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AssigneeKao Corporation
InventorsYasushi Ikeda, Hiromichi Takahashi, Toshiki Sowa, Koji Hamaguchi
Estimating the term…
A paper bulking promoter containing a compound represented by the following formula (1) with which a highly bulky sheet can be obtained without impairing paper strength: RO(EO)m(PO)nH (1) wherein R represents a linear or branched alkyl or alkenyl group having 6 to 22 carbon atoms or an alkylaryl group in which the alkyl group has 4 to 20 carbon atoms; E represents an ethylene group; P represents a propylene group; m indicates the average number of moles added in the range of 0≦m≦20; and n is a number in the range of 0≦n≦50; provided that the EO and PO groups may have any of block and random arrangements and may begin with any of EO and PO.
A process for producing a highly bulky pulp sheet which comprises the step of adding to a pulp paper 0.01 to 10% by weight, based on the weight of the pulp in any of the paper-making steps, of a compound represented by the following formula (1):
A highly bulky pulp sheet which comprises a pulp paper and 0.01 to 10% by weight, based on the weight of the pulp, of a compound represented by the following formula (1):
A process for producing a highly bulky pulp sheet which comprises the steps of adding to a pulp paper 0.01 to 5% by weight, based on the weight of the pulp in any of the paper making steps, of a compound represented by the following formula (1):
A highly bulky pulp sheet which comprises a pulp paper and 0.01 to 5% by weight, based on the weight of the pulp paper, of a compound represented by the following formula (1):
Dependencies are inferred from the claim text.