PROCESS FOR THE CONTINUOUS BULK PRODUCTION OF HIGH IMPACT VINYLAROMATIC (CO)POLYMERS
Described is a process for the continuous bulk production of high impact vinylaromatic copolymers in which a vinylaromatic monomer, an optional vinyl-cyanide comonomer, a rubber, a part of a diluent solvent and a catalyst are premixed at a temperature below 100 DEG C and fed to an agitated tubular p...
Gespeichert in:
Hauptverfasser: | , , , |
---|---|
Format: | Patent |
Sprache: | eng ; kor |
Schlagworte: | |
Online-Zugang: | Volltext bestellen |
Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
container_end_page | |
---|---|
container_issue | |
container_start_page | |
container_title | |
container_volume | |
creator | BUONERBA, CLAUDIO MATARRESE, SAVINO BALESTRI, FRANCO BORGHI, ITALO |
description | Described is a process for the continuous bulk production of high impact vinylaromatic copolymers in which a vinylaromatic monomer, an optional vinyl-cyanide comonomer, a rubber, a part of a diluent solvent and a catalyst are premixed at a temperature below 100 DEG C and fed to an agitated tubular plug-flow reactor which is divided into several stages or zones. The excess mixture is recycled to the premixer and the remaining portion of the diluent solvent is injected in the top of the reactor to prevent the formation of incrustations. In the first zone of the reactor, the temperature and the residence time of the mixture are controlled so as to halve the catalyst lifetime. The polymerization is continued in the subsequent zones of the reactor until at least 40% by weight of solids have been formed. |
format | Patent |
fullrecord | <record><control><sourceid>epo_EVB</sourceid><recordid>TN_cdi_epo_espacenet_KR0178368BB1</recordid><sourceformat>XML</sourceformat><sourcesystem>PC</sourcesystem><sourcerecordid>KR0178368BB1</sourcerecordid><originalsourceid>FETCH-epo_espacenet_KR0178368BB13</originalsourceid><addsrcrecordid>eNqNyrEKwjAQgOEuDqK-w7npIFgKtmt6Jia0zYXkInQqReIkWqjvjw4-gNM_fP8yY-cJZQigyANrCUiWjY0UA9SxbeDr54hsyAIp0OaiwXROIMPV2L4VnjrBBmGHtHfU9p30YZ0t7uNjTptfV9lWSUZ9SNNrSPM03tIzvYfGH_OyKk5VXefFP88HV0owow</addsrcrecordid><sourcetype>Open Access Repository</sourcetype><iscdi>true</iscdi><recordtype>patent</recordtype></control><display><type>patent</type><title>PROCESS FOR THE CONTINUOUS BULK PRODUCTION OF HIGH IMPACT VINYLAROMATIC (CO)POLYMERS</title><source>esp@cenet</source><creator>BUONERBA, CLAUDIO ; MATARRESE, SAVINO ; BALESTRI, FRANCO ; BORGHI, ITALO</creator><creatorcontrib>BUONERBA, CLAUDIO ; MATARRESE, SAVINO ; BALESTRI, FRANCO ; BORGHI, ITALO</creatorcontrib><description>Described is a process for the continuous bulk production of high impact vinylaromatic copolymers in which a vinylaromatic monomer, an optional vinyl-cyanide comonomer, a rubber, a part of a diluent solvent and a catalyst are premixed at a temperature below 100 DEG C and fed to an agitated tubular plug-flow reactor which is divided into several stages or zones. The excess mixture is recycled to the premixer and the remaining portion of the diluent solvent is injected in the top of the reactor to prevent the formation of incrustations. In the first zone of the reactor, the temperature and the residence time of the mixture are controlled so as to halve the catalyst lifetime. The polymerization is continued in the subsequent zones of the reactor until at least 40% by weight of solids have been formed.</description><edition>6</edition><language>eng ; kor</language><subject>CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY ; CHEMISTRY ; COMPOSITIONS BASED THEREON ; MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS ; METALLURGY ; ORGANIC MACROMOLECULAR COMPOUNDS ; PERFORMING OPERATIONS ; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL ; THEIR PREPARATION OR CHEMICAL WORKING-UP ; THEIR RELEVANT APPARATUS ; TRANSPORTING</subject><creationdate>1999</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=19990515&DB=EPODOC&CC=KR&NR=0178368B1$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=19990515&DB=EPODOC&CC=KR&NR=0178368B1$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>BUONERBA, CLAUDIO</creatorcontrib><creatorcontrib>MATARRESE, SAVINO</creatorcontrib><creatorcontrib>BALESTRI, FRANCO</creatorcontrib><creatorcontrib>BORGHI, ITALO</creatorcontrib><title>PROCESS FOR THE CONTINUOUS BULK PRODUCTION OF HIGH IMPACT VINYLAROMATIC (CO)POLYMERS</title><description>Described is a process for the continuous bulk production of high impact vinylaromatic copolymers in which a vinylaromatic monomer, an optional vinyl-cyanide comonomer, a rubber, a part of a diluent solvent and a catalyst are premixed at a temperature below 100 DEG C and fed to an agitated tubular plug-flow reactor which is divided into several stages or zones. The excess mixture is recycled to the premixer and the remaining portion of the diluent solvent is injected in the top of the reactor to prevent the formation of incrustations. In the first zone of the reactor, the temperature and the residence time of the mixture are controlled so as to halve the catalyst lifetime. The polymerization is continued in the subsequent zones of the reactor until at least 40% by weight of solids have been formed.</description><subject>CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY</subject><subject>CHEMISTRY</subject><subject>COMPOSITIONS BASED THEREON</subject><subject>MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS</subject><subject>METALLURGY</subject><subject>ORGANIC MACROMOLECULAR COMPOUNDS</subject><subject>PERFORMING OPERATIONS</subject><subject>PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL</subject><subject>THEIR PREPARATION OR CHEMICAL WORKING-UP</subject><subject>THEIR RELEVANT APPARATUS</subject><subject>TRANSPORTING</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>1999</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNyrEKwjAQgOEuDqK-w7npIFgKtmt6Jia0zYXkInQqReIkWqjvjw4-gNM_fP8yY-cJZQigyANrCUiWjY0UA9SxbeDr54hsyAIp0OaiwXROIMPV2L4VnjrBBmGHtHfU9p30YZ0t7uNjTptfV9lWSUZ9SNNrSPM03tIzvYfGH_OyKk5VXefFP88HV0owow</recordid><startdate>19990515</startdate><enddate>19990515</enddate><creator>BUONERBA, CLAUDIO</creator><creator>MATARRESE, SAVINO</creator><creator>BALESTRI, FRANCO</creator><creator>BORGHI, ITALO</creator><scope>EVB</scope></search><sort><creationdate>19990515</creationdate><title>PROCESS FOR THE CONTINUOUS BULK PRODUCTION OF HIGH IMPACT VINYLAROMATIC (CO)POLYMERS</title><author>BUONERBA, CLAUDIO ; MATARRESE, SAVINO ; BALESTRI, FRANCO ; BORGHI, ITALO</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_KR0178368BB13</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; kor</language><creationdate>1999</creationdate><topic>CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY</topic><topic>CHEMISTRY</topic><topic>COMPOSITIONS BASED THEREON</topic><topic>MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS</topic><topic>METALLURGY</topic><topic>ORGANIC MACROMOLECULAR COMPOUNDS</topic><topic>PERFORMING OPERATIONS</topic><topic>PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL</topic><topic>THEIR PREPARATION OR CHEMICAL WORKING-UP</topic><topic>THEIR RELEVANT APPARATUS</topic><topic>TRANSPORTING</topic><toplevel>online_resources</toplevel><creatorcontrib>BUONERBA, CLAUDIO</creatorcontrib><creatorcontrib>MATARRESE, SAVINO</creatorcontrib><creatorcontrib>BALESTRI, FRANCO</creatorcontrib><creatorcontrib>BORGHI, ITALO</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>BUONERBA, CLAUDIO</au><au>MATARRESE, SAVINO</au><au>BALESTRI, FRANCO</au><au>BORGHI, ITALO</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>PROCESS FOR THE CONTINUOUS BULK PRODUCTION OF HIGH IMPACT VINYLAROMATIC (CO)POLYMERS</title><date>1999-05-15</date><risdate>1999</risdate><abstract>Described is a process for the continuous bulk production of high impact vinylaromatic copolymers in which a vinylaromatic monomer, an optional vinyl-cyanide comonomer, a rubber, a part of a diluent solvent and a catalyst are premixed at a temperature below 100 DEG C and fed to an agitated tubular plug-flow reactor which is divided into several stages or zones. The excess mixture is recycled to the premixer and the remaining portion of the diluent solvent is injected in the top of the reactor to prevent the formation of incrustations. In the first zone of the reactor, the temperature and the residence time of the mixture are controlled so as to halve the catalyst lifetime. The polymerization is continued in the subsequent zones of the reactor until at least 40% by weight of solids have been formed.</abstract><edition>6</edition><oa>free_for_read</oa></addata></record> |
fulltext | fulltext_linktorsrc |
identifier | |
ispartof | |
issn | |
language | eng ; kor |
recordid | cdi_epo_espacenet_KR0178368BB1 |
source | esp@cenet |
subjects | CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY COMPOSITIONS BASED THEREON MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL THEIR PREPARATION OR CHEMICAL WORKING-UP THEIR RELEVANT APPARATUS TRANSPORTING |
title | PROCESS FOR THE CONTINUOUS BULK PRODUCTION OF HIGH IMPACT VINYLAROMATIC (CO)POLYMERS |
url | https://sfx.bib-bvb.de/sfx_tum?ctx_ver=Z39.88-2004&ctx_enc=info:ofi/enc:UTF-8&ctx_tim=2025-01-01T19%3A26%3A10IST&url_ver=Z39.88-2004&url_ctx_fmt=infofi/fmt:kev:mtx:ctx&rfr_id=info:sid/primo.exlibrisgroup.com:primo3-Article-epo_EVB&rft_val_fmt=info:ofi/fmt:kev:mtx:patent&rft.genre=patent&rft.au=BUONERBA,%20CLAUDIO&rft.date=1999-05-15&rft_id=info:doi/&rft_dat=%3Cepo_EVB%3EKR0178368BB1%3C/epo_EVB%3E%3Curl%3E%3C/url%3E&disable_directlink=true&sfx.directlink=off&sfx.report_link=0&rft_id=info:oai/&rft_id=info:pmid/&rfr_iscdi=true |