IT1119712B - Metodo di polimerizzazione di stirene - Google Patents

Metodo di polimerizzazione di stirene

Info

Publication number
IT1119712B
IT1119712B IT29603/78A IT2960378A IT1119712B IT 1119712 B IT1119712 B IT 1119712B IT 29603/78 A IT29603/78 A IT 29603/78A IT 2960378 A IT2960378 A IT 2960378A IT 1119712 B IT1119712 B IT 1119712B
Authority
IT
Italy
Prior art keywords
polymerization method
styrene polymerization
styrene
polymerization
Prior art date
Application number
IT29603/78A
Other languages
English (en)
Other versions
IT7829603A0 (it
Original Assignee
Basf Wyandotte Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25306799&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IT1119712(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Basf Wyandotte Corp filed Critical Basf Wyandotte Corp
Publication of IT7829603A0 publication Critical patent/IT7829603A0/it
Application granted granted Critical
Publication of IT1119712B publication Critical patent/IT1119712B/it

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0014Use of organic additives
    • C08J9/0019Use of organic additives halogenated
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12Working-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
    • C08J9/14Working-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
    • C08J9/141Hydrocarbons
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/16Making expandable particles
    • C08J9/20Making expandable particles by suspension polymerisation in the presence of the blowing agent
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/22After-treatment of expandable particles; Forming foamed products
    • C08J9/228Forming foamed products
    • C08J9/232Forming foamed products by sintering expandable particles
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00Use of organic ingredients
    • C08K5/02Halogenated hydrocarbons
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00Use of organic ingredients
    • C08K5/04Oxygen-containing compounds
    • C08K5/14Peroxides
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2203/00Foams characterized by the expanding agent
    • C08J2203/14Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2325/00Characterised 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
    • C08J2325/02Homopolymers or copolymers of hydrocarbons
    • C08J2325/04Homopolymers or copolymers of styrene
    • C08J2325/06Polystyrene
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S260/00Chemistry of carbon compounds
    • Y10S260/24Flameproof
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S521/00Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S521/907Nonurethane flameproofed cellular product

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)
  • Compositions Of Macromolecular Compounds (AREA)
IT29603/78A 1977-11-09 1978-11-08 Metodo di polimerizzazione di stirene IT1119712B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US84990477A 1977-11-09 1977-11-09

Publications (2)

Publication Number Publication Date
IT7829603A0 IT7829603A0 (it) 1978-11-08
IT1119712B true IT1119712B (it) 1986-03-10

Family

ID=25306799

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29603/78A IT1119712B (it) 1977-11-09 1978-11-08 Metodo di polimerizzazione di stirene

Country Status (6)

Country Link
US (1) US4281067A (it)
EP (1) EP0001830B1 (it)
JP (1) JPS5485265A (it)
AU (1) AU522968B2 (it)
DE (1) DE2861556D1 (it)
IT (1) IT1119712B (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4393147A (en) * 1982-11-22 1983-07-12 Cosden Technology, Inc. Expandable polymeric styrene particles
US4927858A (en) * 1989-07-10 1990-05-22 Huntsman Chemical Corporation Polyphenylene ether-alkenyl aromatic polymer blends having organobromine additives
DE3928284A1 (de) * 1989-08-26 1991-02-28 Basf Ag Schwerentflammbare expandierbare styrolpolymerisate und schaumstoffe sowie flammschutzmittel
US4980382A (en) * 1989-12-29 1990-12-25 Arco Chemical Technology, Inc. Process for the preparation of expandable vinyl aromatic polymer particles containing hexabromocyclododecane
DK0533742T3 (da) * 1990-06-14 1997-08-18 Dow Chemical Co Brandsikre alkenylaromatiske skum
US4994499A (en) * 1990-07-31 1991-02-19 Arco Chemical Technology, Inc. Method of adding flame retardant to vinyl aromatic polymers made in a one-step process
JP2002523586A (ja) 1998-08-28 2002-07-30 ザ ダウ ケミカル カンパニー 減少した臭素化難燃剤をもつ難燃性スチレンポリマー発泡体
US6303664B1 (en) 1999-10-29 2001-10-16 Styrochem Delaware, Inc. Treatment for reducing residual carbon in the lost foam process
US6710094B2 (en) 1999-12-29 2004-03-23 Styrochem Delaware, Inc. Processes for preparing patterns for use in metal castings
ES2379460T3 (es) * 2002-12-18 2012-04-26 Synbra Technology B.V. Materiales resistentes al fuego
DE102004034515A1 (de) * 2004-07-15 2006-02-02 Basf Ag Selbstverlöschender Styrolpolymer-Partikelschaumstoff
DE102004034527A1 (de) * 2004-07-15 2006-02-16 Basf Ag Verfahren zur Herstellung von expandierbaren Styrolpolymeren mit verbesserter Expandierbarkeit
WO2008106334A2 (en) * 2007-02-26 2008-09-04 Albemarle Corporation Flame retarded styrenic polymer foams and foam precursors

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3058928A (en) * 1958-07-24 1962-10-16 Dow Chemical Co Foamed self-extinguishing alkenyl aromatic resin compositions containing an organic bromide and peroxide; and method of preparation
US3058929A (en) * 1958-07-24 1962-10-16 Dow Chemical Co Method of polymerizing a vinyl aromatic monomer in the presence of an organic bromide and an organic peroxide and a self-extinguishing vinyl aromatic polymer containing same
DE1218149C2 (de) * 1959-08-22 1974-12-19 Basf Ag Flammschutzmittel fuer kunststoffe
DE1256888B (de) * 1966-01-15 1967-12-21 Basf Ag Verminderung der Mindestformverweilzeit bei der Herstellung von Zellkoerpern aus Styrolpolymerisaten
US3819547A (en) * 1973-07-09 1974-06-25 Arco Polymers Inc Self-extinguishing polymer compositions containing hexabromo-2-butene

Also Published As

Publication number Publication date
JPS5485265A (en) 1979-07-06
EP0001830B1 (en) 1982-01-20
EP0001830A2 (en) 1979-05-16
AU4140678A (en) 1979-05-17
US4281067A (en) 1981-07-28
DE2861556D1 (en) 1982-03-04
AU522968B2 (en) 1982-07-08
EP0001830A3 (en) 1979-05-30
IT7829603A0 (it) 1978-11-08

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