Radiation curable abrasive article with tie coat and method

A method of preparing an abrasive article, the method comprising:

• (a) providing a treated cloth backing having a first major surface;
• (b) coating the first major surface of the treated cloth backing with a tie coat precursor, wherein the tie coat precursor comprises a first radiation curable component and a photoinitiator;
• (c) providing a radiation energy transmissive production tool having a contacting surface;
• (d) applying an abrasive slurry onto the contacting surface of the production tool, wherein the abrasive slurry comprises a plurality of abrasive particles and a binder precursor, and further wherein the binder precursor comprises a second radiation curable component;
• (e) causing the abrasive slurry on the contacting surface of the production tool to come into contact with the first major surface of the backing after coating the tie coat precursor thereon;
• (f) at least partially curing the tie coat precursor;
• (g) transmitting radiation energy through the production tool to at least partially cure the binder precursor to form a shaped, handleable structure;
• and
• (h) separating the shaped, handleable structure from the production tool to form an abrasive article.

An abrasive article comprising:

• (a) a cloth backing having a first major surface;
• (b) a radiation cured tie coat on the first major surface of the backing, wherein the radiation cured tie coat is prepared from a tie coat precursor comprising an acrylate-functional compound and a photoinitiator;
• and
• (c) an abrasive layer on the radiation cured tie coat, wherein the abrasive layer comprises a plurality of abrasive particles dispersed in a radiation cured binder.

A method of preparing an abrasive article, the method comprising:

• (a) providing a backing having a first major surface and a second major surface;
• (b) coating the first major surface of the backing with a tie coat precursor, wherein the tie coat precursor comprises a first radiation curable component comprising a urethane acrylate;
• (c) applying an abrasive slurry to the first major surface of the backing after coating the tie coat precursor thereon, wherein the abrasive slurry comprises a plurality of abrasive particles and a binder precursor, and further wherein the binder precursor comprises a second radiation curable component;
• (d) at least partially curing the tie coat precursor;
• and
• (e) at least partially curing the binder precursor to form an abrasive article.

A method of preparing an abrasive article, the method comprising:

• (a) providing a cloth backing having a first major surface and a second major surface;
• (b) coating the first major surface of the cloth backing directly with a tie coat precursor, wherein the tie coat precursor comprises a first radiation curable component comprising a urethane acrylate;
• (c) providing a radiation energy transmissive production tool having a contacting surface;
• (d) applying an abrasive slurry onto the contacting surface of the production tool, wherein the abrasive slurry comprises a plurality of abrasive particles and a binder precursor, and further wherein the binder precursor comprises a second radiation curable component;
• (e) causing the abrasive slurry on the contacting surface of the production tool to come into contact with the first major surface of the backing after directly coating the tie coat precursor thereon;
• (f) at least partially curing the tie coat precursor;
• (g) transmitting radiation energy through the production tool to at least partially cure the binder precursor to form a shaped, handleable structure;
• and
• (h) separating the shaped, handleable structure from the production tool to form an abrasive article.

An abrasive article comprising:

• (a) a cloth backing having a first major surface and a second major surface;
• (b) a radiation cured tie coat prepared from a tie coat precursor comprising a urethane acrylate on the first major surface of the backing;
• and
• (c) an abrasive layer on the radiation cured tie coat, wherein the abrasive layer comprises a plurality of abrasive particles dispersed in a radiation cured binder.

A method of preparing an abrasive article, the method comprising:

• (a) providing a backing having a first major surface;
• (b) coating the first major surface of the backing with a tie coat precursor, wherein the tie coat precursor comprises a first radiation curable component;
• (c) applying an abrasive slurry to the first major surface of the backing after coating the tie coat precursor thereon, wherein the abrasive slurry comprises a plurality of abrasive particles and a binder precursor, and further wherein the binder precursor comprises a second radiation curable component and a photoinitiator;
• (d) at least partially curing the tie coat precursor;
• and
• (e) at least partially curing the binder precursor to form an abrasive article.

A method of preparing an abrasive article, the method comprising:

• (a) providing a treated cloth backing having a first major surface;
• (b) coating the first major surface of the treated cloth backing with a tie coat precursor, wherein the tie coat precursor comprises a first radiation curable component;
• (c) providing a radiation energy transmissive production tool having a contacting surface;
• (d) applying an abrasive slurry onto the contacting surface of the production tool, wherein the abrasive slurry comprises a plurality of abrasive particles and a binder precursor, and further wherein the binder precursor comprises a second radiation curable component and a photoinitiator;
• (e) causing the abrasive slurry on the contacting surface of the production tool to come into contact with the first major surface of the backing after coating the tie coat precursor thereon;
• (f) at least partially curing the tie coat precursor;
• (g) transmitting radiation energy through the production tool to at least partially cure the binder precursor to form a shaped, handleable structure;
• and
• (h) separating the shaped, handleable structure from the production tool to form an abrasive article.

An abrasive article comprising:

• (a) a cloth backing having a first major surface;
• (b) a radiation cured tie coat on the first major surface of the backing;
• and
• (c) an abrasive layer on the radiation cured tie coat, wherein the abrasive layer comprises a plurality of abrasive particles dispersed in a radiation cured binder wherein the radiation cured binder is prepared from a binder precursor comprising an acrylate-functional compound and a photoinitiator.