A rubber member for laser bonding of the present invention containing a rubber ingredient and silica, wherein the silica has an average particle size of more than 50 nm and 120 nm or less, and the amount of the silica is 10 parts by mass to 50 parts by mass based on 100 parts by mass of the rubber ingredient, the rubber member has a laser light transmittance of 30% or more, provided that the laser light transmittance is a transmittance when the rubber member has a thickness of 2 mm and is irradiated with laser light having a wavelength of 808 nm. The silica preferably includes silica having an average particle size of more than 50 nm and 120 nm or less and silica having an average particle size of 5 nm to 50 nm, and the amount of the silica having an average particle size of more than 50 nm and 120 nm or less is 10 parts by mass to 50 parts by mass based on 100 parts by mass of the rubber ingredient and the amount of the silica having an average particle size of 5 nm to 50 nm is 10 parts by mass to 50 parts by mass based on 100 parts by mass of the rubber ingredient.

The invention relates to an aqueous polyolefin dispersion comprising a. from 50 to 100 wt. % of an aqueous dispersion A comprising the following ingredients: i. from 60.0 to 98.9 wt. % of A1, a copolymer of polyethylene and (meth)acrylic acid [E(M)AA] or a mixture of different copolymers of polyethylene and (meth)acrylic acid, ii. from 1.0 to 39.0 wt. % of A2, another polymer or a mixture of other polymers, not being a copolymer of polyethylene and (meth)acrylic acid, selected from the group consisting of copolymers of ethylene and vinyl acetate (EVA) and copolymers of ethylene and vinyl acetate (EVA) modified with maleic anhydride, iii. from 0.1-10.0 wt. % of a silicate component A3 (wt. % refers to the relevant SiO2 content) and iv. from 0-20 wt. % of additive not being A1, A2 or A3,b. from 0 to 50 wt. % of a compound B, where compound B is a material dispersable or soluble in water and different from any of the ingredients of dispersion A whereinthe wt. % of A and B is based on the solid content of the whole aqueous polyolefin dispersion, the wt % of the ingredients of dispersion A is based on the solid content of dispersion A, the sum of the wt. % of ingredients i to iv) of dispersion A is 100%.

The present invention is directed to a process for manufacturing a transdermal delivery device comprising a backing layer, a release liner, and an adhesive layer between the backing layer and release liner. More specifically, the invention is directed to a process of preparing an adhesive layer, wherein the adhesive layer is comprised of polyisobutylene and an active pharmaceutical ingredient.

The present invention is directed to a process for manufacturing a transdermal delivery device comprising a backing layer, a release liner, and an adhesive layer between the backing layer and release liner. More specifically, the invention is directed to a process of preparing an adhesive layer, wherein the adhesive layer is comprised of polyisobutylene and an active pharmaceutical ingredient.

The present disclosure provides an article. In an embodiment, the article includes a first structural component and a second structural component. The first structural component includes a polycarbonate composition. The second structural component includes a polymeric blend of (i) an ethylene/-olefin multi-block copolymer, and (ii) a functional polymer modifier that is an ethylene/ester copolymer. The second structural component is adhered to the first structural component.

The present disclosure provides an article. In an embodiment, the article includes a first structural component and a second structural component. The first structural component includes a polycarbonate composition. The second structural component includes a polymeric blend of (i) an ethylene/-olefin multi-block copolymer, and (ii) a functional polymer modifier that is an ethylene/ester copolymer. The second structural component is adhered to the first structural component.

A polyolefin composition is provided comprising: A) about 60 to about 96 wt % of at least one recycled polyolefin; B) about 2 to about 20 wt % of at least one random alpha-olefinic copolymer; and C) about 2 to about 20 wt % of at least one tackifier; wherein the polyolefin composition has a weight ratio of random alpha-olefinic copolymer to tackifier of between about 0.2 to about 5.0; and wherein the polyolefin composition has a melt flow rate increase of about 5 to about 400% compared to the same polyolefin composition without the random alpha-olefinic copolymer and the tackifier. Processes for making and articles produced from the polyolefin compositions are also provided.

The invention provides protein adhesives and methods of making and using such adhesives. The protein adhesives contain ground plant meal or an isolated polypeptide composition obtained from plant biomass.

The invention provides protein adhesives and methods of making and using such adhesives. The protein adhesives contain ground plant meal or an isolated polypeptide composition obtained from plant biomass.

An adhesive polymer composition comprising a non-elastomeric copolymer of ethylene and one or more comonomers having 3 to 10 carbon atoms, and an elastomer is disclosed herein. The non-elastomeric copolymer is present in an amount of 60 to 95% by weight, based on the adhesive polymer composition, has a weight average molecular weight Mw of from 50 000 to 80 000 g/mol, molecular weight distribution Mw/Mn of 2.0 to 5.5, density of from 0.925 to 0.945 g/cm.sup.3, and at most 0.1 vinyl groups/1000 carbon atoms. The non-elastomeric copolymer or the non-elastomeric copolymer and the elastomer have been grafted with an acid rafting agent.