Inflatable restraint cushions and other uses
AssigneeApplied Elastomerics, Inc.
InventorJohn Y. Chen
Life of this patent
Estimating the term…
Abstract
A vehicular safety system comprising an inflatable restraint gel cushion having a gel rigidity of from about 50 gram Bloom to about 1,200 gram bloom.
Claims9
A vehicular safety system comprising an inflatable restraint gel cushion made from one or more selectively configured tear resistant gel diaphragms, said tear resistant gel diaphragm having a selected gel rigidity of from about 50 gram Bloom to about 1,200 gram Bloom.
A vehicular safety system comprising an inflatable restraint gel cushion made from
- (i) 100 parts by weight of one or a mixture of two or more of a hydrogenated styrene isoprene/butadiene block copolymer(s) and from
- (ii) about 300 to about 1,600 parts by weight of a plasticizing oil;
- and in combination with or without
- (iii) a selected amount of one or more polymers or copolymers of poly(styrene-butadiene-styrene), poly(styrene-butadiene)n, poly(styrene-isoprene-styrene)n, poly(styrene-isoprene)n, poly(styrene-ethylene-propylene), poly(styrene-ethylene-propylene-styrene), poly(styrene-ethylene-butylene-styrene), poly(styrene-ethylene-butylene), poly(styrene-ethylene-propylene)n, poly(styrene-ethylene-butylene)n, polystyrene, polybutylene, poly(ethylene-propylene), poly(ethylene-butylene), polypropylene, or polyethylene.
A vehicular safety system comprising an inflatable restraint gel cushion made from
- (i) 100 parts by weight of one or a mixture of two or more of a hydrogenated styrene isoprene/butadiene block copolymer(s) and from
- (ii) about 300 to about 1,600 parts by weight of a plasticizing oil;
- and in combination with or without
- (iii) a selected amount of one or more polymers or copolymers of poly(styrene-butadiene-styrene), poly(styrene-butadiene)n, poly(styrene-isoprene-styrene)n, poly(styrene-isoprene)n, poly(styrene-ethylene-propylene), poly(styrene-ethylene-propylene-styrene), poly(styrene-ethylene-butylene-styrene), poly(styrene-ethylene-butylene), poly(styrene-ethylene-propylene)n, poly(styrene-ethylene-butylene)n, polystyrene, polybutylene, poly(ethylene-propylene), poly(ethylene-butylene), polypropylene, or polyethylene, wherein said selected copolymer is a linear, radial, star-shaped, branched or multiarm copolymer.
A vehicular safety system comprising an inflatable restraint gel cushion made from
- (i) 100 parts by weight of one or a mixture of two or more of a hydrogenated styrene block copolymer(s) with 2-methyl-1,3-butadiene and 1,3-butadiene and
- (ii) from about 300 to about 1,600 parts by weight of an plasticizing oil;
- in combination with or without
- (iii) a selected amount of one or more selected polymer or copolymer selected from the group consisting of poly(styrene-butadiene-styrene), poly(styrene-butadiene), poly(styrene-isoprene-styrene), poly(styrene-isoprene), poly(styrene-ethylene-propylene), poly(styrene-ethylene-propylene-styrene), poly(styrene-ethylene-butylene-styrene), poly(styrene-ethylene-butylene), poly(styrene-ethylene-propylene)n, poly(styrene-ethylene-butylene)n, polystyrene, polybutylene, poly(ethylene-propylene), poly(ethylene-butylene), polypropylene, or polyethylene, wherein said selected copolymer is a linear, radial, branched, star-shaped, or multiarrn copolymer;
- and n is an integer greater than one.
A vehicular safety system comprising an inflatable restraint gel cushion made from
- (i) 100 parts by weight of one or a mixture of two or more of a hydrogenated styrene isoprene/butadiene block copolymer(s), wherein at least one of said block copolymer is a high viscosity copolymer having a viscosity value at 5 weight percent solution in toluene at 30° C. of about 90 cps and higher which corresponds to a viscosity at 10 weight percent of about 5800 cps and higher which corresponds to a viscosity at 20 weight percent solids solution in toluene at 25° C. of at about 80,000 cps and higher, and
- (ii) from about 300 to about 1,600 parts by weight of an plasticizing oil, and in combination with or without
- (ii) a selected amount of one or more polymers or copolymers of poly(styrene-butadiene-styrene), poly(styrene-butadiene), poly(styrene-isoprene-styrene), poly(styrene-isoprene), poly(styrene-ethylene-propylene), poly(styrene-ethylene-propylene-styrene), poly(styrene-ethylene-butylene-styrene), poly(styrene-ethylene-butylene), poly(styrene-ethylene-propylene)n, poly(styrene-ethylene-butylene)n, polystyrene, polybutylene, poly(ethylene-propylene), poly(ethylene-butylene), polypropylene, or polyethylene, wherein said selected copolymer is a linear, branched, radial, star-shaped, or multiarm copolymer;
- and n is an integer greater than one.
A vehicular safety system comprising an inflatable restraint gel cushion made from a gel comprising a hydrogenated styrene block copolymer is one or more of a block copolymer of poly(styrene-ethylene-ethylene-propylene-styrene) and oil, said gel having a selected gel rigidity of from less then about 75 gram Bloom to about 800 gram Bloom and higher.
A vehicular safety system comprising an inflatable restraint gel cushion made from a hydrogenated styrene block copolymer is one or more of a block copolymer of poly(styrene-ethylene-ethylene-propylene-styrene) and oil, said gel having a selected gel rigidity of from about 75 gram Bloom to about 300 gram Bloom, wherein a source of said hydrogenated poly(styrene-isoprene/butadiene-styrene) block polymer being a Septon® poly(styrene-ethylene-ethylene-propylene-styrene) block copolymer.
A vehicular safety system comprising an inflatable restraint gel cushion made from a hydrogenated styrene block copolymer is one or more of a block copolymer of poly(styrene-ethylene-ethylene-propylene-styrene) and oil, said gel having a selected gel rigidity of from about 75 gram Bloom to about 300 gram Bloom, wherein said one or more (i) block copolymer(s) is poly(styrene-ethylene-ethylene-propylene-styrene) and a source of said block copolymers being Septon® 4033, Septon® 4044, Septon® 4045 and Septon® 4055, Septon® 4077, and Septpn® 4099.
A vehicular safety system comprising an inflatable restraint gel cushion, made from one or more tear resistant gels of a controlled distribution SEBS block copolymer, SEEPS, SBS, SBEBS, a silicone elastomer, and a polyurethane elastomer.
Dependencies are inferred from the claim text.