WO2008082690A3 - Phosphorous-based flame retardant recovery method - Google Patents

Phosphorous-based flame retardant recovery method Download PDF

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Publication number
WO2008082690A3
WO2008082690A3 PCT/US2007/072895 US2007072895W WO2008082690A3 WO 2008082690 A3 WO2008082690 A3 WO 2008082690A3 US 2007072895 W US2007072895 W US 2007072895W WO 2008082690 A3 WO2008082690 A3 WO 2008082690A3
Authority
WO
WIPO (PCT)
Prior art keywords
phosphorous
based flame
flame retardant
recovery method
retardant recovery
Prior art date
Application number
PCT/US2007/072895
Other languages
French (fr)
Other versions
WO2008082690A2 (en
Inventor
Ronny W Lin
Original Assignee
Albemarle Corp
Ronny W Lin
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 Albemarle Corp, Ronny W Lin filed Critical Albemarle Corp
Publication of WO2008082690A2 publication Critical patent/WO2008082690A2/en
Publication of WO2008082690A3 publication Critical patent/WO2008082690A3/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K21/00—Fireproofing materials
    • C09K21/06—Organic materials
    • C09K21/12—Organic materials containing phosphorus

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Fireproofing Substances (AREA)

Abstract

An effective method for recovering phosphorus flame retardants from reaction masses containing the phosphorus based flame retardants.
PCT/US2007/072895 2006-07-07 2007-07-06 Phosphorous-based flame retardant recovery method WO2008082690A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US81924106P 2006-07-07 2006-07-07
US60/819,241 2006-07-07

Publications (2)

Publication Number Publication Date
WO2008082690A2 WO2008082690A2 (en) 2008-07-10
WO2008082690A3 true WO2008082690A3 (en) 2008-09-25

Family

ID=37561242

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2007/072895 WO2008082690A2 (en) 2006-07-07 2007-07-06 Phosphorous-based flame retardant recovery method

Country Status (2)

Country Link
TW (1) TW200813197A (en)
WO (1) WO2008082690A2 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4981615A (en) * 1989-08-21 1991-01-01 Fmc Corporation Process for forming a stable emulsion from a triaryl phosphate reaction mixture residue
US6319432B1 (en) * 1999-06-11 2001-11-20 Albemarle Corporation Bisphenol-A bis(diphenyl phosphate)-based flame retardant
EP1205483A1 (en) * 1999-08-18 2002-05-15 Daihachi Chemical Industry Co., Ltd. Method of purifying organic phosphoric ester
EP1327635A1 (en) * 2002-01-06 2003-07-16 Bromine Compounds Ltd. Preparation of phenylphosphate esters of 4,4'-biphenol

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4981615A (en) * 1989-08-21 1991-01-01 Fmc Corporation Process for forming a stable emulsion from a triaryl phosphate reaction mixture residue
US6319432B1 (en) * 1999-06-11 2001-11-20 Albemarle Corporation Bisphenol-A bis(diphenyl phosphate)-based flame retardant
EP1205483A1 (en) * 1999-08-18 2002-05-15 Daihachi Chemical Industry Co., Ltd. Method of purifying organic phosphoric ester
EP1327635A1 (en) * 2002-01-06 2003-07-16 Bromine Compounds Ltd. Preparation of phenylphosphate esters of 4,4'-biphenol

Also Published As

Publication number Publication date
TW200813197A (en) 2008-03-16
WO2008082690A2 (en) 2008-07-10

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