Process for the production of suspensions of phenol-formaldehyde resins
Abstract
Abstract A PROCESS FOR THE PRODUCTION OF A SUSPENSION OF A PHENOL-FORMALDEHYDE RESIN WHICH COMPRISE DISPERSING SAID RESIN INTO WATER, AND USING AS DISPERSING AGENT AN INORGANIC SALT OF NAPTHALENESULFONIC OR ALKYLNAPHTHALENE SULFONIC ACID-FORMALDEHYDE CONDENSATE OF THE GENERAL FORMULA: ((M-O3S-),R1,R2-NAPHTHYL)-(CH2-((M-O3S-),R1,R2-NAPHTHYL)- )(N-1)-CH2-((M-O3S-),R1,R2-NAPHTHALENE) WHEREIN M IS ALKALI METAL OR AMMONIUM N IS AN INTEGER OF 1-9 AND R1 AND R2 ARE HYDROGEN OR ALKYL CONTAINING FROM 1 TO 4 CARBON ATOMS. A SALT OF A POLYOXYETHYLENEALKYLSULFATE OR ALKYLPHENULSULFATE OF THE GENERAL FORMULA: R-O-(C2H4O)NSO3M WHEREIN R IS ALKYL OR ALKYLPHENYL WHEREIN THE ALKYL GROUP CONTAIN 8-18 CARBON ATONS, N IS AN INTEGER OF AT MOST 6 AND M IS ALKALI METAL OR AMMONIUM, MAY BE ADDED AS AN AUXILIARY DISPERSING AGENT.
Inventors
- 👤 Kooguchi Kazunori
- 👤 Makiyama N Y Kawasaki
- 👤 Miyahara Y K Kanagawa
- 👤 Ito Osamu
Bibliographic Details
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