| 摘要 |
<p>Bulking agents for paper enabling the production of bulky pulp sheets without detriment to the strength of paper, which comprise compounds of general formula (1) RO(EO)m(PO)nH wherein R is C6-C22 linear or branched alkyl or alkenyl, or alkylaryl wherein the alkyl has 4 to 20 carbon atoms; E is ethylene; P is propylene; m and n each refer to an average number of molecules added and are a number of 0 to 20 and a number of 0 to 50, respectively; and the EO and PO units may be arranged in block or at random and either of EO and PO may be attached directly to RO.</p> |
