Methods and materials used for production of constructs having a porous open or semi-open celled structure. Constructs may include a porous matrix as a base and a biocompatible conformal coating thereon.

Methods and materials used for production of constructs having a porous open or semi-open celled structure. Constructs may include a porous matrix as a base and a biocompatible conformal coating thereon.

Disclosed are copolymers which are useful in hydrophilically modifying porous fluoropolymer supports. An example of the copolymers is: ##STR00001##
Also disclosed are a method of preparing such copolymers, a method of modifying porous fluoropolymer surfaces, and hydrophilic fluoropolymer porous membranes prepared therefrom. Also disclosed is a method of filtering fluids by the use of the hydrophilic fluoropolymer porous membranes.

A polymer composite includes a functionalized polyisobutylene and an additional polyisobutylene-containing material. One or more methods of making the polymer composite are also provided. Where the functionalized polyisobutylene is applied to a polyisobutylene-containing material, the method of applying the functionalized polyisobutylene compound can be described as a modular method.

The present disclosure relates generally to flame retarding building materials and methods for making them. More particularly, the present disclosure relates to flame retarding building materials that have both flame retardant character and desirable water vapor permeability values. In one embodiment, the disclosure provides a flame retardant vapor retarding membranes comprising: a building material substrate sheet having a melt viscosity of about 1 Pa.Math.s to about 100,000 Pa.Math.s at about 300° C. at 1 rad/s; and a polymeric coating layer disposed on the building material substrate layer, wherein the coating layer has a melt viscosity of about 1 Pa.Math.s to about 100,000 Pa.Math.s at about 300° C. at 1 rad/s.

The present disclosure relates generally to flame retarding building materials and methods for making them. More particularly, the present disclosure relates to flame retarding building materials that have both flame retardant character and desirable water vapor permeability values. In one embodiment, the disclosure provides a flame retardant vapor retarding membranes comprising: a building material substrate sheet having a melt viscosity of about 1 Pa.Math.s to about 100,000 Pa.Math.s at about 300° C. at 1 rad/s; and a polymeric coating layer disposed on the building material substrate layer, wherein the coating layer has a melt viscosity of about 1 Pa.Math.s to about 100,000 Pa.Math.s at about 300° C. at 1 rad/s.

A substrate is described having a treated contact surface comprising a carbon or silicon compound comprising from 1 to 30 atomic percent oxygen, from 0.1 to 30 atomic percent nitrogen, or both, each as measured by XPS. The treated contact surface has a biomolecule recovery percentage greater than the biomolecule recovery percentage of the surface before treatment according to the method.

A substrate is described having a treated contact surface comprising a carbon or silicon compound comprising from 1 to 30 atomic percent oxygen, from 0.1 to 30 atomic percent nitrogen, or both, each as measured by XPS. The treated contact surface has a biomolecule recovery percentage greater than the biomolecule recovery percentage of the surface before treatment according to the method.

A medical device includes a base layer, and a lubrication layer supported on at least a part of the base layer, wherein the lubrication layer contains a block copolymer (A) composed of a first constituting unit derived from a reactive monomer that has an epoxy group and a second constituting unit derived from at least one hydrophilic monomer selected from the group consisting of acrylamide and an acrylamide derivative, and a polymer (B) composed of a constituting unit derived from at least one hydrophilic monomer selected from the group consisting of acrylamide and an acrylamide derivative, wherein the block copolymer (A) is contained in a proportion of 20 to 80% by weight relative to the total weight of the block copolymer (A) and the polymer (B), and wherein the block copolymer (A) is crosslinked or polymerized to form a mesh structure.

Cyclodextrin compositions including one or more radiation polymerizable monomers and a cyclodextrin inclusion complex, the cyclodextrin inclusion complex including a cyclodextrin compound and an olefinic inhibitor of an ethylene generation in produce, are coated onto packaging materials and cured. Treated containers and treated package inserts having the cured cyclodextrin compositions are useful in packaging of respiring plant materials.