Chisso Corporation

Other

Jnc Fibers Corporation

Chisso Polypro Fiber Compound Ltd.

Masuo Iwata

Kouji Inoue

Ryoji Takahashi

Noriaki Narita

Masaya Tanaka

Chikashi Fukumura

Tikashi Fukumura

Mika Seki

Yoshihiro Nakai

Hideo Sato

Kanemitsu Fuchigami

Takayuki Nishitani

An electro-chargeable fiber includes a thermoplastic resin fiber having a nonionic fiber finish containing at least one major component selected from the group consisting of (a) at least one sorbitan fatty acid ester having formula (I) or formula (II) and (b) polyoxyalkylene alkyl ether having formula (III), wherein the nonionic fiber finish is present in an amount of 0.01-1.5% by weight of the thermoplastic resin fiber; wherein R, R, and Rindependently of one another represent a hydroxyl group, a polyoxyethylene group, or a polyoxypropylene group, the respective degree of polymerization (an ethylene oxide group or a propylene oxide group as a constitutional unit) independently of one another is from 0 to 55, and Rrepresents a saturated or unsaturated aliphatic hydrocarbon group of 16-30 carbon atoms,R&#x2014;OCHCHROH&#x2003;&#x2003;formula (III)wherein Rrepresents a saturated or unsaturated aliphatic hydrocarbon group of 12-30 carbon atoms, Rrepresents hydrogen or a methyl group, and k is an integer from 5 to 50.

Electro-chargeable fiber, nonwoven fabric and nonwoven product thereof

To provide thermoadhesive conjugate fibers, nonwoven fabrics and cellulosic fiber blended nonwoven fabrics employing them, and wipers and absorbers employing the fabrics, thermoadhesive conjugate fibers comprise a thermoplastic resin (I) containing a modified polyolefin with at least one type of reactive functional group as a first component and having a second component composed of a thermoplastic resin (II) with a higher melting point than the thermoplastic resin (I) of the first component combined in a conjugate therewith, the first component being formed continuously along the length of at least a portion of the fiber surface, wherein the fiber surfaces are coated with a fiber treating agent containing a multifunctional compound capable of reacting with the reactive functional group of the modified polyolefin.

Thermoadhesive conjugate fibers and nonwoven fabric employing them

To provide chargeable tow and a laminate thereof, which can be produced with no restriction by the production or processing method, and without troubles such as twining on a roll or single thread snapping caused by static electricity generated in the production steps. Tow, in which the value (D/W) obtained by dividing the total fineness of tow (D) by the tow width (W) is 1,000 to 8,000 dtex/mm, is produced by making a fiber-processing agent adhere thereto, preferably using a particular amount of the agent, wherein the agent has a particular structure and contains a polyoxyethylene higher fatty acid ester and a sorbitan fatty acid ester in a particular blending ratio.

Chargeable tow, laminates using the same and processed goods therefrom

A hydrophilic fiber comprising a thermoplastic resin, wherein 0.1-1.5% by weight of a fiber-finishing agent adheres to the fiber, the fiber-finishing agent containing 50-80% by weight of component A consisting of polyoxyethylene alkyl ether represented by the following general formula (1), 10-40% by weight of component B consisting of at least one quaternary ammonium phosphate salt selected from a group of salts represented by following general formulas (2) and (3), and 3-20% by weight of component C consisting of polyorganosiloxane represented by the following general formula (4).

Hydrophilic fiber and non-woven fabric, and processed non-woven products made therefrom

A flame-retardant thermosetting resin composition comprising a thermosetting resin and from 4 to 50% by weight, based on the composition, of (1) melamine-coated ammonium polyphosphate particles and/or (2) water-insoluble ammonium polyphosphate particles obtained by crosslinking the surface of melamine-coated ammonium polyphosphate particles with a compound having a functional group capable of reacting with an active hydrogen atom belonging to an amino group of a melamine molecule in the melamine coating is disclosed. Also disclosed is a process for producing water-insoluble ammonium polyphosphate particles comprising adhering or impregnating a crosslinking agent having a functional group capable of reacting with an active hydrogen atom belonging to an amino group of a melamine molecule to or into the surface of melamine-coated ammonium polyphosphate particles and allowing a melamine in the melamine coat and the crosslinking agent to react.

Flame-retardant thermosetting resin composition, water-insoluble

Water insoluble ammonium polyphosphate powder for flame-retardant

Water-insoluble ammonium polyphosphate particles are provided which include melamine-coated ammonium polyphosphate particles with the surface thereof being crosslinked by a reaction between the melamine of the melamine-coated ammonium polyphosphate particles and a crosslinking agent having a functional group capable of reacting with the active hydrogen atoms belonging to the amino group in the melamine molecule.

Water-insoluble ammonium polyphosphate particles

A melamine-coated ammonium polyphosphate exhibiting properties of having no hygroscopicity, being difficultly soluble in water and difficultly susceptive of hydrolysis is provided and further a process for producing a melamine-coated ammonium polyphosphate having the above properties and also being powdery even when it is not ground is provided, the above powdery, melamine-coated ammonium polyphosphate being characterized in that melamine is added and/or adhered onto the particle surface of a powdery, ammonium polyphosphate expressed by the formula ##STR1## wherein n represents an integer of 20 or more, and a process for producing a powdery, melamine-coated ammonium polyphosphate being characterized in that melamine is sublimated and added and/or adhered onto the particle surface of a powdery ammonium polyphosphate.

Melamine-coated ammonium polyphosphate

A process for producing a powdery ammonium polyphosphate which is uniformly coated with melamine is provided wherein melamine is sublimated and added and/or adhered onto the particle surface of a powdery ammonium polyphosphate.

Process for producing a melamine-coated ammonium polyphosphate

A flame-retardant thermoplastic resin composition comprising,

Flame-retardant thermoplastic resin composition

A flame-retardant consisting of two specified components and a flame-retardant resin composition having the flame-retardant blended with a thermoplastic resin are provided, which flame-retardant is composed of (A) a reaction product of cyanuric chloride with a diamine and (B) ammonium polyphosphate or polyphosphoric acid amide, the ratio of (A) to (B) being 0.1 to 10, and which flame-retardant resin composition has the flame-retardant blended with a thermoplastic resin in a quantity of 1 to 50% by weight based upon the weight of the composition.

Flame-retardant and its composition

Finely divided particles of II type ammonium polyphosphate (APP) which, when added to polyolefin resins, etc., afford products having a small reduction in the mechanical characteristics, a reduced particle diameter and an increased specific surface area and nevertheless, having bleed resistance and flame retardancy similar to those of conventional products, and a process for producing the particles are provided,

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Moriyama, Japan

Masuo Iwata