US4026853A
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Curable bituminous organopolysiloxane compositions
Assignee: Consortium fuer Elektrochemische Industrie GmbH
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Filing: 1975-11-19
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Granted: 1977-05-31
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Expires: 1995-11-19
Abstract
Abstract Bituminous organopolysiloxanes which are capable of being cured comprising a bituminous material and a modified organopolysiloxane capable of being cross-linked.
Inventors
- 👤 Gunter Dressnandt
- 👤 Hermann Meyer
- 👤 Walter Keil
- 👤 Oswin Sommer
- 👤 Klaus Marquardt
- 👤 Franz Heinrich Kreuzer
- 👤 Eckhart Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:39
CPC Classifications
C; C08; C08L; C08L83/00; C08L95/00; Y; Y10; Y10S; Y10S528/00; Y10S528/901
Claims Analysis
Total Claims: 40
Claim 1
Independent Claim
53 words
A bituminous composition comprising a bituminous material and a modified diorganopolysiloxane in which the diorganopolysiloxane is linked to at least one organic polymer chain and is capable of being cross-linked, said diorganopolysiloxane is present in an amount of from 0.5 to 95 percent by weight based on the total weight of the composition.
Claim 2
Dependent Claim
53 words
A bituminous composition comprising a bituminous material and a modified diorganopolysiloxane in which the diorganopolysiloxane is linked to at least one organic polymer chain and is capable of being cross-linked, said diorganopolysiloxane is present in an amount of from 0.5 to 95 percent by weight based on the total weight of the composition.
Claim 3
Dependent Claim
28 words
The composition of claim 1, in which the amount of bituminous material is from 5 to 60 percent by weight based on the total weight of the composition.
Claim 4
Dependent Claim
28 words
The composition of claim 1, in which the amount of modified diorganopolysiloxane is from 0.5 to 70 percent by weight based on the total weight of the composition.
Claim 5
Dependent Claim
23 words
The composition of claim 1, in which the modified diorganopolysiloxane is linked to organic polymer chains, each having at least 10 carbon atoms.
Claim 6
Dependent Claim
32 words
The composition of claim 1, in which the modified diorganopolysiloxane contains from 1 to 95 percent by weight of organic polymer chain(s), each based on the total weight of the modified diorganopolysiloxane.
Claim 7
Dependent Claim
32 words
The composition of claim 1, which also contains an unmodified diorganopolysiloxane capable of being cross-linked in an amount up to 70 percent by weight based on the weight of the modified diorganopolysiloxane.
Claim 8
Dependent Claim
27 words
The composition of claim 6, wherein the unmodified diorganopolysiloxane is present in an amount up to 50 percent by weight based on the weight of modified diorganopolysiloxane.
Claim 9
Dependent Claim
10 words
The composition of claim 1 which also includes a filler.
Claim 10
Dependent Claim
27 words
The composition of claim 8 wherein the filler is present in an amount up to 50 percent by weight based on the total weight of the composition.
Claim 11
Dependent Claim
10 words
The composition of claim 1 which also includes a pigment.
Claim 12
Dependent Claim
28 words
The composition of claim 10 wherein the pigment is present in an amount of from 1 to 30 by weight based on the total weight of the composition.
Claim 13
Dependent Claim
29 words
The composition of claim 10 wherein the pigment is present in an amount of from 3 to 10 percent by weight based on the total weight of the composition.
Claim 14
Dependent Claim
10 words
The composition of claim 1 which also includes a plasticizer.
Claim 15
Dependent Claim
27 words
The composition of claim 13 wherein the plasticizer is present in an amount up to 20 percent by weight based on the total weight of the composition.
Claim 16
Dependent Claim
13 words
The composition of claim 1 wherein the modified diorganopolysiloxane is a graft copolymer.
Claim 17
Dependent Claim
24 words
The composition of claim 1 wherein the modified diorganopolysiloxane is linked to organic polymer chains consisting of recurring units derived from olefinically unsaturated monomers.
Claim 18
Dependent Claim
104 words
The composition of claim 1 wherein the modified diorganopolysiloxane is represented by the general formula ##STR3## in which R is selected from the group consisting of monovalent hydrocarbon radicals and substituted monovalent hydrocarbon radicals, R" is selected from the group consisting of divalent hydrocarbon radicals and substituted divalent hydrocarbon radicals, R'" represents a monovalent polymeric organic radical, which is bonded to R" via a carbon-carbon bond, Z is selected from the group consisting of a hydrolyzable group, and a hydroxy group, m represents 0, 1, 2 or 3, x represents zero or a positive integer, and y represents a positive integer up to 500.
Claim 19
Dependent Claim
16 words
The composition of claim 17 wherein R and R" each have up to 7 carbon atoms.
Claim 20
Dependent Claim
24 words
The composition of claim 17 wherein R'" represents an organic polymer radical consisting of recurring units derived from at least one olefinically unsaturated monomer.
Claim 21
Dependent Claim
70 words
The composition of claim 17 wherein Z is selected from the group consisting of --OH, --OOCR', --OR, --OR"OR, --NR' 2 , --ONR' 2 , --NR'(COR'), ON=CR' 2 , and --OP(=O)(OR') 2 in which R is selected from the group consisting of monovalent hydrocarbon radicals and substituted monovalent hydrocarbon radicals, R' is selected from the group consisting of a hydrogen atom, a monovalent hydrocarbon radical and a substituted monovalent hydrocarbon radical.
Claim 22
Dependent Claim
9 words
The composition of claim 17 wherein m is 1.
Claim 23
Dependent Claim
13 words
The composition of claim 17 wherein x is an integer up to 20,000.
Claim 24
Dependent Claim
72 words
The composition of claim 6 wherein the unmodified diorganopolysiloxane is represented by the general formula ##STR4## in which R is selected from the group consisting of monovalent hydrocarbon radicals and substituted monovalent hydrocarbon radicals, Z is selected from the group consisting of a hydrolyzable group and a hydroxy group, m represents 0, 1, 2 or 3 and x represents zero or a positive integer and y is a number up to 500.
Claim 25
Dependent Claim
13 words
The composition of claim 23 wherein R has up to 7 carbon atoms.
Claim 26
Dependent Claim
70 words
The composition of claim 23 wherein Z is selected from the group consisting of --OH, --OOCR', --OR, --OR"OR, --NR' 2 , --ONR' 2 , --NR'(COR'), ON=CR' 2 , and --OP(=O)(OR') 2 in which R is selected from the group consisting of monovalent hydrocarbon radicals and substituted monovalent hydrocarbon radicals, R' is selected from the group consisting of a hydrogen atom, a monovalent hydrocarbon radical and a substituted monovalent hydrocarbon radical.
Claim 27
Dependent Claim
9 words
The composition of claim 23 wherein m is 1.
Claim 28
Dependent Claim
13 words
The composition of claim 23 wherein x is an integer up to 20,000.
Claim 29
Dependent Claim
17 words
The composition of claim 1 wherein the modified diorganopolysiloxane contains at least three hydrolyzable groups per molecule.
Claim 30
Dependent Claim
34 words
The composition of claim 1 wherein the modified diorganopolysiloxane contains at least two Si-bonded hydroxy groups per molecule, and the composition also includes a cross-linking agent having at least three condensable groups per molecule.
Claim 31
Dependent Claim
26 words
The composition of claim 29 wherein the cross-linking agent is a polyfunctional silicon compound which contains at least three groups hydrolyzable by atmospheric moisture per molecule.
Claim 32
Dependent Claim
56 words
The composition of claim 29 wherein the cross-linking agent is a silane of the general formula R.sub.n Si(OZ').sub.4-n in which R is selected from the group consisting of monovalent hydrocarbon radicals and substituted monovalent hydrocarbon radicals, Z' is selected from the group consisting of monovalent hydrocarbon radicals and oxyhydrocarbon radicals and n represents 0 or 1.
Claim 33
Dependent Claim
67 words
The composition of claim 29 wherein the cross-linking agent is a siloxane liquid at room temperature and contains at least three Si-bonded groups selected from the class consisting of hydrogen atoms and groups of the formula --OR' in which R' is selected from the group consisting of hydrogen, monovalent hydrocarbon radicals and substituted monovalent hydrocarbon radicals, and the cross-linking agent is kept separate from the modified diorganopolysiloxane.
Claim 34
Dependent Claim
31 words
The composition of claim 29 wherein the cross-linking agent is present in an amount of from 0.5 to 20 percent by weight based on the total weight of the modified diorganopolysiloxane.
Claim 35
Dependent Claim
31 words
The composition of claim 29 wherein the cross-linking agent is present in an amount of from 1 to 10 percent by weight based on the total weight of the modified diorganopolysiloxane.
Claim 36
Dependent Claim
52 words
The composition of claim 28 which also contains a condensation catalyst selected from the group consisting of metallic salts of carboxylic acids and organometallic salts of carboxylic acids, amines and amine salts, wherein the metals are selected from the group consisting of manganese, zinc, chromium, iron, cadmium, cobalt, nickel, tin and lead.
Claim 37
Dependent Claim
18 words
The composition of claim 1 which includes a cross-linking agent that is activated in the presence of heat.
Claim 38
Dependent Claim
16 words
The composition as claimed in claim 36 wherein the cross-linking agent is an organic peroxy compound.
Claim 39
Dependent Claim
6 words
The cured composition of claim 35.
Claim 40
Dependent Claim
6 words
The cured composition of claim 36.
References Cited (Backward Citations)
US3560244A
Cited
US3897380A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-05-30 | 1980-11-29 | 1981-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-05-30 | 1984-11-29 | 1985-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-05-30 | 1988-11-29 | 1989-05-31 | $7700.00 | Window Closed / Lapsed |