Wood pomace modified producing technology

Wood pomace modified producing technology

CN
  • CN 100,572,657 C
  • Filed: 07/13/2006
  • Issued: 12/23/2009
  • Est. Priority Date: 07/13/2006
  • Status: Active Grant
First Claim
Patent Images

1. , Wood pomace modified producing technology may further comprise the steps:

  • wood-pulp board paging, alkali steeping, discongest dispersion, boiling, washing, removal of impurities, bleaching, secondary washing, copy the dregs of rice;

    Wherein, described wood-pulp board paging, alkali steeping, discongest disperse be with the papermaking level wood-pulp board through paging device one by one separately after, carry the feeding cyclone separator through the alkali spray by belt, discongest dispersion with agitator, send into pressafiner and push infiltration, technological parameter is;

    alkali charge is pressed wood-pulp board weight percent meter 6~

    17%, bath raio 1;

    3~

    4;

    Alkaline cooking is adopted in described boiling, and processing step is;

    cooking liquor initial temperature 〉

    =80 ℃

    , and heated up 10~

    15 minutes in advance (1), to 105 ±

    5 ℃

    ;

    (2) stop behind the vapour dry run again 25~

    30 minutes;

    (3) adopt 3 the little steam bleedings that heat up for 4 times, 167 ±

    2 ℃

    of holding temperatures heat up 2 hours total times.

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