# US 2014/0155545 A1 · Cross-linkable materials based on organyl oxysilane-terminated polymers

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- Number: US 2014/0155545 A1
- Document ID: US20140155545A1
- Status: Published application
- Kind: A1
- Application number: 14/233,072
- Filed: 2012-07-30
- Published: 2014-06-05
- Earliest claimed: 2011-08-19
- Assignees: Wacker Chemie AG
- Inventors: Volker Stanjek; Bernd-Josef Bachmeier; Lars Zander
- Web page: https://patentgrep.com/patent/US20140155545A1

## CPC

- C09J 175/08: from polyethers
- C04B 26/16: Polyurethanes
- C04B 26/32: containing silicon
- C08G 18/4825: {Polyethers containing two hydroxy groups (C08G18/4833 - C08G18/5096 take precedence)}
- C08L 71/02: Polyalkylene oxides
- C08L 75/08: from polyethers
- C08L 83/04: Polysiloxanes
- C08L 83/06: containing silicon bound to oxygen-containing groups (C08L83/12 takes precedence)
- C08L 89/04: Products derived from waste materials, e.g. horn, hoof or hair
- C09D 183/04: Polysiloxanes
- C09D 183/06: containing silicon bound to oxygen-containing groups (C09D183/12 takes precedence)
- C09J 183/04: Polysiloxanes
- C09J 183/06: containing silicon bound to oxygen-containing groups (C09J183/12 takes precedence)
- C04B 2111/00482: {Coating or impregnation materials}
- C04B 2111/00637: {as glue or binder for uniting building or structural materials}
- C09J: ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES (preparation of glue or gelatine C09H)
- C04B: LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE {(roofing granules E04D7/005)}; CERAMICS (devitrified glass-ceramics C03C10/00); REFRACTORIES; TREATMENT OF NATURAL STONE
- C08G: MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08L: COMPOSITIONS OF MACROMOLECULAR COMPOUNDS (compositions based on polymerisable monomers C08F, C08G; artificial filaments or fibres D01F; textile treating compositions D06)
- C09D: COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR (cosmetics A61K; processes for applying liquids or other fluent materials to surfaces, in general, B05D; staining wood B27K5/02; glazes or vitreous enamels C03C; natural resins, French polish, drying-oils, driers, turpentine, per se, C09F; polishing compositions other than French polish, ski waxes C09G; adhesives or use of materials as adhesives C09J; materials for sealing or packing joints or covers C09K3/10; materials for stopping leaks C09K3/12; processes for the electrolytic or electrophoretic production of coatings C25D)

## Abstract

Moisture curable adhesives of high tensile shear strength contain an alkoxysilyl-terminated polymer and an alkoxy-functional silicone resin.

## Claims

### Claim at position 1

-11. (canceled)

### Claim 12

A crosslinkable composition comprising:
(A) 100 parts by weight of compounds (A) of the formula
Y—[(CR12)b—SiRa(OR2)3-a]x (I),
where
Y is an x-valent organic polymer radical bonded via nitrogen, oxygen, sulfur, or carbon and which comprises, as a polymer chain, polyoxyalkylene, hydrocarbon polymer, polyurethane, polyester, polyamide, polyacrylate, polymethacrylate, or polycarbonate,
R are identical or different and are monovalent, optionally substituted, SiC-bonded hydrocarbon radicals,
R1 are identical or different and are hydrogen or monovalent, optionally substituted hydrocarbon radicals, which are optionally attached to the carbon atom by a nitrogen, phosphorus, oxygen, sulfur or carbonyl group,
R2 are identical or different and are hydrogen or a monovalent, optionally substituted hydrocarbon radical,
x is an integer from 1 to 10,
a is identical or different and is 0, 1, or 2, and
b is identical or different and is an integer from 1 to 10, and
(B) more than 50 parts by weight of silicone resins comprising units of the formula
R3c(R4O)dR5eSiO(4-c-d-e)/2 (II),
where
R3 are identical or different and are hydrogen, a monovalent, SiC-bonded, optionally substituted aliphatic hydrocarbon radical, or a divalent, optionally substituted, aliphatic hydrocarbon radical which bridges two units of the formula (II),
R4 are identical or different and are hydrogen or a monovalent, optionally substituted hydrocarbon radical,
R5 are identical or different and are monovalent, SiC-bonded, optionally substituted aromatic hydrocarbon radicals,
c is 0, 1, 2, or 3,
d is 0, 1, 2, or 3, and
e is 0, 1, or 2,
with the proviso that the sum of c+d+e is less than or equal to 3 and in at least 40% of the units of the formula (II) the sum c+e is 0 or 1.

### Claim 13 (depends on 12)

The crosslinkable composition of claim 12, wherein radical Y in formula (I) comprises polyurethane radicals or polyoxyalkylene radicals.

### Claim 14 (depends on 12)

The crosslinkable composition of claim 12, wherein the end groups of the compounds (A) are groups of the formulae
—O—C(═O)—NH—(CR12)b—SiRa(OR2)3-a (III)
and
—NH—C(═O)—NR′—(CR12)b—SiRa(OR2)3-a (IV).

### Claim 15 (depends on 12)

The crosslinkable composition of claim 12, comprising at least 60 parts by weight of component (B), based on 100 parts by weight of component (A).

### Claim 16 (depends on 12)

The crosslinkable composition of claim 12, wherein the silicone resins (B) have an average molar mass (number average) Mn of at least 400 g/mol and not more than 400,000 g/mol.

### Claim 17 (depends on 12)

The crosslinkable composition of claim 12, comprising:
(A) 100 parts by weight of compounds of the formula (I),
(B) 60 to 1000 parts by weight of silicone resin(s) comprising units of formula (II),
(C) optionally 0.5 to 10 parts by weight of a compound containing basic nitrogen,
(D) optionally filler(s),
(E) optionally catalyst(s),
(F) optionally adhesion promoter(s),
(G) optionally water scavenger(s),
(H) optionally further additives other than (A) through (G), and
(K) optionally adjuvants.

### Claim 18 (depends on 12)

A process for producing a composition of claim 12, comprising mixing the individual components in any order.

### Claim 19 (depends on 12)

A shaped article produced by crosslinking a composition of claim 12.

### Claim 20 (depends on 19)

The shaped article of claim 19, having a DIN EN 204 tensile shear strength of at least 7 MPa after 7-day storage at 1000 hPa and 23° C.

### Claim 21 (depends on 12)

A method for adhesive bonding or sealing of substrates, comprising applying a composition of claim 12 to the surface of at least one substrate, then contacting said surface with a second substrate to be bonded and allowing crosslinking to take place.

### Claim 22 (depends on 12)

A method for producing coatings or encapsulations, comprising applying a composition of claim 12 to at least one substrate and allowing crosslinking to take place.