JP2014511904A - 強化ポリウレタン尿素エラストマーからなる成形部品およびその使用 - Google Patents
強化ポリウレタン尿素エラストマーからなる成形部品およびその使用 Download PDFInfo
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Abstract
Description
A1)アミノ基に関してオルト位で各場合にアルキル置換基を少なくとも有する芳香族ジアミンと、
A2)水酸基および/または第一級アミノ基をそれぞれ有し、かつ500〜18000の数平均分子量および3〜8の官能価を有する少なくとも1つのポリエーテルポリオールならびに/またはポリエステルポリオールから構成された少なくとも1つの脂肪族成分と、
A3)任意に触媒および/または任意に添加物
からできたA成分と、
イソシアネート基を含みかつ
B1)ジフェニルメタン類のポリイソシアネートおよびポリイソシアネート混合物ならびにジフェニルメタン類の液化ポリイソシアネートからなる群からのポリイソシアネート成分と、
B2)有機充填剤を任意に含むポリエーテルポリオールおよび有機充填剤を任意に含むポリエステルポリオールからなる群からの数平均分子量が500〜18000かつ官能価が2.7〜8の少なくとも1つのポリオール成分
との反応に由来するB成分としてのプレポリマーとの反応混合物の反応によって得ることができ、成分Aおよび/または成分Bは、中空の硬質微小球(C)および炭素繊維(D)を含むことを特徴とする。
プレポリマー1:
4,4'-ジイソシアナトジフェニルメタン80wt%、2,4'-ジイソシアナトジフェニルメタン10wt%、および3環のMDI10wt%からなる混合物の52.8重量部を、90℃でポリエーテルポリオール1の47.2重量部と反応させた。
2時間後のNCO含有量:15.4%。
OH数48および官能価2.8のポリエーテルポリオールを、三官能性出発剤としてのグリセロールおよび二官能性出発剤としてのプロピレン1,2-グリコールと、酸化プロピレン/酸化エチレンとの90:10の比での混合物の反応によって製造した。
OH数28のポリエーテルポリオールを、六官能性出発剤としてのソルビトールのプロポキシ化及びその後の主として第一級OH基との83:17の比でのエトキシ化によって製造した。
1-メチル-3,5-ジエチル-2,4-ジアミノベンゼンの80wt%と1-メチル-3,5-ジエチル-2,6-ジアミノベンゼンの20wt%との混合物。
Huntsman社製の脂肪族ジアミン。
Air Products社製の1,4-ジアザビシクロ[2.2.2]オクタン(ジプロピレングリコール中の33wt%)。
Quarzwerke Frechen社製の珪灰石。
Toho Tenax Europe GmbH社製のTenax(登録商標)-A HT M100 100mu(切断長100μm)。
3M社製の3M(商標)Glass Bubbles(商標)iM30K。
51.53wt%のポリオール2
42.0wt%のDETDA
2.75wt%のステアリン酸Zn
3.45wt%のJeffamin D 400
0.16wt%のDABCO 33LV
0.11wt%のジメチルスズビス-2,2-ジメチルオクタノエート
OH数:288.7
29.10重量部の3M(商標)Glass Bubbles(商標)iM30Kに続いて14.55重量部のTenax(登録商標)-A HT M100 100muを100重量部のポリオール製剤1へと撹拌し、RIM技術について従来の加工条件下で、この混合物を147.37重量部のプレポリマー1とともに寸法300×200×3mmの鋳型へと射出し、60℃まで加熱した(指数105)。成形品を30秒後に離型した。
33.89重量部の3M(商標)Glass Bubbles(商標)iM30Kに続いて57.61重量部のTremin 939-304を100重量部のポリオール製剤1へと撹拌し、RIM技術について従来の加工条件下で、この混合物を147.37重量部のプレポリマー1とともに寸法300×200×3mmの鋳型へと射出し、60℃まで加熱した(指数105)。成形品を30秒後に離型した。
DIN 53 420に従ったエンベロプ密度
ASTM 790に従った曲げ弾性率
DIN 53 504に従った引張り強度
DIN 53 435-DSに従った−25℃でのダインスタット(低温での靱性)
Claims (15)
- 強化材料を備え、かつ70〜95モル%の尿素含有量および5〜30モル%のウレタン含有量を、各場合にNCO当量のモル%を基準に有するポリウレタン尿素エラストマーでできた成形品であって、該エラストマーは、
A1)該アミノ基に関してオルト位で各場合にアルキル置換基を少なくとも有する芳香族ジアミンと、
A2)水酸基および/または第一級アミノ基をそれぞれ有し、かつ500〜18000の数平均分子量および3〜8の官能価を有する少なくとも1つのポリエーテルポリオールおよび/またはポリエステルポリオールから構成される脂肪族成分と、
A3)任意に触媒および/または任意に添加物
からできたA成分と、
イソシアネート基を含みかつ
B1)ジフェニルメタン類のポリイソシアネートおよびポリイソシアネート混合物ならびにジフェニルメタン類の液化ポリイソシアネートからなる群からのポリイソシアネート成分と、
B2)有機充填剤を任意に含むポリエーテルポリオールおよび有機充填剤を任意に含むポリエステルポリオールからなる群からの数平均分子量が500〜18000かつ官能価が2.7〜8の少なくとも1つのポリオール成分
との反応に由来するB成分としてのプレポリマーとの反応混合物の反応によって得ることができ、成分Aおよび/または成分Bは、中空の硬質微小球(C)および炭素繊維(D)を含むことを特徴とする、成形品。 - 前記中空の硬質微小球(C)は、中空のガラス微小球を含むことを特徴とする、請求項1に記載の成形品。
- 前記炭素繊維(D)の平均繊維長は60〜200μmであることを特徴とする、請求項1に記載の成形品。
- 前記炭素繊維(D)の平均繊維長は90〜200μmであることを特徴とする、請求項1に記載の成形品。
- 前記炭素繊維(D)の平均繊維長は90〜150μmであることを特徴とする、請求項1に記載の成形品。
- 前記成形品の密度は0.7〜1.1g/cm3であることを特徴とする、請求項1に記載の成形品。
- 前記成形品の密度は0.8〜1.1g/cm3であることを特徴とする、請求項1に記載の成形品。
- 前記成形品の密度は0.9〜1.1g/cm3であることを特徴とする、請求項1に記載の成形品。
- 前記成形品の密度は0.9〜1.0g/cm3であることを特徴とする、請求項1に記載の成形品。
- 前記繊維の方向に沿った前記成形品の曲げ弾性率は少なくとも600MPaであることを特徴とする、請求項1に記載の成形品。
- 前記繊維の方向に沿った前記成形品の曲げ弾性率は少なくとも700MPaであることを特徴とする、請求項1に記載の成形品。
- 前記繊維の方向に沿った前記成形品の曲げ弾性率は少なくとも800MPaであることを特徴とする、請求項1に記載の成形品。
- 前記繊維の方向に沿った前記成形品の曲げ弾性率は少なくとも900MPaであることを特徴とする、請求項1〜9のいずれかに記載の成形品。
- 前記繊維の方向に沿った前記成形品の曲げ弾性率は少なくとも1000MPaであることを特徴とする、請求項1に記載の成形品。
- 自動車用の車体外部パーツ、車体要素、可撓性バンパー、ホイール回り、ドア、後尾扉、前部エプロン、および後部エプロンとしての、請求項1〜14のいずれかに記載の成形品の使用。
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US20160194470A1 (en) * | 2013-07-23 | 2016-07-07 | Covestro Deutschland Ag | Shaped parts made of reinforced polyurethane urea elastomers and use thereof |
US9500445B2 (en) * | 2013-09-10 | 2016-11-22 | The United States Of America As Represented By The Secretary Of The Army | Multi-layer matrix composite having improved energy absorption, dissipation and shock wave mitigation capabilities |
BR112016009641B1 (pt) | 2013-10-30 | 2022-02-22 | Dow Global Technologies Llc | Processo para fazer um elastômero de poliuretano sintático, processo para produzir um substrato tendo um elastômero de poliuretano sintático aplicado e elastômero depoliuretano sintático curado |
US10184039B2 (en) | 2013-10-30 | 2019-01-22 | Dow Global Technologies Llc | Syntactic polyurethane elastomer based on soft segment prepolymer and non-mercury catalyst for use in subsea pipeline insulation |
AU2014342768B2 (en) | 2013-10-30 | 2018-01-18 | Dow Global Technologies Llc | Syntactic polyurethane elastomers for use in subsea pipeline insulation |
SG11201603259WA (en) * | 2013-10-30 | 2016-05-30 | Dow Global Technologies Llc | Syntactic polyurethane elastomers having distinct morphology for use in subsea pipeline insulation |
CN104231208A (zh) * | 2014-09-18 | 2014-12-24 | 东莞市吉鑫高分子科技有限公司 | 一种回收碳纤维增强热塑性聚氨酯弹性体及其制备方法 |
US11059746B2 (en) | 2015-08-10 | 2021-07-13 | America as represented by the Secretary of the Army | Thermoplastic cycloaliphatic polyamide matrix resins for next-generation energy absorbing applications |
GB201616654D0 (en) * | 2016-09-30 | 2016-11-16 | Spencer Coatings Limited | Composition |
KR102614356B1 (ko) | 2021-02-23 | 2023-12-14 | 주식회사 핏나인코리아 | 천연물질을 유효성분으로 포함하는 배변활동 개선용 다이어트 식품 조성물 |
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- 2012-03-21 WO PCT/EP2012/054968 patent/WO2012126934A1/de active Application Filing
- 2012-03-21 EP EP20120710709 patent/EP2688932B1/de active Active
- 2012-03-21 US US14/007,215 patent/US20140107291A1/en not_active Abandoned
- 2012-03-21 KR KR1020137024432A patent/KR20140018264A/ko not_active Application Discontinuation
- 2012-03-21 JP JP2014500364A patent/JP2014511904A/ja active Pending
- 2012-03-21 CN CN201280014945.8A patent/CN103562249B/zh not_active Expired - Fee Related
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Also Published As
Publication number | Publication date |
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WO2012126934A1 (de) | 2012-09-27 |
CN103562249B (zh) | 2015-06-17 |
CN103562249A (zh) | 2014-02-05 |
EP2688932A1 (de) | 2014-01-29 |
US20140107291A1 (en) | 2014-04-17 |
KR20140018264A (ko) | 2014-02-12 |
EP2688932B1 (de) | 2015-04-29 |
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