pp woven bag for waste

pp woven bag for waste

pp woven bag for waste

A waste pp woven bag made of a synthetic plastics material. It has an internal lining of a liquid-absorbent material which terminates inwardly of the mouth of the bag, so that the latter is free of lining in the region of its mouth to enable that region to be gathered and tied.

Claims

1. A waste pp woven bag made of a synthetic thermoplastic plastics material and having an inner bag made of a liquid-absorbent material which constitutes an internal lining of the waste pp woven bag, in which the mouth of the inner bag is spaced from the mouth of the waste pp woven bag, so that the internal lining terminates inwardly of the mouth of the waste pp woven bag and so that the latter is free of lining in the region of its mouth to enable that region to be gathered and tied, and in which the mouth of the inner bag is heat sealed to the synthetic thermoplastic plastics material of the waste pp woven bag.

2. A waste pp woven bag according to claim 1, wherein the synthetic plastics material comprises a co-extruded triple laminate of polyamide sandwiched between polyethylene.

3. A waste pp woven bag according to claim 2, wherein the polyamide constitutes a proportion substantially in the range from 15% to 25% of the laminate by weight and in which the laminate has a thickness substantially in the range from 80 to 120 microns.

4. A waste pp woven bag according to claim 1, wherein said lining comprises a non woven material.

5. A waste pp woven bag according to claim 4, wherein said lining comprises a non woven polyamide.

6. A waste pp woven bag according to claim 1, wherein said lining is doubled back on itself at the bottom of the bag so that said lining is continuous thereat.

7. A waste pp woven bag made of a co-extruded triple laminate of polyamide sandwiched between polyethylene, and having an inner bag made of a non woven polyamide liquid-absorbent material which constitutes an internal lining of the waste pp woven bag and which is doubled back on itself at the bottom of the bag so that said lining is continuous thereat, in which the mouth of the inner bag is spaced from the mouth of the waste pp woven bag, so that the internal lining terminates inwardly of the mouth of the waste pp woven bag and so that the letter is free of lining in the region of its mouth to enable that region to be gathered and tied, and in which the mouth of the inner bag is heat sealed to the co-extruded triple laminate of the waste pp woven bag.

8. A waste pp woven bag made of a co-extruded triple laminate of polyamide sandwiched between polyethylene, in which the polyamide constitutes a proportion substantially in the range from 15% to 25% of the laminate by weight and in which the laminate has a thickness substantially in the range from 80 to 120 microns, the waste pp woven bag having an inner bag made of a non woven polyamide liquid-absorbent material which constitutes an internal lining of the waste pp woven bag and which is doubled back on itself at the bottom of the bag so that said lining is continuous thereat, in which the mouth of the inner bag is spaced from the mouth of the waste pp woven bag, so that the internal lining terminates inwardly of the mouth of the waste pp woven bag and so that the latter is free of lining in the region of its mouth to enable that region to be gathered and tied, and in which the mouth of the inner bag is heat sealed to the co-extruded triple laminate of the waste pp woven bag.

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