JP2000511229A - 直鎖状超高分子量ポリアミドおよびそれらの製造方法 - Google Patents
直鎖状超高分子量ポリアミドおよびそれらの製造方法Info
- Publication number
- JP2000511229A JP2000511229A JP09542921A JP54292197A JP2000511229A JP 2000511229 A JP2000511229 A JP 2000511229A JP 09542921 A JP09542921 A JP 09542921A JP 54292197 A JP54292197 A JP 54292197A JP 2000511229 A JP2000511229 A JP 2000511229A
- Authority
- JP
- Japan
- Prior art keywords
- molecular weight
- polyamide
- catalyst
- average molecular
- intrinsic viscosity
- 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
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
- C08G69/04—Preparatory processes
-
- 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
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/46—Polycondensates having carboxylic or carbonic ester groups in the main chain having heteroatoms other than oxygen
-
- 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
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
- C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
- C08G69/28—Preparatory processes
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyamides (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. サイズ排除クロマトグラフィーによりそれぞれの分子量が決定されるとき に、200,000より大きい重量平均分子量および25,000より大きい数 平均分子量を有し、および分子量100,000において決定されるときに、直 鎖状標準物の固有粘度に対する固有粘度の比に相当するg’値が、検出できる長 鎖の枝分かれがないことを示す少なくとも0.95である、ことを特徴とする本 質的に直鎖状のポリアミド。 2. ポリアミドがナイロン6,6であることを特徴とする請求項1に記載のポ リアミド。 3. ポリアミドが、ヘキサメチレンジアンモニウムアジペートと2−メチルペ ンタメチレンジアミンおよび3,5−ジカルボキシベンゼンスルホン酸とのコポ リマーであることを特徴とする請求項1に記載のポリアミド。 4. ポリアミドが、少なくとも40,000の数平均分子量を有することを特 徴とする請求項1に記載のポリアミド。 5.サイズ排除クロマトグラフィーによりそれぞれ分子量が決定されるときに、 200,000より大きい重量平均分子量および25,000より大きい数平均 分子量を有し、および分予量100,000において決定されるときに、直鎖状 標準物の固有粘度に対する固有粘度の比に相当するg’値が、検出できる長鎖の 枝分かれがないことを示す少なくとも0.95である、本質的に直鎖状のポリア ミドを製造するための方法であって、前記方法は; (1)低分子量のポリアミドおよびポリマーのkgにつき少なくとも0.5mm olの下式の触媒 R(CH2)nPO3R’2 (式中、Rは2−ピリジルまたはNH2−;n=2、3または4;およびR’は C1−C10のアルキルまたは水素)とを充分に混合することが可能な重合反応器 に充填させる工程; (2)265〜300℃まで充填物を加熱し、充填物を溶融させる工程; (3)不活性ガスで反応器を掃引しながら、少なくとも約5分間にわたって溶融 ポリマーを完全に混合する工程; (4)反応器からポリアミドを排出する工程; とを備えることを特徴とする方法。 6. 前記触媒は[2−(2’−ピリジル)−エチル]ホスホン酸を含むことを 特徴とする請求項5に記載の方法。 7. 反応器の温度を約270〜290℃に維持することを特徴とする請求項5 に記載の方法。 8. 触媒の量が、ポリアミドのkgにつき少なくとも1mmolであることを 特徴とする請求項5に記載の方法。 9. 触媒の量が、ポリアミドのkgにつき少なくとも2mmolであることを 特徴とする請求項8に記載の方法。 10. 触媒の量が、ポリアミドのkgにつき少なくとも0.5〜10mmol であることを特徴する請求項5に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/657,745 US5698658A (en) | 1996-05-31 | 1996-05-31 | Linear very high molecular weight polyamides and process for producing them |
US08/657,745 | 1996-05-31 | ||
PCT/US1997/009115 WO1997045471A1 (en) | 1996-05-31 | 1997-05-30 | Linear very high molecular weight polyamides and process for producing them |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2000511229A true JP2000511229A (ja) | 2000-08-29 |
JP3798028B2 JP3798028B2 (ja) | 2006-07-19 |
Family
ID=24638508
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP54292197A Expired - Fee Related JP3798028B2 (ja) | 1996-05-31 | 1997-05-30 | 直鎖状超高分子量ポリアミドおよびそれらの製造方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US5698658A (ja) |
EP (1) | EP0927215B1 (ja) |
JP (1) | JP3798028B2 (ja) |
KR (1) | KR20000016148A (ja) |
BR (1) | BR9709580A (ja) |
DE (1) | DE69736295T2 (ja) |
WO (1) | WO1997045471A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010512445A (ja) * | 2006-12-20 | 2010-04-22 | ヒョスン・コーポレーション | 形状記憶性ポリアミドおよびそれを用いた形状記憶性ポリアミド生地の製造方法 |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6834424B2 (en) * | 2001-05-22 | 2004-12-28 | Mitek Holdings, Inc. | Battery assembling method |
KR100818562B1 (ko) * | 2006-05-08 | 2008-04-02 | 서용석 | 양 말단에 반응기를 가진 액정단위(메조겐유닛)를 이용한고분자수지의 분자량 증가방법과 높은 내 충격성을 가지는고분자수지 제조 |
CN110998004A (zh) | 2017-06-08 | 2020-04-10 | 奥升德功能材料运营有限公司 | 聚酰胺纳米纤维非织造物 |
US11376534B2 (en) | 2017-06-08 | 2022-07-05 | Ascend Performance Materials Operations Llc | Polyamide nanofiber nonwovens for filters |
CA3102787A1 (en) | 2018-06-08 | 2019-12-12 | Ascend Performance Materials Operations Llc | Tunable nanofiber nonwoven products |
EP3814400A1 (en) | 2018-06-27 | 2021-05-05 | Ascend Performance Materials Operations LLC | Processes for removing residual caprolactam via ssp water addition |
AU2019404016B2 (en) | 2018-12-18 | 2022-12-08 | Ascend Performance Materials Operations Llc | Antimicrobial nonwoven polyamides with zinc content |
MX2021008214A (es) | 2019-01-07 | 2021-08-11 | Ascend Performance Mat Operations Llc | Composiciones de poliamida retardadoras de llama no halogenadas. |
MX2021009284A (es) | 2019-01-31 | 2021-11-12 | Ascend Performance Mat Operations Llc | Poliamida moldeada por inyeccion modificada por impacto. |
KR20210126672A (ko) | 2019-02-12 | 2021-10-20 | 어센드 퍼포먼스 머티리얼즈 오퍼레이션즈 엘엘씨 | 내가수분해성 폴리아미드 |
EP3947563A1 (en) | 2019-04-01 | 2022-02-09 | Ascend Performance Materials Operations LLC | Non-halogenated flame retardant polyamide compositions |
WO2020223638A1 (en) | 2019-05-01 | 2020-11-05 | Ascend Performance Materials Operations Llc | Filter media comprising polyamide nanofiber layer |
US20210186025A1 (en) | 2019-12-18 | 2021-06-24 | Ascend Performance Materials Operations Llc | Processes for producing fiber and fabrics with zinc content |
CN116056874A (zh) | 2020-08-13 | 2023-05-02 | 奥升德功能材料运营有限公司 | 具有二聚酸和二聚胺的脂族和半芳族聚酰胺 |
WO2022094321A1 (en) | 2020-10-30 | 2022-05-05 | Ascend Performance Materials Operations Llc | Polyamide nonwovens in sound absorbing multi-layer composites |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6601486A (ja) * | 1965-02-05 | 1966-08-08 | ||
US3365428A (en) * | 1965-03-25 | 1968-01-23 | Celanese Corp | Polymerization of polyamide-precursor salt in the presence of a phosphinic acid |
US4390667A (en) * | 1981-07-06 | 1983-06-28 | Allied Corporation | Process for increasing the melt viscosity of polyamide with aryl phosphate compound |
US4433116A (en) * | 1981-07-06 | 1984-02-21 | Allied Corporation | Process for increasing the relative viscosity of polycaprolactam with phosphite compound |
US4556324A (en) * | 1984-05-01 | 1985-12-03 | E. I. Du Pont De Nemours And Company | Apparatus for forming films of constant thickness |
US4912175A (en) * | 1988-08-01 | 1990-03-27 | E. I. Du Pont De Nemours And Company | Process for in creasing polyamide molecular weight with P containing catalyst |
US4966949A (en) * | 1988-10-20 | 1990-10-30 | E. I. Du Pont De Nemours And Company | Process for increasing the molecular weight of a polyamide with p containing catalyst |
US5142000A (en) * | 1991-08-28 | 1992-08-25 | E. I. Du Pont De Nemours And Company | Process for increasing polyamide molecular weight with organophosphonic acid or ester catalysts in the presence of alumina-containing titanium dioxide |
US5543495A (en) * | 1994-03-08 | 1996-08-06 | E. I. Du Pont De Nemours And Company | Process for increasing the molecular weight of polyamides and other condensation polymers |
-
1996
- 1996-05-31 US US08/657,745 patent/US5698658A/en not_active Expired - Lifetime
-
1997
- 1997-05-30 EP EP97928692A patent/EP0927215B1/en not_active Expired - Lifetime
- 1997-05-30 WO PCT/US1997/009115 patent/WO1997045471A1/en active IP Right Grant
- 1997-05-30 BR BR9709580-0A patent/BR9709580A/pt not_active IP Right Cessation
- 1997-05-30 DE DE69736295T patent/DE69736295T2/de not_active Expired - Lifetime
- 1997-05-30 KR KR1019980709716A patent/KR20000016148A/ko not_active Application Discontinuation
- 1997-05-30 JP JP54292197A patent/JP3798028B2/ja not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010512445A (ja) * | 2006-12-20 | 2010-04-22 | ヒョスン・コーポレーション | 形状記憶性ポリアミドおよびそれを用いた形状記憶性ポリアミド生地の製造方法 |
JP2012177218A (ja) * | 2006-12-20 | 2012-09-13 | Hyosung Corp | 形状記憶性ポリアミド生地の製造方法、形状記憶性ポリアミド生地および形状記憶性衣類 |
Also Published As
Publication number | Publication date |
---|---|
WO1997045471A1 (en) | 1997-12-04 |
DE69736295T2 (de) | 2007-07-26 |
EP0927215A1 (en) | 1999-07-07 |
KR20000016148A (ko) | 2000-03-25 |
DE69736295D1 (de) | 2006-08-17 |
EP0927215B1 (en) | 2006-07-05 |
US5698658A (en) | 1997-12-16 |
JP3798028B2 (ja) | 2006-07-19 |
BR9709580A (pt) | 2000-05-09 |
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