Agents for and method of reducing the fluidity drop of hydraulic

Details Agents for and method of reducing the fluidity drop of hydraulic Agents for and method of reducing the fluidity drop of hydraulic

1997-06-25

1999-07-06

Yoon, Tae

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526271, 5263182, 526320, 524 3, 524 5, C08F22802, C08F22206, C08K 300

Patent

active

059198818

ABSTRACT:
Water-soluble vinyl copolymers with number average molecular weight 500-20000, having two specified repetition units at a specified molar ratio and a specified end group can serve as an effective agent for reducing a drop in the fluidity of hydraulic cement compositions.

REFERENCES:
patent: 4323363 (1982-04-01), Brachten et al.
patent: 4469839 (1984-09-01), Maruhashi et al.
patent: 5162402 (1992-11-01), Ogawa et al.
patent: 5432212 (1995-07-01), Honda et al.
patent: 5466289 (1995-11-01), Yonezawa et al.
patent: 5798425 (1998-08-01), Albrecht et al.

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