novel process for the manufacture of auxetic foams and for the conversion of auxetic foam to conventional form |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB2480905B (en) |
WO (1) | WO2010049511A2 (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105965930B (en) * | 2016-06-20 | 2018-07-03 | 苏州芳磊蜂窝复合材料有限公司 | A kind of interior cellular preparation method of hexagonal negative poisson's ratio |
EP3681688B1 (en) * | 2017-09-13 | 2021-12-29 | Basf Se | Auxetic polyurethane and melamine foams by triaxial compression |
USD869890S1 (en) | 2017-12-05 | 2019-12-17 | Steelcase Inc. | Chairback |
USD869872S1 (en) | 2017-12-05 | 2019-12-17 | Steelcase Inc. | Chair |
USD870479S1 (en) | 2017-12-05 | 2019-12-24 | Steelcase Inc. | Chair |
USD869889S1 (en) | 2017-12-05 | 2019-12-17 | Steelcase Inc. | Chairback |
USD907383S1 (en) | 2019-05-31 | 2021-01-12 | Steelcase Inc. | Chair with upholstered back |
USD907935S1 (en) | 2019-05-31 | 2021-01-19 | Steelcase Inc. | Chair |
CN110951108B (en) * | 2019-10-25 | 2021-05-28 | 中国科学院长春应用化学研究所 | Method for converting polymer negative Poisson's ratio foam into positive Poisson's ratio foam and foam low-cost transportation method |
NL2025349B1 (en) * | 2020-04-15 | 2021-10-26 | Smart Mat Limited | Method for the synthesis of an auxetic polyurethane foam with a defined cell structure and auxetic polyurethane foam obtainable by the method |
CN115521596B (en) * | 2022-10-10 | 2023-06-23 | 吉林省博砚科技有限公司 | Polyhydroxyalkanoate auxetic foam and preparation method thereof |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007052054A1 (en) * | 2005-11-04 | 2007-05-10 | Auxetic Technologies Limited | A process for the preparation of auxetic foams |
-
2009
- 2009-10-29 WO PCT/EP2009/064329 patent/WO2010049511A2/en active Application Filing
- 2009-10-29 GB GB1107220.4A patent/GB2480905B/en not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007052054A1 (en) * | 2005-11-04 | 2007-05-10 | Auxetic Technologies Limited | A process for the preparation of auxetic foams |
Non-Patent Citations (2)
Title |
---|
FRISS E A ET AL: "Negative Poisson's ratio polymeric and metallic foams" JOURNAL OF MATERIALS SCIENCE, SPRINGER NETHERLANDS, NL LNKD - DOI:10.1007/BF00551939, vol. 23, 1 January 1988 , pages 4406-4414, XP002515796 - ISSN: 0022-2461 * |
Grima J. N. et al: "A Novel Process for the Manufacture of Auxetic Foams andfor Their re-Conversion to Conventional Form" ADVANCED ENGINEERING MATERIALS (July 2009) vol. 11, no. 7, 13 May 2009, pages 533-535, XP002577220 WILEY-VCH Verlag GmbH & Co. KGaA Weinheim * |
Also Published As
Publication number | Publication date |
---|---|
WO2010049511A4 (en) | 2010-09-10 |
WO2010049511A3 (en) | 2010-07-22 |
WO2010049511A2 (en) | 2010-05-06 |
GB201107220D0 (en) | 2011-06-15 |
GB2480905A (en) | 2011-12-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20171029 |