BR9202019A - Processo para produzir particulas espumaveis de polimeros estirencos,e,particulas espumaveis - Google Patents

Processo para produzir particulas espumaveis de polimeros estirencos,e,particulas espumaveis

Info

Publication number
BR9202019A
BR9202019A BR929202019A BR9202019A BR9202019A BR 9202019 A BR9202019 A BR 9202019A BR 929202019 A BR929202019 A BR 929202019A BR 9202019 A BR9202019 A BR 9202019A BR 9202019 A BR9202019 A BR 9202019A
Authority
BR
Brazil
Prior art keywords
particles
spumable
polymers
strimed
produce
Prior art date
Application number
BR929202019A
Other languages
English (en)
Inventor
Francesco Anfuso
Roberto Lanfredi
Gianfranco Veroli
Italo Borghi
Original Assignee
Enichem Polimeri
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 Enichem Polimeri filed Critical Enichem Polimeri
Publication of BR9202019A publication Critical patent/BR9202019A/pt

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
    • C08J9/22—After-treatment of expandable particles; Forming foamed products
    • C08J9/224—Surface treatment
    • 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
    • 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
    • C08J9/22—After-treatment of expandable particles; Forming foamed products
    • 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
    • C08J2325/02—Homopolymers or copolymers of hydrocarbons
    • C08J2325/04—Homopolymers or copolymers of styrene
BR929202019A 1991-05-31 1992-05-27 Processo para produzir particulas espumaveis de polimeros estirencos,e,particulas espumaveis BR9202019A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI911502A IT1247958B (it) 1991-05-31 1991-05-31 Procedimento per la produzione di particelle espandibili di polimeri stirenici aventi migliorate caratteristiche di processabilita` e meccaniche.

Publications (1)

Publication Number Publication Date
BR9202019A true BR9202019A (pt) 1993-01-19

Family

ID=11360029

Family Applications (1)

Application Number Title Priority Date Filing Date
BR929202019A BR9202019A (pt) 1991-05-31 1992-05-27 Processo para produzir particulas espumaveis de polimeros estirencos,e,particulas espumaveis

Country Status (24)

Country Link
US (1) US5308878A (pt)
EP (1) EP0518140B1 (pt)
JP (1) JP3281412B2 (pt)
KR (1) KR100202075B1 (pt)
AT (1) ATE184037T1 (pt)
AU (1) AU645204B2 (pt)
BG (1) BG61193B1 (pt)
BR (1) BR9202019A (pt)
CA (1) CA2069818C (pt)
CZ (1) CZ285272B6 (pt)
DE (1) DE69229894T2 (pt)
DK (1) DK0518140T3 (pt)
ES (1) ES2137165T3 (pt)
FI (1) FI106867B (pt)
HU (1) HU212902B (pt)
IT (1) IT1247958B (pt)
NO (1) NO302897B1 (pt)
PL (1) PL169781B1 (pt)
RO (1) RO110513B1 (pt)
RU (1) RU2089565C1 (pt)
SK (1) SK281431B6 (pt)
TN (1) TNSN92041A1 (pt)
TW (1) TW234720B (pt)
ZA (1) ZA923907B (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1289606B1 (it) * 1997-01-30 1998-10-15 Enichem Spa Procedimento per la produzione di particelle espandibili di polimeri stirenici
EP1444294B1 (en) * 2001-09-28 2008-01-16 Basf Corporation Anti-lumping compounds for use with expandable polystyrenes
IT1366567B (it) * 2005-10-18 2009-10-06 Polimeri Europa Spa Granulati espandibili a basemdi polimeri vinilaromatici dotati di migliorata espansibilita'e procedimento per la loro preparazione
WO2011071408A1 (ru) * 2009-12-11 2011-06-16 Gurichev Victor Borisovich Способ получения влаговпитывающей ленты из вспененного полистирола и упаковка
RU2443559C1 (ru) * 2010-08-05 2012-02-27 Виктор Борисович Гуричев Способ формования изделий для упаковки продуктов, устройство горячего формования изделий и способ увеличения толщины стенок изделий для упаковки продуктов при формовании
JP2013023565A (ja) * 2011-07-20 2013-02-04 Sekisui Plastics Co Ltd 中低倍発泡成形用発泡性ポリスチレン系樹脂粒子、発泡粒子、発泡成形体及び発泡成形体の製造方法
CN106749791B (zh) * 2016-12-07 2018-10-23 河海大学 一种低密度聚苯乙烯微球及其制备方法
CN109134912A (zh) * 2018-06-29 2019-01-04 芜湖市新京桥包装科技有限公司 一种提升聚苯乙烯缓冲性能和强度的发泡剂

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE941389C (de) 1951-04-19 1956-04-12 Basf Ag Verfahren zur Herstellung poroeser Formkoerper aus thermoplastischen Kunststoffen
BE532626A (pt) * 1953-11-24
DE1229722B (de) 1957-11-29 1966-12-01 Dow Chemical Co Verfahren zum Herstellen verschaeumbarer Formmassen aus vinylaromatischen Polymerisaten
DE1174969B (de) 1959-07-08 1964-07-30 Basf Ag Verfahren und Vorrichtung zur Herstellung von blaehfaehigen thermoplastischen Kunst-stoffen in kleinteiliger Form
DE1165269B (de) 1962-08-29 1964-03-12 Basf Ag Verfahren zur kontinuierlichen Herstellung von feinteiligen expandierbaren Styrolpolymerisaten
US4169193A (en) * 1973-02-22 1979-09-25 Montedison S.P.A. Process for preparing expandible poly-styrene particles useful for obtaining molded bodies having a cellular structure
US4200696A (en) * 1974-02-21 1980-04-29 Montedison S.P.A. Process for preparing expandible particles of styrene-based polymers
GB1478164A (en) * 1974-11-22 1977-06-29 Kent Ltd G Apparatus for providing a controlled concentration of a gas in a flow of liquid
DE2553299A1 (de) * 1975-11-27 1977-06-08 Basf Ag Verfahren zur verringerung des treibmittelgehaltes von expandierbaren styrolpolymerisaten
IT1080686B (it) * 1977-06-30 1985-05-16 Montedison Spa Particelle di polstirene espandibili migliorate e procedimento per la loro produzione
US4226942A (en) * 1978-08-15 1980-10-07 Monsanto Company Foamable resins process
JPS5846211B2 (ja) * 1979-03-10 1983-10-14 電気化学工業株式会社 発泡性スチレン系重合体粒子及びその製法
DE3030053A1 (de) 1980-08-08 1982-03-25 Basf Ag, 6700 Ludwigshafen Teilchenfoermige, treibmittelhaltige styrolpolymerisate und deren verwendung
US4599366A (en) * 1985-12-23 1986-07-08 Atlantic Richfield Company Anti-static styrene polymer particles
JPH0742362B2 (ja) * 1988-05-17 1995-05-10 鐘淵化学工業株式会社 発泡性スチレン系樹脂粒子及びその製造方法
JPH0627212B2 (ja) * 1988-07-22 1994-04-13 鐘淵化学工業株式会社 発泡性スチレン系樹脂粒子及びその製造方法

Also Published As

Publication number Publication date
DE69229894D1 (de) 1999-10-07
US5308878A (en) 1994-05-03
CA2069818C (en) 2004-08-03
TW234720B (pt) 1994-11-21
FI922440A (fi) 1992-12-01
FI922440A0 (fi) 1992-05-27
PL169781B1 (pl) 1996-08-30
ES2137165T3 (es) 1999-12-16
ATE184037T1 (de) 1999-09-15
NO302897B2 (no) 1998-05-04
JPH05156066A (ja) 1993-06-22
HU212902B (en) 1996-12-30
ITMI911502A0 (it) 1991-05-31
TNSN92041A1 (fr) 1993-06-08
KR100202075B1 (ko) 1999-06-15
HU9201800D0 (en) 1992-08-28
EP0518140B1 (en) 1999-09-01
PL294738A1 (en) 1993-02-22
NO922119D0 (no) 1992-05-27
CS162792A3 (en) 1992-12-16
CZ285272B6 (cs) 1999-06-16
RU2089565C1 (ru) 1997-09-10
NO302897B1 (no) 1998-05-04
BG61193B1 (bg) 1997-02-28
DE69229894T2 (de) 2000-05-31
ITMI911502A1 (it) 1992-12-01
CA2069818A1 (en) 1992-12-01
RO110513B1 (ro) 1996-01-30
KR920021631A (ko) 1992-12-18
FI106867B (fi) 2001-04-30
AU1725992A (en) 1992-12-03
NO922119L (no) 1992-12-01
HUT62020A (en) 1993-03-29
IT1247958B (it) 1995-01-05
DK0518140T3 (da) 2000-03-27
AU645204B2 (en) 1994-01-06
ZA923907B (en) 1993-03-08
JP3281412B2 (ja) 2002-05-13
EP0518140A1 (en) 1992-12-16
SK281431B6 (sk) 2001-03-12

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
HO Change of classification

Free format text: INT. CL. 6 C08J 9/18

FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 27/05/2012