Yes, specialized waterproof tapes such as self-fusing silicone repair tape and water-activated fiberglass resin wraps are available and can temporarily fix leaking pipes under moderate pressure. Silicone self-fusing tape stretches tightly and chemically bonds to itself instantly without adhesive, creating a flexible, watertight seal around minor cracks or pinholes. Fiberglass resin wraps harden into a rock-solid, rigid cast that reinforces damaged pipe walls. However, these tapes are strictly intended as emergency band-aids to buy time until a permanent repair can be made, and they should never be relied upon as long-term solutions for pressurized home water supply lines.
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