Release layers that can be included in various adhesive tape products and release liners for adhesive layers are provided. The release layer is a cured reaction product of a curable release composition that contains i) a siloxane polymer having at least two hydrolyzable groups and having a weight average molecular weight of at least 1000 Daltons, ii) a crosslinker, iii) a silane additive, iv) a photoacid generator, and v) an optional silicate resin. The crosslinker is a compound of formula Si(OR.sup.5).sub.4 or is a compound having at least two silyl groups of formula —Si(R.sup.4)x(OR.sup.5).sub.3-x where R.sup.4 is alkyl or aryl, R.sup.5 is alkyl, and the variable xis an integer equal to 0 or 1. The silane additive is a compound having two silyl groups of formula —Si(R.sup.6).sub.2(OR.sup.7) or a single silyl group of formula —Si(R.sup.10) (OR.sup.9).sub.2 where R.sup.6 is alkyl or aryl, R.sup.7 is alkyl, R.sup.9 is alkyl, and R.sup.10 is alkyl or aryl.

The present invention provides a resin composition excellent in mechanical properties, stiffness properties, appearance characteristics, flame retardancy and metal corrosion resistance and having a small environmental load, compared to those of conventional polyamide-based flame-retardant resin compositions. The present invention related to a flame-retardant resin composition, comprising: 35 to 85% by mass of a polyamide resin (A); 0.45 to 30% by mass of a cellulose fiber (B) having an average fiber diameter of 10 μm or less; 4.5 to 40% by mass of metal phosphinate (C); and 0 to 35% by mass of a reinforcing material (D) other than the cellulose fiber.

The present invention provides a resin composition excellent in mechanical properties, stiffness properties, appearance characteristics, flame retardancy and metal corrosion resistance and having a small environmental load, compared to those of conventional polyamide-based flame-retardant resin compositions. The present invention related to a flame-retardant resin composition, comprising: 35 to 85% by mass of a polyamide resin (A); 0.45 to 30% by mass of a cellulose fiber (B) having an average fiber diameter of 10 μm or less; 4.5 to 40% by mass of metal phosphinate (C); and 0 to 35% by mass of a reinforcing material (D) other than the cellulose fiber.

The adhesive composition includes: a cyclic organosilazane compound of the following general formula (1):

##STR00001##

wherein R.sup.1s each independently represent a substituted or unsubstituted monovalent hydrocarbon group having 1 to 10 carbon atoms, and p represents an integer of 3 to 8; and a hydrolyzable group-containing organosilicon compound containing an alkoxysilane

compound of the following general formula (2) and/or a partial hydrolytic condensate thereof:

R.sup.2.sub.x—Si(OR.sup.3).sub.4-x   (2)

wherein R.sup.2 represents an unsubstituted monovalent hydrocarbon group having 1 to 10 carbon atoms and optionally having an oxygen atom, R.sup.3 represents an unsubstituted monovalent hydrocarbon group having 1 to 10 carbon atoms, and x represents an integer of 0 to 2.

The adhesive composition includes: a cyclic organosilazane compound of the following general formula (1):

##STR00001##

wherein R.sup.1s each independently represent a substituted or unsubstituted monovalent hydrocarbon group having 1 to 10 carbon atoms, and p represents an integer of 3 to 8; and a hydrolyzable group-containing organosilicon compound containing an alkoxysilane

compound of the following general formula (2) and/or a partial hydrolytic condensate thereof:

R.sup.2.sub.x—Si(OR.sup.3).sub.4-x   (2)

wherein R.sup.2 represents an unsubstituted monovalent hydrocarbon group having 1 to 10 carbon atoms and optionally having an oxygen atom, R.sup.3 represents an unsubstituted monovalent hydrocarbon group having 1 to 10 carbon atoms, and x represents an integer of 0 to 2.

A composition containing a curing agent for silicone rubber masses and an organosilane, in particular a heterocyclic organosilane, as well as sealing agents, adhesives or coating agents containing this composition, the use of this composition as a sealing agent, adhesive or coating agent and the use of an organosilane according to the invention, in particular a heterocyclic organosilane as a water scavenger, alcohol scavenger and/or hydroxide ion scavenger and, after activation, as an adhesion promoter in silicone rubber masses is presented and described.

A composition containing a curing agent for silicone rubber masses and an organosilane, in particular a heterocyclic organosilane, as well as sealing agents, adhesives or coating agents containing this composition, the use of this composition as a sealing agent, adhesive or coating agent and the use of an organosilane according to the invention, in particular a heterocyclic organosilane as a water scavenger, alcohol scavenger and/or hydroxide ion scavenger and, after activation, as an adhesion promoter in silicone rubber masses is presented and described.

Techniques regarding chemical compounds comprising perfluoroaryl groups that can facilitate post-synthesis functionalization are provided. For example, one or more embodiments described herein can comprise a chemical compound. The chemical compound can comprise a molecular backbone. The chemical compound can also comprise a pendent functional group bonded to the molecular backbone. The pendent functional group can comprise a perfluoroaryl group and a methylene group.

Techniques regarding chemical compounds comprising perfluoroaryl groups that can facilitate post-synthesis functionalization are provided. For example, one or more embodiments described herein can comprise a chemical compound. The chemical compound can comprise a molecular backbone. The chemical compound can also comprise a pendent functional group bonded to the molecular backbone. The pendent functional group can comprise a perfluoroaryl group and a methylene group.

This is to provide a stretchable film having excellent stretchability and strength and excellent water repellency on the surface of the film, a method for forming the same, a urethane resin used for the stretchable film and a silicon-containing compound as a material of the urethane resin. A silicon-containing compound represented by the following general formula (1), ##STR00001## wherein, R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, and R.sup.6 each represents a linear, branched or cyclic alkyl group having 1 to 6 carbon atoms, a phenyl group, a 3,3,3-trifluoropropyl group or a group represented by —(OSiR.sup.7R.sup.8).sub.n—OSiR.sup.9R.sup.10R.sup.11; R.sup.7, R.sup.8, R.sup.9, R.sup.10 and R.sup.11 are the same as those of R.sup.1 to R.sup.6; “n” is an integer in the range of 0 to 100; A represents a linear or branched alkylene group having 3 to 6 carbon atoms; and “m” is an integer in the range of 1 to 3.