Abstract: A method of assembling an absorbent article having the steps of: a) providing a hot melt adhesive composition, wherein the adhesive has an amorphous polyolefin composition with more than 40% 1-butene and from about 10 wt. % to about 50 wt. % of a second amorphous polymer, and wherein the hot melt adhesive composition comprises less than 5% of a tackifier; b) providing a plurality of absorbent article components; and c) joining at least one of the absorbent article components to another of the absorbent article components using the adhesive so as to assemble the absorbent article.

Abstract: Disposable absorbent articles assembled from a collection of components using an adhesive consisting essentially of an amorphous polyolefin composition comprising more than 40% 1-butene and a second amorphous polymer comprising at least one butene monomer, the polymer having a molecular weight (MWn) of at least 1000, wherein the polymer is compatible with the polyolefin.

Abstract: An article includes a substrate including a bonding surface area, a first adhesive disposed on the bonding surface area in a first discrete pattern, the first adhesive comprising a hot melt adhesive, and a second adhesive disposed on the bonding surface area in a second discrete pattern that is complementary to the first discrete pattern, wherein the first discrete pattern comprises about 1% to about 25% of the bonding surface area and the second discrete pattern comprises a balance of the bonding surface area.

Abstract: Described herein is an adhesive composition including a copolymer. The adhesive composition has a viscosity of from about 2,000 mPa·s to about 11,500 mPa·s at 150° C. The adhesive composition has a Storage Modulus at 37° C. of from about 3 MPa to 9.5 MPa. The adhesive composition has a Yield Stress at 37° C. of from about 0.8 MPa to about 1.45 MPa.

Abstract: Described herein is an adhesive composition including (a) from about 70 wt. % to about 90 wt. % of one or more copolymers, and (b) from about 10 wt. % to about 30 wt. % of one or more heterophase copolymers. The one or more copolymers include (i) from about 30 mole % to about 70 mole % of monomer units selected from the group consisting of ethylene, 1-butene, and mixtures thereof; and (ii) from about 30 mole % to about 70 mole % of propene monomer units. The adhesive composition is free of polyisobutylene. The adhesive composition has a viscosity of from about 2,000 mPa·s to about 11,500 mPa·s at 150° C. The one or more heterophase copolymers includes a first heterophase copolymer and a second heterophase copolymer.

Abstract: Described herein is an absorbent article. The absorbent article includes an assembly of components and an adhesive composition joining at least two of the assembly of components together. The adhesive composition includes from about 70 wt. % to about 90 wt. % of one or more copolymers and from about 10 wt. % to about 30 wt. % of one or more heterophase copolymers. The one or more copolymers include from about 30 mole % to about 70 mole % of monomer units selected from ethylene, 1-butene, and mixtures thereof. The one or more copolymers also include from about 30 mole % to about 70 mole % of propene monomer units. The adhesive composition is free of polyisobutylene and has a viscosity of from about 2,000 mPa·s to about 11,500 mPa·s at 150° C.

Abstract: Described herein is an absorbent article having a longitudinal centerline and a lateral centerline, a front waist region with a front waist edge, a rear waist region with a rear waist edge, a crotch region disposed between the front waist region and the rear waist region, and two spaced apart longitudinal side edges joining the front waist edge to the rear waist edge, wherein the absorbent article comprises an assembly of components, and wherein the absorbent article comprises an adhesive composition. The adhesive composition comprises a copolymer; the adhesive composition has a viscosity of from about 2,000 mPa·s to about 11,500 mPa·s at 150° C., the adhesive composition has a Storage Modulus at 37° C. of from about 3 MPa to 9.5 MPa, and the adhesive composition has a Yield Stress at 37° C. of from about 0.8 MPa to about 1.45 MPa.

Abstract: Described herein is an adhesive composition including at least 90 wt. % of a copolymer including from about 30 wt. % to about 70 wt. % of propene monomer units and from about 30 wt. % to about 70 wt. % of 1-butene monomer units. The adhesive composition can have a viscosity of from about 2,000 mPa·s to about 11,500 mPa·s at 150° C. The adhesive composition can have an Enthalpy of Fusion of less than 17 J/g. The adhesive composition can have a Tensile Strength at Yield of from about 0.5 MPa to about 1.5 MPa. The copolymer can have a Static Peel Time of at least 220 seconds.

Abstract: A hot melt adhesive material and articles made using the hot melt adhesive to assemble structures in an article. The adhesive material typically is manufactured by blending amorphous polymer with a heterophase polymer having crystallinity into an adhesive composition.

Abstract: Disposable absorbent articles assembled from a collection of components using an adhesive comprising an amorphous polyolefin composition and a heterophase polyolefin composition comprising amorphous character and crystalline blocks.

Abstract: A hot melt adhesive material and articles made using the hot melt adhesive to assemble structures in an article. The adhesive material typically is manufactured by blending amorphous polymer with a compatible amorphous polymer.

Abstract: A hot melt adhesive material and articles made using the hot melt adhesive to assemble structures in an article. The adhesive material typically is manufactured by blending amorphous polymer with a heterophase polymer having crystallinity into an adhesive composition.

Abstract: Disposable absorbent articles assembled from a collection of components using an adhesive comprising an amorphous polyolefin composition and a heterophase polyolefin composition comprising amorphous character and crystalline blocks.

Abstract: A hot melt adhesive material and articles made using the hot melt adhesive to assemble structures in an article. The adhesive material typically is manufactured by blending amorphous polymer with a heterophase polymer having crystallinity into an adhesive composition.

Abstract: An article includes a substrate including a bonding surface area, a first adhesive disposed on the bonding surface area in a first discrete pattern, the first adhesive comprising a hot melt adhesive, and a second adhesive disposed on the bonding surface area in a second discrete pattern that is complementary to the first discrete pattern, wherein the first discrete pattern comprises about 1% to about 25% of the bonding surface area and the second discrete pattern comprises a balance of the bonding surface area.

Abstract: A hot melt adhesive material and articles made using the hot melt adhesive to assemble structures in an article. The adhesive material typically is manufactured by blending amorphous polymer with a heterophase polymer having crystallinity into an adhesive composition.

Abstract: A hot melt adhesive material and articles made using the hot melt adhesive to assemble structures in an article. The adhesive material typically is manufactured by blending amorphous polymer with a heterophase polymer having crystallinity into an adhesive composition.

Abstract: Disposable absorbent articles assembled from a collection of components using an adhesive comprising an amorphous polyolefin composition and a heterophase polyolefin composition comprising amorphous character and crystalline blocks.

Abstract: A hot melt adhesive material and articles made using the hot melt adhesive to assemble structures in an article. The adhesive material typically is manufactured by blending amorphous polymer with a heterophase polymer having crystallinity into an adhesive composition.

Abstract: Disposable absorbent articles assembled from a collection of components using an adhesive comprising an amorphous polyolefin composition and a heterophase polyolefin composition comprising amorphous character and crystalline blocks.