IT7852485A0 - Procedimento per produrre polistiroli bromurati nel nucleo stabili al calore - Google Patents

Procedimento per produrre polistiroli bromurati nel nucleo stabili al calore

Info

Publication number
IT7852485A0
IT7852485A0 IT7852485A IT5248578A IT7852485A0 IT 7852485 A0 IT7852485 A0 IT 7852485A0 IT 7852485 A IT7852485 A IT 7852485A IT 5248578 A IT5248578 A IT 5248578A IT 7852485 A0 IT7852485 A0 IT 7852485A0
Authority
IT
Italy
Prior art keywords
polystyroles
core
procedure
producing heat
stable brominated
Prior art date
Application number
IT7852485A
Other languages
English (en)
Other versions
IT1111389B (it
Original Assignee
Huels Chemische Werke 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25773580&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IT7852485(A0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from DE19782800012 external-priority patent/DE2800012B2/de
Priority claimed from DE19782800013 external-priority patent/DE2800013C2/de
Application filed by Huels Chemische Werke Ag filed Critical Huels Chemische Werke Ag
Publication of IT7852485A0 publication Critical patent/IT7852485A0/it
Application granted granted Critical
Publication of IT1111389B publication Critical patent/IT1111389B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/18—Introducing halogen atoms or halogen-containing groups
    • C08F8/20—Halogenation
    • C08F8/22—Halogenation by reaction with free halogens

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT52485/78A 1978-01-02 1978-12-29 Procedimento per produrre polistiroli bromurati nel nucleo stabili alcalore IT1111389B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19782800012 DE2800012B2 (de) 1978-01-02 1978-01-02 Verfahren zur Herstellung von wärmebeständigen, kernbromierten Polystyrolen
DE19782800013 DE2800013C2 (de) 1978-01-02 1978-01-02 Verfahren zur Herstellung von wärmebeständigen, kernbromierten Polystyrolen

Publications (2)

Publication Number Publication Date
IT7852485A0 true IT7852485A0 (it) 1978-12-29
IT1111389B IT1111389B (it) 1986-01-13

Family

ID=25773580

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52485/78A IT1111389B (it) 1978-01-02 1978-12-29 Procedimento per produrre polistiroli bromurati nel nucleo stabili alcalore

Country Status (6)

Country Link
US (1) US4200703A (it)
JP (1) JPS54100492A (it)
FR (1) FR2413409A1 (it)
GB (1) GB2013212B (it)
IL (1) IL56341A (it)
IT (1) IT1111389B (it)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3006448A1 (de) * 1980-02-21 1981-08-27 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von mischungen aus bromierten polystyrolen und bromierten aromatischen verbindungen
US4352909A (en) * 1980-08-20 1982-10-05 Ferro Corporation Process for the bromination of polystyrenes
US4399235A (en) 1981-05-11 1983-08-16 The Dow Chemical Company High density ion exchange resins
CA1263994A (en) * 1984-10-01 1989-12-19 James V. Fusco Acid scavenged polymer halogenation
US5087674A (en) * 1984-10-01 1992-02-11 Exxon Research & Engineering Acid scavenged polymer halogenation
EP0201411A3 (en) * 1985-05-03 1989-02-08 The Dow Chemical Company Brominated polymers of alkenyl aromatic compounds
US4879353A (en) * 1987-01-28 1989-11-07 Great Lakes Chemical Corporation Bromination of polystyrene using bromine as the reaction solvent
US4832873A (en) * 1987-10-09 1989-05-23 Great Lakes Chemical Corporation Process for producing polybrominated higher alkylbenzenes
DE3942938A1 (de) * 1989-01-07 1990-07-12 Sandoz Ag Disazo-dispersionsfarbstoffe
US4975496A (en) * 1989-08-10 1990-12-04 The Dow Chemical Company Process for brominating aromatic resins
EP0520007B1 (en) * 1990-03-16 1998-06-03 Great Lakes Chemical Corporation Process for purifying brominated polystyrene
EP0476737A3 (en) * 1990-08-27 1992-05-06 Shell Internationale Research Maatschappij B.V. Block copolymer of polyalkylene and halogenated poly(vinyl aromatic)
US5616656A (en) * 1995-04-06 1997-04-01 Ferro Corporation Method for making brominated syndiotactic styrenic polymers
US5882551A (en) * 1995-04-06 1999-03-16 Ferro Corporation Brominated syndiotactic polystyrene and the use thereof
US6518368B2 (en) 1996-06-14 2003-02-11 Albemarle Corporation Brominated polystyrene having improved thermal stability and color and process for the preparation thereof
US5637650A (en) * 1996-06-14 1997-06-10 Ferro Corporation Brominated polysytrene having improved thermal stability and color and process for the preparation thereof
US5723549A (en) * 1996-06-14 1998-03-03 Ferro Corporation Process for the preparation of brominated polystyrene having improved color characteristics
US6326439B1 (en) 1996-09-26 2001-12-04 Albemarle Corporation Process for brominating polystyrenic resins
US6235844B1 (en) 1996-09-26 2001-05-22 Albemarle Corporation Brominated polystyrenic resins
US5686538A (en) * 1996-09-26 1997-11-11 Albemarle Corporation Process for brominating polystyrenic resins
US5767203A (en) * 1996-09-26 1998-06-16 Albemarle Corporation Process for brominated styrenic polymers
US6521714B2 (en) 1996-09-26 2003-02-18 Albemarle Corporation Brominated polystyrenic resins
US6232393B1 (en) 1996-09-26 2001-05-15 Albemarle Corporation Polymers flame retarded with brominated polystyrenic resins
IL129113A (en) 1996-09-26 2002-08-14 Albermale Corp Process for brominating styrenic polymers
US6232408B1 (en) 1996-09-26 2001-05-15 Albemarle Corporation Brominated polstyrenic resins
US5677390A (en) * 1996-09-26 1997-10-14 Albemarle Corporation Process for brominating polystyrenic resins
US6133381A (en) * 1996-09-26 2000-10-17 Albelmarle Corporation Brominated polystyrenic flame retardants
US6235831B1 (en) * 1996-09-26 2001-05-22 Albemarle Corporation Polymer compositions containing brominated polystyrenic resins
CA2286703C (en) 1997-05-07 2010-06-22 Albemarle Corporation Brominated polystyrenic resins
US6146555A (en) * 1998-01-19 2000-11-14 Ferro Corporation Brominated copolymer flame retardant additives having improved color characteristics and related method
ES2612575T3 (es) * 2005-06-30 2017-05-17 Albemarle Corporation Polímeros estirénicos bromados y su preparación
US7638583B2 (en) * 2005-12-21 2009-12-29 Albemarle Corporation Brominated anionic styrenic polymers and their preparation
CN102229682B (zh) * 2011-05-06 2013-07-17 凯瑞化工股份有限公司 高比重树脂及其在减少丁烯水合反应器水帽腐蚀中的应用
CN106565875B (zh) * 2016-11-01 2019-07-30 珠海澳圣聚合物材料有限公司 一种连续制备可控分子量溴化聚苯乙烯母粒的方法
CN106565876B (zh) * 2016-11-01 2019-03-12 珠海澳圣聚合物材料有限公司 一种连续制备可控分子量溴化聚苯乙烯的方法
CN107141385A (zh) * 2017-06-02 2017-09-08 烟台新特路新材料科技有限公司 一种低分子量溴化聚苯乙烯的制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3050476A (en) * 1958-12-08 1962-08-21 Koppers Co Inc Method of making a self extinguishing expandable polymer of styrene by bromination
US3039977A (en) * 1959-12-03 1962-06-19 Koppers Co Inc Method of producing self-extinguishing foamable polystyrene by brominating foamable polystyrene in aqueous suspension
CA1054161A (en) * 1975-08-22 1979-05-08 Herbert Naarmann Manufacture of heat-stable brominated oligomers of monovinyl-aromatic compounds
DE2651435C3 (de) * 1976-11-11 1980-11-27 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von bromierten Polymerisationsprodukten des Styrols

Also Published As

Publication number Publication date
FR2413409A1 (fr) 1979-07-27
JPS54100492A (en) 1979-08-08
IL56341A (en) 1981-05-20
IL56341A0 (en) 1979-03-12
US4200703A (en) 1980-04-29
US4200703B1 (it) 1987-07-14
FR2413409B1 (it) 1985-04-12
GB2013212B (en) 1982-06-16
GB2013212A (en) 1979-08-08
JPS6134723B2 (it) 1986-08-09
IT1111389B (it) 1986-01-13

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Effective date: 19971223