IT1010361B - Processo per la preparazione di espansi da miscele di poliolefine e di polimeri stirenici - Google Patents

Processo per la preparazione di espansi da miscele di poliolefine e di polimeri stirenici

Info

Publication number
IT1010361B
IT1010361B IT22221/74A IT2222174A IT1010361B IT 1010361 B IT1010361 B IT 1010361B IT 22221/74 A IT22221/74 A IT 22221/74A IT 2222174 A IT2222174 A IT 2222174A IT 1010361 B IT1010361 B IT 1010361B
Authority
IT
Italy
Prior art keywords
espans
polyolefins
mixtures
preparation
styrene polymers
Prior art date
Application number
IT22221/74A
Other languages
English (en)
Italian (it)
Original Assignee
Basf Ag
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
Priority claimed from DE19732323031 external-priority patent/DE2323031A1/de
Priority claimed from DE2413863A external-priority patent/DE2413863A1/de
Application filed by Basf Ag filed Critical Basf Ag
Application granted granted Critical
Publication of IT1010361B publication Critical patent/IT1010361B/it

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
    • C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92895—Barrel or housing
    • 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
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after 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
    • 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
    • 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
    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after 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
    • C08J2425/00—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
    • C08J2425/02—Homopolymers or copolymers of hydrocarbons
    • 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
    • C08J2425/00—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
    • C08J2425/02—Homopolymers or copolymers of hydrocarbons
    • C08J2425/04—Homopolymers or copolymers of styrene
    • C08J2425/08—Copolymers of styrene
    • C08J2425/10—Copolymers of styrene with conjugated dienes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
IT22221/74A 1973-05-08 1974-05-02 Processo per la preparazione di espansi da miscele di poliolefine e di polimeri stirenici IT1010361B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19732323031 DE2323031A1 (de) 1973-05-08 1973-05-08 Verfahren zur herstellung von schaumstoffen aus gemischen von polyolefinen und styrolpolymerisaten
DE2413863A DE2413863A1 (de) 1974-03-22 1974-03-22 Verfahren zur herstellung von schaumstoffen aus gemischen von polyolefinen und styrolpolymerisaten

Publications (1)

Publication Number Publication Date
IT1010361B true IT1010361B (it) 1977-01-10

Family

ID=25765091

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22221/74A IT1010361B (it) 1973-05-08 1974-05-02 Processo per la preparazione di espansi da miscele di poliolefine e di polimeri stirenici

Country Status (7)

Country Link
JP (1) JPS5032263A (fr)
AT (1) ATA377874A (fr)
ES (1) ES426042A1 (fr)
FR (1) FR2228801A1 (fr)
GB (1) GB1460621A (fr)
IT (1) IT1010361B (fr)
NL (1) NL7405693A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4452751A (en) * 1982-02-26 1984-06-05 The Dow Chemical Company Styrena polymer foam made with α-polyolefin additives
US4567209A (en) * 1984-09-24 1986-01-28 The Dow Chemical Company Foams of ionically associated blends of styrenic and ethylenic polymers
US4605682A (en) * 1985-02-04 1986-08-12 The Dow Chemical Company Lightly crosslinked polyethylene polystyrene blend foams and process for making
CA2391890A1 (fr) * 1999-12-07 2001-06-14 Dow Global Technologies Inc. Mousses de polymere aromatique de vinyle hydrogene
JP2001310968A (ja) * 2000-04-28 2001-11-06 Asahi Kasei Corp ポリエチレン−ポリスチレン系混合樹脂押出発泡体及びその製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU36939A1 (fr) * 1958-03-07
NL130683C (nl) * 1961-12-05 1971-02-15 Stamicarbon Verbetering van de werkwijze voor de vervaardiging van veelcellige voorwerpen.
GB1214384A (en) * 1967-10-19 1970-12-02 Sumitomo Chemical Co Expandable styrene polymer compositions
NO136932C (no) * 1970-01-29 1977-11-30 Basf Ag Slagfast termoplastblanding p} basis av polystyren

Also Published As

Publication number Publication date
FR2228801A1 (fr) 1974-12-06
ATA377874A (de) 1976-01-15
ES426042A1 (es) 1976-11-16
JPS5032263A (fr) 1975-03-28
NL7405693A (fr) 1974-11-12
GB1460621A (en) 1977-01-06

Similar Documents

Publication Publication Date Title
IT1025796B (it) Polimeri di p femilensolfuro
IT1031882B (it) Processo per la preparazione di polimeri olefinici in piccole particelle
IT1022393B (it) Procedimento per la produzione di polimeri del butadiene
IT1015150B (it) Bigmentazione di polimeri
IT1023171B (it) Procedimento per la preparazione di polimeri a blocchi e prodotto ottenuto
IT1022740B (it) Processo di preparazione di poliolefine
IT1064918B (it) Processo per la preparazione di polimeri olefinici
BR7308959D0 (pt) Processo para producao de polimeros de cloreto de vinila
IT1056922B (it) Processo e apparecchio per la preparazione di polimeri del cloruro di vinile
BR7308958D0 (pt) Processo para producao de polimeros de cloreto de vinila
IT1017700B (it) Processo per la preparazione di polimeri ad innesto
IT1049915B (it) Processo per la preparazione di polimeri olefinici
IT1062289B (it) Procedimento per la produzione di polimeri di etilene
IT1066740B (it) Procedimento per la produzione di polimeri dello stirolo espandibili
IT1050506B (it) Procedimento per laproduzine di polimeri reticolati particellari
IT940600B (it) Processo per la preparazione di polimeri stirenici espandibili
IT1010361B (it) Processo per la preparazione di espansi da miscele di poliolefine e di polimeri stirenici
CH539085A (de) Verfahren zur Herstellung von Styrol-Copolymeren
IT1055972B (it) Processo per la preparazione di polimeri olefinici
IT956089B (it) Processo per la preparazione di polimeri
IT1007004B (it) Processo per la preparazione in continuo di polimeri
IT1065391B (it) Processo per la preparazione di polimeri del vinilencarbonato
IT1010237B (it) Miscela acquosa di polimeri
IT1064472B (it) Processo per la preparazione di polimeri clorurati
IT1002017B (it) Polimeri stirenici autoestinguenti