Sealing agent for combined interface of new and old concrete

Sealing agent for combined interface of new and old concrete

CN
  • CN 101,054,270 B
  • Filed: 04/07/2007
  • Issued: 11/10/2010
  • Est. Priority Date: 04/07/2007
  • Status: Active Grant
First Claim
Patent Images

1. sealing agent for combined interface of new and old concrete, it is characterized in that:

  • comprise following component, in weight part;

    30~

    40 parts of silicate minerals powders, 10~

    20 parts of pozzolanic activity powders reduce by 5~

    10 parts of active powders that shrink, 0.2~

    0.3 part of 0.5~

    1.0 part in 35~

    55 parts of inert particles, tensio-active agent, retardant, 0.1~

    0.4 part of the water-holding agent that reduces contraction.

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