Pore-forming particles for concrete and mortar, method for...

Details Pore-forming particles for concrete and mortar, method for... Pore-forming particles for concrete and mortar, method for...

C - Chemistry, Metallurgy

04

B

C04B 24/38 (2006.01) C04B 38/04 (2006.01)

Patent

CA 2341648

The invention concerns a method for the production of pore-forming particles for concrete or mortar, wherein natural starch or starch derivatives are pre- swollen in water and the swelling process is then stopped by adding a starch cross-linking agent.

L'invention concerne un procédé de production de particules porogènes pour béton ou mortier, selon lequel de l'amidon naturel ou des dérivés d'amidon sont soumis à un prégonflement dans de l'eau, le processus de gonflement étant ensuite stoppé par addition d'un agent réticulant l'amidon.

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