发明名称 |
Aqueous compositions for sizing of paper |
摘要 |
PCT No. PCT/SE93/00541 Sec. 371 Date Jan. 6, 1995 Sec. 102(e) Date Jan. 6, 1995 PCT Filed Jun. 17, 1993 PCT Pub. No. WO94/01619 PCT Pub. Date Jan. 20, 1994The present invention provides a paper sizing composition which comprises a sizing agent selected from cyclic dicarboxylic acid anhydride or alkyl ketene dimer, a stabilizing and/or dispersing agent which is an amphoteric polymer and a polyaluminum compound.
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申请公布号 |
US5627224(A) |
申请公布日期 |
1997.05.06 |
申请号 |
US19950367118 |
申请日期 |
1995.01.06 |
申请人 |
EKA NOBEL AB |
发明人 |
LYRMALM, EBBE;CARRE, BRUNO |
分类号 |
D21H19/24;C09J103/02;C09J177/06;D21H17/05;D21H17/14;D21H17/15;D21H17/17;D21H17/28;D21H17/37;D21H17/55;D21H17/63;D21H17/66;D21H19/36;D21H21/16;D21H23/00;D21H23/04;(IPC1-7):C08K3/10 |
主分类号 |
D21H19/24 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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