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US 2026/0273520 A1Published application
Dropper with bulb comprising termoplastic vulcanisates
AssigneeThe Procter & Gamble Company
InventorsYang TIAN, Haiyan SUN
Life of this patent
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Abstract
A dropper having a bulb, a pipette coupled to the bulb, and a cap coupled to the bulb. The bulb includes thermoplastic vulcanisates (TPV) having a shore A hardness of from about 40 to about 70. This provides a dropper with a bulb having a recyclable material and a good balance between dispensing force and anti-deformation.
Claims20
A dropper, comprising:
- a bulb;
- a pipette coupled to the bulb;
- and a cap coupled to the bulb;
- wherein the bulb comprises a thermoplastic vulcanisates having a shore A hardness of from about 40 to about 70.
1 more element
A two-piece dropper, comprising:
- a combined bulb and cap;
- and a pipette, the pipette coupled to the combined bulb and cap, wherein a bulb portion of the combined bulb and cap comprises thermoplastic vulcanisates having a shore A hardness of from about 40 to about 70.
Dependencies are inferred from the claim text.