GB1104165A - Process for the production of polystyrene foam - Google Patents

Process for the production of polystyrene foam

Info

Publication number
GB1104165A
GB1104165A GB47791/66A GB4779166A GB1104165A GB 1104165 A GB1104165 A GB 1104165A GB 47791/66 A GB47791/66 A GB 47791/66A GB 4779166 A GB4779166 A GB 4779166A GB 1104165 A GB1104165 A GB 1104165A
Authority
GB
United Kingdom
Prior art keywords
organic acid
polystyrene foam
organic
carbon dioxide
mixing
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
GB47791/66A
Other languages
English (en)
Inventor
Frank Albert Carlson
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.)
Mobil Oil AS
Original Assignee
Mobil Oil AS
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 Mobil Oil AS filed Critical Mobil Oil AS
Publication of GB1104165A publication Critical patent/GB1104165A/en
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
    • C08J9/0095—Mixtures of at least two compounding ingredients belonging to different one-dot groups
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/3442—Mixing, kneading or conveying the foamable material
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24—Acids; Salts thereof
    • C08K3/26—Carbonates; Bicarbonates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides 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
    • 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
    • C08J2325/06—Polystyrene

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)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
GB47791/66A 1965-11-08 1966-10-25 Process for the production of polystyrene foam Expired GB1104165A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US50683665A 1965-11-08 1965-11-08

Publications (1)

Publication Number Publication Date
GB1104165A true GB1104165A (en) 1968-02-21

Family

ID=24016190

Family Applications (1)

Application Number Title Priority Date Filing Date
GB47791/66A Expired GB1104165A (en) 1965-11-08 1966-10-25 Process for the production of polystyrene foam

Country Status (6)

Country Link
US (1) US3444283A (enExample)
JP (1) JPS4945717B1 (enExample)
DE (1) DE1694595C3 (enExample)
FR (1) FR1499647A (enExample)
GB (1) GB1104165A (enExample)
NL (1) NL6615371A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4572740A (en) * 1984-03-28 1986-02-25 Boehringer Ingelheim Kg Citric acid esters as blowing and nucleating agents in the processing plastics

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3978182A (en) * 1973-12-26 1976-08-31 Mobil Oil Corporation Method for extruding a polystyrene foam with variations in mass concentration across the sheet and thermoforming the sheet
JPS52141416U (enExample) * 1976-04-19 1977-10-26
US4205114A (en) 1978-09-18 1980-05-27 Mobil Oil Corporation Heat and grease resistant containers comprising poly (p-methylstyrene)
US4240575A (en) * 1979-05-07 1980-12-23 Mobil Oil Corporation Egg carton with crush resistant top
US4362482A (en) * 1980-01-09 1982-12-07 Cosden Technology, Inc. Apparatus for extruding thermoplastic compositions
US4344710A (en) * 1980-06-10 1982-08-17 Mobil Oil Corporation Polymer foam extrusion system
US4424287A (en) 1980-06-10 1984-01-03 Mobil Oil Corporation Polymer foam process
US4335181A (en) * 1980-07-01 1982-06-15 Mobil Oil Corporation Microwaveable heat and grease resistant containers
US4351884A (en) * 1980-09-02 1982-09-28 Mobil Oil Corporation Shaped articles from poly(p-methylstyrene) blends
US4350657A (en) * 1980-11-04 1982-09-21 Union Carbide Corporation Low-energy extruder-pump system
US4401612A (en) * 1981-06-17 1983-08-30 The B. F. Goodrich Company Method and apparatus for extruding foam polymeric materials involving the use of an extrusion screw having spaced multiple flight mixing means thereon
US4409165A (en) * 1981-06-18 1983-10-11 The B. F. Goodrich Company Method and apparatus for extruding a cellular product
US4393017A (en) * 1981-06-18 1983-07-12 The B. F. Goodrich Company Apparatus and method for making foamed resin products
US4560334A (en) * 1981-09-01 1985-12-24 Cosden Technology, Inc. Apparatus for extruding thermoplastic compositions
US4476077A (en) * 1981-12-16 1984-10-09 Mobil Oil Corporation Process for preparing a poly(p-methylstyrene) foam
US4419309A (en) * 1982-04-30 1983-12-06 Mobil Oil Corporation Polystyrene foam extrusion into a foam assisting atmosphere
US4505961A (en) * 1982-04-30 1985-03-19 Mobil Oil Corporation Microwavable heat and grease resistant containers and method for their preparation
US4525395A (en) * 1983-01-03 1985-06-25 Mobil Oil Corporation Shaped articles from poly (p-methylstyrene) blends
US4663103A (en) * 1983-08-09 1987-05-05 Collins & Aikman Corporation Apparatus and method of extrusion
US4657499A (en) * 1985-05-30 1987-04-14 Shell Oil Company Screw extruder apparatus adapted for mixing additive fluids
DE3524704A1 (de) * 1985-07-11 1987-01-15 Boehringer Ingelheim Kg Nucleierungsmittel (porenregler) zur herstellung direktbegaster thermoplastschaeume
US4705471A (en) * 1985-08-02 1987-11-10 Mobil Oil Corporation Mold for producing a plate
DE3722539A1 (de) * 1987-07-08 1989-01-19 Reichenecker Hans Storopack Geschaeumter formkoerper
US5034171A (en) * 1989-11-30 1991-07-23 Air Products And Chemicals, Inc. Process for extruding thermoplastic materials using low pressure inert gases as foaming agents
US5423607A (en) * 1991-05-03 1995-06-13 Dolco Packaging Corp. Method for blending diverse blowing agents
CN102689392B (zh) * 2012-05-29 2015-07-29 龙口阳光机械设备有限公司 一种采用二氧化碳发泡剂生产聚苯乙烯挤塑发泡制品的方法
EP2737988B1 (de) 2012-11-30 2021-07-21 Promix Solutions AG Verfahren zur Schaumextrusion

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2941965A (en) * 1954-11-16 1960-06-21 Koppers Co Inc Foamable polystyrene composition containing an aliphatic hydrocarbon, a carbon dioxide liberating agent and boric acid; and method of foaming
US2911382A (en) * 1956-09-21 1959-11-03 Monsanto Chemicals Process of making extruded styrene polymer foams
NL244620A (enExample) * 1958-12-17
US3089857A (en) * 1960-04-12 1963-05-14 Koppers Co Inc Storage stable expandable polymeric composition containing expandable polymeric particles and two different blowing agents and method of making same
US3069367A (en) * 1960-08-10 1962-12-18 Monsanto Chemicals Composition comprising a foamable styrene polymer containing a three component system and process of foaming
US3160688A (en) * 1961-06-02 1964-12-08 Monsanto Co Extrusion process
US3151192A (en) * 1961-07-24 1964-09-29 Sun Chemical Corp Method of extruding a foamed thermoplastic product

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4572740A (en) * 1984-03-28 1986-02-25 Boehringer Ingelheim Kg Citric acid esters as blowing and nucleating agents in the processing plastics

Also Published As

Publication number Publication date
DE1694595C3 (de) 1975-05-28
DE1694595B2 (de) 1974-09-19
JPS4945717B1 (enExample) 1974-12-05
FR1499647A (fr) 1967-10-27
DE1694595A1 (de) 1971-08-26
NL6615371A (enExample) 1967-05-09
US3444283A (en) 1969-05-13

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