Tear resistant gel articles for various uses

• US 20040146541A1
• Filed: 12/25/2003
• Published: 07/29/2004
• Est. Priority Date: 04/19/1994
• Status: Active Grant

• Current Assignee: Applied Elastomerics Incorporated
• Original Assignee: John Y. Chen
• Inventors: Chen, John Y.
• Granted Patent: US 7,290,367 B2
• Time in Patent Office: Days
• US Class Current: 424/405
• CPC Class Codes: A01K 85/00 Artificial bait for fishing
• CPC Class Codes: A61F 2/7843 Inflatable bladders
• CPC Class Codes: C08K 5/0016 Plasticisers
• CPC Class Codes: C08L 53/02 of vinyl-aromatic monomers and conjugated dienes

Abstract

A soft gelatinous elastomer composition and article useful as fishing bait, floss, liner and other uses formed from one or a mixture of two or more of a one or a mixture of two or more of a hydrogenated controlled distribution styrene block copolymer(s) and one or more plasticizers being in sufficient amounts to achieve a gel rigidity of from about 20 gram Bloom to about 1,800 gram BlooField of the Invention

Claims

1. A fishing bait comprising a soft gelatinous elastomer composition formed from

(I) 100 parts by weight of one or a mixture of two or more of a hydrogenated controlled distribution styrene block copolymer(s);

(II) a selected plasticizer being in sufficient amounts to achieve a gel rigidity of from about 20 gram Bloom to about 1,800 gram Bloom.

2. A fishing bait comprising a soft gelatinous elastomer composition formed from

(I) 100 parts by weight of one or a mixture of two or more of a hydrogenated controlled distribution styrene block copolymer(s);

(II) one or more plasticizers being in sufficient amounts to achieve a gel rigidity of from about 20 gram Bloom to about 1,800 gram Bloom.

3. A fishing bait comprising a soft gelatinous elastomer composition formed from

(I) 100 parts by weight of one or a mixture of two or more of a hydrogenated controlled distribution styrene block copolymer(s);

(II) one or more first plasticizers with or without one or more second plasticizers being in sufficient amounts to achieve a gel rigidity of from about 20 gram Bloom to about 1,800 gram Bloom.

4. A fishing bait comprising a soft gelatinous elastomer composition formed from

(I) 100 parts by weight of one or a mixture of two or more of a hydrogenated controlled distribution styrene 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-ethylene-propylene-styrene), 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, wherein n is greater than one.

5. A fishing bait comprising a soft gelatinous elastomer composition formed from

(I) 100 parts by weight of one or a mixture of two or more of a hydrogenated controlled distribution styrene block copolymer(s);

(II) one or more first plasticizers with or without one or more second plasticizers being in sufficient amounts to achieve a gel rigidity of from about 20 gram Bloom to about 1,800 gram Bloom;

said gelatinous elastomer composition in combination with or without a fatty acid.

6. A fishing bait comprising a soft gelatinous elastomer composition formed from

(I) 100 parts by weight of one or a mixture of two or more of a hydrogenated controlled distribution styrene block copolymers);

(II) one or more first plasticizers with or without one or more second plasticizers being in sufficient amounts to achieve a gel rigidity of from about 20 gram Bloom to about 1,800 gram Bloom;

said gelatinous elastomer composition in combination with or without one or more selected polymers or copolymers;

said second plasticizers being in effective amounts in combination with said first plasticizers for said gelatinous compositions to have a greater temperature compression set than a gelatinous composition having the same rigidity formed from said first plasticizers alone;

said second plasticizers for said gelatinous compositions to have a greater temperature compression set than a gelatinous composition having the same rigidity formed from said first plasticizers alone or formed from a combination of said first plasticizers and said second plasticizers.

7. A fishing bait comprising a soft gelatinous elastomer composition formed from

(I) 100 parts by weight of one or a mixture of two or more of a hydrogenated controlled distribution styrene block copolymer(s);

(II) one or more first plasticizers with or without one or more second plasticizers being in sufficient amounts to achieve a gel rigidity of from about 20 gram Bloom to about 1,800 gram Bloom;

said gelatinous elastomer composition in combination with or without one or more selected polymers or copolymers;

said second plasticizers being in effective amounts in combination with said first plasticizers for said gelatinous compositions to have a greater temperature compression set than a gelatinous composition having the same rigidity formed from said first plasticizers alone;

said second plasticizers for said gelatinous compositions to have a greater temperature compression set than a gelatinous composition having the same rigidity formed from said first plasticizers alone or formed from a combination of said first plasticizers and said second plasticizers; and

said fishing bait being life like, soft, flexible, capable of exhibiting buoyancy in water.

8. A fishing bait comprising a soft gelatinous elastomer composition formed from

(I) 100 parts by weight of one or a mixture of two or more of a hydrogenated controlled distribution styrene block copolymer(s);

(II) one or more first plasticizers with or without one or more second plasticizers being in sufficient amounts to achieve a gel rigidity of from about 20 gram Bloom to about 1,800 gram Bloom;

said gelatinous elastomer composition in combination with or without one or more selected polymers or copolymers;

said fishing bait being life like, soft, flexible, capable of exhibiting buoyancy in water, and having a elongation greater than 500%;

said fishing bait being rupture resistant to dynamic stretching, shearing, resistant to ball-up during casting, resistant to tearing encountered during hook penetration, casting, and presentation;

said fishing bait capable of exhibiting a success hook to catch ratio greater than 5, and

said fishing bait having greater elongation, greater tear resistance, or greater fatigue resistance than a conventional plastisol polyvinyl chloride fishing bait of corresponding rigidity.

9. A fishing bait comprising a soft gelatinous elastomer composition formed from

(I) 100 parts by weight of one or a mixture of two or more of a hydrogenated controlled distribution styrene block copolymer(s);

(II) one or more first plasticizers with or without one or more second plasticizers being in sufficient amounts to achieve a gel rigidity of from about 20 gram Bloom to about 1,800 gram Bloom;

said gelatinous elastomer composition have a greater temperature compression heat set as determined for 1.0 hour at 50°

C. in 180°

U bend than a conventional plastisol polyvinyl chloride fishing bait of corresponding rigidity.

10. A fishing bait comprising a soft gelatinous elastomer composition formed from

(I) 100 parts by weight of one or a mixture of two or more of a hydrogenated controlled distribution styrene block copolymer(s);

(II) one or more first plasticizers with or without one or more second plasticizers being in sufficient amounts to achieve a gel rigidity of from about 20 gram Bloom to about 1,800 gram Bloom;

said fishing bait having greater resistant to tearing encountered during hook penetration followed by elongation to 200% as compared to a conventional plastisol polyvinyl chloride fishing bait of corresponding rigidity.

11. A fishing bait comprising a soft gelatinous elastomer composition formed from

(I) 100 parts by weight of one or a mixture of two or more of a hydrogenated controlled distribution styrene block copolymer(s);

(II) one or more first plasticizers with or without one or more second plasticizers being in sufficient amounts to achieve a gel rigidity of from about 20 gram Bloom to about 1,800 gram Bloom;

said gelatinous elastomer composition in combination with or without one or more selected polymers or copolymers;

said second plasticizers being in effective amounts in combination with said first plasticizers for said gelatinous compositions to have a greater temperature compression set than a gelatinous composition having the same rigidity formed from said first plasticizers alone;

said second plasticizers for said gelatinous compositions to have a greater temperature compression set than a gelatinous composition having the same rigidity formed from said first plasticizers alone or formed from a combination of said first plasticizers and said second plasticizers.

12. A fishing bait comprising a soft gelatinous elastomer composition formed from

(I) 100 parts by weight of one or a mixture of two or more of a hydrogenated controlled distribution styrene block copolymer(s);

(II) one or more first plasticizers with or without one or more second plasticizers being in sufficient amounts to achieve a gel rigidity of from about 20 gram Bloom to about 1,800 gram Bloom;

said gelatinous elastomer composition in combination with or without one or more selected polymers or copolymers;

said second plasticizers being in effective amounts in combination with said first plasticizers for said gelatinous compositions to have a greater temperature compression set than a gelatinous composition having the same rigidity formed from said first plasticizers alone;

said second plasticizers for said gelatinous compositions to have a greater temperature compression set than a gelatinous composition having the same rigidity formed from said first plasticizers alone or formed from a combination of said first plasticizers and said second plasticizers; and

said fishing bait being life like, soft, flexible, capable of exhibiting buoyancy in water.

13. A fishing bait comprising a soft gelatinous elastomer composition formed from

(I) 100 parts by weight of one or a mixture of two or more of a hydrogenated controlled distribution styrene block copolymer(s);

(II) one or more first plasticizers with or without one or more second plasticizers being in sufficient amounts to achieve a gel rigidity of from about 20 gram Bloom to about 1,800 gram Bloom;

said gelatinous elastomer composition in combination with or without one or more selected polymers or copolymers;

said fishing bait being life like, soft, flexible, capable of exhibiting buoyancy in water, and having a elongation greater than 500%;

said fishing bait being rupture resistant to dynamic stretching, shearing, resistant to ball-up during casting, resistant to tearing encountered during hook penetration, casting, and presentation;

said fishing bait capable of exhibiting a success hook to catch ratio greater than 5, and

said fishing bait having greater elongation, greater tear resistance, or greater fatigue resistance than a conventional plastisol polyvinyl chloride fishing bait of corresponding rigidity.

14. A floss comprising a soft gelatinous elastomer composition formed from

(I) 100 parts by weight of one or a mixture of two or more of a hydrogenated controlled distribution styrene block copolymer(s);

(II) a selected plasticizer being in sufficient amounts to achieve a gel rigidity of from about 20 gram Bloom to about 1,800 gram Bloom.

15. A floss comprising a soft gelatinous elastomer composition formed from

(I) 100 parts by weight of one or a mixture of two or more of a hydrogenated controlled distribution styrene block copolymer(s);

(II) one or more first plasticizers with or without one or more second plasticizers being in sufficient amounts to achieve a gel rigidity of from about 20 gram Bloom to about 1,800 gram Bloom.

16. A composite article comprising a gel, G, in contact with one or more of a selected substrate material, M, said gelatinous elastomer composition comprising a soft gel formed from

(I) 100 parts by weight of one or a mixture of two or more of a hydrogenated controlled distribution styrene block copolymer(s);

(II) one or more first plasticizers with or without one or more second plasticizers being in sufficient amounts to achieve a gel rigidity of from about 20 gram Bloom to about 1,800 gram Bloom;

said gel formed 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-ethylene-propylene-styrene), 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, wherein n is greater than one; and

wherein said composite formed from the combination GnMn, GnMnMnGn, GnGnMnMn, GnMnGnMnMn, GnMnGn, MnGnMn, GnGnMn, MnMnMnGn, MnMnMnGn, MnGnGnMn, GnMnGnGn, GnMnGnGn, GnGnMn Mn, GnGnMnGnMn, GnMnGnMnMn, MnGnMnGnMnGn, GnGnMnMnGn, GnGnMnGnMnGn, a sequential addition or a permutation of one or more of said Gn with Mn;

wherein when n is a subscript of M, n is the same or different selected from the group consisting of foam, plastic, fabric, metal, concrete, wood, glass, ceramics, synthetic resin, synthetic fibers or refractory materials; and

wherein when n is a subscript of G, n denotes the same or a different gel rigidity.

17. A composite according to claim 16 formed into a gel hand exercising grip, a gel shape floss suitable for use as a dental floss, a gel crutch cushion, a gel cervical pillow, a gel bed wedge pillow, a gel leg rest, a gel neck cushion, a gel mattress, a gel bed pad, a gel elbow pad, a gel dermal pad, a gel wheelchair cushion, a gel helmet liner, a gel cold and hot pack, a gel exercise weight belt, a gel traction pad or belt, a gel cushion for splints, a gel sling, a gel brace for the hand, wrist, finger, forearm, knee, leg, clavicle, shoulder, foot, ankle, neck, back, rib, a gel sole for orthopedic shoe, a gel shaped toy article, a gel optical cladding for cushioning optical fibers from bending stresses, a gel swab tip, a gel fishing bate, a gel seal against pressure, a gel thread, a gel strip, a gel yarn, a gel tape, a weaved gel cloth, a gel fabrics, a gel balloon for valvuloplasty of the mitral valve, a gel trointestinal balloon dilator, a gel esophageal balloon dilator, a gel dilating balloon catheter use in coronary angiogram, a gel condom, a gel toy balloon, a gel surgical and examination glove, a self sealing enclosures for splicing electrical and telephone cables and wires, a gel film, or a gel liner.

18. A composite according to claim 16 formed into a gel liner for lower limb or above the knee amputee prosthesis formed by injection molding, extruding, spinning, casting, or dipping of said gel.

20. A composite according to claim 16 formed into a gel liner for lower limb or above the knee amputee prosthesis formed by injection molding, extruding, spinning, casting, or dipping of said gel;

said liner for lower extremity prosthesis of the L5664 (lower extremity socket insert, above knee), L5665 (socket insert, multi-durometer, below knee), L5666 (below knee, cuff suspension interface), L5667 (below knee, above knee, socket insert, suction suspension with locking mechanism) type devices as described by the American Orthotic &

Prosthetic Association (AOPA) codes.

19. A liner comprising a soft gelatinous elastomer composition formed from

(I) 100 parts by weight of one or a mixture of two or more of a hydrogenated controlled distribution styrene block copolymer(s);

(II) one or more first plasticizers with or without one or more second plasticizers being in sufficient amounts to achieve a gel rigidity of from about 20 gram Bloom to about 1,800 gram Bloom;

said gel formed a gel liner for lower limb or above the knee amputee prosthesis formed by injection molding, extruding, spinning, casting, or dipping of said gel.