JP7416698B2 - 有機化合物の放出量が少ないポリウレタン - Google Patents

有機化合物の放出量が少ないポリウレタン Download PDF

Info

Publication number
JP7416698B2
JP7416698B2 JP2020542068A JP2020542068A JP7416698B2 JP 7416698 B2 JP7416698 B2 JP 7416698B2 JP 2020542068 A JP2020542068 A JP 2020542068A JP 2020542068 A JP2020542068 A JP 2020542068A JP 7416698 B2 JP7416698 B2 JP 7416698B2
Authority
JP
Japan
Prior art keywords
polyurethane
acid
isocyanate
polyesterol
weight
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.)
Active
Application number
JP2020542068A
Other languages
English (en)
Japanese (ja)
Other versions
JP2021512201A (ja
JP2021512201A5 (https=
JPWO2019149583A5 (https=
Inventor
トモヴィッチ,ジェリコ
ツァルバクシュ,ジルス
マルチネス,イラン オテロ
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
BASF SE
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 BASF SE filed Critical BASF SE
Publication of JP2021512201A publication Critical patent/JP2021512201A/ja
Publication of JP2021512201A5 publication Critical patent/JP2021512201A5/ja
Publication of JPWO2019149583A5 publication Critical patent/JPWO2019149583A5/ja
Application granted granted Critical
Publication of JP7416698B2 publication Critical patent/JP7416698B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72Polyisocyanates or polyisothiocyanates
    • C08G18/77Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
    • C08G18/78Nitrogen
    • C08G18/79Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
    • C08G18/797Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates containing carbodiimide and/or uretone-imine groups
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72Polyisocyanates or polyisothiocyanates
    • C08G18/74Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7657Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
    • C08G18/7664Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40High-molecular-weight compounds
    • C08G18/42Polycondensates having carboxylic or carbonic ester groups in the main chain
    • C08G18/4236Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups
    • C08G18/4238Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups derived from dicarboxylic acids and dialcohols
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08Processes
    • C08G18/16Catalysts
    • C08G18/18Catalysts containing secondary or tertiary amines or salts thereof
    • C08G18/1808Catalysts containing secondary or tertiary amines or salts thereof having alkylene polyamine groups
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30Low-molecular-weight compounds
    • C08G18/32Polyhydroxy compounds; Polyamines; Hydroxyamines
    • C08G18/3271Hydroxyamines
    • C08G18/3278Hydroxyamines containing at least three hydroxy groups
    • C08G18/3281Hydroxyamines containing at least three hydroxy groups containing three hydroxy groups
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40High-molecular-weight compounds
    • C08G18/4009Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
    • C08G18/4018Mixtures of compounds of group C08G18/42 with compounds of group C08G18/48
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40High-molecular-weight compounds
    • C08G18/42Polycondensates having carboxylic or carbonic ester groups in the main chain
    • C08G18/4236Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups
    • C08G18/4238Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups derived from dicarboxylic acids and dialcohols
    • C08G18/4241Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups derived from dicarboxylic acids and dialcohols from dicarboxylic acids and dialcohols in combination with polycarboxylic acids and/or polyhydroxy compounds which are at least trifunctional
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40High-molecular-weight compounds
    • C08G18/48Polyethers
    • C08G18/4804Two or more polyethers of different physical or chemical nature
    • C08G18/4808Mixtures of two or more polyetherdiols
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40High-molecular-weight compounds
    • C08G18/48Polyethers
    • C08G18/4825Polyethers containing two hydroxy groups
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40High-molecular-weight compounds
    • C08G18/48Polyethers
    • C08G18/4833Polyethers containing oxyethylene units
    • C08G18/4837Polyethers containing oxyethylene units and other oxyalkylene units
    • C08G18/485Polyethers containing oxyethylene units and other oxyalkylene units containing mixed oxyethylene-oxypropylene or oxyethylene-higher oxyalkylene end groups
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72Polyisocyanates or polyisothiocyanates
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72Polyisocyanates or polyisothiocyanates
    • C08G18/721Two or more polyisocyanates not provided for in one single group C08G18/73 - C08G18/80
    • C08G18/724Combination of aromatic polyisocyanates with (cyclo)aliphatic polyisocyanates
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2101/00Manufacture of cellular products
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00Foam properties
    • C08G2110/0083Foam 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)
  • Polyesters Or Polycarbonates (AREA)
JP2020542068A 2018-02-02 2019-01-23 有機化合物の放出量が少ないポリウレタン Active JP7416698B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP18154960.1 2018-02-02
EP18154960 2018-02-02
PCT/EP2019/051568 WO2019149583A1 (de) 2018-02-02 2019-01-23 Polyurethane mit geringen emissionen organischer verbindungen

Publications (4)

Publication Number Publication Date
JP2021512201A JP2021512201A (ja) 2021-05-13
JP2021512201A5 JP2021512201A5 (https=) 2022-02-24
JPWO2019149583A5 JPWO2019149583A5 (https=) 2022-02-24
JP7416698B2 true JP7416698B2 (ja) 2024-01-17

Family

ID=61157119

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020542068A Active JP7416698B2 (ja) 2018-02-02 2019-01-23 有機化合物の放出量が少ないポリウレタン

Country Status (7)

Country Link
US (1) US11814469B2 (https=)
EP (1) EP3746494B1 (https=)
JP (1) JP7416698B2 (https=)
KR (1) KR102773241B1 (https=)
CN (1) CN111655749B (https=)
ES (1) ES2983726T3 (https=)
WO (1) WO2019149583A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4251669B1 (de) 2020-11-25 2024-08-21 Basf Se Polyurethane mit reduzierter aldehydemission
WO2022263229A1 (de) 2021-06-14 2022-12-22 Basf Se Polyamine als aldehydfänger
CN116789925A (zh) * 2023-07-07 2023-09-22 江苏米尔化工科技有限公司 一种无甲醛低气味聚氨酯泡沫材料及其制备方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017502111A (ja) 2013-12-02 2017-01-19 ビーエーエスエフ ソシエタス・ヨーロピアBasf Se 還元されたアルデヒドの排出を有するポリウレタン

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE111394C (https=)
US3304273A (en) 1963-02-06 1967-02-14 Stamberger Paul Method of preparing polyurethanes from liquid, stable, reactive, filmforming polymer/polyol mixtures formed by polymerizing an ethylenically unsaturated monomer in a polyol
US3523093A (en) 1961-11-28 1970-08-04 Paul Stamberger Method of producing polyurethanes by reacting polyisocyanate with a preformed polymer resulting from polymerization of ethylenically unsaturated monomers
GB1022434A (en) 1961-11-28 1966-03-16 Union Carbide Corp Improvements in and relating to polymers
DE1152536B (de) 1962-03-30 1963-08-08 Bayer Ag Verfahren zur Herstellung Urethangruppen enthaltender Schaumstoffe
DE1152537B (de) 1962-06-02 1963-08-08 Bayer Ag Verfahren zur Herstellung von homogenen, Urethangruppen aufweisenden Kunststoffen
US4006122A (en) * 1974-03-11 1977-02-01 The Upjohn Company Polyester-amides prepared from polymalonates and isocyanates
US4451583A (en) * 1982-01-26 1984-05-29 Olin Corporation Recycling of flexible polyurethane foam scrap
AU551979B2 (en) 1982-03-31 1986-05-15 Shell Internationale Research Maatschappij B.V. Epoxy polymerisation catalysts
US4681903A (en) 1985-08-24 1987-07-21 Bayer Aktiengesellschaft Polyester polyols, a process for their production and their use in the isocyanate polyaddition process
DE3609361A1 (de) * 1985-08-24 1987-03-05 Bayer Ag Neue polyesterpolyole, verfahren zu ihrer herstellung und ihre verwendung im isocyanat-polyadditionsverfahren
JPH0699535B2 (ja) * 1986-01-31 1994-12-07 日本ポリウレタン工業株式会社 ポリウレタンフォームの製造法
DE3835193A1 (de) 1988-10-15 1990-04-19 Basf Ag Verfahren zur herstellung von formkoerpern mit einer verdichteten randzone und einem zelligen kern, vorzugsweise schuhsohlen
EP0376602A3 (en) * 1988-12-28 1990-08-29 MITSUI TOATSU CHEMICALS, Inc. Process for producing polyurethane foams
US5506275A (en) 1995-05-15 1996-04-09 Basf Corporation 1,1,1,2-tetrafluoroethane as a blowing agent in integral skin polyurethane shoe soles
DE19618392A1 (de) 1996-05-08 1997-11-13 Basf Ag Verfahren zur Herstellung von elastischen Polyurethan-Formkörpern mit kompakter Oberfläche und zelligem Kern
JP4147637B2 (ja) 1998-09-21 2008-09-10 東ソー株式会社 ポリウレタン製造用の触媒
ATE360629T1 (de) 2001-10-17 2007-05-15 Ciba Sc Holding Ag Photoaktivierbare stickstoffbasen
DE10258046A1 (de) 2002-12-11 2004-06-24 Basf Ag Verfahren zur Erniedrigung von Emissionen aus Polyurethanschaumstoffen
DE602004004561T2 (de) 2003-03-18 2007-11-15 Tosoh Corp. Katalysatorzusammensetzung für die Herstellung von Polyurethanharz und Verfahren zu ihrer Herstellung
DE10352876A1 (de) 2003-11-10 2005-06-23 Basf Ag Verfahren zur Herstellung von Polyurethan-Weichschaumstoffen
DE102004013408A1 (de) 2004-03-18 2005-10-06 Basf Ag Polyetheralkohole und Verfahren zur Herstellung von Polyetheralkoholen zur Polyurethansynthese
JP3959092B2 (ja) 2004-12-27 2007-08-15 住化バイエルウレタン株式会社 ポリウレタン成形品およびその製造方法
DE102005024144A1 (de) 2005-05-23 2006-11-30 Basf Ag Verfahren zur Herstellung von viskoelastischen Polyurethan-Weichschaumstoffen
CN101535408B (zh) 2006-11-09 2012-06-20 巴斯夫欧洲公司 多元醇分散体的制备方法
ES2621176T5 (es) 2008-02-20 2020-06-26 Basf Se Espumas rígidas de poliuretano plásticamente deformables con permeabilidad al aire mejorada y su empleo para la producción de techos de automóviles
JP5269466B2 (ja) 2008-04-15 2013-08-21 株式会社スピルリナ研究所 経口摂取用組成物
US10066047B2 (en) 2012-02-02 2018-09-04 Covestro Llc Polyurethane foams with decreased aldehyde emissions, a process for preparing these foams and a method for decreasing aldehyde in polyurethane foams
WO2015062960A1 (en) * 2013-10-28 2015-05-07 Basf Se Low density polyurethane microcellular elastomer
EP3303430B1 (de) 2015-05-28 2019-04-03 Basf Se Polyurethane mit reduzierter aldehydemission
CA3010994C (en) 2016-01-21 2024-01-30 Basf Se Additive mixture for stabilization of polyol and polyurethane
JP6957526B2 (ja) 2016-06-03 2021-11-02 ビーエイエスエフ・ソシエタス・エウロパエアBasf Se アルデヒド放出が低減されたポリウレタン

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017502111A (ja) 2013-12-02 2017-01-19 ビーエーエスエフ ソシエタス・ヨーロピアBasf Se 還元されたアルデヒドの排出を有するポリウレタン

Also Published As

Publication number Publication date
ES2983726T3 (es) 2024-10-24
JP2021512201A (ja) 2021-05-13
CN111655749B (zh) 2023-03-03
WO2019149583A1 (de) 2019-08-08
EP3746494B1 (de) 2024-05-29
EP3746494A1 (de) 2020-12-09
US20210054132A1 (en) 2021-02-25
KR102773241B1 (ko) 2025-02-25
US11814469B2 (en) 2023-11-14
KR20200118112A (ko) 2020-10-14
CN111655749A (zh) 2020-09-11

Similar Documents

Publication Publication Date Title
CN105764946B (zh) 具有降低的醛排放的聚氨酯
JP6698526B2 (ja) 低減されたアルデヒドの排出を有するポリウレタン
JP6957526B2 (ja) アルデヒド放出が低減されたポリウレタン
JP2009540031A (ja) 改善された接着性を有するポリウレタンを基礎とする複合材料
JP7416698B2 (ja) 有機化合物の放出量が少ないポリウレタン
CN107667127B (zh) 醛释放减少的聚氨酯
JP7814388B2 (ja) アルデヒド放出量を低減させたポリウレタン
CN107531867A (zh) 具有降低的醛释放的聚氨酯
CN104619737B (zh) 含有卤素化合物的聚氨酯
US20240279382A1 (en) Polyamines as aldehyde scavengers

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20220120

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20220120

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20230120

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230131

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20230428

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20230630

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230727

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20231010

RD03 Notification of appointment of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7423

Effective date: 20231011

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20231205

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20240104

R150 Certificate of patent or registration of utility model

Ref document number: 7416698

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150