IT1010361B - PROCESS FOR THE PREPARATION OF ESPANS FROM MIXTURES OF POLYOLEFINS AND STYRENE POLYMERS - Google Patents

PROCESS FOR THE PREPARATION OF ESPANS FROM MIXTURES OF POLYOLEFINS AND STYRENE POLYMERS

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
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/en
Priority claimed from DE2413863A external-priority patent/DE2413863A1/en
Application filed by Basf Ag filed Critical Basf Ag
Application granted granted Critical
Publication of IT1010361B publication Critical patent/IT1010361B/en

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)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Molding Of Porous Articles (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
IT22221/74A 1973-05-08 1974-05-02 PROCESS FOR THE PREPARATION OF ESPANS FROM MIXTURES OF POLYOLEFINS AND STYRENE POLYMERS IT1010361B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19732323031 DE2323031A1 (en) 1973-05-08 1973-05-08 Cellular materials for insulating buildings - based on mixture of polyolefin, styrene polymer, and third polymer
DE2413863A DE2413863A1 (en) 1974-03-22 1974-03-22 Cellular materials for insulating buildings - based on mixture of polyolefin, styrene polymer, and third polymer

Publications (1)

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

Family

ID=25765091

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22221/74A IT1010361B (en) 1973-05-08 1974-05-02 PROCESS FOR THE PREPARATION OF ESPANS FROM MIXTURES OF POLYOLEFINS AND STYRENE POLYMERS

Country Status (7)

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

Families Citing this family (6)

* 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
US4623671A (en) 1985-10-29 1986-11-18 The Dow Chemical Company Foams of ionically associated blends of styrenic and ethylenic polymers
CA2391890A1 (en) 1999-12-07 2001-06-14 Dow Global Technologies Inc. Hydrogenated vinyl aromatic polymer foams
JP2001310968A (en) * 2000-04-28 2001-11-06 Asahi Kasei Corp Extruded polyethylene-polystyrene mixed resin foam and method for producing the same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU36939A1 (en) * 1958-03-07
NL130683C (en) * 1961-12-05 1971-02-15 Stamicarbon Improvement of the process for the manufacture of multicellular articles.
GB1214384A (en) * 1967-10-19 1970-12-02 Sumitomo Chemical Co Expandable styrene polymer compositions
NO136932C (en) * 1970-01-29 1977-11-30 Basf Ag IMPACT RESISTANT THERMO PLASTIC MIXTURE ON THE BASIS OF THE POLYSTYR

Also Published As

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

Similar Documents

Publication Publication Date Title
IT1025796B (en) POLYMERS OF P FEMILENESULFIDE
IT1031882B (en) PROCESS FOR THE PREPARATION OF OLEFINIC POLYMERS IN SMALL PARTICLES
IT1022393B (en) PROCEDURE FOR THE PRODUCTION OF BUTADIENE POLYMERS
IT1015150B (en) BIGMENTATION OF POLYMERS
IT1023171B (en) PROCEDURE FOR THE PREPARATION OF BLOCK POLYMERS AND OBTAINED PRODUCT
IT1022740B (en) PROCESS OF PREPARATION OF POLYOLEFINS
IT1064918B (en) PROCESS FOR THE PREPARATION OF OLEFINIC POLYMERS
BR7308959D0 (en) PROCESS FOR THE PRODUCTION OF VINYL CHLORIDE POLYMERS
BR7308958D0 (en) PROCESS FOR THE PRODUCTION OF VINYL CHLORIDE POLYMERS
IT1017700B (en) PROCESS FOR THE PREPARATION OF GRAFTING POLYMERS
IT1049915B (en) PROCESS FOR THE PREPARATION OF OLEFINIC POLYMERS
IT1066740B (en) PROCEDURE FOR THE PRODUCTION OF EXPANDABLE STYRENE POLYMERS
IT1062289B (en) PROCEDURE FOR THE PRODUCTION OF ETHYLENE POLYMERS
IT1010361B (en) PROCESS FOR THE PREPARATION OF ESPANS FROM MIXTURES OF POLYOLEFINS AND STYRENE POLYMERS
IT1050506B (en) PROCEDURE FOR THE PRODUCTION OF PARTICULAR CROSS-LINKED POLYMERS
IT940600B (en) PROCESS FOR THE PREPARATION OF EXPANDABLE STYRENE POLYMERS
IT1049098B (en) PROCESS FOR THE PREPARATION OF GRAFT POLYMERS
CH539085A (en) Process for the production of styrene copolymers
IT1055972B (en) PROCESS FOR THE PREPARATION OF OLEFINIC POLYMERS
IT1065391B (en) PROCESS FOR THE PREPARATION OF VINYLENCARBONATE POLYMERS
IT956089B (en) PROCESS FOR THE PREPARATION OF POLYMERS
IT1007004B (en) PROCESS FOR THE CONTINUOUS PREPARATION OF POLYMERS
IT1008390B (en) PERFLUOROMETHYLENCYCLOPROPANE ITS POLYMERS AND THEIR PREPARATION PROCESSES
IT1010237B (en) AQUEOUS MIXTURE OF POLYMERS
IT1064472B (en) PROCESS FOR THE PREPARATION OF CHLORINATED POLYMERS