JPH0159228B2 - - Google Patents

Info

Publication number
JPH0159228B2
JPH0159228B2 JP23748484A JP23748484A JPH0159228B2 JP H0159228 B2 JPH0159228 B2 JP H0159228B2 JP 23748484 A JP23748484 A JP 23748484A JP 23748484 A JP23748484 A JP 23748484A JP H0159228 B2 JPH0159228 B2 JP H0159228B2
Authority
JP
Japan
Prior art keywords
styrene
formalin
cement
maleic acid
salt
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
JP23748484A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61117146A (ja
Inventor
Fumitada Yamamoto
Taiji Koga
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.)
Idemitsu Petrochemical Co Ltd
Original Assignee
Idemitsu Petrochemical 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
Application filed by Idemitsu Petrochemical Co Ltd filed Critical Idemitsu Petrochemical Co Ltd
Priority to JP23748484A priority Critical patent/JPS61117146A/ja
Priority to US06/769,566 priority patent/US4655838A/en
Priority to GB08522272A priority patent/GB2164930B/en
Priority to DE19853533945 priority patent/DE3533945A1/de
Publication of JPS61117146A publication Critical patent/JPS61117146A/ja
Publication of JPH0159228B2 publication Critical patent/JPH0159228B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Curing Cements, Concrete, And Artificial Stone (AREA)
JP23748484A 1984-09-27 1984-11-13 セメント添加剤 Granted JPS61117146A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP23748484A JPS61117146A (ja) 1984-11-13 1984-11-13 セメント添加剤
US06/769,566 US4655838A (en) 1984-09-27 1985-08-26 Cement additive composition
GB08522272A GB2164930B (en) 1984-09-27 1985-09-09 Cement additives
DE19853533945 DE3533945A1 (de) 1984-09-27 1985-09-24 Zementadditivzubereitung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23748484A JPS61117146A (ja) 1984-11-13 1984-11-13 セメント添加剤

Publications (2)

Publication Number Publication Date
JPS61117146A JPS61117146A (ja) 1986-06-04
JPH0159228B2 true JPH0159228B2 (enrdf_load_stackoverflow) 1989-12-15

Family

ID=17016007

Family Applications (1)

Application Number Title Priority Date Filing Date
JP23748484A Granted JPS61117146A (ja) 1984-09-27 1984-11-13 セメント添加剤

Country Status (1)

Country Link
JP (1) JPS61117146A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS61117146A (ja) 1986-06-04

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