B - Operations – Transporting – 41 – L
Patent
B - Operations, Transporting
41
L
42/16
B41L 1/36 (2006.01) B41M 5/155 (2006.01) C08G 8/08 (2006.01) C08G 8/12 (2006.01) C08G 8/24 (2006.01) C08K 5/13 (2006.01) C08L 61/06 (2006.01)
Patent
CA 1143942
SPECIFICATION Title of the Invention: Color-developing Composition for Pressure-sensitive Recording Sheet Material and Process for the Preparation thereof Abstract of the Disclosure: Disclosed is a color-developing composition for pressure- sensitive recording sheet material of the self-contained type comprising (A) 100 parts by weight of a copolymer obtained by reacting a p-alkylphenol having an alkyl moiety of from 1 to 12 carbon atoms and phenol with formaldehyde and (B) from 1 to 20 parts by weight of a hindered phenolic compound selected from phenols having an alkyl, alkylene or hydroxyl substituent radical in at least the 2- or 6-position, or both, of the benzene ring and derivatives thereof, the copolymer and the hindered phenolic compound being homogeneously dissolved in mutual solution. The hindered phenolic compound is either added to the starting materials for the preparation of the copolymer or, at the end of the copolymerization reaction, added to the resulting copolymer and dissolved homogeneously in mutual solution. - 1 -
320031
Asano Makoto
Kawashima Saburo
Kobayashi Tadashi
Sugimoto Kenichi
Mitsui Toatsu Chemicals Inc.
Sim & Mcburney
LandOfFree
Color-developing composition containing a... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Color-developing composition containing a..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Color-developing composition containing a... will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-272655