Concrete having improved compressive strength

Details Concrete having improved compressive strength Concrete having improved compressive strength

1978-07-17

1979-08-14

Hearn, Brian

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

C04B 735

Patent

active

041644263

ABSTRACT:
Addition of zinc naphthaleneformaldehyde sulfonate to concrete mix improves compressive strength. This sulfonate is effective in concrete mixes prepared with Type I, II and III cements.

REFERENCES:
patent: 2141569 (1938-12-01), Tucker
patent: 3053674 (1962-09-01), Liberthson
patent: 3317327 (1967-05-01), Matsuda
patent: 3429724 (1969-02-01), Keenum
patent: 3537869 (1970-11-01), Proell
patent: 3954491 (1976-05-01), Adrian
patent: 4026723 (1977-05-01), Grof
patent: 4047567 (1977-09-01), Childs

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