Process for preparing 2H-1-benzopyran-2-ones and polyesters containing 2H-1-benzopyran-2-one residues
This invention provides a process for producing 2H-1-benzopyran-2-ones (coumarins) from optionally-substituted o-halocinnamic acids or esters under polyester-forming conditions. When the coumarins contain appropriately reactive functional groups, and desired monomers are present, a colored or UV-abs...
Saved in:
Main Authors | , , , |
---|---|
Format | Patent |
Language | English |
Published |
25.02.1992
|
Subjects | |
Online Access | Get full text |
Cover
Loading…
Abstract | This invention provides a process for producing 2H-1-benzopyran-2-ones (coumarins) from optionally-substituted o-halocinnamic acids or esters under polyester-forming conditions. When the coumarins contain appropriately reactive functional groups, and desired monomers are present, a colored or UV-absorbing coumarin/polyester copolymer is provided in one step. |
---|---|
AbstractList | This invention provides a process for producing 2H-1-benzopyran-2-ones (coumarins) from optionally-substituted o-halocinnamic acids or esters under polyester-forming conditions. When the coumarins contain appropriately reactive functional groups, and desired monomers are present, a colored or UV-absorbing coumarin/polyester copolymer is provided in one step. |
Author | HILBERT; SAMUEL D PRUETT; WAYNE P COATES, JR.; CLARENCE A WEAVER; MAX A |
Author_xml | – fullname: HILBERT; SAMUEL D – fullname: COATES, JR.; CLARENCE A – fullname: WEAVER; MAX A – fullname: PRUETT; WAYNE P |
BookMark | eNqFy7sKwkAQRuEttPD2DM4LLCSRFJYiSkpBrcOa_AmBMLPMrEV8ei1sxeo031m6GQtj4XBRaWBGnShFRQw6cE9F5XP_AL8kThrYF_6jjQK3FGWcYAlq1AinMPDPgRQ2tE_Y2s27MBo2367c9ny6HSuPKDUshgaMVN-vZbbPyyw_7P6LN94YPxA |
ContentType | Patent |
DBID | EVB |
DatabaseName | esp@cenet |
DatabaseTitleList | |
Database_xml | – sequence: 1 dbid: EVB name: esp@cenet url: http://worldwide.espacenet.com/singleLineSearch?locale=en_EP sourceTypes: Open Access Repository |
DeliveryMethod | fulltext_linktorsrc |
Discipline | Medicine Chemistry Sciences |
ExternalDocumentID | US5091501A |
GroupedDBID | EVB |
ID | FETCH-epo_espacenet_US5091501A3 |
IEDL.DBID | EVB |
IngestDate | Fri Jul 19 15:20:08 EDT 2024 |
IsOpenAccess | true |
IsPeerReviewed | false |
IsScholarly | false |
Language | English |
LinkModel | DirectLink |
MergedId | FETCHMERGED-epo_espacenet_US5091501A3 |
Notes | Application Number: US19900594460 |
OpenAccessLink | https://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=19920225&DB=EPODOC&CC=US&NR=5091501A |
ParticipantIDs | epo_espacenet_US5091501A |
PublicationCentury | 1900 |
PublicationDate | 19920225 |
PublicationDateYYYYMMDD | 1992-02-25 |
PublicationDate_xml | – month: 02 year: 1992 text: 19920225 day: 25 |
PublicationDecade | 1990 |
PublicationYear | 1992 |
RelatedCompanies | EASTMAN KODAK COMPANY |
RelatedCompanies_xml | – name: EASTMAN KODAK COMPANY |
Score | 2.4180913 |
Snippet | This invention provides a process for producing 2H-1-benzopyran-2-ones (coumarins) from optionally-substituted o-halocinnamic acids or esters under... |
SourceID | epo |
SourceType | Open Access Repository |
SubjectTerms | CHEMISTRY COMPOSITIONS BASED THEREON HETEROCYCLIC COMPOUNDS MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC CHEMISTRY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP |
Title | Process for preparing 2H-1-benzopyran-2-ones and polyesters containing 2H-1-benzopyran-2-one residues |
URI | https://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=19920225&DB=EPODOC&locale=&CC=US&NR=5091501A |
hasFullText | 1 |
inHoldings | 1 |
isFullTextHit | |
isPrint | |
link | http://utb.summon.serialssolutions.com/2.0.0/link/0/eLvHCXMwdV3dT8IwEL8gGvVNUYPffTB7a9wKG-xhMbKPEBM-ImB4I5R2SmLKwmYM_vVex1Af5K1p06Ztev3dtXe_A7hz3BnjeHCoi9o8rcfNKeXMERSRJjZFjddNqX90O12nPao_je1xCd42sTA5T-hnTo6IEjVDec_y-zr5fcQKct_K9J7PsWrxEA29wBBFuBia8sw2gpYX9ntBzzd83xsNjO6zp3HRNq3HHdjVSrRm2Q9fWjomJfkLKNER7PVxLJUdQ0mqChz4m7xrFdjvFN_dWCwkLz0BWXj0E1QySbKUOnmgeiWsjcYZl-prkawQdSijmnufTJUgyeJ9ldMgpET7o68zQfzfgaDNPRcIEKdwG4VDv01xvpOfrZmMBpuF1c6grLBHFQiXDrdd6VqiESMAx25DcDOWTWZpCnMuzqG6bZSL7U2XcLh2VWWU2VdQzpYf8hoBOeM3-V5-A0vYkbI |
link.rule.ids | 230,309,786,891,25594,76903 |
linkProvider | European Patent Office |
linkToHtml | http://utb.summon.serialssolutions.com/2.0.0/link/0/eLvHCXMwdV3PT8IwFH5BNOJNUYM_6cHs1jgKG-ywGNkgU_kVAcONUNopiRkLzBj8630tQz3IrWnTpm329vVr3_sewI3tTBnHD4c6eJqnlbA2oZzZgiLShKYo84op1Ytuu2MHw8rjyBpl4G0TC6N1Qj-1OCJa1BTtPdH_6_j3EsvXvpXLWz7Dqvldc-D6hkjDxZDKM8vw626j1_W7nuF57rBvdJ5dhYuWWbrfgd0qEkJNlF7qKiYl_gsozUPY6-FYUXIEGRnlIedt8q7lYb-dPndjMbW85THI1KOf4CGTxAupkgdGr4QFSM64jL7m8QpRhzKqtPfJJBIknr-vtAzCkih_9HUmiP87EOTcM4EAcQLFZmPgBRTnO_7ZmvGwv1lY-RSyEfYoAOHS5pYjnZKohgjAoVMV3AxljZWUhDkXZ1DYNsr59qYi5IJBuzVuPXSeLuBg7bbKKLMuIZssPuQVgnPCr_W-fgNAzZSc |
openUrl | ctx_ver=Z39.88-2004&ctx_enc=info%3Aofi%2Fenc%3AUTF-8&rfr_id=info%3Asid%2Fsummon.serialssolutions.com&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Apatent&rft.title=Process+for+preparing+2H-1-benzopyran-2-ones+and+polyesters+containing+2H-1-benzopyran-2-one+residues&rft.inventor=HILBERT%3B+SAMUEL+D&rft.inventor=COATES%2C+JR.%3B+CLARENCE+A&rft.inventor=WEAVER%3B+MAX+A&rft.inventor=PRUETT%3B+WAYNE+P&rft.date=1992-02-25&rft.externalDBID=A&rft.externalDocID=US5091501A |