ES8405423A1 - Procedimiento para la obtencion de poliestireno particulado - Google Patents

Procedimiento para la obtencion de poliestireno particulado

Info

Publication number
ES8405423A1
ES8405423A1 ES525683A ES525683A ES8405423A1 ES 8405423 A1 ES8405423 A1 ES 8405423A1 ES 525683 A ES525683 A ES 525683A ES 525683 A ES525683 A ES 525683A ES 8405423 A1 ES8405423 A1 ES 8405423A1
Authority
ES
Spain
Prior art keywords
molecular weight
polystyrene particles
expandable polystyrene
polystyrene
styrene
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.)
Expired
Application number
ES525683A
Other languages
English (en)
Other versions
ES525683A0 (es
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6173577&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES8405423(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by BASF SE filed Critical BASF SE
Publication of ES525683A0 publication Critical patent/ES525683A0/es
Publication of ES8405423A1 publication Critical patent/ES8405423A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/16—Making expandable particles
    • C08J9/20—Making expandable particles by suspension polymerisation in the presence of the blowing agent
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F12/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
    • C08F12/02—Monomers containing only one unsaturated aliphatic radical
    • C08F12/04—Monomers containing only one unsaturated aliphatic radical containing one ring
    • C08F12/06—Hydrocarbons
    • C08F12/08—Styrene
    • 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
    • C08J2325/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

PROCEDIMIENTO PARA LA OBTENCION DE POLIESTIRENO PARTICULADO.COMPRENDE LA POLIMERIZACION DE ESTIRENO EN SUSPENSION ACUOSA. ANTES, DURANTE Y DESPUES DE LA POLIMERIZACION SE AGREGAN AGENTES EXPANSIVOS ORGANICOS VOLATILES Y DURANTE LA POLIMERIZACION UN COMPUESTO ORGANICO EXENTO DE BROMO CON UNA CONSTANTE DE TRANSFERENCIA DE CADENA DE 0,1 A 50, UNA VEZ ALCANZADA UNA CONVERSION DEL 20 A 80, 0,01 A 0,5 DE ESTE COMPUESTO O AGREGANDO ALTERNATIVAMENTE UNA VEZ ALCANZADA UNA CONVERSION DEL 0 A 90, 0,1 A 10 EN PESO DE UN OLIGOMERO DE ESTIRENO CON UN PESO MOLECULAR MEDIODE 500 A 5.000.
ES525683A 1982-09-18 1983-09-16 Procedimiento para la obtencion de poliestireno particulado Expired ES8405423A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3234660A DE3234660C2 (de) 1982-09-18 1982-09-18 Verfahren zur Herstellung von teilchenförmigen,treibmittelhaltigen Styrolpolymerisaten

Publications (2)

Publication Number Publication Date
ES525683A0 ES525683A0 (es) 1984-06-01
ES8405423A1 true ES8405423A1 (es) 1984-06-01

Family

ID=6173577

Family Applications (1)

Application Number Title Priority Date Filing Date
ES525683A Expired ES8405423A1 (es) 1982-09-18 1983-09-16 Procedimiento para la obtencion de poliestireno particulado

Country Status (6)

Country Link
US (2) US4525484A (es)
EP (1) EP0106129B1 (es)
JP (1) JPS59145223A (es)
CA (1) CA1215200A (es)
DE (2) DE3234660C2 (es)
ES (1) ES8405423A1 (es)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3921148A1 (de) * 1989-06-28 1991-01-10 Basf Ag Perlfoermige expandierbare styrolpolymerisate mit hohem expandiervermoegen
US5262445A (en) * 1989-09-23 1993-11-16 Basf Aktiengesellschaft Heat distortion resistant, expandable styrene polymers having a high capacity for expansion
DE3931862A1 (de) * 1989-09-23 1991-04-04 Basf Ag Waermeformbestaendige expandierbare styrolpolymerisate mit hoher expandierbarkeit
US5114640A (en) * 1990-11-26 1992-05-19 Basf Corporation Time-efficient process for making expanded polymeric products with multipass expansion of polystyrene bead
US5115066A (en) * 1990-11-26 1992-05-19 Basf Corporation Polystyrene having high degree of expandability, and formulation having a highly-expandable polymer therein
US5240657A (en) * 1990-11-26 1993-08-31 Basf Corporation Process for making expanded polymeric product with low level of emission of blowing agent
DE4038043A1 (de) * 1990-11-29 1992-06-04 Basf Ag Expandierbare styrolpolymerisate
DE4038044A1 (de) * 1990-11-29 1992-06-04 Basf Ag Expandierbare styrolpolymerisate mit hoher expandierbarkeit
DE4104418C1 (es) * 1991-02-14 1992-05-14 Basf Ag, 6700 Ludwigshafen, De
US5227463A (en) * 1992-06-12 1993-07-13 Polysar Rubber Corporation Process for the manufacture of functionalized resins from styrene, divinyl benzene and alkane dithiol
DE4416862A1 (de) * 1994-05-13 1996-02-22 Basf Ag Expandierbare Styrolpolymerisate
DE4416861A1 (de) * 1994-05-13 1995-11-16 Basf Ag Expandierbare Styrolpolymerisate
DE4416852A1 (de) * 1994-05-13 1995-11-16 Basf Ag Expandierbare Styrolpolymerisate
US5688832A (en) * 1994-09-16 1997-11-18 The Dow Chemical Company Low molecular weight alkenyl aromatic polymer foam
FR2725995A1 (fr) * 1994-10-21 1996-04-26 Bp Chem Int Ltd Procede de (co-)polymerisation du styrene en suspension aqueuse
FR2725996A1 (fr) * 1994-10-21 1996-04-26 Bp Chem Int Ltd Procede de (co-)polymerisation du styrene en suspension aqueuse
AU4117496A (en) * 1994-11-15 1996-06-06 Shell Internationale Research Maatschappij B.V. Expandable beads based on a polymer of a vinylaromatic compound containing blowing agent and plasticizer
US5591778A (en) * 1995-08-14 1997-01-07 Basf Aktiengesellschaft Process for the preparation of expandable polystyrene
DE19629791A1 (de) * 1996-07-24 1998-01-29 Basf Ag Expandierbare Styrolpolymerisate
US5977195A (en) * 1997-08-01 1999-11-02 Huntsman Corporation Expandable thermoplastic polymer particles and method for making same
US6218002B1 (en) * 1997-12-16 2001-04-17 Polysource, Inc. Concrete mix containing polystyrene beads
CA2309442C (en) 1999-06-03 2009-04-28 Nova Chemicals (International) S.A. Process for the preparation of polymer particles
ITMI20020584A1 (it) * 2002-03-20 2003-09-22 Polimeri Europa Spa Composizioni a base di polimeri vinilaromatici espandibili a migliorata espandibilita'
US20030225172A1 (en) * 2002-05-31 2003-12-04 Miller Larry M. To enhance the thermal insulation of polymeric foam by reducing cell anisotropic ratio and the method for production thereof
DE102004034527A1 (de) * 2004-07-15 2006-02-16 Basf Ag Verfahren zur Herstellung von expandierbaren Styrolpolymeren mit verbesserter Expandierbarkeit
PL1914052T3 (pl) 2006-10-19 2017-12-29 Basf Se Lekkie tworzywa drzewne
EP2042560A1 (de) 2007-09-19 2009-04-01 Basf Se Leichte Holzwerkstoffe mit guten mechanischen Eigenschaften und geringer Formaldehyd-Emission
EP2542393A1 (de) * 2010-03-04 2013-01-09 Basf Se Lignocellulosewerkstoffe mit guten mechanischen eigenschaften
JP5824263B2 (ja) * 2010-07-16 2015-11-25 株式会社カネカ 発泡性熱可塑性樹脂粒子
DE102013226502A1 (de) 2013-12-18 2015-06-18 Tesa Se Verfahren zur Herstellung kurzkettiger Makromoleküle auf Styrolbasis
JP6407077B2 (ja) * 2014-03-31 2018-10-17 積水化成品工業株式会社 ポリスチレン系発泡成形体、発泡性粒子、予備発泡粒子

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR962228A (es) * 1946-12-05 1950-06-07
FR1480502A (fr) * 1965-05-13 1967-05-12 Foster Grant Co Inc Procédé de préparation de particules plastiques dilatables
SE346114B (es) * 1965-05-13 1972-06-26 Hoechst Ag
ES366286A1 (es) * 1968-08-07 1971-02-16 Koppers Co Inc Metodo para preparar particulas de copolimero de vinilari- lacrilonitrilo expandible, finamente dividido.
DE2420298A1 (de) * 1974-04-26 1975-11-06 Basf Ag Zu schaumstoffen niederer dichte expandierbare styrolpolymerisate
FI752642A (es) * 1974-10-11 1976-04-12 Basf Ag
JPS6051483B2 (ja) * 1977-08-29 1985-11-14 ダイセル化学工業株式会社 溶媒揮発型塗料用樹脂の製造方法
DE2840355C2 (de) * 1978-09-16 1980-07-03 Chemische Werke Huels Ag, 4370 Marl Feinteilige expandierbare Styrolpolymerisate zur Herstellung von Schaumstoffkörpern mit kurzen Mindestformverweilzeiten
DE3234664A1 (de) * 1982-09-18 1984-03-22 Basf Ag, 6700 Ludwigshafen Schaumkunststoffteilchen auf basis von poly-p-methylstyrol

Also Published As

Publication number Publication date
DE3365455D1 (en) 1986-09-25
JPH0577696B2 (es) 1993-10-27
JPS59145223A (ja) 1984-08-20
EP0106129A3 (en) 1985-05-15
ES525683A0 (es) 1984-06-01
US4513105A (en) 1985-04-23
DE3234660A1 (de) 1984-03-22
EP0106129B1 (de) 1986-08-20
EP0106129A2 (de) 1984-04-25
CA1215200A (en) 1986-12-09
DE3234660C2 (de) 1984-07-19
US4525484A (en) 1985-06-25

Similar Documents

Publication Publication Date Title
ES8405423A1 (es) Procedimiento para la obtencion de poliestireno particulado
EP0470455A3 (en) Antistatic expansible polystyrene pearls
BR9912446A (pt) Processo para a preparação de polìmeros de estireno expansìveis, polìmeros particulados de estireno expansìveis, e, processo para uso dos mesmos
ATE196158T1 (de) Graphitpartikel enthaltende expandierbare styrolpolymerisate
DE59901682D1 (de) Graphitpartikel enthaltende expandierbare styrolpolymerisate
AU8824191A (en) Expandable styrene polymers
ES447679A1 (es) Procedimiento para la obtencion de polimerizados de estirenoexpndibles conteniendo compuestos de halogeno.
ES8700675A1 (es) Un metodo de producir un latex para ensayos inmunoserologi- cos
DE3172923D1 (en) Expandable styrene polymer particles, a method of producing the particles and foamed styrene polymer articles obtained from the particles
AU634303B2 (en) Expandable styrene polymers, and aromatic-resistant foams produced therefrom
ES2058663T3 (es) Polimeros de estireno expandibles.
SE8203153L (sv) Vattenhaltig kolsuspension
AU7622991A (en) Expandable styrene polymers
IT8420842A1 (it) Polimeri vinil-aromatici antiurto modificati
ES2042100T3 (es) Polimeros de estireno expansibles y procedimiento para su fabricacion.
JPS52145489A (en) Suspension polymerization for granular cross-linking polymer having uniform particle size
Matsuura Work Hardening of Dispersion Strengthened and Precipitation Hardening Alloys
JPS51148787A (en) A process for suspension polymerization
JPS5251483A (en) Process for preparing vinyl-polymer particles
JPS5272787A (en) Process for polymerizing vinyl chloride
Nichols et al. Population ecology of the mallard. 8. Winter distribution patterns and survival rates of winter-banded mallards.
Holmanova et al. Contribution to the Morphology of the Transitional Forms of Graphite
JPS51146589A (en) A process for suspension polymerization
JPS5222287A (en) Suspension type cylindrical belt conveyor apparatus
JPS5322584A (en) Preparation of vinyl chloride polymer

Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20000201