JPH08502786A - 単一形体スチレンフォーム構造のための方法 - Google Patents
単一形体スチレンフォーム構造のための方法Info
- Publication number
- JPH08502786A JPH08502786A JP6511194A JP51119494A JPH08502786A JP H08502786 A JPH08502786 A JP H08502786A JP 6511194 A JP6511194 A JP 6511194A JP 51119494 A JP51119494 A JP 51119494A JP H08502786 A JPH08502786 A JP H08502786A
- Authority
- JP
- Japan
- Prior art keywords
- foam structure
- weight
- water
- blowing agent
- styrene
- 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.)
- Granted
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
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/127—Mixtures of organic and inorganic blowing agents
-
- 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
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
-
- 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
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/12—Organic compounds only containing carbon, hydrogen and oxygen atoms, e.g. ketone or alcohol
-
- 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
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
-
- 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
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
- C08J2203/142—Halogenated saturated hydrocarbons, e.g. H3C-CF3
-
- 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
- C08J2325/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers
- C08J2325/02—Homopolymers or copolymers of hydrocarbons
- C08J2325/04—Homopolymers or copolymers of styrene
-
- 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
- Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S521/91—Plural blowing agents for producing nonpolyurethane cellular products
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Graft Or Block Polymers (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.以下の工程:即ち、 a)スチレンポリマー材料の総重量を基準としてスチレンモノマー単位を50重 量%以上有するスチレンポリマー材料を加熱して溶融ポリマー材料を作る工程; b)高温において、発泡剤の総重量を基準として水を1重量%又はそれ以上含む 発泡剤を、溶融ポリマー材料の中に混和して発泡可能ゲルを作る工程;及び c)減圧下で、該発泡可能ゲルを膨張させてフォーム構造を作る工程を含む単一 形体セルサイズ分布を有するスチレンポリマーフォーム構造を作る方法において 、スチレンポリマー材料が、発泡可能ゲルの膨張時に、単一形体セルサイズ分布 のスチレンポリマーフォーム構造の形成を提供するのに十分な水溶性を有するこ とを特徴とする方法。 2.発泡可能ゲルを最適発泡温度まで冷却し、次にダイを通して減圧域に押出 して、フォーム構造を作る請求項1記載の方法。 3.核剤を、溶融ポリマー材料の中に混和する請求項1又は2記載の方法。 4.溶融ポリマー材料中に混和された発泡剤が、発泡剤の総重量を基準として 、水を3重量%又はそれ以上含む請求項1,2又は3記載の方法。 5.ポリマー溶融材料が、125℃において、溶融ポリマー材料100重量部 当たり水0.4重量部又はそれ以上の水溶性を有する請求項1,2又は3記載の 方法。 6.可溶化剤を溶融ポリマー材料の中に混和して、可溶化剤が存在していない 対応溶融ポリマー材料よりも水溶性を増大させる請求項1,2又は3記載の方法 。 7.ポリマー溶融材料が、125℃において、溶融ポリマー材料100重量部 当たり水3重量部又はそれ以上の水溶性を有する請求項1,2又は3記載の方法 。 8.以下の工程:即ち、 a)スチレンポリマー材料の総重量を基準としてスチレンモノマー単位を50重 量%以上有するスチレンポリマー材料を加熱して溶融ポリマー材料を作る工程; b)該溶融ポリマー材料の中に発泡剤を混和して発泡可能ゲルを作る工程、該発 泡剤は、実質的に複形体セルサイズ分布を有し、且つポリスチレンの20重量% 又はそれ未満が20,000未満の分子量をそれぞれ有する独立ポリマー分子で ある、実質的に平均分子量200,000の該ポリスチレンから成るフォーム構 造の形成を提供するのに十分な量の水を有する:及び c)減圧下で、該発泡可能ゲルを膨張させてフォーム構造を作る工程を含む単一 形体セルサイズ分布を有するスチレンポリマーフォーム構造を作る方法において 、スチレンポリマー材料が、発泡可能ゲルの膨張時に、単一形体セルサイズ分布 のスチレンポリマーフォーム構造の形成を提供するのに十分な水溶性を有するこ とを特徴とする方法。 9.上記請求項のいずれかに記載の方法によって得ることができる単一形体ス チレンポリマーフォーム構造。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/965,589 | 1992-10-23 | ||
US07/965,589 US5380767A (en) | 1992-10-23 | 1992-10-23 | Foamable gel with an aqueous blowing agent expandable to form a unimodal styrenic polymer foam structure and a process for making the foam structure |
PCT/US1993/010144 WO1994009975A1 (en) | 1992-10-23 | 1993-10-22 | Process for unimodal styrenic foam structure |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH08502786A true JPH08502786A (ja) | 1996-03-26 |
JP3435161B2 JP3435161B2 (ja) | 2003-08-11 |
Family
ID=25510185
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51119494A Expired - Lifetime JP3435161B2 (ja) | 1992-10-23 | 1993-10-22 | 単峰セルサイズ分布スチレンフォーム構造のための方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US5380767A (ja) |
EP (1) | EP0678070B1 (ja) |
JP (1) | JP3435161B2 (ja) |
AT (1) | ATE215440T1 (ja) |
CA (1) | CA2145297C (ja) |
DE (1) | DE69331781T2 (ja) |
ES (1) | ES2171422T3 (ja) |
WO (1) | WO1994009975A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010532412A (ja) * | 2007-07-03 | 2010-10-07 | ダウ グローバル テクノロジーズ インコーポレイティド | 大きいセルサイズおよび高いフィラー量を有する閉鎖セル発泡体 |
JP2015174865A (ja) * | 2014-03-12 | 2015-10-05 | 株式会社ジェイエスピー | ポリスチレン系樹脂押出発泡体の製造方法 |
TWI671340B (zh) * | 2013-12-16 | 2019-09-11 | 瑞士商克萊瑞特國際股份有限公司 | 聚合型發泡體 |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5886061A (en) * | 1993-03-09 | 1999-03-23 | University Of Pittsburgh | Polymers capable of reversibly complexing acid gases and foamed polymers produced therefrom |
US5507848A (en) * | 1993-03-12 | 1996-04-16 | Beckman; Eric J. | Polymers capable of reversibly complexing acid gases and a method of using the same |
CZ263998A3 (cs) * | 1996-02-23 | 1999-01-13 | The Dow Chemical Company | Polymerní pěny |
NL1008383C2 (nl) * | 1998-02-20 | 1999-08-24 | Synbra Tech Bv | Werkwijze voor het vervaardigen van schuimmaterialen door extrusie, alsmede een inrichting voor het uitvoeren van een dergelijke werkwijze. |
US20030067094A1 (en) * | 2001-09-20 | 2003-04-10 | Dempsey Richard W. | Treating polystyrene foam |
DE10241298A1 (de) * | 2002-09-04 | 2004-03-18 | Basf Ag | Verfahren zur Herstellung von Polystyrolschaumpartikeln mit niedriger Schüttdichte |
US9796848B2 (en) * | 2002-10-25 | 2017-10-24 | Honeywell International Inc. | Foaming agents and compositions containing fluorine substituted olefins and methods of foaming |
KR100875409B1 (ko) | 2004-12-22 | 2008-12-23 | 알베마를 코포레이션 | 난연성 팽창 폴리스티렌 발포체 조성물 |
BRPI0419270A (pt) | 2004-12-22 | 2008-05-06 | Albemarle Corp | composições de espuma de poliestireno retardadora de chama |
US20080293839A1 (en) * | 2006-09-07 | 2008-11-27 | Stobby William G | Stabilized extruded alkenyl aromatic polymer foams and processes for extruding stabilized alkenyl aromatic polymer foams |
US20100292355A1 (en) * | 2007-05-15 | 2010-11-18 | Barger Mark A | Alkenyl-aromatic foam having good surface quality, high thermal insulating properties and low density |
EP2486086B1 (en) | 2009-10-06 | 2016-04-13 | Dow Global Technologies LLC | Extruded polystyrene foam with broad comonomer content distribution |
JP5894188B2 (ja) | 2010-12-17 | 2016-03-23 | ダウ グローバル テクノロジーズ エルエルシー | ポリスチレン溶融押出し法 |
EP4359619A1 (en) | 2021-06-24 | 2024-05-01 | DDP Specialty Electronic Materials US, LLC | Extruded polystyrene boardstock and roof structure containing the extruded polystyrene boardstock |
WO2024015206A1 (en) | 2022-07-15 | 2024-01-18 | Ddp Specialty Electronic Materials Us, Llc | Flame-resistant shield for protected membrane roofs |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1316465A (en) * | 1970-08-25 | 1973-05-09 | Monsanto Chemicals | Production of foamed resins |
US4452751A (en) * | 1982-02-26 | 1984-06-05 | The Dow Chemical Company | Styrena polymer foam made with α-polyolefin additives |
US4455272A (en) * | 1982-03-29 | 1984-06-19 | Standard Oil Company (Indiana) | Method of extruding a polystyrene foam using both a physical blowing agent and water |
US4559367A (en) * | 1985-04-12 | 1985-12-17 | The Dow Chemical Company | Combination blowing agent and filler for thermoplastic foams |
BR8807460A (pt) * | 1987-04-15 | 1990-04-10 | Dow Chemical Co | Metodo de extrusao de um corpo de espuma de resina sintetica aromatica de alquenila dotado de celulas fechadas |
IS1537B (is) * | 1988-08-02 | 1994-01-28 | Kanegafuchi Kagaku Kogyo Kabushiki Kaisha | Útþanið tilbúið viðarkvoðufrauð (gerviresínfroða)og aðferð við framleiðslu þess |
DE3943265C2 (de) * | 1989-12-29 | 1996-08-01 | Gefinex Jackon Gmbh | Verfahren zur Herstellung von Kunststoffschaum |
NO177791C (no) * | 1990-02-01 | 1995-11-22 | Kanegafuchi Chemical Ind | Fremgangsmåte for fremstilling av polystyrenskum |
BR9101167A (pt) * | 1990-04-06 | 1991-11-05 | Dow Chemical Co | Composicao polimerica espumavel,processo para produzir um produto de espuma e produto de espuma |
JPH04136045A (ja) * | 1990-09-28 | 1992-05-11 | Sekisui Plastics Co Ltd | ポリスチレン系樹脂発泡体の製造方法 |
US5244927A (en) * | 1992-06-09 | 1993-09-14 | The Dow Chemical Company | Low density styrene polymer foams and process for preparing same |
-
1992
- 1992-10-23 US US07/965,589 patent/US5380767A/en not_active Expired - Lifetime
-
1993
- 1993-10-22 EP EP93925004A patent/EP0678070B1/en not_active Expired - Lifetime
- 1993-10-22 AT AT93925004T patent/ATE215440T1/de active
- 1993-10-22 JP JP51119494A patent/JP3435161B2/ja not_active Expired - Lifetime
- 1993-10-22 DE DE69331781T patent/DE69331781T2/de not_active Expired - Lifetime
- 1993-10-22 CA CA002145297A patent/CA2145297C/en not_active Expired - Lifetime
- 1993-10-22 ES ES93925004T patent/ES2171422T3/es not_active Expired - Lifetime
- 1993-10-22 WO PCT/US1993/010144 patent/WO1994009975A1/en active IP Right Grant
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010532412A (ja) * | 2007-07-03 | 2010-10-07 | ダウ グローバル テクノロジーズ インコーポレイティド | 大きいセルサイズおよび高いフィラー量を有する閉鎖セル発泡体 |
TWI671340B (zh) * | 2013-12-16 | 2019-09-11 | 瑞士商克萊瑞特國際股份有限公司 | 聚合型發泡體 |
JP2015174865A (ja) * | 2014-03-12 | 2015-10-05 | 株式会社ジェイエスピー | ポリスチレン系樹脂押出発泡体の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
ATE215440T1 (de) | 2002-04-15 |
EP0678070A4 (en) | 1995-12-27 |
EP0678070A1 (en) | 1995-10-25 |
CA2145297A1 (en) | 1994-05-11 |
JP3435161B2 (ja) | 2003-08-11 |
DE69331781D1 (de) | 2002-05-08 |
CA2145297C (en) | 2004-06-22 |
ES2171422T3 (es) | 2002-09-16 |
US5380767A (en) | 1995-01-10 |
DE69331781T2 (de) | 2003-06-12 |
WO1994009975A1 (en) | 1994-05-11 |
EP0678070B1 (en) | 2002-04-03 |
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