摘要:
Methods and apparatus are provided for polishing a film on an edge of a substrate. In some embodiments, a polishing head is provided having a backing plate adapted to press polishing material against a film on an edge of a substrate. The backing plate has a profiled portion adapted to provide a pre-set film profile. Numerous other aspects are provided.
摘要:
Apparatus and methods are provided to polish an edge of a substrate. The invention includes a polishing head, adapted to contact an edge of a substrate, wherein the polishing head includes one pair of front guide rollers and two pairs of back clamping rollers. Numerous other aspects are provided.
摘要:
Apparatus and methods are provided to polish an edge of a substrate. The invention includes a polishing head adapted to retain a backing pad having a selected contour, wherein the polishing head is adapted to press the backing pad against an edge of a substrate. Numerous other aspects are provided.
摘要:
An apparatus and method are provided to polish an edge of a substrate. The invention includes a polishing head including a backing pad, wherein a width of the backing pad that contacts the substrate edge is larger than a width of a notch in the substrate edge. Numerous other aspects are provided.
摘要:
Apparatus and methods are provided to polish an edge of a substrate. The invention includes a polishing head adapted to retain a backing pad having a selected contour, wherein the polishing head is adapted to press the backing pad against an edge of a substrate. Numerous other aspects are provided.
摘要:
Methods and apparatus are provided for polishing a notch of a substrate using a polishing tape. In some embodiments, a polishing head may be provided that is adapted to apply the polishing tape against the notch of the substrate, including: a polishing pad having a cavity adapted to be filled with a pressure-controlled medium; and a tip region having a shape that corresponds to a shape of the notch, wherein the polishing pad is adapted to contact the polishing tape and press the polishing tape against the notch. Numerous other aspects are provided.
摘要:
Methods and apparatus are provided for housing a polishing tape adapted to polish a substrate. The invention includes a cassette comprising a body portion; and a head portion, wherein the head portion includes: a pair of guide walls; one or more supply rollers positioned between the guide walls in the head portion; and wherein the guide walls are adapted to guide a polishing tape housed in the body over the one or more supply rollers. Numerous other aspects are provided.
摘要:
Embodiments of an apparatus for conditioning a processing pad are provided. In one embodiment, an apparatus for conditioning a processing pad includes a member having a bottom surface selectively maintained in a non-planar orientation and an abrasive disposed on the bottom surface of the member. The abrasive is configured for conditioning a processing pad. The member and abrasive have a profile that produces a non-planar processing pad surface.
摘要:
Apparatus and methods are provided to polish a substrate. In some aspects, the invention includes a polishing head adapted to apply a polishing tape against at least one of a substrate edge and a notch in the substrate edge. The polishing head includes a polisher coupled to the polishing head, wherein the polisher has a hollow portion and is adapted to conform to a shape of at least one of the substrate edge and the notch. Numerous other aspects are provided.
摘要:
Embodiments of an apparatus for conditioning a processing pad are provided. In one embodiment, an apparatus for conditioning a processing pad includes a member having a bottom surface selectively maintained in a non-planar orientation and an abrasive disposed on the bottom surface of the member. The abrasive is configured for conditioning a processing pad. The member and abrasive have a profile that produces a non-planar processing pad surface.