Abstract:
Novel quick-setting inks which contain photosensitizers and are rapidly cured to a set-off-free state by exposure to ultraviolet light. Use of anti-set-off agents such as powder sprays is thus eliminated.
Abstract:
A METHOD OF IMPROVING THE LASTING AND OTHER CHARACTERISTICS OF PERFUMES AND SIMILAR COSMETIC PRODUCTS CONTAINING AN ALCOHOLIC OR SIMILAR BASE COMPRISING CONTACTING SAID PRODUCTS OR COMPONENTS THEREOF WITH ACTINIC LIGHT WITHIN THE WAVE LENGETH REGION OF 3900 TO 4800 A. FOR A PERIOD OF TIME REACHING UP TO ABOUT 30 MINUTES, PREFERABLY FROM AND 1 TO ABOUT 30 SECONDS. SUCH CONTACTING OF THE PERFUME OR ITS COMPONENT PARTS E.G., ETHYL ALCOHOL BASE, WITH ACTINIC RADIATION PROVIDES FOR LONGER STAYING POWER, ELIMINATION OF THE FLASH BACK A ND ALCOHOL ODOR AND A GENERAL IMPROVEMENT OF THE CHARACTERISTICS OF THE PERFUME OR SIMILAR COSMETIC OR TIOLIET ARTICLES.
Abstract:
A PHOTOSYNTHESIS PROCESS IS PROVIDED FOR THE PREPARATION OF HYDROCHLORATES OF CYCLOALKANONE OXIMES CONTAINING MOREE THAN 5 CARBON ATOMS, BY THE REACTION UNDER IRRADIATIOON OF NITROSYL CHLORIDE IN A CYCLOALKANE SOLUTIOON IN WHICH THE NITROSYL CHLORIDE IS PREPARED IN SITU IN ONE SECTION OF THE REACTOR, KNOWN AS THE NON-OXIMATING ZONE, SEPARATED BY A PARTITION WITTH AN OVE
Abstract:
PREPARATION OF 2-CHLORETHANEPHOSPHONIC ACID DICHLORIDE BY THE REACTION OF ETHANEPHOSPHONIC ACID DICHLORIDE WITH A CHLORINATING AGENT IN THE PRESENCE OF HIGH-ENERGY RAYS.
Abstract:
IMPROVEMENTS IN THE PHOTOCHLORINATION OF 1,1-DICHLOROETHANE TO 1,1,1-TRICHLOROETHANE IN THE GAS PHASE WHEREIN THE REACTION BETWEEN CHLORINE AND EXCESS DICHLOROETHANE IS CARRIED OUT IN AT LEAST TWO SERIES CONNECTED REACTORS EACH OF WHICH HAS AN ULTRAVIOLET LAMP THEREIN, WHICH IS COOLED TO BELOW THE REACTION TEMPERATURE, WHEREIN A QUENCH COLUMN IS DISPOSED BETWEEN EACH TWO REACTORS, WHEREIN THE VAPOR PRODUCT LEAVING THE LAST REACTOR IS CONDENSED IN THE CONDENSER AND THE CONDENSATE SUBJECTED TO DISTILLATION IN ORDER TO RECOVER DESIRED PRODUCT 1,1,1-TRICHLOROETHANE AND RECYCLE 1,1-DICHLOROETHANE.
Abstract:
POST-CHLORINATED POLYVINYL CHLORIDE RESIN HAVING HIGH THERMAL STABILITY, HEAT DEFECTION TEMPERATURE AND IMPACT STRENGTH, TOGETHER WITH AN AQUEQUATE MELT FLOW RATE, IS PREPARED BY CHLORINATING VINYL CHLORIDE HOMOPOLYMER OF VINYL CHLORIDE-ETHYLENE OR PROPYLENE INTERPOLYMER, WHILE IRRADIATED WITH ULTRAVIOLET LIGHT IN A CHLOROFORM SOLUTION, TO A CHLORINE CONTENT OF AT LEAST ABOUT 65 WEIGHT PERCENT.
Abstract:
THE INITIAL MELT INDEX OF ETHYLENE/VINYL ACETATE COPOLYMERS CAN BE SUBSTANTIALLY, I.E., MORE THAN 50 PERCENT, LOWERED BY TREATING THE COPOLYMERS WITH HIGH ENERGY IONIZING RADIATION OF HIGH DOSE RATES, E.G., HIGH ENERGY ELECTRONS. IN THE PRESENT PROCESS THE AMOUNT OF RADIATION EMPLOYED IS LESS THAN THAT WHICH TRANSFORMS THE COPOLYMERS INTO ELASTOMERS AS INDICATED BY THE PRESENCE OF COPOLYMER GEL. GEL FREE IRRADIATED ETHYLENE/VINYL ACETATE COPOLYMERS CONTAINING 15-35 WEIGHT PERCENT VINYL ACETATE ARE EXCEPTIONALLY USEFUL AS WAX ADDITIVES.
Abstract:
LIQUID BROMINE-TERMINATED POLYMERS ARE DIRECTLY PREPARED AS BY POLYMERIZING ONE OR MORE ACRYLATES, ACRYLATES IN COMBINATION WITH ISOPRENE, OR BUTADIENE WITH ACRYLONITRILE USING A COMBINATION OF ULTRAVIOLET LIGHT AND A DIBROMO-DICHLORO ALKANE CONTAINING AT LEAST TWO CARBON ATOMS ONLY AS THE POLYMERIZATION INITIATOR. THESE POLYMERS ARE VULCANIZED WITH POLYFUNCTIONAL AMINES AS CURING AGENTS TO FORM SOLID ELASTOMERS, AND ARE USEFUL AS BASE POLYMERS FOR CAULKS, SEALANTS, POTTING COMPOUNDS, AND LIKE FORMULATIONS.
Abstract:
THIS APPLICATION DISCLOSE INSULATED ELECTRICAL CABLES AND METHOD OF MAKING THEM. THE CABLES CONSIST OF METALLIC CONDUCTORS STRANDED OR SOLID, A SEMI-CONDUCTING SHIELD OVER THE CONDUCTOR, A COMPARATIVELY HEAVY WALL OF INSULATION AND ANOTHER LAYER OF SEMI-CONDUCTING SHIELD WHICH, IF USED IN SUFFICIENT THICKNESS, MAY SERVE BOTH AS A SHIELD AND AN OUTER PROTECTIVE JACKET. THE CABLES ARE IRRADIATED IN A PARTICULAR CONTROLLED MANNER TO IMPROVE DESIRED PHYSICAL CHARACTERISTICS WHILE PRESERVING DESIRED INSULAATING CHARACTERISTICS. THE INVENTION IS PARTICULARLY APPLICABLE TO HIGH VOLTAGE CABLES RATED 5 TO 70 KV. OR ABOVE.
Abstract:
POLYMERIZATION OF EPOXIDE MONOMERS AND PREPOLYMERS, AND OF THE OTHER MATERIALS POLYMERIZABLE THROUGH THE ACTION OF CATIONIC CATALYSTS, IS CONTROLLED BY PROVIDING, IN ASSOCIATION WITH A RADIATION-SENSITIVE CATALYST PRECURSOR, A GELATION INHIBITOR IN THE FORM OF A SUBSTITUTED ACRYLIC AMID OR A SUBSTITUTED UREA, SUCH AS N,N-DIMETHYLACETAMIDE AND 1,1,3,3-TETRAMETHYLUREA.