CA2322899C - Methode de production de monomeres de polyether-polyester et d'agents dispersants pour le ciment - Google Patents

Methode de production de monomeres de polyether-polyester et d'agents dispersants pour le ciment Download PDF

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Publication number
CA2322899C
CA2322899C CA 2322899 CA2322899A CA2322899C CA 2322899 C CA2322899 C CA 2322899C CA 2322899 CA2322899 CA 2322899 CA 2322899 A CA2322899 A CA 2322899A CA 2322899 C CA2322899 C CA 2322899C
Authority
CA
Canada
Prior art keywords
polyalkyleneglycol
group
acid
monomer
water
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 - Fee Related
Application number
CA 2322899
Other languages
English (en)
Other versions
CA2322899A1 (fr
Inventor
Mitsuo Kinoshita
Kazuhisa Okada
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.)
Takemoto Oil and Fat Co Ltd
Original Assignee
Takemoto Oil and Fat Co Ltd
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 JP2000226606A external-priority patent/JP3327901B2/ja
Application filed by Takemoto Oil and Fat Co Ltd filed Critical Takemoto Oil and Fat Co Ltd
Publication of CA2322899A1 publication Critical patent/CA2322899A1/fr
Application granted granted Critical
Publication of CA2322899C publication Critical patent/CA2322899C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
CA 2322899 1999-10-08 2000-10-10 Methode de production de monomeres de polyether-polyester et d'agents dispersants pour le ciment Expired - Fee Related CA2322899C (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP28754299 1999-10-08
JP11-287542 1999-10-08
JP2000-226606 2000-07-27
JP2000226606A JP3327901B2 (ja) 1999-10-08 2000-07-27 ポリエーテルエステル単量体の製造方法
US09/660,699 US6444780B1 (en) 1999-10-08 2000-09-13 Method of producing polyetherester monomer and cement dispersants
US09/660,699 2000-09-13

Publications (2)

Publication Number Publication Date
CA2322899A1 CA2322899A1 (fr) 2001-04-08
CA2322899C true CA2322899C (fr) 2010-02-23

Family

ID=27337362

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2322899 Expired - Fee Related CA2322899C (fr) 1999-10-08 2000-10-10 Methode de production de monomeres de polyether-polyester et d'agents dispersants pour le ciment

Country Status (1)

Country Link
CA (1) CA2322899C (fr)

Also Published As

Publication number Publication date
CA2322899A1 (fr) 2001-04-08

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