Method for recycling concrete

(11) EP 2 468 695 A1
(22) 21.12.2010
(43) 27.06.2012
(71) Mapei S.p.A., 20158 Milano, IT
(57) A method for recycling reclaimed concrete is disclosed, comprising the addition of a) flash setting accelerators and b) super-absorbent polymers to the unset residual fresh unset concrete and blending this mixture until granular materials are formed.

Related articles:

Issue 03/2013

Improving quality and efficiency with hardening accelerators

An efficiently accelerated concrete hardening process can be beneficial in many respects, for example to optimize production processes, to make certain areas in production more efficient, or to...

more
Issue 01/2013

C-S-H: A state-of-the-art concept to accelerate concrete hardening; Part I

Mixing the concrete, transporting it to the job site, pouring it into the formwork, flicking a switch, stripping the formwork – and that’s it: Generations of researchers and concrete technologists...

more
Issue 02/2015 BASF SE

Rapid hardening, also in wintry temperatures

Cold, snow and ice are special challenges that building contractors face in winter. Special concrete admixtures from Master Builders Solutions makes casting possible, also in wintry temperatures. At...

more
Issue 01/2010 An innovative accelerator for precast concrete

Crystal seeding to master the current challenges of the precast industry

Today, the big challenge to precast producers is to be able to produce top-quality elements with a high productivity rate, in a sustainable way and with economic benefits. The Crystal Speed Hardening...

more

“Rheological measurements on building materials”

Building materials scientists coming from all over the world appeared not that impressed by the international crisis. Almost the same number of participants as last year found their way to Regensburg,...

more