Patents Assigned to Rhone-Poulenc Specialty Chemicals, L.P.
  • Patent number: 5045232
    Abstract: The present invention relates to balanced liquid hydrophobic/hydrophilic liquid formulations comprising:(a) between about 10 and about 90% by weight of a block polymer having the formula ##STR1## or mixtures thereof; (b) between about 10 and about 90% by weight of trimethylol propane initiated polyalkylene oxide having the formula ##STR2## optionally in admixture with polypropylene glycol having the formula ##STR3## (c) between about 10 and about 90% by weight of an alcohol alkoxylate having the formula to provide a 100% composition and(d) between about 0.1 and about 10% by weight hydrophobic silica based on components (a)+(b)+(c). The invention also pertains to the use of the above mixture in foamed liquids or liquid susceptible to foaming.
    Type: Grant
    Filed: July 12, 1989
    Date of Patent: September 3, 1991
    Assignee: Rhone-Poulenc Specialty Chemicals, L.P.
    Inventor: Manilal S. Dahanayake
  • Patent number: 4994577
    Abstract: The invention relates to the addition product formed from the reaction of a tertiary amino substituted alkyl lactam having the formula ##STR1## and a haogenated silicone having the formulae ##STR2## wherein m has a value of from 1 to 3; n has a value of from 1 to 100; r has a value of from 0 to 3, R.sub.14 is ##STR3## or R.sub.15R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, R.sub.7, R.sub.8, R.sub.9 andR.sub.15 are each individually alkyl, alkoxy, haloalkyl, phenyl, benzyl, haloalkyl-phenyl, halophenyl or mixtures thereof and wherein at least one of said substituents bonded to a silicon atom is a radical having a haloalkyl group;R is alkylene having from 3 to 8 carbon atoms, optionally substituted with lower alkyl, carboxyl, halo or ##STR4## R.sub.10, R.sub.11, R.sub.12 and R.sub.13 are each independently lower alkyl and p has a value of from 1 to 6.
    Type: Grant
    Filed: September 5, 1989
    Date of Patent: February 19, 1991
    Assignee: Rhone-Poulenc Specialty Chemicals, L. P.
    Inventors: Mohamed M. Hashem, James H. Merrifield
  • Patent number: 4937277
    Abstract: The present invention relates to novel silicone containing block polyesters useful as soil release and antistatic agents prepared by the reaction of a silicone compound having the following structure ##STR1## as defined herein, a polyalkylene glycol and a benzene polycarboxylic acid ester or anhydride thereof.
    Type: Grant
    Filed: May 16, 1988
    Date of Patent: June 26, 1990
    Assignee: Rhone-Poulenc Specialty Chemicals, L.P.
    Inventor: Anthony J. O'Lenick, Jr.