JP4896925B2 - 発泡樹脂材 - Google Patents
発泡樹脂材 Download PDFInfo
- Publication number
- JP4896925B2 JP4896925B2 JP2008142076A JP2008142076A JP4896925B2 JP 4896925 B2 JP4896925 B2 JP 4896925B2 JP 2008142076 A JP2008142076 A JP 2008142076A JP 2008142076 A JP2008142076 A JP 2008142076A JP 4896925 B2 JP4896925 B2 JP 4896925B2
- Authority
- JP
- Japan
- Prior art keywords
- layer
- raw material
- melt
- mold
- foam
- 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
Landscapes
- Laminated Bodies (AREA)
Description
Claims (1)
- 発泡性原料から成形される発泡樹脂材であって、前記発泡性原料を溶融固化させて成形される第1層と、前記第1層に積層されると共に、前記発泡性原料を発泡溶着させて成形される第2層と、前記第1層と前記第2層の間に積層されると共に、前記第2層の発泡率に比して小さい発泡率を有するように前記発泡性原料を発泡溶着させて成形される中間層とからなり、前記第1層と中間層の成形に用いられる前記発泡性原料が同一の発泡性原料であり、前記中間層の発泡率は、前記第1層に近づくにつれて小さくなると共に、前記発泡性原料は、ブタジエンを5〜20質量%含有することを特徴とする発泡樹脂材。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008142076A JP4896925B2 (ja) | 2008-05-30 | 2008-05-30 | 発泡樹脂材 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008142076A JP4896925B2 (ja) | 2008-05-30 | 2008-05-30 | 発泡樹脂材 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009286030A JP2009286030A (ja) | 2009-12-10 |
JP4896925B2 true JP4896925B2 (ja) | 2012-03-14 |
Family
ID=41455717
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008142076A Expired - Fee Related JP4896925B2 (ja) | 2008-05-30 | 2008-05-30 | 発泡樹脂材 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4896925B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018144332A (ja) * | 2017-03-03 | 2018-09-20 | 東北資材工業株式会社 | 機能性発泡樹脂多層成形ボード及びその製造方法 |
WO2019198642A1 (ja) * | 2018-04-09 | 2019-10-17 | 旭化成株式会社 | 発泡成型体、及びその製造方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD128828A3 (de) * | 1974-12-05 | 1977-12-14 | Werner Lauterberg | Flexible mehrschichtenbahn auf basis von thermoplastschaumfolie und ein verfahren zu ihrer herstellung |
JPH01242211A (ja) * | 1988-03-24 | 1989-09-27 | Inoue Mtp Co Ltd | 多層異硬度クッション体の製造方法およびその製造用型 |
JP3189377B2 (ja) * | 1991-04-08 | 2001-07-16 | 鐘淵化学工業株式会社 | 発泡合成樹脂成形品の成形方法 |
JPH05154957A (ja) * | 1991-12-04 | 1993-06-22 | Nitto Denko Corp | 複合発泡体及びその製造方法 |
JP3377313B2 (ja) * | 1993-12-20 | 2003-02-17 | 住友化学工業株式会社 | 複合発泡成形体、それを用いる多層成形体及びそれらの製造方法 |
JP3135482B2 (ja) * | 1995-06-14 | 2001-02-13 | 東北パイオニア株式会社 | 射出発泡成形体によるスピーカ振動板 |
JPH091582A (ja) * | 1995-06-16 | 1997-01-07 | Honda Motor Co Ltd | 多層成形品の製造方法 |
JP2002316395A (ja) * | 2001-04-20 | 2002-10-29 | Nishikawa Kasei Co Ltd | 発泡樹脂成形体 |
EP1970403B1 (en) * | 2005-12-21 | 2012-02-08 | Sekisui Chemical Co., Ltd. | Closed cell foam rubber sheet, laminate, and waterproof/watertight sealing material using the sheet or lamiante |
-
2008
- 2008-05-30 JP JP2008142076A patent/JP4896925B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2009286030A (ja) | 2009-12-10 |
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