ZA923907B - Process for producing foamable particles of styrenic polymers, endowed with improved processability and mechanical properties. - Google Patents

Process for producing foamable particles of styrenic polymers, endowed with improved processability and mechanical properties.

Info

Publication number
ZA923907B
ZA923907B ZA923907A ZA923907A ZA923907B ZA 923907 B ZA923907 B ZA 923907B ZA 923907 A ZA923907 A ZA 923907A ZA 923907 A ZA923907 A ZA 923907A ZA 923907 B ZA923907 B ZA 923907B
Authority
ZA
South Africa
Prior art keywords
endowed
mechanical properties
styrenic polymers
improved processability
foamable particles
Prior art date
Application number
ZA923907A
Other languages
English (en)
Inventor
Francesco Anfuso
Roberto Lanfredi
Gianfranco Veroli
Italo Borghi
Original Assignee
Ecp Enichem Polimeri S R 1
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 Ecp Enichem Polimeri S R 1 filed Critical Ecp Enichem Polimeri S R 1
Publication of ZA923907B publication Critical patent/ZA923907B/xx

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Graft Or Block Polymers (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Sealing Material Composition (AREA)
ZA923907A 1991-05-31 1992-05-27 Process for producing foamable particles of styrenic polymers, endowed with improved processability and mechanical properties. ZA923907B (en)

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
ZA923907B true ZA923907B (en) 1993-03-08

Family

ID=11360029

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA923907A ZA923907B (en) 1991-05-31 1992-05-27 Process for producing foamable particles of styrenic polymers, endowed with improved processability and mechanical properties.

Country Status (24)

Country Link
US (1) US5308878A (no)
EP (1) EP0518140B1 (no)
JP (1) JP3281412B2 (no)
KR (1) KR100202075B1 (no)
AT (1) ATE184037T1 (no)
AU (1) AU645204B2 (no)
BG (1) BG61193B1 (no)
BR (1) BR9202019A (no)
CA (1) CA2069818C (no)
CZ (1) CZ285272B6 (no)
DE (1) DE69229894T2 (no)
DK (1) DK0518140T3 (no)
ES (1) ES2137165T3 (no)
FI (1) FI106867B (no)
HU (1) HU212902B (no)
IT (1) IT1247958B (no)
NO (1) NO302897B2 (no)
PL (1) PL169781B1 (no)
RO (1) RO110513B1 (no)
RU (1) RU2089565C1 (no)
SK (1) SK281431B6 (no)
TN (1) TNSN92041A1 (no)
TW (1) TW234720B (no)
ZA (1) ZA923907B (no)

Families Citing this family (9)

* 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
AU2002342647A1 (en) * 2001-09-28 2003-04-14 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
JP7448401B2 (ja) * 2020-03-31 2024-03-12 積水化成品工業株式会社 納豆容器の製造方法

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 (no) * 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
BG61193B1 (bg) 1997-02-28
JP3281412B2 (ja) 2002-05-13
PL169781B1 (pl) 1996-08-30
BR9202019A (pt) 1993-01-19
US5308878A (en) 1994-05-03
EP0518140B1 (en) 1999-09-01
SK281431B6 (sk) 2001-03-12
KR920021631A (ko) 1992-12-18
DE69229894D1 (de) 1999-10-07
RU2089565C1 (ru) 1997-09-10
NO922119L (no) 1992-12-01
ES2137165T3 (es) 1999-12-16
BG96391A (bg) 1993-12-24
TW234720B (no) 1994-11-21
CA2069818A1 (en) 1992-12-01
PL294738A1 (en) 1993-02-22
NO922119D0 (no) 1992-05-27
KR100202075B1 (ko) 1999-06-15
FI106867B (fi) 2001-04-30
EP0518140A1 (en) 1992-12-16
ATE184037T1 (de) 1999-09-15
CZ285272B6 (cs) 1999-06-16
HUT62020A (en) 1993-03-29
DK0518140T3 (da) 2000-03-27
AU645204B2 (en) 1994-01-06
TNSN92041A1 (fr) 1993-06-08
NO302897B1 (no) 1998-05-04
JPH05156066A (ja) 1993-06-22
ITMI911502A1 (it) 1992-12-01
AU1725992A (en) 1992-12-03
CS162792A3 (en) 1992-12-16
NO302897B2 (no) 1998-05-04
CA2069818C (en) 2004-08-03
HU9201800D0 (en) 1992-08-28
ITMI911502A0 (it) 1991-05-31
DE69229894T2 (de) 2000-05-31
HU212902B (en) 1996-12-30
IT1247958B (it) 1995-01-05
FI922440A (fi) 1992-12-01
FI922440A0 (fi) 1992-05-27
RO110513B1 (ro) 1996-01-30

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