CA2670725A1 - Highly elastic flexible polyurethane foams - Google Patents

Highly elastic flexible polyurethane foams Download PDF

Info

Publication number
CA2670725A1
CA2670725A1 CA002670725A CA2670725A CA2670725A1 CA 2670725 A1 CA2670725 A1 CA 2670725A1 CA 002670725 A CA002670725 A CA 002670725A CA 2670725 A CA2670725 A CA 2670725A CA 2670725 A1 CA2670725 A1 CA 2670725A1
Authority
CA
Canada
Prior art keywords
flexible polyurethane
polyurethane foam
hyperbranched
groups
polyester
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.)
Abandoned
Application number
CA002670725A
Other languages
English (en)
French (fr)
Inventor
Bernd Bruchmann
Daniel Schonfelder
Andrea Eisenhardt
Markus Schutte
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of CA2670725A1 publication Critical patent/CA2670725A1/en
Abandoned legal-status Critical Current

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
    • 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
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
    • 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
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
    • C08G18/3271—Hydroxyamines
    • C08G18/3275—Hydroxyamines containing two hydroxy groups
    • 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
    • C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
    • C08G18/4018—Mixtures of compounds of group C08G18/42 with compounds of group C08G18/48
    • 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
    • C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
    • C08G18/4072—Mixtures of compounds of group C08G18/63 with other macromolecular compounds
    • 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
    • C08G18/4236—Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups
    • 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
    • C08G18/44—Polycarbonates
    • 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
    • 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
    • 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
    • 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
    • C08G18/63—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
    • 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
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
    • C08G18/6633—Compounds of group C08G18/42
    • C08G18/6637—Compounds of group C08G18/42 with compounds of group C08G18/32 or polyamines of C08G18/38
    • C08G18/6648—Compounds of group C08G18/42 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3225 or C08G18/3271 and/or polyamines of C08G18/38
    • C08G18/6655—Compounds of group C08G18/42 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3225 or C08G18/3271 and/or polyamines of C08G18/38 with compounds of group C08G18/3271
    • 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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • 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
    • C08G2110/0083—Foam properties prepared using water as the sole 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
    • C08J2205/00—Foams characterised by their properties
    • C08J2205/06—Flexible foams

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)
  • Polyesters Or Polycarbonates (AREA)
CA002670725A 2006-12-11 2007-12-06 Highly elastic flexible polyurethane foams Abandoned CA2670725A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP06125824 2006-12-11
EP06125824.0 2006-12-11
PCT/EP2007/063445 WO2008071622A1 (de) 2006-12-11 2007-12-06 Hochelastische polyurethanweichschaumstoffe

Publications (1)

Publication Number Publication Date
CA2670725A1 true CA2670725A1 (en) 2008-06-19

Family

ID=39027519

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002670725A Abandoned CA2670725A1 (en) 2006-12-11 2007-12-06 Highly elastic flexible polyurethane foams

Country Status (11)

Country Link
US (1) US20100036008A1 (enExample)
EP (1) EP2099841B1 (enExample)
JP (1) JP2010512439A (enExample)
KR (1) KR20090097915A (enExample)
CN (1) CN101600748A (enExample)
AT (1) ATE499395T1 (enExample)
CA (1) CA2670725A1 (enExample)
DE (1) DE502007006564D1 (enExample)
ES (1) ES2359855T3 (enExample)
MX (1) MX2009006142A (enExample)
WO (1) WO2008071622A1 (enExample)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20090097933A (ko) 2006-12-15 2009-09-16 바스프 에스이 고분지형 폴리카르보네이트를 함유하는 중합체 분산액
US8193257B2 (en) * 2007-01-30 2012-06-05 Dow Global Technologies Llc Amine-initiated polyols and rigid polyurethane foam made therefrom
NO2225337T3 (enExample) * 2007-11-19 2018-01-20
WO2009065867A1 (de) * 2007-11-19 2009-05-28 Basf Se Verwendung hochverzweigter polymere zur herstellung von polymerdispersionen mit verbesserter gefrier-/tau-stabilität
WO2009112576A1 (de) 2008-03-14 2009-09-17 Basf Se Grobzellige polyurethanelastomere
US8604094B2 (en) 2008-12-23 2013-12-10 Basf Se Flexible polyurethane foam and method of producing same
MX2011007402A (es) 2009-01-12 2011-08-03 Basf Se Espumas de poliuretano flexibles, altamente elasticas.
US20110257284A1 (en) * 2010-04-15 2011-10-20 Basf Se Process for producing flame-retardant pu foams
EP2390275A1 (de) 2010-05-27 2011-11-30 Basf Se Ölaufnehmende Polyurethanschwämme mit guten mechanischen Eigenschaften
US9023908B2 (en) 2010-05-27 2015-05-05 Basf Se Oil-absorbent polyurethane sponges with good mechanical properties
JP2014524965A (ja) 2011-07-25 2014-09-25 ノボマー， インコーポレイテッド ポリウレタンに使用するための脂肪族ポリカーボネート
PL2748226T3 (pl) 2011-08-25 2016-02-29 Dow Global Technologies Llc Sposób wytwarzania polieteroalkoholi zawierających jednostki oksyetylenowe przez polimeryzację węglanu etylenu w obecności katalizatorów dimetalocyjankowych
ES2404734B2 (es) 2011-10-05 2014-01-29 Centro Tecnológico De Grupo Copo, S.L.U. Composición química para obtención de poliuretano.
CN102516491B (zh) * 2011-11-18 2013-10-02 宁波继峰汽车零部件股份有限公司 一种低回弹头枕泡沫及其制备方法
JP6932038B2 (ja) * 2012-08-16 2021-09-08 株式会社ポリシス 軟質ポリウレタン樹脂、それを用いた防振性、制振性及び衝撃吸収性に優れた軟質ポリウレタン樹脂部材
JP2014037488A (ja) * 2012-08-16 2014-02-27 Polysis:Kk 軟質ポリウレタン樹脂、それを用いた防振性、制振性及び衝撃吸収性に優れた軟質ポリウレタン樹脂部材
ES2752043T3 (es) * 2012-11-07 2020-04-02 Saudi Aramco Tech Co Composiciones de espuma de poliuretano de gran resistencia y métodos
KR101645117B1 (ko) * 2015-01-02 2016-08-12 한국가스공사 경질 우레탄 폼 제조용 조성물 및 이의 제조 방법
CN105820303B (zh) * 2015-01-06 2018-08-21 上海延锋金桥汽车饰件系统有限公司 低密度汽车仪表板用聚氨酯泡沫及其制备方法和应用
JP6752806B2 (ja) * 2015-02-27 2020-09-09 コベストロ、ドイチュラント、アクチエンゲゼルシャフトＣｏｖｅｓｔｒｏ Ｄｅｕｔｓｃｈｌａｎｄ Ａｇ ポリエーテルカーボネートポリオール系粘弾性ポリウレタン軟質フォーム
CN105131231A (zh) * 2015-09-29 2015-12-09 东莞赛诺家居用品有限公司 记忆棉
KR102075716B1 (ko) 2017-05-18 2020-02-10 (주)동림케미칼 낮은 경도 및 탄성을 가지는 발포체용 조성물
CN109851749A (zh) * 2019-01-21 2019-06-07 东莞市腾崴塑胶制品有限公司 一种硬棕海绵及制备方法
JP2020152802A (ja) * 2019-03-20 2020-09-24 三菱ケミカル株式会社 樹脂組成物、塗料組成物及び塗装物
CN116547333A (zh) * 2020-12-03 2023-08-04 亨斯迈国际有限责任公司 芳族聚酯多元醇化合物
CN113583214A (zh) * 2021-08-16 2021-11-02 吉林省华裕汽车零部件有限公司 一种慢回弹高阻尼软质聚氨酯泡沫及其制备方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR970701221A (ko) * 1994-12-21 1997-03-17 무라다 마꼬또 지방족 폴리에스테르계 수지 및 그의 제조 방법(aliphatic polyester resin and method for producing same)
WO2001096434A1 (en) * 2000-06-13 2001-12-20 Toyo Tire & Rubber Co., Ltd. Process for producing polyurethane foam, polyurethane foam, and abrasive sheet
US20020061936A1 (en) * 2000-07-28 2002-05-23 Van Heumen Jeffrey D. Foamed isocyanate-based polymer having improved hardness properties and process for production thereof
AU2005293571A1 (en) * 2004-10-15 2006-04-20 Danisco A/S A foamed isocyanate-based polymer, a mix and process for production thereof
DE102005009166A1 (de) * 2005-02-25 2006-08-31 Basf Ag Hochfunktionelle, hoch- oder hyperverzweigte Polycarbonate sowie deren Herstellung und Verwendung
JP4705803B2 (ja) * 2005-04-18 2011-06-22 伊藤製油株式会社 ポリカーボネートポリオール組成物及びそれを用いてなるポリウレタン樹脂
WO2008058913A1 (de) * 2006-11-15 2008-05-22 Basf Se Verfahren zur herstellung von polyurethan-weichschaumstoffen

Also Published As

Publication number Publication date
ATE499395T1 (de) 2011-03-15
ES2359855T3 (es) 2011-05-27
CN101600748A (zh) 2009-12-09
WO2008071622A1 (de) 2008-06-19
DE502007006564D1 (de) 2011-04-07
KR20090097915A (ko) 2009-09-16
JP2010512439A (ja) 2010-04-22
EP2099841B1 (de) 2011-02-23
MX2009006142A (es) 2009-06-18
EP2099841A1 (de) 2009-09-16
US20100036008A1 (en) 2010-02-11

Similar Documents

Publication Publication Date Title
CA2670725A1 (en) Highly elastic flexible polyurethane foams
JP5649981B2 (ja) 粗い気泡のポリウレタンエラストマー
US10106641B2 (en) Mixtures of polyether carbonate polyols and polyether polyols for producing polyurethane soft foams
CN102341420B (zh) 高弹性柔性聚氨酯泡沫体
EP2308913B1 (en) Polyester polyol, composition for polyurethane, composition for polyurethane foam, polyurethane resin, and polyurethane foam
AU2011257432B2 (en) Oil-absorbing polyurethane sponges with good mechanical properties
US20110293374A1 (en) Oil-absorbent polyurethane sponges with good mechanical properties
CN107531869B (zh) 用于制备柔性聚氨酯泡沫的聚醚碳酸酯多元醇和聚醚多元醇的混合物
US20210070916A1 (en) Polyurethane foams based on polyether carbonate polyols
US20180044464A1 (en) Viscoelastic flexible polyurethane foams based on polyether carbonate polyols
US20180237577A1 (en) Use of polyether carbonate polyols for producing polyurethane foams with stable colour
US10907007B2 (en) Polyurethane foams based on polyethercarbonate polyols
KR20130040928A (ko) 중합체 방염제
US20210024681A1 (en) Method for producing polyurethane soft foams
EP2159240A2 (de) Plastisch verformbare Polyurethanschaumstoffe
CN111936542A (zh) 基于聚醚碳酸酯多元醇的聚氨酯泡沫材料
US20200087438A1 (en) Polyurethane foams based on polyethercarbonate polyols
CN115348984A (zh) 基于聚醚碳酸酯多元醇的聚氨酯泡沫
KR20200145584A (ko) 고탄성연질폴리우레탄폼개발
CN119053637A (zh) 聚碳酸酯二醇组合物、聚碳酸酯二醇组合物的制造方法、以及聚氨酯
US20250109239A1 (en) Soft Polyurethane Foams Based on Aliphatic Oligomeric Polyisocyanates, and Monohydroxy-Functional Compounds

Legal Events

Date Code Title Description
EEER Examination request
EEER Examination request

Effective date: 20121205

FZDE Discontinued

Effective date: 20150320