JPH08510768A - 軟質ポリマーフォームの製造方法 - Google Patents
軟質ポリマーフォームの製造方法Info
- Publication number
- JPH08510768A JPH08510768A JP7500159A JP50015995A JPH08510768A JP H08510768 A JPH08510768 A JP H08510768A JP 7500159 A JP7500159 A JP 7500159A JP 50015995 A JP50015995 A JP 50015995A JP H08510768 A JPH08510768 A JP H08510768A
- Authority
- JP
- Japan
- Prior art keywords
- weight
- isocyanate
- average
- polyisocyanate
- content
- 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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4833—Polyethers containing oxyethylene units
- C08G18/4837—Polyethers containing oxyethylene units and other oxyalkylene units
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4833—Polyethers containing oxyethylene units
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2110/00—Foam properties
- C08G2110/0008—Foam properties flexible
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2110/00—Foam properties
- C08G2110/0041—Foam properties having specified density
- C08G2110/005—< 50kg/m3
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2110/00—Foam properties
- C08G2110/0083—Foam properties prepared using water as the sole blowing agent
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyurethanes Or Polyureas (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.軟質ポリマーフォームの製造方法であって、(A)イソシアネート含有プ レポリマー[2−15重量%のNCO含量を有し、2−8の平均公称官能価、5 00−5000の平均当量および好ましくは最高30重量%のオキシエチレン含 量を有するイソシアネート反応性ポリマーを化学量論的過剰量のポリイソシアネ ートと反応させることにより得られる]を含むポリイソシアネート成分を、(B )水、ならびに2−3の平均公称ヒドロキシル官能価、100−1000の平均 ヒドロキシル当量、少なくとも60重量%のオキシエチレン含量および少なくと も75%の平均第一ヒドロキシル基含量を有するポリオキシアルキレンポリオー ルを含むイソシアネート反応性成分と反応させることによる方法。 2.イソシアネート反応性成分の量がポリイソシアネート成分100重量部当 たり1−20重量部であることを特徴とする、請求項1に記載の方法。 3.プレポリマーが芳香族ポリイソシアネートから得られることを特徴とする 、請求項1または2に記載の方法。 4.ポリオキシアルキレンポリオールが100−700の平均ヒドロキシル当 量、少なくとも75重量%のオキシエチレン含量および少なくとも95%の平均 第一ヒドロキシル基含量を有することを特徴とする、請求項1ないし3のいずれ か1項に記載の方法。 5.ポリオキシアルキレンポリオールがポリオキシアルキレンジオールである ことを特徴とする、請求項1ないし4のいずれか1項に記載の方法。 6.イソシアネート反応性成分が10−90重量%の水を含むことを特徴とす る、請求項1ないし5のいずれか1項に記載の方法。 7.別個の容器内における下記を含む反応系: (A)2−15重量%のNCO含量を有する、かつ2−8の平均公称官能価、5 00−5000の平均当量および好ましくは最高30重量%のオキシエチレン含 量を有するイソシアネート反応性ポリマーを化学量論的過剰量のポリイソシアネ ートと反応させることにより得られる、イソシアネート含有プレポリマー、 (B)15重量%を越えるNCO含量を有するポリイソシアネート、 (C)下記を含むイソシアネート反応性成分: (i)水、ならびに (ii)2−3の平均公称ヒドロキシル官能価、100−1000の平均ヒドロ キシル当量、少なくとも60重量%のオキシエチレン含量、および少なくとも7 5%の平均第一ヒドロキシル基含量を有するポリオキシアルキレンポリオール。 8.反応系が(A)と(B)の全重量に対して計算して少なくとも70重量% の(A)、および(A)と(B)の100重量部当たり1−20重量部の(C) を含むことを特徴とする、請求項7に記載の反応系。 9.(B)が少なくとも20重量%のNCO含量を有し、(C)(ii)が10 0−700の平均ヒドロキシル当量、少なくとも75重量%のオキシエチレン含 量、および少なくとも95%の平均第一ヒドロキシル基含量を有し、かつ(C) (i):(C)(ii)の重量比が1:10−10:1である、請求項7または8 に記載の反応系。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB939311345A GB9311345D0 (en) | 1993-06-02 | 1993-06-02 | Method for the preparation of flexible polymeric foams |
| GB9311345.4 | 1993-06-02 | ||
| PCT/EP1994/001549 WO1994028044A1 (en) | 1993-06-02 | 1994-05-13 | Method for the preparation of flexible polymeric foams |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH08510768A true JPH08510768A (ja) | 1996-11-12 |
| JP3328288B2 JP3328288B2 (ja) | 2002-09-24 |
Family
ID=10736483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50015995A Expired - Lifetime JP3328288B2 (ja) | 1993-06-02 | 1994-05-13 | 軟質ポリマーフォームの製造方法 |
Country Status (9)
| Country | Link |
|---|---|
| EP (1) | EP0701578B1 (ja) |
| JP (1) | JP3328288B2 (ja) |
| CN (1) | CN1036462C (ja) |
| CA (1) | CA2161693A1 (ja) |
| DE (1) | DE69405737T2 (ja) |
| ES (1) | ES2106547T3 (ja) |
| GB (2) | GB9311345D0 (ja) |
| TW (1) | TW299337B (ja) |
| WO (1) | WO1994028044A1 (ja) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1234843A1 (en) | 2001-02-26 | 2002-08-28 | Huntsman International Llc | Process for preparing a flexible polyurethane foam |
| DE10314762A1 (de) † | 2003-03-31 | 2004-10-14 | Basf Ag | Verfahren zur Herstellung von Polyurethan-Weichschaumstoffen |
| CA3127407A1 (en) * | 2019-02-07 | 2020-08-13 | Basf Se | Flexible polyurethane foams with high water absorption capacity |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| LU74539A1 (ja) * | 1976-03-12 | 1977-09-27 | ||
| IT1058454B (it) * | 1976-03-17 | 1982-04-10 | Montedison Spa | Tprcedimento per la produzione di schiume poliuretaniche soffici ed extra supersoffici |
| JPS5923327B2 (ja) * | 1977-02-28 | 1984-06-01 | アキレス株式会社 | 親水性ウレタンフオ−ムの製造方法 |
| US4292412A (en) * | 1980-01-16 | 1981-09-29 | W. R. Grace & Co. | Hydrophilic, fabric softener foam compositions and method of making |
| US4365025A (en) * | 1981-12-08 | 1982-12-21 | W. R. Grace & Co. | Flexible polyurethane foams from polymethylene polyphenyl isocyanate containing prepolymers |
| US4603076A (en) * | 1985-03-04 | 1986-07-29 | Norwood Industries, Inc. | Hydrophilic foam |
| US5175229A (en) * | 1986-11-18 | 1992-12-29 | W. R. Grace & Co.-Conn. | Biocompatible polyurea-urethane hydrated polymers |
| IT1229756B (it) * | 1989-05-17 | 1991-09-10 | Montedipe Spa | Schiume poliuretaniche flessibili e procedimento per la loro preparazione |
| AU636191B2 (en) * | 1990-02-01 | 1993-04-22 | Huntsman Ici Chemicals Llc | Manufacturing of polymeric foams from polyisocyanate compositions |
-
1993
- 1993-06-02 GB GB939311345A patent/GB9311345D0/en active Pending
-
1994
- 1994-05-06 GB GB9409007A patent/GB9409007D0/en active Pending
- 1994-05-10 TW TW083104226A patent/TW299337B/zh active
- 1994-05-13 CA CA002161693A patent/CA2161693A1/en not_active Abandoned
- 1994-05-13 DE DE69405737T patent/DE69405737T2/de not_active Expired - Fee Related
- 1994-05-13 EP EP94918318A patent/EP0701578B1/en not_active Expired - Lifetime
- 1994-05-13 WO PCT/EP1994/001549 patent/WO1994028044A1/en not_active Ceased
- 1994-05-13 ES ES94918318T patent/ES2106547T3/es not_active Expired - Lifetime
- 1994-05-13 CN CN 94192324 patent/CN1036462C/zh not_active Expired - Fee Related
- 1994-05-13 JP JP50015995A patent/JP3328288B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB9409007D0 (en) | 1994-06-22 |
| TW299337B (ja) | 1997-03-01 |
| EP0701578B1 (en) | 1997-09-17 |
| CN1036462C (zh) | 1997-11-19 |
| EP0701578A1 (en) | 1996-03-20 |
| GB9311345D0 (en) | 1993-07-21 |
| DE69405737T2 (de) | 1998-01-15 |
| CA2161693A1 (en) | 1994-12-08 |
| JP3328288B2 (ja) | 2002-09-24 |
| WO1994028044A1 (en) | 1994-12-08 |
| ES2106547T3 (es) | 1997-11-01 |
| DE69405737D1 (de) | 1997-10-23 |
| HK1001730A1 (en) | 1998-07-03 |
| CN1124965A (zh) | 1996-06-19 |
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