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Class 442/122 - Chemical material is one used in biological or chemical warfare


Subclass of Class 442 - Fabric (woven, knitted, or nonwoven textile or cloth, etc.)
Definition: Subject matter wherein the coating or impregnation is specifically
No. of patents: 10
Last issue date: 09/01/2009


NumberTitleIssue Date
7582578Textile composite material comprising activated carbon fibres and production thereof
The present invention relates to a textile sheetlike structure (1), in particular for protection against biological and chemical noxiants and poisons, such as biological and chemical warfare agents. The sheetlike structure (1) having a textile support ...
09/01/2009
7354475Adsorption filter material and its use
A gas and water vapor pervious adsorption filter material having a protective function against biological and chemical noxiants and poisons and a multilayered layer construction including a first sheetlike carrier layer, a second sheetlike carrier layer and, interpo...
04/08/2008
6759127Treated inherently flame resistant polyester fabrics
A textile article having flame resistant properties includes a plurality of inherently flame resistant polyester fibers formed into a fabric, and a finish on the fabric including a cyclic phosphonate flame retardant. The finish imparts a property selected from the g...
07/06/2004
6667255Garment, in particular undergarment, for persons in military and civil defense services
A garment, in particular an undergarment, for persons in military and civil defense services is provided with a first nonwoven (1) of natural fibers or synthetic fibers, a second nonwoven (5) of natural or synthetic fibers and discrete flakes (4) of expan...
12/23/2003
6632752Protective clothing
An article of clothing has a clothing part adapted to surround and cover a user's body, and a layer of a polymeric adsorbing material applied on the clothing part and formed so as to retain at least some toxic components of a poison gas so as to prevent p...
10/14/2003
6143394Nonwoven sorbent manhole apron
There is disclosed the manufacture and use of nonwoven absorbent mats laminated with barrier film for manhole aprons. The absorbent aprons are used about manholes during routine maintenance of underground transformers, utility cables, etc. The nonwoven ap...
11/07/2000
5972808Fibrous structures with fine particles
A fibrous structure comprising a fibrous matrix with surrogate particles fixed to the fibrous matrix, is provided. Functionally active, fine particles are immobilized on the fixed surrogate particles....
10/26/1999
5743775Laminate for restraining organic vapors, aerosols, and biological agents
A laminate that restrains organic vapors, aerosols, and biological agents, where at least one layer is implemented as a barrier layer, wherein the barrier layer is implemented from cellulose-based polymers over its entire surface and the laminate is water...
04/28/1998
4565727Non-woven activated carbon fabric
An air and water vapor permeable, toxic vapor absorptive non-woven fabric material comprising a web-laid sheet containing fibrillated acrylic fiber, and an activated carbon constituent selected from the group consisting of activated carbon fiber, activate...
01/21/1986
4201822Novel fabric containing microcapsules of chemical decontaminants encapsulated within semipermeable polymers
Novel clothing fabrics containing microcapsules in a resin finish compris reactive chemical decontamination agents encapsulated within a semipermeable polymer which is selectively permeable to toxic chemical agents but impermeable to the decontamination ...
05/06/1980
 
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