Amine catalysts useful for producing polyurethane foams coated with skin by reaction of an organic polyisocyanate with a polyol. The catalysts comprise 4-methyl-1-(2-hydroxyalkyl)-piperazine, and emit no bad odor, give excellent moldability and are free from deterioration of skin and discoloration of covering materials.

Coating compositions derived from the alcoholysis of polyethylene terephthalate.

Coating compositions derived from the acidolysis of polyethylene terephthalate.

Coating compositions derived from the alcoholycic of polyothylene terephthalate.

0 Coating compositions derived from the acidolysis of polyethylene terephthalate. 34

CHEMICALLY FIXED MICELLES There is provided copolymer particles wherein the particles are derived from chemically fixed micelles that comprise a copolymer. The copolymer is an amphiphilic block or graft copolymer comprising a water soluble component and an oleophilic component that can be crosslinked in an aqueous environment; and the oleophilic component is crosslinked. The particles can be dispe...

WATER REPELLENTS CONTAINING ORGANOSILICON COMPOUNDS A surface treating composition for excluding water penetration which is a solution obtained by combining water; an alkyltrialkoxysilane selected from the group consisting of C1 to C6 alkyl groups on silicon and blends of alkyltrialkoxysilanes with C1 to C6 alkyl groups on silicon; a silane coupling agent; and an aqueous silicone emulsion of an an...

An acetabular cup for a total hip prosthesis including an outer backing and an inner bearing component, in which said backing comprises a part-spherical main portion and two independent arms projecting therefrom and which are separated from each other.

The present invention concerns new, stable and biologically active complex compounds between the proteins and gangliosides, namely, stable and biologically active complexes between the beta subunit of Nerve Growth Factor ( beta NGF) and natural gangliosides or their semisynthetic analogues such as carboxy esters and amides; as well as pharmaceutical compositions containing such complexes, their ...

A composition which is an aqueous solution including (i) an alkyltrialkoxysilane with C1 to C6 alkyl groups on silicon; (ii) a silane coupling agent, (iii) an amino resin and (iv) a quaternary ammonium silane. The composition is used to render surfaces water repellent.; WATER REPELLENTS CONTAINING ORGANOSILICON COMPOUNDS A composition which is an aqueous solution including (i) an alkyltrialkoxysil...

PURPOSE:To make an industrial waste reusable as resources by adjusting the oil content and the water content of the industrial waste each to a specified value, emulsifying the water and the oil, adjusting the heating value to a specified value and using it as a liq. auxiliary fuel for burning cement. CONSTITUTION:The oil content and the water content of an industrial waste (e.g. a mixture of an or...

A mower cutting unit is provided with a rear-mounted grass catcher. The cutting unit includes front and rear rollers and mounted between the rear roller and the grass catcher is a rotary brush. The brush is mounted for adjustment into and away from engagement with the rear roller and for adjustment into and away from engagement with the turf. The brush may be driven either in the same direction as...

60SI-1463 The present invention provides novel vinyl containing organopolysiloxane elastomers which possess excellent low compression sat and heat aging characteristics and which can advantageously be formulated into liquid silicone elastomer moldable composition.

The stacked trench capacitor of the DRAM is mfd. by (a) forming a trench (2) in the gap of the transistor gate (1) by the photolithography and RIE method, and then growing a thermal oxide film (3), (b) ion-implanting P-type dopant, (c) depositing a polycrystalline silicon layer (4) of 1500-3000 angstroms thickness, and then etching it to leave a sidewall silicon layer (4a...

A device for controlling or limiting temperature in an electric cooking appliance comprises a switch and a temperature sensor operatively coupled to the switch. The temperature sensor comprises a rod arranged substantially coaxially within a tube, the rod being made of a material having a first coefficient of thermal expansion and the tube comprising at least two tube portions, one of the tube por...

A diagnostic and therapeutic apparatus for re-educating the posture of the backbone includes in combination means for controlling the orthostatic posture of the patient, means for carrying out a differential traction on the same patient at different levels in order to cancel out all or a part of his weight, means for correcting the postural defects in the three planes of the space and for blocking...

The machine for splitting logs for use as firewood, has a frame formed by a vertical tube (1) of square cross-section. The tube forms a guide for a slide (6) which carries the support (5) of the splitter blade. The log (4) is supported on the platform (3) which has a vertically sliding rod which presses the log upwards against the blade. The sliding rod (27) is actuated by a pedal (30) and the spl...

A semiconductor integrated circuit device includes individual circuit blocks which are tested according to the method of the invention. Circuit blocks of a semiconductor integrated circuit device may be tested independently of one another until all circuit blocks have been tested, or alternatively may be simultaneously tested. The multi-test method of the invention simultaneously tests plural semi...