Abstract:
A hermetically sealed aerosol package containing a composition comprising polyisoprene, an emulsifier, an agent lowering the freezing point, water, and a liquid gas as propellant, and is capable of foaming upon pressure reduction to seal hollow gaspermeable rubber articles.
Abstract:
FIRE RETARDANT INTUMESCENT PAINT COMPRISING (1) A BINDER SUCH AS CHLORINATED NAURAL RUBBER, SOLID VINYL-TOLUENE/ BUTADIENE RESIN AND MIXTURES THEREOF; (2) FIRE RETARDANT METARIALS SUCH AS MELAMINE, AMMONIUM POLPHOSPHATE OR TRIS (2,3-DIBROMOPROPYL) PHOSPHATE AND DIPENTAERYTHRITOL OR TRIPENTAERYTHRITOL, (3) A SOURCE OF CHLORINE AND A MATERIAL TO PROVIDE SILPPAGE SUCH AS CHLORINATED PARAFFIN, (4) A SOLVENT SUCH AS A 50-50 MIXTURE OF TOLUENE AND XYLOL, (5) AN ANTI-SETTLING AGENT, (6) A COLORING AGENT SUCH AS TITANIUM DIOXIDE OR A MIXTURE OF YELLOW OXIDE AND BLACK IRON OXIDE; AND (7) A SURFACTANT.
Abstract:
AS A NEW MATTER COMPOSITION OF, A CELLULAR RUBBER BASED ON 1,2-POLYBUTADIENE AND A PROCESS FOR PREPARING SAME. A VERY VALUABLE CELLULAR RUBBER HAVING A FINE AND UNIFORM CELLULAR STRUCTURE CAN BE OBTAINED BY A SINGLE VULCANIZING AND FOAMING STEP WHEN POLYBUTADIENE CONTAINING A LARGE NUMBER OF 1,2-CONFIGURATION UNITS IS USED AS THE STARTING ELASTOMER.
Abstract:
IN ACCORDANCE WITH CERTAIN OF ITS ASPECTS, THIS INVENTION RELATES TO NOVEL COMPOSITIONS AND TO A PROCESS FOR PREPARING A POLYMER COMPRISING RECURRING UNITS OF THE FORMULA:
(5-(R-S-),3-((-)S-)-1,2,4-THIADIAZOLE)N
IN WHICH R IS SELECTED FROM THE GROUP CONSISTING OF ALKYLENE, ACTIVATED ARYLENE, ARALKYLENE, ACTIVATED ALKARYLENE, AND DIVALENE HETEROCYCLIC GROUPS AND N IS AN INTEGER AT LEAST 2, WHICH COMPRISES REACTING (I) A DIFUNCTIONAL COMPOUND OF THE FORMULA:
X-R-X
IN WHICH X IS A HALOGEN RADICAL OR AN ESTER GROUP OF A LOWER CARBOXYLIC ACID WITH (II) A STABLE METAL PERTHIOCYANATE; AND RECOVERING SAID POLYMER.
Abstract:
There is provided ammonium or alkali metal salts of liquid, water-soluble higher, aliphatic fatty acid ethanolamide sulfosuccinate as foaming agents for a variety of latices and latex compositions containing the same. The foaming agents are further characterized as having the formula:
WHERE R is a higher, aliphatic fatty acid moiety, and M is an ammonium, sodium, potassium or lithium cation.