초록 ▼

A method for increasing filler retention of cellulosic fiber sheets is disclosed. In the method, cellulosic fibers with increased anionic sites are treated with either positively charged filler particles and/or amphoteric filler particles or a cationic retention aid and negatively charged filler par

A method for increasing filler retention of cellulosic fiber sheets is disclosed. In the method, cellulosic fibers with increased anionic sites are treated with either positively charged filler particles and/or amphoteric filler particles or a cationic retention aid and negatively charged filler particles and/or amphoteric filler particles. Cellulosic fiber sheets with retained filler particles are also disclosed.

대표청구항 ▼

A method for increasing filler retention of cellulosic fiber sheets is disclosed. In the method, cellulosic fibers with increased anionic sites are treated with either positively charged filler particles and/or amphoteric filler particles or a cationic retention aid and negatively charged filler par

A method for increasing filler retention of cellulosic fiber sheets is disclosed. In the method, cellulosic fibers with increased anionic sites are treated with either positively charged filler particles and/or amphoteric filler particles or a cationic retention aid and negatively charged filler particles and/or amphoteric filler particles. Cellulosic fiber sheets with retained filler particles are also disclosed. stituted or a R6; R5=a C2-C8alkylene diradical, which can be straight chain or branched, substituted or unsubstituted; W=--N--R6R7- wherein R6=a radical of hydrogen or COR8; R7=a radical of a hydrogen or COR8; R8=a C1-C10alkyl radical, which can be straight chain, branched or cyclic, substituted or unsubstituted; D=--R9--Y, wherein R9=a C2-C6alkylene diradical; Y=--NR10R11,--OSO3R12,or --[N+R12R12SO2PhR13]I- wherein Ph=a phenyl radical; R10=hydrogen, C1-C8alkyl, --COOR15,or --CONR16R17radical; R11=hydrogen, C1-C8alkyl, COOR15,or --CONR16R17radical; R12=C1-C8alkyl radical, which can be aromatic, aliphatic, cyclic, straight chain or branched; R13=C1-C24alkyl radical; R15=C1-C8alkyl radical, which can be aromatic, aliphatic, cyclic, straight chain or branched; R16=C1-C8alkyl radical, which can be aromatic, aliphatic, cyclic, straight chain or branched; R17=C1-C8alkyl radical, which can be aromatic, aliphatic, cyclic, straight chain or branched; and I=a halide or sulfate ion. 2. The tissue of claim 1 wherein the Wet Out Time is about 10 seconds or less. 3. The tissue of claim 1 wherein the Wet Out Time is about 7 seconds or less. 4. The tissue of claim 1 wherein the Wet Out Time is about 5 seconds or less. 5. The tissue of claim 1 wherein the Wet Out Time is from about 4 to about 8 seconds. 6. The tissue of claim 1 having from about 0.5 to about 15 dry weight per cent of the derivitized amino-functional polysiloxane. 7. The tissue of claim 1 having from about 1 to about 10 dry weight percent of the derivitized amino-functional polysiloxane. 8. The tissue of claim 1 having from about 1 to about 5 dry weight percent of the derivitized amino-functional polysiloxane. 9. The tissue of claim 1 having from about 2 to about 5 dry weight percent of the derivitized amino-functional polysiloxane. 10. The tissue of claim 1 wherein the ratio of the Differential Wet Out Time to the add-on amount of the derivitized amino-functional polysiloxane is about 3 seconds per weight percent or less. 11. The tissue of claim 1 wherein the ratio of the Differential Wet Out Time to the add-on amount of the derivitized amino-functional polysiloxane is about 1 second per weight percent or less. 12. The tissue of claim 1 wherein the ratio of the Differential Wet Out Time to the add-on amount of the derivitized amino-functional polysiloxane is about 0.5 second per weight percent or less. 13. The tissue of claim 1 wherein the tissue is an uncreped throughdried tissue. 14. The tissue of claim 1 wherein both sides of the tissue are printed with the same derivitized amino-functional polysiloxane. 15. The tissue of claim 1 wherein the derivitized amino-functional polysiloxane printed on one side of the tissue is different than the derivitized amino-functional polysiloxane printed on the other side of the tissue. 16. The tissue of claim 1 wherein R6and R7are independently a COR8radical. 17. The tissue of claim 1 wherein the derivitized amino-functional polysiloxane has the following structure: 18. The tissue of claim 1 wherein the derivitized amino-functional polysiloxane has the following structure: 19. The tissue of claim 1 wherein the derivitized amino-functional polysiloxane has the following structure: 20. The tissue of claim 1 wherein the derivitized amino-functional polysiloxane has the following struct